BANGLADESH POWER DEVELOPMENT BOARD ......Start-up and loading diagram of Combined Cycle up to MCR for each cold and warm start for the following case shall be submitted: HRSG and Steam

Raozan 400 MW 10% CC Plant Project (Vol-2 of 2, PART B)

BANGLADESH POWER DEVELOPMENT BOARD

TENDER DOCUMENT

FOR

CONSTRUCTION OF 400 MW 10% COMBINED CYCLE POWER PLANT AT RAOZAN, CHATTOGRAM

VOLUME 2 OF 2, PART B

TECHNICAL PARTICULARS [Schedules & Data Sheets]

December, 2019


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1. Schedule Page Schedule-A Guarantees ……………………………………………… Schedule-B Technical Data Sheet……………………………………

Schedule-C Drawings to be furnished with Contract…………….. Schedule-D Delivery time……………………………………………… Schedule-E Tools and Appliances…………………………………… Schedule-F Spare Parts……………………………………………..…. Schedule-G Deviation…………………………………………………… Schedule-H Civil and Building Works………………………………... Schedule-I List of Subcontractor…………………………………….. Schedule-J Description of Training Programme…………………… Schedule-K Mobilisation and demobilisation Schedule for

Construction Equipment ………………………………... Schedule-L Method of Transportation and Unloading of

heavy Cargo ………………………………………………..


3

Schedule-A

Guarantees

1. Combined Cycle Guarantees The guaranteed performance of the complete Combined Cycle Power Plant at site condition (350 C, 1.013 bar, 98% Relative Humidity) and Generator power factor of 0.80 shall be as follows:

MCR Load Net Power Output, KW : ___________

100% load 75% load 50% load

Net Heat Rate (LHV of fuel), KJ/Kwh : _____ ______ _____

i) Net Power Output

Net power output shall mean the total plant power output in Combined Cycle mode measured at the high voltage side of step up transformer. ii) Net Heat Rate Net heat rate shall mean the heat equivalent of the fuel consumed by complete Combined Cycle Plant per unit time, based upon the Lower Calorific Value, divided by the net power output as defined above. iii) Fuel In so far as these performance guarantees are affected, the fuel shall be in accordance with or better than the analysis given in the Technical Specification, Annexure-1 of Vol. 2 of 2 (Part A) iv) Cooling Water Temperature Cooling water Temperature from cooling tower at inlet of Steam Turbine Condenser and auxiliary cooling water Coolers is to be of 380C at site condition (350C, 1.013 bar, 98% R.H). However, the net output of complete Combined Cycle Power Plant shall not be less than the guaranteed figure at site condition.

v) The guarantee performance data are to be based on the proposed Heat Balance Diagram (will be submitted during detailed design stage) and Correction Curves and/or Tables (will be submitted during detailed design stage), which are to be submitted with this Contract and which are only to adjust the guarantee performance data, should the operating conditions during the performance tests differ from the above guarantee data.


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vi) Performance Correction Curves and Other related to CCPP The following curves, which are necessary for correcting Power Output, Heat Rate and Turbine Inlet/Outlet Temperature from the test ambient condition to the guarantee reference condition, shall be furnished with the Tender. - Variation in barometric pressure

- Variation in ambient temperature

- Variation of generator efficiency with Power Factor

- Variation in Altitude and Relative Humidity

- Efficiency Vs Plant output

- Others if any

vii) Starting and Loading Time

The Steam Turbine starting time to reach Full speed no load (3000 rpm) counting from Gas Turbine start-up command to be as follows (to be guaranteed):

Cold Start (from ambient Conditions): --------hr ------- min ( max 4 hours)

Warm Start (after 8 hrs shut down period): ------hr ------ min ( max 2 hours)

The Steam Turbine loading time up to MCR counting from Synchronisation: -------- min, to be guaranteed. Start-up and loading diagram of Combined Cycle up to MCR for each cold and warm start for the following case shall be submitted:

HRSG and Steam Turbine simultaneously with GTG start-up.

2. Date of completion

Total time from EDOC to Start date of Successful Completion of ICO of the CCPP:

Days

3. Data at the Site Condition (350 C, 1.013 bar, 98% RH)

a) Simple cycle Power output, measured at Generator terminal

: ________ kW, at GT Base load : ________ kW, at GT Peak load

b) Total Auxiliary consumption including total loss of transformers (for Simple cycle power output at GT Base load condition)

: ___________ kW

c) Combined cycle Power output at MCR, measured at Generator terminal

: ___________ kW


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d) Total Auxiliary consumption including

total loss of transformers (for Combined cycle Power output at MCR condition)

: ___________ kW

e) The following items shall be guaranteed by the Contractor for Generator Step up transformer:

i) Losses

a. Load loss at ONAF rating under the rated voltage, tap and frequency : -At 0.8 Power Factor, Lagging, KW :------------------ -At Unity Power Factor, KW :------------------

b. No-Load loss under the rated voltage, tap and frequency , KW :------------------

ii)Impedance at rated power and frequency, %(Positive Seq.):---------------

Note: Detail Break-up for total auxiliary consumption for CCPP shall be submitted as per attached sheet.


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Detail Break-up for total auxiliary consumption

Sl. No. Item Consumption in kW (to be filled by Tenderer)

1. GT’s self-auxiliary consumption (Name of the auxiliaries and its consumption).

2. ST’s auxiliary consumption (Name of the auxiliaries and its consumption).

3. Gas Booster Compressor

4. Transformers total loss 5. Cooling system 6. HRSG Feed water pumps

7. Condensate Pumps 8. River Intake Water Pump 9. CW pumps 10. HVAC 11. Chemical treatment Plant 12. Power Plant lighting load 13. All other Auxiliary load (Name of the

equipment & its consumption to be specified separately)

14. 15. 16.

17. 18. 19.

20. 21. 22. 23. Total


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SCHEDULE-B

TECHNICAL DATA SHEET B-1 Gas Turbine and Ancillaries

1.1 General Information -Type of Gas turbine --------------

-Model Number --------------

-Manufacturer of gas turbine, Country --------------

-Min. heat value of gas required, KJ/Nm3 --------------

-Normal gas pressure required, bar --------------

-Number, type and arrangement of

combustion chambers, fuel nozzles,

flame detectors, etc -------------

-Number of compressor stages -------------

-Compressor pressure ratio -------------

-Number of power turbine stages -------------

-Number and type of bearings -------------

-Starting system -------------

Type of GT control system -------------

-Description of Speed governing system

and fuel control system -------------

-Description of over-speed trip system -------------

-Compressor cleaning method -------------

-Gas consumption (Max. Nm3/hr) -------------

With integration (Totalizer flow meter)

-Description of cooling system ------------

-Auxiliary power consumption, KW ------------

-Moment of Inertia, GD2 of Rotor, (kg-m2) ------------

1.2 Performance Data at the Site Condition (350 C, 1.013 bar, 98% RH)

-Gross output at Site condition

Base Load, KW (at Generator terminal) ------------

Peak Load, KW (at Generator terminal) ------------

- Gross Heat Rate at Site Condition (on the basis of Generator terminal

output and fuel gas LHV)

At Base Load, KJ/Kwh -----------


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At Peak Load, KJ/Kwh -----------

-Guaranteed rate of unit load change is

capable without structural damage, KW/min. -----------

-Noise at a distance of 100 metres (dB) -----------

(in each octave band, see section 2, Vol. 2)

-Critical speed above and below rated speed -----------

-Turbine/Compressor Rotor, rpm -----------

-Generator, rpm -----------

-Fuel Natural Gas

Base Peak

-Gas Turbine

Inlet Temp. 0C --------------------------------

Firing Temp. C ---------------------------------

Turbine Inlet Temp. C --------------------------------

Exhaust Temp. 0C ---------------------------------

-Air flow, Kg/sec. ---------------------------------

-Turbine Cooling air flow, % ---------------------------------

-Exhaust gas flow, Kg/sec. ---------------------------------

-Exhaust Temp. of gas burning, 0C ---------------------------------

-Max. Exhaust Temp. limit of gas burning, 0C---------------------------------

-Max. starting time required from ---------------------------------

standstill to full speed, min

-Max. vibration limit, mm/sec ----------------------------------

-Min. time required for applying full

load to unit,

From cold standby, min ----------------------------------

From warm shutdown, min ----------------------------------

-Estimated firing hours at or below Base rating of

gas burning , between :

Minor inspection, hours -----------------------------------

Normal inspection, hours -----------------------------------

Major overhauls, hours -----------------------------------

-Estimated firing hours at Peak rating of

gas burning , between :

Minor inspection, hours -----------------------------------

Normal inspection, hours -----------------------------------


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Major overhauls, hours ---------------------------------

-Estimated shutdown period, hours and

Man-hours for :

Minor inspection -----hours-----man-hours---

Normal inspection -----hours-----man-hours---

Major overhauls -----hours-----man-hours---

1.2a Estimated Performance under different Site conditions:

i) Power Rating at Gen. Terminal ( For Natural Gas)

a. Ambient Temp. 450 C, KW ---------------------------------

b. Ambient Temp. 350 C, KW ---------------------------------

c. Ambient Temp. 250 C, KW ---------------------------------

e. Ambient Temp. 150 C, KW ---------------------------------

ii) Gross Heat Rate (on the basis of Generator terminal output and Fuel Gas LHV)

100% 75% 50% 25%

a. Ambient Air Temp.450 C, KJ/Kwh ......... .......... ........ ...........

b. Ambient Air Temp.350 C, KJ/Kwh ......... .......... ........ ...........

c. Ambient Air Temp.250 C, KJ/Kwh ........ .......... ........ ...........

e. Ambient Temp. 150 C, KJ/Kwh ........ .......... ........ ...........

Base Peak

iii) Inlet and Exhaust Losses

a. Ambient Air Temp.450 C

Inlet loss, mm Aq ----------------------------------

Exhaust loss, mm Aq ----------------------------------

b. Ambient Air Temp.350 C

Inlet loss, mm Aq ----------------------------------


c. Ambient Air Temp.250 C

Inlet loss, mm Aq ----------------------------------


d. Ambient Air Temp.200 C

Inlet loss, mm Aq ----------------------------------



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iv) Consumption of Auxiliary Power :

Ambient Temp. 450 C, KW ---------------------------------

Ambient Temp. 350 C, KW ---------------------------------

Ambient Temp. 300 C, KW ---------------------------------

Ambient Temp. 250 C, KW ---------------------------------

Ambient Temp. 200 C, KW ---------------------------------

1.3 Materials :

-Compressor

Moving blades --------------------------------

Fixed blades --------------------------------

-Combustion Chamber Liner --------------------------------

-Transition piece --------------------------------

-Turbine

Moving blades ---------------------------------

Fixed nozzle ---------------------------------

Blades Coating ---------------------------------

Blade disc ---------------------------------

Shaft ---------------------------------

1.4 Turning Gear

-Intermittent or continuous rolling ---------------------------------

-Speed, rpm ---------------------------------

-Manual-Turning provided or not ---------------------------------

-Normal Turning period after operation

at Base & peak load, hours ------------- ----------------

1.5 Lubrication Oil system

-Main oil pump capacity, litre/min ---------------------------------

-Aux. oil pump capacity, litre/min ---------------------------------

-Emergency oil pump capacity, litre/min ---------------------------------

-Total quantity of oil in system, litre ---------------------------------

-Type of filter ---------------------------------

-Degree of filtration, microns ---------------------------------

-Manufacturer of filter, country ---------------------------------

-Type of lubricant required ---------------------------------

1.6 Fuel System

a. Gas Fuel System

i) Normal operating pressure, bar ---------------------------------


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-Make, country and Type of filter ---------------------------------

- Degree of filtration, microns ---------------------------------

-Type of conditioner ---------------------------------

-Make and Type of Flow meter ---------------------------------

-Dimension of unit, mm ---------------------------------

-Weight, Kg ---------------------------------

ii) Cyclone Separator ---------------------------------

Model, Make & Country ---------------------------------

ii) Gas Booster Compressor (GBC)

Model, Make & Country (ATLAS COPCO, USA/ Germany or MAN TURBO,

Germany or INGERSOLL RAND, USA)

- Compressor Type ---------------------------------

- Make, Country ----------------------------------

- Model ---------------------------------

- Capacity ----------------------------------

- Suction Pressure ----------------------------------

- Discharge Pressure ----------------------------------

- Discharge Temperature ---------------------------------

- Compressor Speed -----------------------------------

- Compressor Motor Voltage/ Rating, kV/ KW ----------------------------------

- Motor Speed ----------------------------------

1.7 Air Intake system

-Material of louvers ---------------------------------

-Material of intake duct ---------------------------------

-Intake duct surface treatment ---------------------------------

-Type of air filter

Primary ---------------------------------

Secondary ---------------------------------

-Manufacturer of air filter, Country ---------------------------------

-Material of filter medium ---------------------------------

-Maximum intake velocity, m/s ---------------------------------

-Maximum pressure loss, mm Aq ---------------------------------

-Type of silencer ---------------------------------

-Material of sound absorber ---------------------------------

-Manufacturer of silencer ---------------------------------

-Amount of air required, m3/hr ---------------------------------


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1.8 Exhaust System

-Material of stack & Height ----------------------------------

Surface treatment of stack plate ---------------------------------

-Material of expansion joints ----------------------------------

Material and thickness of liner ----------------------------------

Manufacturer of expansion joints ----------------------------------

Type of silencer ----------------------------------

Material of sound absorber ----------------------------------

Manufacturer of silencer ----------------------------------

Maximum pressure loss, mm Aq ----------------------------------

1.9 Deleted

1.10 List of Turbine Trip Signal -----------------------------------

-----------------------------------

-----------------------------------

-----------------------------------

1.11 Ventilation Fan for Compartment

-Design pressure in each -----------------------------------

compartment, mm Aq

-Number and location of ventilation fans -----------------------------------

-Number and Type of air filters -----------------------------------

1.12 Fire Protection System

-Number, Type and location of -----------------------------------

fire detectors

-Number and location of discharge -----------------------------------

nozzles

-Location of CO2 gas cylinders -----------------------------------

-Number of CO2 gas cylinders -----------------------------------

-Capacity of each cylinder, N/m3 -----------------------------------

-Filling pressure, bar -----------------------------------

- Pumps -----------------------------------

1.13 Weight and Dimension (L X W X H)

-Gas Turbine Package, 1000Kg -----------------------------------

-Generator Package, 1000Kg -----------------------------------

-Auxiliary Package, 1000Kg -----------------------------------

-Control Package, 1000Kg -----------------------------------


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-Max. Shipping Weight, 1000Kg -----------------------------------

-Max. Shipping Dimension (Name)------------------- , mm --------

-Heaviest Piece during erection, 1000Kg -----------------------------------

-Heaviest Piece during maintenance, 1000Kg --------------------------

B-2 Generator and Ancillaries

2.1 Generator

-Manufacturer, Country ----------------------------------

-Type ----------------------------------

-KVA rating / power factor 0.8 ----------------------------------

-Max. leading & lagging KVAR capability at pf ----------------------------------

-Rated voltage between lines, KV ----------------------------------

-Connection of armature winding ----------------------------------

-Rated Current, A ----------------------------------

-Rated frequency, Hz ----------------------------------

-Efficiency

at pf 0.8, % ----------------------------------

at pf 1.0, % ----------------------------------

-Stator overloading, % ----------------------------------

-Critical speed, rpm ----------------------------------

-Max. torque when the stator is short-circuited, Nm ----------------------------------

-Generator Characteristics

Instantaneous Max. short-circuit current

at nominal voltage, Apeak ----------------------------------

sub-transient reactance, Xd” pu ----------------------------------

transient reactance, Xd’ pu ----------------------------------

synchronous reactance, Xd pu ----------------------------------

negative sequence reactance, pu ----------------------------------

zero sequence reactance, pu ----------------------------------

field time Constant, Td’0 sec ----------------------------------

Transient time Constant, Td sec ----------------------------------

initial time Constant, Td” sec ----------------------------------

-Moment of inertia GD2 of rotor, Kg-m2 ----------------------------------

-percent rise on voltage when full load is

rejected and operating at pf 0.8 , % ----------------------------------

pf 1.0 , % ----------------------------------

-Telephone influence factor Balanced ----------------------------------


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Residual ---------------------------------- -Class of winding insulation Armature winding ----------------------------------

Field winding ------------------------- -Type of cooling -Short circuit ratio, sat -Generator rated excitation requirements for operation at rated kVA

Excitation voltage ------------------------- Excitation current -------------------------

- Generator calculated losses at 100% Base rating Total generator iron loss, kW ------------------------- Generator stator I2 R loss, kW ------------------------- Generator rotor I2 R loss, kW ------------------------- Generator stray load loss, kW ------------------------- Generator windage loss, kW ------------------------- Total generator loss, kW -------------------------

- Generator cooling system ------------------------- -Generator weights

Weight of rotor, kg ------------------------- Weight of complete stator, kg -------------------------

2.2 Exciter

- Manufacturer, Country ------------------------- - Type ------------------------- - Rated output, kW -------------------------

-Rated load field voltage at 0.80 pf/1.00 pf ------------------------- -Rated exciter current at 0.80 pf./l.00 pf ------------------------- - Exciter ceiling voltage, V ------------------------- -Maximum continuous exciter current, A ------------------------- -Excitation system voltage response ratio ------------------------- 2.3 Automatic Voltage Regulator -Manufacturer, Country ------------------------- - Type ------------------------- - Description of AVR, Ref. No. ------------------------- 2.4 Generator Protection (Manufacturer Cat. No. or Type) -Manufacturer : ABB, Switzerland/ ABB Sweden/ Siemens, Germany/ GE, USA or EU/ Mitsubishi, Japan -Generator differential relay ------------------------- -Generator ground over-current relay ------------------------- -Field / rotor ground detection system ------------------------- -Reverse power relay ------------------------- -Loss of field relay ------------------------- -Voltage restraint over-current relays ------------------------- -Negative phase sequence relay -------------------------


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-Under/Over Frequency relay ------------------------- - Sychro-Check relay ------------------------- - Auxiliary relays ------------------------- -Lockout relays ------------------------- 2.5 Generator Switchgear

-Manufacturer, Country ------------------------- -Circuit breaker Catalogue No. ------------------------- Type ------------------------- Interrupting Media SF6 Closing current at 125 volts DC, A ------------------------- Time to close, m sec ------------------------- Tripping current at 125 volts DC, A ------------------------- Time to trip, m sec ------------------------- - Rating and capabilities

Current rating, A ------------------------- Voltage rating, V -------------------------

Nominal 3 phase interrupting capacity, MVA ------------------------- Maximum symmetrical interrupting capacity, kA -------------------------

3 second short time rating, kA ------------------------- Closing and latching capability, kA -------------------------

- Operating Mechanism ------------------------- -Instruments and devices (Manufacturer, Type)

Current transformers Single ratio ------------------------- Multi ratio ------------------------- Potential transformers ------------------------- Control and instrument switches ------------------------- Indicating lights -------------------------

-Lightning arresters ------------------------- -Surge protection devices ------------------------- -Type of bus insulation ------------------------- -Type of bus supports ------------------------- -Type of insulation on connections ------------------------- -Size of completely assembled switchgear

Length, mm ------------------------- Width, mm -------------------------

Height, mm ------------------------- - Total weight of switchgear, kg -------------------------

B-3 Heat Recovery Steam Generator and Ancillary Equipment

3.1 General -Type of HRSG [Vertical]/ [Horizontal] -------------------------------

-Model Number -------------------------------

-Manufacturer of HRSG, Country -------------------------------


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3.2 Performance

(1) at MCR

- Maximum Continuous Rating at

Hot Gas Input with Gas Turbine

Generator base rating, kg/hr -------------------------------

- Superheater exit pressure, bar -------------------------------

- Superheater exit temperature, 0C -------------------------------

- Feed Water temperature at Economiser -------------------------------

inlet, 0C

- Total Pressure loss through the --------------------------------

steam generator, mm Aq.

- Pressure loss though the -------------------------------

superheater section, mm Aq. --------------------------------


Evaporator section, mm Aq. --------------------------------


economiser section, mm Aq. -----------------------------

-Gas leakage through bypass damper -----------------------------

- Heat absorbing rate

Superheater section, kg/m2/hr ---------------------------------

Evaporator section, kg/m2/hr ---------------------------------

Economiser section, kg/m2/hr ---------------------------------

- Gas Temperature ---------------------------------

Gas Turbine exhaust temp., 0C ---------------------------------

Superheater inlet, 0C ---------------------------------

Evaporator inlet, 0C ---------------------------------

Economiser outlet, 0C ---------------------------------

- Pinch point temperature, 0C ---------------------------------

- Approach Temperature, 0C ---------------------------------

- Gas Velocities

Superheater section, m/sec ---------------------------------

Evaporator section, m/sec ---------------------------------

Economiser section, m/sec ---------------------------------

- Exhaust gas temperature ----------------------------------

at HRSG outlet, 0C

- Water temperature


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Entering economiser, 0C ----------------------------------

Leaving economiser, 0C ----------------------------------

- Design pressure for high ----------------------------------

pressure portion, bar

- Working pressure at superheater ----------------------------------

outlet, bar

- Working pressure at HRSG ----------------------------------

steam drum, bar

- Static head, drum water level to ----------------------------------

economiser inlet, bar

- Working pressure at economiser, bar ----------------------------------

(2) at Partial Load

(Gas Turbine output at Site Condition)

100% 75% 50% 25%

- Exhaust gas flow, kg/hr ------- ------- ------- -------

- Exhaust gas temp., 0C ------- ------- ------- -------

- Steam Output, kg/hr ------- ------- ------- -------

- Superheater exit pressure, bar ------- ------- ------- -------

- Superheater exit temp., 0C ------- ------- ------- -------

- Feed Water temp. at ------- ------- ------- -------

economiser inlet, 0C

- Pinch point temp., 0C ------ ------- ------- -------

- Approach temp.,0C ------- ------- ------- -------

Gas Temperature

Superheater inlet, 0C ------- ------- ------- -------

Evaporator inlet, 0C ------- ------- ------- -------

Economiser outlet, 0C ------- ------- ------- -------

3.3 Operating Limit

- Max. gas temperature at

superheater inlet during start-up, 0C ----------------------------------

- Max. superheater metal temperature at

during start-up, 0C ----------------------------------

- Max. drum metal differential

temperature during pressure raising, 0C ----------------------------------

- Max. rate of decrease in

saturation temperature, 0C ----------------------------------

- Max. water temperature before


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draining HRSG, 0C ----------------------------------

- Max. superheater steam pressure, bar ---------------------------------

- Max. superheater steam temp., 0C ----------------------------------

- Min. load for superheater spray, % ----------------------------------

- Max. casing design pressure, mm Aq. ----------------------------------

3.4 Evaporator Section

- Manufacturer, country ----------------------------------

- Heating surface, m2 ----------------------------------

- Heat absorbing rate, kj/m2/hr ----------------------------------

- Method of joining long tubes ----------------------------------

- Method of fixing tubes to header or

or drum ----------------------------------

- Tube outside diameter, mm ----------------------------------

- Tube thickness, mm ----------------------------------

- Tube pitching, mm ----------------------------------

- Casing thickness, mm ----------------------------------

3.5 Drum


- Construction ----------------------------------

- Internal diameter, mm ----------------------------------

- Thickness, mm ----------------------------------

Length, mm ----------------------------------

Steam purifier,

Manufacturer, country

Type

- Design pressure, bar ----------------------------------

Operating pressure, bar ----------------------------------

3.6 Safety Valve


1) for Drum

- Type ----------------------------------

Number ----------------------------------

Size of valve, mm ----------------------------------

Capacity, kg/hr ----------------------------------

Design lifting pressure, bar ----------------------------------

2) for superheater


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- Type ----------------------------------

Number ----------------------------------

Size of valve, mm ----------------------------------

Capacity, kg/hr ----------------------------------

Design lifting pressure, bar ----------------------------------

-Details of assessment of

safety valve capacity, Ref. No. ----------------------------------

3.7 Superheater

- Manufacturer, Country ----------------------------------

- Type ----------------------------------

- Design Pressure, bar ----------------------------------

- Heating Surface, m2 ----------------------------------



- Length, mm ----------------------------------

- Effective length per element, m ----------------------------------

- Method of arrangement ----------------------------------

- Number of elements ----------------------------------

- Number of steam flow ----------------------------------

-Tube pitching ----------------------------------

-Max. design tube temp., 0C ----------------------------------

-Tube class and finish ----------------------------------

-Method of fixing tubes to header ----------------------------------

-Type of tube support and material ----------------------------------

-Method of jointing long tube ----------------------------------

- Header Inlet Outlet

Construction ----------------------------------

Inside diameter, mm ----------------------------------

Thickness, mm ----------------------------------

Material ----------------------------------

Particular of terminal point, Ref. No. ----------------------------------

3.8 Superheater Steam Temperature Control Equipment

- Description of Control equipment ------------------------------------

Control range ----------------------------------

1) In case of surface or condenser type ----------------------------------

-Heating surface of cooling tube, m2 -----------------------------------


20

-Outside diameter of cooling tubes, mm ------------------------------------

Thickness of cooling tubes, mm ------------------------------------

Diameter of shell inside, mm ------------------------------------

Thickness of shell, mm ------------------------------------

Type of joint ------------------------------------

Temperature of cooling water, 0C ------------------------------------

2) In case of spray type

- Nozzle diameter, mm ------------------------------------

Diameter of sleeve, mm ------------------------------------

Length of sleeve, mm ------------------------------------

Water pressure of inlet, bar ------------------------------------

- Water temperature at inlet, 0C ------------------------------------

- Maximum quantity of spray water, kg/hr ------------------------------------

3.9 Economiser


- Type ----------------------------------

- Design Pressure, bar ----------------------------------

- Heating Surface, m2 ----------------------------------



- Tube Length, m ----------------------------------

-Tube arrangement ----------------------------------

-Tube pitching, mm ----------------------------------

- Tube class and finish ----------------------------------

Method of fixing tubes to header ----------------------------------

Type of tube support and material ----------------------------------

Header

Outside diameter, mm ----------------------------------

Thickness, mm ----------------------------------

3.10 Auxiliary Pumps

(1) Circulating pump (Evaporator), if any


- Type ----------------------------------

- Discharge flow, kg/sec ----------------------------------

- Speed, rpm --------------------------------

- Power required, KW --------------------------------

- Material of


21

Casing ----------------------------------

Impeller ----------------------------------

Shaft ----------------------------------

- Type of motor ----------------------------------

(2) Circulating pump (Economiser)


- Type ----------------------------------

- Discharge flow, kg/sec ----------------------------------

- Speed, rpm ----------------------------------

- Power required, KW ----------------------------------

- Material of

Casing ----------------------------------

Impeller ----------------------------------

Shaft ----------------------------------

- Type of motor ----------------------------------

(3) Others (if any), Tenderers should use additional sheet

3.11 Weights

- Total steam generator (dry), kg -----------------------------------

- Total steam generator (operational), kg ------------------------------------

- Evaporator section, (dry), kg ------------------------------------

Superheater section (dry), kg ------------------------------------

Economiser section (dry), kg ------------------------------------

Casing, kg ------------------------------------

Supporting steel works, kg ------------------------------------

Flues and ducts, kg ------------------------------------

Soot blower, kg ------------------------------------

Instrument and control, kg ------------------------------------

Galleries and ladders, kg ------------------------------------

Insulation and lagging, kg ------------------------------------

Drum, kg ------------------------------------

3.12 Materials

- Drum ------------------------------------

- Drum plates, shell ------------------------------------

- Evaporator tube ----------------------------------

- Evaporator header ----------------------------------


22

- Superheater tube ----------------------------------

- Economiser tube ----------------------------------

- Soot blower supply piping ----------------------------------

- Insulation and lagging ----------------------------------

3.13 Other information

- Statement of min. load and duration, Ref. No. ----------------------------------

- Statement of min. time for start-up, Ref. No. ----------------------------------

- After 8 hours shut down ----------------------------------

- After 48 hours shut down ----------------------------------

- From cold condition ----------------------------------

(Note: Information shall be furnished in graphic form showing gas

entering temperature, steam temperature and steam pressure vs. time)

- Statement of drum metal temperature and

metal differential temperature during

start-up and shut-down. Ref. No. -----------------------------

- Statement of permissible forced cooling

rates and any limitations Ref. No. -----------------------------

- Performance curves showing superheater

temperature from min. load up to MCR Ref. No. -----------------------------

B-4 Steam Turbine and Ancillary Equipment

4.1 Steam Turbine -Type of steam turbine -------------------------------

-Model Number -------------------------------

-Manufacturer of steam turbine, Country -------------------------------

- Rating at generator terminal, MW -------------------------------

- Minimum safe continuous load, MW -------------------------------

- Overload rating -------------------------------

- Maximum load at 48 Hz for up to

30 min. duration -------------------------------

- Speed, rpm -------------------------------

- Steam Condition -------------------------------

Temp. at turbine stop valve, 0C -------------------------------

Pressure at turbine stop valve, bar -------------------------------

Design temp. at exhaust, 0C -------------------------------

Design vacuum press. at exhaust, mmHg -------------------------------


23

- Number of bleed points -------------------------------

- Number of exhaust -------------------------------

- Guaranteed heat rate at rated output, kj/kwh --------------------------

- Expected heat rate at max. expected

capability, kj/kwh -----------------------------

- Expected heat rate under turbine

overload condition, kj/kwh ----------------------------

- Type of governing, throttle or -------------------------------

nozzle control system

- Size (mm) and number of main steam

inlet connections ------------------------------

- Size (mm) and number of exhaust

connections ------------------------------

- Critical speed above 3000 rpm ------------------------------

- Critical speed below 3000 rpm ------------------------------

- Distance between bearing centres, mm ------------------------------

- Max. steam pressure in wheel case at MCR, bar ----------------------------

- Velocity compounded stage

Mean diameter of moving blades, mm ------------------------------

Clear height of 1st moving blades, mm ------------------------------

- Impulse stages

Number of stages ------------------------------

Mean diameter of 1st moving blades, mm ------------------------------


Mean diameter of last moving blades, mm ------------------------------

Clear height of last moving blades, mm -------------------------------

- Reaction stages

Number of flows ------------------------------

Number of stages per flows ------------------------------

Mean diameter of 1st moving blades, mm ------------------------------


Mean diameter of last moving blades, mm ------------------------------

Clear height of last moving blades, mm -------------------------------

- Total actual annulus area last stage blades, m2------------------------------

- Minimum running clearance of blades

or shrouding

Radial clearance, mm ------------------------------


24

Axial clearance, mm ------------------------------

- Casing bursting diaphragm press, bar ------------------------------

- Number of built-up diaphragm, ------------------------------

- Speed at which turning gear rotates rotor, rpm ------------------------------

- Number of branches required on auxiliary

steam manifold and for what purpose ------------------------------

- Description of blade protection from erosion Ref. No.----------------------

- Description of method of testing of blade

harmonics, Ref. No. ------------------------------

- Description of turbine pre-warming

and start-up cycle, Ref. No. ------------------------------

- Description of method of bolting casing

halves, supporting individual casing,

provision to accommodate expansion and

means of equalising differential expansion, Ref. No. ----------------------------

- Description of thermal treatment for turbine

casings, Ref. No. ------------------------------

- Description of thermocouples in

turbine casing, Ref. No. ------------------------------

- Maximum allowable loads on turbine casing

At steam inlet, kg ------------------------------

kg-m ------------------------------

At extraction points, kg ------------------------------

kg-m ------------------------------

At exhaust, kg ------------------------------

kg-m ------------------------------

-Moment of Inertia, GD2 of Rotor, (kg-m2) -------------------------------

- Type of thrust block ------------------------------

- Description of on load testing of steam

valve, Ref. No. ------------------------------

- Description of start-up following on outage

of few minutes, 8 hours and 48 hours, Ref. No. -----------------------------

- Description of gland sealing

arrangement, Ref. No. ------------------------------

- Description of vacuum unloading

and trip gear, Ref. No. ------------------------------

- Description of low pressure unloading


25

and trip gear, Ref. No. ------------------------------

- Scheme for turbine drainage and

automatic traps, Ref. No. ------------------------------

- Material of construction for major

components, Ref. No. ------------------------------

4.2 Speed Governing System

- Type --------------------------------

- Model Number --------------------------------

- Manufacture, country --------------------------------

- Steady state speed regulation, % --------------------------------

- Max. dead band at rated speed, % --------------------------------

- Speed changer synchronising, % --------------------------------

- Speed changer governing range, % --------------------------------

- Range of speed droop, % --------------------------------

- Permanent speed after full load

has been rejected, rpm --------------------------------

- Max. momentary speed after full

load has been rejected, rpm --------------------------------

- Turbine speed at which emergency

governor operates, rpm (%) --------------------------------

- Acceleration time, sec --------------------------------

- Description of automatic turbine

start-up system, Ref. No. --------------------------------

4.3 Lubricating Oil system

(1) Main oil pump

- Type --------------------------------

- Manufacturer, Country --------------------------------

- Driven by --------------------------------

- Capacity of pump, lit/min --------------------------------

- Lube oil pressure, bar --------------------------------

(2) Auxiliary oil pump (full duty)

- Type --------------------------------

- Model No. --------------------------------


- Speed of pump --------------------------------


- Pressure at which pump cuts in, bar --------------------------------


26

- Brake horsepower, kw ---------------------------------

- Material of construction for major

components, Ref. No. ---------------------------------

- Complete description of operation ---------------------------------

including performance curves of

capacity vs suction pressure, Ref. No.

(3) Ac motor driven flushing oil pump

- Type --------------------------------

- Model No. --------------------------------


- Speed of pump --------------------------------




- Material of construction for major ---------------------------------

components, Ref. No.




(4) DC motor driven flushing oil pump

- Type --------------------------------

- Model No. --------------------------------


- Speed of pump --------------------------------









(5) AC & DC (back-up) motor driven jacking oil pump

- Type --------------------------------

- Model No. --------------------------------



27

- Speed of pump --------------------------------









(6) Oil coolers

- Manufacturer, country --------------------------------

- Type --------------------------------

- Effective surface, m2 --------------------------------

- Gross surface, m2 --------------------------------

- Number of flows --------------------------------

- Number of tubes --------------------------------

- Internal diameter of tubes, mm --------------------------------

- Gauge of tubes material --------------------------------

- Tubes material --------------------------------

- Straight length of 'U', mm ---------------------------------

Internal dia. of heater, mm ---------------------------------

Material of shell ---------------------------------

Material of water box ---------------------------------

Heat transfer rate, kj/m2/hr ---------------------------------

Mean temperature difference, 0C ---------------------------------

Duty, kj/hr ---------------------------------

Circulating water flow rate, lit/hr ---------------------------------

Oil flow rate, lit/hr ---------------------------------

Inlet circulating water temperature, 0C ---------------------------------

- Outlet circulating water temperature, 0C ---------------------------------

Inlet oil temperature, 0C ---------------------------------

Outlet oil temperature, 0C ---------------------------------

- Pressure drop, bar water------------------------------------

oil-----------------------------------------

- Overall length, mm --------------------------------

(7) Start-up procedures with respect to oil

temperature, Ref. No. --------------------------------


28

(8) Treatment to avoid acid attack on lubricating

oil tank interior, pedestals oil wells, etc., Ref. No. --------------------------------

(9) Complete description of oil

purifier, Ref. No. --------------------------------

4.4 Condenser and Auxiliaries

(1) Condenser

- Erected weight

- Empty, kg ---------------------------------

-Operating, kg ---------------------------------

- Steam & water spaces flooded, kg ---------------------------------

- Max. depth of hot-well, high water ---------------------------------

level to top of condensate outlet, mm

- Condenser duty, kj/hr ---------------------------------

- Total effective surface, m2 ---------------------------------

- Circulating water required ---------------------------------

- Circulating water velocity through tubes

at design inlet temp. and flow, m/sec ---------------------------------

- Max. permissible water pressure, bar ---------------------------------

- Tube cleaning factor, % ---------------------------------

- Heat transfer rate, kj/m2/hr ---------------------------------

- Design circulating water temp., 0C ---------------------------------

- Condensate temperature leaving

hot-well ( normal cir. water flow) , 0C ---------------------------------

- Max. free oxygen in condensate leaving

hot-well, cc/lit. ---------------------------------

- Terminal temp. difference, 0C ---------------------------------

- Hot-well capacity, litre ---------------------------------

- Hot-well storage, ---------------------------------

- Temperature of gas vapour mixture

leaving condenser, 0C ---------------------------------

- Condenser vacuum

100% 75% 50% 25% duty

and 300C inlet water, mm Hg ---------------------------------

100% 75% 50% 25% duty


100% 75% 50% 25% duty



29

- Absolute pressure at turbine

exhaust, mm Hg ---------------------------------

- Circulating water friction loss between

inlet and outlet flanges

Tubes, m ---------------------------------

Water boxes, m ---------------------------------

Total, m ---------------------------------

- Circulating water friction loss at

inlet , m ---------------------------------

- Circulating water friction loss at

outlet , m ---------------------------------

- Total number of tubes ---------------------------------

- Effective tube length, m ---------------------------------

- Tube materials

- Tube O D and thickness, mm ---------------------------------

- Tube sheet materials ---------------------------------

- Tube sheet thickness, mm ---------------------------------

- Shell material ---------------------------------

- Shell thickness, mm ---------------------------------

- Hot-well material ---------------------------------

- Hot-well thickness, mm ---------------------------------

- Water box material ---------------------------------

- Water box thickness, mm ---------------------------------

- Number of tube support plates ---------------------------------

- Tube support plate material ---------------------------------

- Tube support plate thickness, mm ---------------------------------

- Internal bolts, nuts and studs ---------------------------------

- Circulating water inlet and outlet connections

Size, mm ---------------------------------

Flange rating ---------------------------------

- Describe method of compensating for

differential thermal expansion between

tubes and shells, Ref. No. ---------------------------------

- Describe steam inlet hood expansion joint

and state allowable axial and lateral

displacement, Ref. No. ---------------------------------

- Describe manholes on water boxes, Ref. No. ---------------------------------


30

- Size of steam hood equalising line, mm ---------------------------------

Describe cathodic protection provided, Ref. No. -------------------------------

Itemised list of all special wrenches and tools

required for maintaining and servicing

the proposed equipment, Ref. No. ----------------------------------

- Description of condensate control

system and method of operation, Ref. No. ----------------------------------

- Description of automatic sequential

condenser back washing facility, Ref. No. ----------------------------------

- Description of on -load condenser tube

cleaning system and method of operation, Ref. No. ----------------------------

(2) Condensate pumps

- Manufacturer, country ---------------------------------

- Type ---------------------------------

- Model No. ---------------------------------

- Total 'dry' weight of an assembled

unit (pump coupling & drive) on the

foundation, kg ---------------------------------

- Total weight 'full of water' of an assembled

unit on the foundation, kg ---------------------------------

Total pump weight ( less driver and

coupling), kg ---------------------------------

- Required hoisting clearance (hoisting

hook to pump mounting flange) to remove

pump and motor, m -------------------------------

- Number of stages -------------------------------

- Design capacity, lit./hr -------------------------------

- Design total dynamic head, m -------------------------------

- Pump shut-off head, m -------------------------------

- Rated speed, rpm -------------------------------

- Specific speed, rpm -------------------------------

- Efficiency at design conditions, % -------------------------------

- Rated power at design conditions, kw -------------------------------

- Discharge velocity at design flow, m/sec -------------------------------

- Design suction temperature, 0C -------------------------------

- Max. permissible increase in pump design

head and/or capacity from specified


31

values without change in price

Head, m -------------------------------

Capacity, lit./hr -------------------------------

- Min. required flow when operating at rated

speed, lit./hr -------------------------------

- Sealing water required

Flow, lit./hr -------------------------------

Pressure, bar -------------------------------

- Pump material

Mounting flange -------------------------------

Motor support -------------------------------

Coupling -------------------------------

Casing -------------------------------

Impeller -------------------------------

Impeller wear rings -------------------------------

Casing wear rings -------------------------------

Impeller shaft bearings -------------------------------

Shaft guide bearings -------------------------------

Shaft guide bearings retainers -------------------------------

Impeller shaft -------------------------------

Drive shaft -------------------------------

Shaft materials at bearings and stuffing box -------------------------------

Shaft sleeves -------------------------------

Stuffing box -------------------------------

Stuffing box packing --------------------------------

- Type, manufacturer & country, description

of thrust bearing including lubrication, Ref. No. -------------------------------

- State Max. thrust and describe at what

operating condition it occurs, Ref. No. -------------------------------

(3) Condenser vacuum pump

- Manufacturer, country ---------------------------------

- Type ---------------------------------

- Model No. ---------------------------------

- Pump speed, rpm ---------------------------------


- Condenser evacuation time from 760 mmHg

to 260 mmHg abs., min. ---------------------------------


32

to 110 mmHg abs., min. ---------------------------------

- Maintaining capacity at 110 mmHg abs.

per pump, lit/hr ---------------------------------

- Rated capacity, lit/hr ---------------------------------

- operating weight, kg ---------------------------------

- Construction & material of construction

for major components, Ref. No. ---------------------------------

- Specification of cooling water and seal

water required

Quantity, lit/hr ---------------------------------

Pressure, bar ---------------------------------

- Complete description of operation including

performance curves of capacity vs suction

pressure, Ref. No. ---------------------------------

- Quantity of free air handled , lit/hr ---------------------------------

- Inlet air and vapour pressure at 00 C

(mmHg abs.) ---------------------------------

- Inlet air and vapour temp. 0C ---------------------------------

- Itemised list of all special wrenches and flaring

tools required to maintain and service the

furnished the equipment, Ref. No. ---------------------------------

(4) Steam jet air ejector

- Manufacturer, country --------------------------------

- Number of stages --------------------------------

- Nozzle diameter, mm --------------------------------

- Initial steam pressure, bar --------------------------------

- Initial steam temperature, 0C --------------------------------

- Steam consumption, kg/hr --------------------------------

- Maintaining capacity at 110 mmHg abs. --------------------------------

- Complete description of operation including

performance curves of capacity vs suction

pressure, Ref. No. --------------------------------

- Rated capacity (free air), lit/hr --------------------------------

- Quantity of free air handled, lit/hr --------------------------------

- Inlet air and vapour pressure at 0C (mmHg abs.) ----------------------------

- Inlet air and vapour temperature, 0C --------------------------------


33

4.5 Deaerator

- Weight of deaerator section, empty, kg --------------------------------

- Storage tank, empty, kg --------------------------------

- operating weight of unit completely assembled, kg --------------------------------

- Flooded weight of unit completely assembled, kg --------------------------------

- Shipping weight, kg --------------------------------

- Heaviest piece to be handled during erection

weight & name, kg --------------------------------

- Heaviest piece to be handled during maintenance

weight & name, kg --------------------------------

- Describe internal vent condenser, stating

materials, path of steam, water and non-

condensable gases; length, thickness and

diameter of distributor; number and size

of spray valves, Ref. No. ---------------------------------

- Proposals for minimising dissolved oxygen

levels during start-up, Ref. No. --------------------------------

- Describe internal steam distribution

path, Ref. No. ---------------------------------

- Describe internal water distribution path, Ref. No. ---------------------------

- Tray removal and/or access doors

Number --------------------------------

Size and materials --------------------------------

- Manholes

Number --------------------------------

Size and materials ---------------------------------

- Describe anti-vortex baffling, Ref. No. ---------------------------------

- Storage tank active capacity, lit. ------------------------------------

- Height of stored water level measured from

tank contains above capacity, m ---------------------------------

- Deaerator section

Shell thickness, mm ---------------------------------

Head thickness, mm ---------------------------------

- Storage tank section

Shell thickness, mm ---------------------------------

Head thickness, mm ---------------------------------


34

- Tray, size

Number ---------------------------------

Thickness, mm ---------------------------------

- Materials

Deaerator shell ---------------------------------

Storage shell ---------------------------------

Trays ---------------------------------

Internal compartments ---------------------------------

All other internal parts ---------------------------------

Spray valves ---------------------------------

Impingement baffles ---------------------------------

Antivortex baffles ---------------------------------

- Describe number, location, type of

manhole and access doors, Ref. No. ---------------------------------

- List of special tools provided, Ref. No. ---------------------------------

- Pressure drop from steam inlet nozzle to

storage tank steam space above stored

water at design conditions, bar ---------------------------------

- Temperature of deaerator effluent at

design conditions, 0C ---------------------------------

- Static pressure required at inlet to water

distribution at design conditions, bar ---------------------------------

- Max. steam quantity leaving deaerator

vents at design conditions, kg/hr ---------------------------------

- Pressure drop across condensate inlet

valves at design conditions, bar ---------------------------------

B-5 Mechanical Auxiliary Equipment 5.1 HRSG Feed Water Pump

(1) Feed Pump - Manufacturer, country ------------------------- - Type ------------------------- - Model Number ------------------------- - Number of stages ------------------------- - Running speed, rpm ------------------------- - Critical speed, rpm ------------------------- - Pump capacity at design conditions, kg/hr ------------------------- - Max. leak-off quantity, lit/hr -------------------------- - Pressure at pump discharge, bar -------------------------- - Pressure at outlet of non-return valve, bar -------------------------- - Min. NPSH, m --------------------------


35

- Bore of suction branch, mm -------------------------- - Bore of discharge branch, mm -------------------------- Type of branches, mm -------------------------- Min. diametrical clearance at specified temp., mm -------------------------- Type of coupling -------------------------- Pump automatic cut-in pressure, bar -------------------------- Min. load pump can operate, % of MCR --------------------------

(2) Feed Pump Motor - Manufacturer, country --------------------------- Type --------------------------- Model No. --------------------------- Frame size --------------------------- Speed at rated output, rpm --------------------------- Rated output, KW --------------------------- Nominal supply voltage, KV --------------------------- Frequency, Hz --------------------------- Full load currency, A --------------------------- Power factor at full load --------------------------- Class of insulation --------------------------- Quantity of cooling water required, lit/hr --------------------------- Max. temperature rise, 0C --------------------------- Enclosure --------------------------- Type of bearings --------------------------- Full load torque, kg-m --------------------------- Starting torque in percent of full load torque, % --------------------------- Max. torque in percent of full load torque, % ---------------------------

(3) Weight - Weight of pump shaft and impellers, kg --------------------------- Weight of pump complete, kg --------------------------- Weight of motor stator, kg --------------------------- Weight of motor rotor, kg --------------------------- - Weight of bedplate, kg ---------------------------

(4) Materials - Pump casing --------------------------- - Pump shaft --------------------------- - Impellers --------------------------- - Guide vanes --------------------------- - Shaft sleeves --------------------------- - Wearing rings --------------------------- - Balance disc --------------------------- - Balance disc wearing plate --------------------------- - Grand packing ---------------------------

5.2 Circulating Water System (1) Circulating water pump

- Manufacturer, country --------------------------- - Type --------------------------- - Model Number --------------------------- - Number of stages --------------------------- - Running speed, rpm --------------------------- - Critical speed, rpm --------------------------- - Pump capacity at design conditions, kg/hr --------------------------- - Pressure at pump discharge, bar ---------------------------


36

- Bore of suction branch, mm --------------------------- - Bore of discharge branch, mm --------------------------- ---Min. diametrical clearance at specified temp., mm --------------------------- Type of coupling --------------------------- Type of thrust bearing --------------------------- - Distance between centre line of impeller and lowest water level, m -------------------------- - CW pump suction head loss, m --------------------------

(2) CW Pump Motor - Manufacturer, country --------------------------- Type --------------------------- Model No. --------------------------- Frame size --------------------------- Speed at rated output, rpm --------------------------- Rated output, KW --------------------------- Nominal supply voltage, KV --------------------------- Frequency, Hz --------------------------- Full load currency, A --------------------------- Power factor at full load --------------------------- Class of insulation --------------------------- Quantity of cooling water required, lit/hr --------------------------- Max. temperature rise, 0C --------------------------- Enclosure --------------------------- Type of bearings --------------------------- Full load torque, kg-m --------------------------- Starting torque in percent of full load torque, % --------------------------- Max. torque in percent of full load torque, % --------------------------- - Overload capacity, % --------------------------- - Provision of anti-condensation heater --------------------------- - Provision of winding temperature indicators ---------------------------

(3) Discharge Valve -Manufacturer, country --------------------------- - Type --------------------------- - Model No. --------------------------- - Bore, mm --------------------------- - Design pressure, bar -------------------------- - Test pressure, bar -------------------------- - Max. flow, lit/hr -------------------------- - Normal flow, lit/hr -------------------------- - Opening time, sec -------------------------- - Closing time, sec -------------------------- - Valve actuation --------------------------

(4) Reversing Valve -Manufacturer, country -------------------------- - Type -------------------------- - Bore, mm -------------------------- - Model No. ------------------------- - Design pressure, bar -------------------------- - Test pressure, bar -------------------------- - Max. flow, lit/hr -------------------------- - Normal flow, lit/hr --------------------------


37

- Reversing time, sec -------------------------- - Valve actuation --------------------------

(5) Cathodic Protection Equipment -Manufacturer, country -------------------------- - Type -------------------------- - Model No. - Nominal supply voltage, v -------------------------- - Nominal supply frequency, Hz -------------------------- - Nominal supply phase --------------------------

Number of anodes -------------------------- Material of anodes --------------------------

- Max. anode current, A -------------------------- (6) Pipework

- Manufacturer, country --------------------------- Bore, mm --------------------------- Material --------------------------- Design pressure, bar --------------------------- Test pressure, bar --------------------------- Wall thickness, mm --------------------------- Details of lining, Ref. No. ---------------------------

(7) Weight - Weight of pump & column pipe , kg --------------------------- Weight of pump complete, kg --------------------------- Weight of motor, kg --------------------------- Max. dynamic load on foundation, kg --------------------------- - Max. load on crane hook, kg ---------------------------

(8) Materials - C W pump --------------------------- Suction of bellmouth --------------------------- Casing ball --------------------------- Diffuser --------------------------- Impellers --------------------------- Pump shaft --------------------------- Shaft sleeves --------------------------- Delivery bend --------------------------- Foundation ring --------------------------- Stuffing box packing ------------------------- - Discharge pipework ------------------------- - Venting pipework -------------------------

5.3 Cooling Tower

- Manufacturer, country ------------------------- - Type ------------------------- - Capacity, m3/ hr ------------------------- - Cooling surface area, m2 ------------------------- - Depression of Temp (at site condition), 0 C ------------------------ - Inlet water temp. 0 C ------------------------ - Outlet water temp. 0 C ------------------------ - Air flow rate, m3/ sec ------------------------ - No. of Cell (including 25% additional cell) ------------------------- - Cooling Tower Basin Capacity, m3 ------------------------- - Make up water requirement, m3/ hr -------------------------


38

5.4 Compressed Air Equipment

(1) Air Compressor - Manufacturer, country ------------------------- - Type ------------------------- - Capacity, lit/hr ------------------------- - Discharge pressure, bar ------------------------- - Speed, rpm ------------------------- - Efficiency at rated output, % ------------------------- - Power required, kw ------------------------- - Description of compressor (main components), Ref. No. ------------------------- - Weight, kg -------------------------

(2) Compressor Motor - Manufacturer, country -------------------------

- Type ------------------------- - Voltage, KV ------------------------- - Speed at rated output, rpm ------------------------- - Rating, KW ------------------------- - Max. starting current as percentage of full load, % ------------------------- - Efficiency, % ------------------------- - Class of insulation ------------------------- - Weight, kg ------------------------- (3) Inlet Air Filter

- Manufacturer, country ------------------------- - Type ------------------------- - Size ------------------------- - Description, Ref. No. -------------------------

(4) Moisture Separator - Manufacturer, country -------------------------

- Type -------------------------- - Size -------------------------- - Capacity -------------------------- (5) Automatic Drain Trip

- Manufacturer, country ------------------------- - Type ------------------------- - Size ------------------------- - Capacity ------------------------- (6) Air Receiver

- Manufacturer, country ------------------------- - Capacity, lit ------------------------- - Dimension, mm ------------------------- - Thickness of shell plate, mm ------------------------- - Type of construction ------------------------- - Design pressure, bar ------------------------- - Weright, kg ------------------------- - Safety valve setting pressure, bar -------------------------


39

B-6 230 kV Switchgear, Equipment 6.1 Circuit Breaker 230 kV

- Manufacturer, Country ------------------------- - Type designation ------------------------- - Number of poles ------------------------- - Rated voltage, KV ------------------------- - Maximum design voltage -Minimum voltage for rated interrupting capacity, KV -------------------------

- Rated continuous current, A ------------------------- - Rated frequency, Hz ------------------------- - Rated insulation level

Impulse withstand voltage, kV-peak ------------------------- -Power frequency withstand

voltage (1 mm.), KV ------------------------- -Rated interrupting capacity, MVA -------------------------

- Maximum interrupting current, kA ------------------------- - Rated momentary current -------------------------

- Rated duration of short-Circuit, sec ------------------------- - Rated making current, kA-peak ------------------------- -Operating duty -------------------------

- Operating time, m sec. ------------------------- -Rated interrupting time, m sec -------------------------. -Closing time, m sec -------------------------

-Opening time, m sec. ------------------------- -Minimum dead time, m sec. ------------------------- -Reclosing time, m sec. -------------------------

-First-pole-to clear factor At 100% breaking capacity ------------------------- At 10% breaking capacity ------------------------- -Out of phase breaking current At 2.0 times rated voltage, KA ------------------------- At 2.5 times rated voltage, KA ------------------------- -Creepage distance of the insulator, mm ------------------------- -Weight of complete circuit breaker, Kg ------------------------- -Type of operating mechanism ------------------------- -Outline drawings, No ------------------------- -Standard specifications to which the circuit breaker shall conform ------------------------- -Attached type test report, No -------------------------

6.2 Current Transformer 230 kV

- Manufacturer , Country ------------------------- - Type designation ------------------------- - Rated voltage, KV ------------------------- - Maximum design voltage, KV - Rated Primary Current, A -------------------------

- Rated Secondary current, A ------------------------- - Rated frequency, Hz ------------------------- - Rated insulation level

Impulse withstand voltage, kV-peak ------------------------- - Power frequency withstand

voltage (1 mm.), KV ------------------------- - Number of cores -------------------------


40

For metering service ------------------------- For relaying service -------------------------

- Accuracy Class ------------------------- For metering service ------------------------- For relaying service -------------------------

- Rated Burden ------------------------- For metering service, VA -------------------------. For relaying service, VA -------------------------

- Rated continuous thermal current, % - Short-time current rating,(1 sec), KA -------------------------

- Creepage distance of insulator, mm ------------------------- - Weight of single phase unit, Kg -Out line drawing, No ------------------------- -Standard specification to which the CT shall conform ------------------------- -Attached type test report, No -------------------------

6.3 Voltage Transformer 230 kV

- Manufacturer, Country ------------------------- - Type designation ------------------------- - Rated voltage, KV ------------------------- - Maximum design voltage, KV ------------------------- - Rated Primary Voltage, KV -------------------------

- Rated Secondary Voltage, V ------------------------- - Rated Tertiary Voltage, V ------------------------- - Rated frequency, Hz ------------------------- - Rated insulation level

Impulse withstand voltage, kV-peak ------------------------- - Power frequency withstand

voltage (1 mm.), KV ------------------------- - Number of cores -------------------------

For metering service ------------------------- For relaying service -------------------------

- Accuracy Class ------------------------- For metering service ------------------------- For relaying service -------------------------

- Rated Burden ------------------------- For metering service, VA -------------------------. For relaying service, VA -------------------------

- Rated continuous thermal current, % - Short-time current rating,(1 sec), KA -------------------------

- Creepage distance of insulator, mm ------------------------- - Weight of single phase unit, Kg -Out line drawing, No ------------------------- -Standard specification to which the PT shall conform ------------------------- -Attached type test report, No -------------------------

6.4 Lightning Arrester 230 kV

- Manufacturer , Country ------------------------- - Type designation ------------------------- - Rated voltage, KV ------------------------- - Maximum design voltage, KV -------------------------


41

- Rated frequency, Hz ------------------------- - Rated discharge current, KA ------------------------- - Min. power frequency spark-over voltage ------------------------- - Impulse protective level

-Max. spark-over voltage for a standard full wave, KVpeak ------------------------- -Max. front wave impulse spark-over voltage, KVpeak ------------------------- - Max. discharge voltage at the rated discharge current, KVpeak -------------------------

- Creepage distance of insulator, mm ------------------------- - Weight of single phase unit, Kg ------------------------- - Type of operating counter ------------------------- - Out line drawing, No ------------------------- - Standard specification to which the LA shall conform ------------------------- - Attached type test report, No -------------------------

6.5 Isolators 230 kV - Manufacturer, Country -------------------------

- Type ------------------------- - Rated voltage, KV -------------------------

- Rated normal current, A ------------------------- - Rated short time withstand duration, 1 sec., KA -------------------------

3 sec., KA ------------------------- Dynamic peak, KA ------------------------- - Impulse withstand voltage Across the isolating distance, KVpeak ------------------------- To earth and between poles, KVpeak ------------------------- - Power Frequency withstand voltage, 1 min. Across the isolating distance, KV ------------------------- To earth and between poles, KV ------------------------- - Operating mechanism ------------------------- - Number of auxiliary contacts ------------------------- - Method of interlocking ------------------------- - Creepage distance of insulators ------------------------- - Weight of complete Isolator -------------------------

- Out line drawing, No ------------------------- - Standard specification to which the Isolator shall conform ------------------------- -Attached type test report, No -------------------------

6.6 Steel Structure

- Manufacturer , Country -------------------------

- Standard specifications to which the ------------------------- steel structure shall conform

-Type ------------------------- -Minimum thickness of members ------------------------- - Outline drawings -------------------------


42

6.7 Busbar and Connectors (Busbar) 230 kV

- Manufacturer , Country ------------------------- - Standard specifications to which the busbar and connectors shall conform -------------------------

-Type of busbar ------------------------- - Characteristics of bus conductor

Material ------------------------- Nominal sectional area ------------------------- Construction of conductor ------------------------- Calculated sectional area ------------------------- - Ultimate minimum breaking strength, kg -------------------------

- Outside diameter, mm ------------------------- - Standard unit weight, kg/ m -------------------------

- Calculated resistance at 200C, ohm / Km ------------------------- - Outline drawing of conductor, No. ------------------------- - Outline drawing of connection, Nos -------------------------

6.8 Post Insulator 230 kV - Manufacturer, Country ------------------------- - Number of units in complete post insulator ------------------------- - Diameter (max.), mm ------------------------- - Length of each unit, mm ------------------------- - Weight of complete post insulator, Kg ------------------------- - Creepage distance , mm -------------------------

- Min. Power frequency (dry) flash-over voltage, KV -------------------------

- 50% lightning impulse (+ve), KV ------------------------- - 50% lightning impulse (-ve), KV ------------------------- - Max. vertical working load Tension, Kg ------------------------- Compression, Kg ------------------------- - Mechanical routine test load (tension), Kg ------------------------- - Mechanical type test load (tension), Kg ------------------------- - Vertical breaking load (tension), Kg ------------------------- - Max. torsional working load, Kg-m ------------------------- - Max. cantilever working load (complete post insulator), Kg ------------------------- - Min. cantilever breaking load upright (complete post insulator), Kg ------------------------- - Outline drawings -------------------------

- Standard specification to which the Post Insulator shall conform -------------------------

6.9 Suspension Insulator Assembly 230 kV - Manufacturer , Country ------------------------- - Type ------------------------- - Insulator materials

- Characteristics of disc element Diameter Diameter, mm ------------------------- Unit spacing, mm ------------------------- Creepage distance, mm -------------------------


43

Electro-mechanical failing load, Kg ------------------------- Mechanical routine test load , Kg ------------------------- Min. Power frequency flash-over voltage Dry, KV ------------------------- Wet, KV ------------------------- 50% lightning impulse (+ve), KV ------------------------- 50% lightning impulse (-ve), KV ------------------------- Ball and Socket size, mm -------------------------

- Characteristics of Insulator assembly Number of discs

Total length, mm Creepage distance, mm ------------------------- Min. Power frequency flash-over voltage Dry, KV ------------------------- Wet, KV ------------------------- 50% lightning impulse (+ve), KV ------------------------- 50% lightning impulse (-ve), KV ------------------------- - Breaking strength of complete set, Kg ------------------------- - Materials to be used Compression type dead end clamp ------------------------- Bolted type clamp ------------------------- Miscellaneous hardware ------------------------- - Outline drawings -------------------------

- Standard specification to which the Post Insulator shall conform -------------------------

B.7 Step-up Transformer and Associated Equipment

7.1 Generator Step up Transformer - Manufacturer , Country --------- ------------

- Standard --------- ------------ - Type --------- ------------ -Rated output (ONAN/ONAF), MVA --------- ------------ -Vector group --------- ------------ -Nominal ratio of transformation ------------------------- at no load, KV/KV -Type of cooling ------------------------- -Total range of variation of transformation ratio expressed as percentage of high voltage

with low voltage Constant Increasing ratio, % ------------------------- Decreasing ratio, % -------------------------

- Size of each step, % ------------------------- - Type of tap changer (Made: only MR, Germany/ABB, Sweden) - Type of gas/oil actuated relay

- Impedance voltage at 759C expressed as a percentage of normal voltage (ONAF rating) +ve / zero Seq.

At highest ratio, % ------------------------- At normal ratio, % ------------------------- At lowest ratio, % -------------------------

- Voltage regulation at normal ratio, 750C and a power factor of, Unity, % ------------------------- 0.8, % ------------------------- - Magnetising current at normal ratio


44

High tension winding, A ------------------------- Low tension winding, A -------------------------

-Auxiliary Plant losses Forced air plant, KW -Fixed losses at normal ratio and 750C, KW -Load losses at IEC rating, normal ratio and 750 C ONAF rating, pf 1.0/0.8, KW ------------------------- ONAN rating, pf 1.0/0.8, KW ------------------------- -Total losses at IEC rating, normal ratio and 750C At ONAF rating, pf 1.0/0.8, KW -------------------------

At ONAN rating, pf 1.0/0.8, KW ------------------------- -Efficiency at IEC rating normal ratio and 75'C

At ONAF rating, pf 1.0/ 0.8, % ------------------------- At ONAN rating, pf 1.0/0.8, % ------------------------- -Type of transformer, shell or core ------------------------- -Type of core joint Minimum magnetic flux density in core iron at normal voltage and frequency based upon the net section of iron Cores, T ------------------------- Yoke, T -------------------------

-Type of windings High tension winding -------------------------

Low tension winding ------------------------- - Maximum current density in windings

High tension winding, A/ sq. mm ------------------------- Low tension winding, A/ sq. mm ------------------------- -Type of radial coil supports High tension winding ------------------------- Low tension winding ------------------------- -Type of insulation used for, High tension winding ------------------------- Low tension winding ------------------------- -Tapping ------------------------- -Tapping connection ------------------------- -Core bolt ------------------------- -Core bolt washers -------------------------- -Maximum observable oil temperature at IEC rating, 0C -------------------------- - Calculated thermal time Constant At ONAF rating, hour -------------------------- At ONAN rating, hour -------------------------- -Type of winding maximum temperature indicator -------------------------- -Total quantity of oil required to fill complete transformer up to lowest visible level in conservator, litres ------------------------- -Volume of oil to be removed to the level of the top yoke, litres ------------------------- -Volume of oil required to raise oil in conservator from lowest visible level to highest level, litres ------------------------- -Total volume of conservators, litres ------------------------- -High above transformer foundation pad of conservator highest oil, mm -------------------------


45

-Proposed filling medium for transformers shipped light and empty of oil ------------------------- -Makes and grades of oil suitable for filling transformer ------------------------- -Thickness of transformer tank Sides, mm ------------------------- Bottom, mm ------------------------- -Number of cooling fan unit ------------------------- -Surface area of each cooler unit, mm2 ------------------------- -Heat dissipation of each cooler unit as percentage of total heat dissipation at IEC rating, % ------------------------- -Average rate of oil flow through each cooler unit, litres/min ------------------------- -Weight of parts Weight of copper, Kg ------------------------- Weight of core sheets, Kg ------------------------- Weight of all other ferrous parts, Kg ------------------------- -Weight of core and winding assembly, Kg ------------------------- -Weight of complete transformer, Kg ------------------------- -Weight of transformer arranged for shipment, Kg ------------------------- -Dimension of transformer including all fittings Length, mm ------------------------- Breadth, mm ------------------------- Height, mm ------------------------- -Dimension of transformer arranged

for shipment Length, mm ------------------------- Breadth, mm ------------------------- Height, mm ------------------------- -Weight of each cooler, Kg -Lightning impulse insulation level High tension winding, KV peak ------------------------- Low tension winding, KV peak ------------------------- High tension neutral, KV peak ------------------------- -Power frequency withstand voltage for 1 minute High tension winding, KV ------------------------- Low tension winding, KV ------------------------- - Temperature rise Winding, 0C ------------------------- Top insulation oil, 0C -------------------------

- Audible sound level at 1 meter from transformer surface, dB -------------------------

-Creepage distance of bushing High tension bushing, mm ------------------------- Low tension bushing, mm ------------------------- Neutral bushing, mm ------------------------- Outline drawing, No -------------------------


46

7.2 Transformer Protection (Manufacturer Cat. No. or Type) (ABB, Switzerland / ABB, Sweden/ Siemens, Germany) - Relay Manufacturer ------------------------

- Differential relay ------------------------- - Restricted Earth Fault relay ------------------------- - Over-current relays (LV & HV) ------------------------- - Earth Fault relays (HV, LV & Neutral) ------------------------- - Pressure relays ------------------------- - Temperature relays ------------------------- - Lockout relays ------------------------- - Auxiliary relays ------------------------- - Grid Interconnection Relays ------------------------- B-8 Station Transformers - Manufacturer, Country ------------------------- - Cooling class ------------------------- - Continuous kVA rating, kVA -------------------------

- Impedance at maximum kVA with ONAN rating, % ------------------------- -Guaranteed efficiency at 100

per cent of maximum kVA with ONAN rating, % -------------------------

- Standard, IEC ------------------------- -Excitation current at 100 per cent rated voltage,

in per cent based on maximum kVA with ONAN rating, % -------------------------

- Guaranteed losses at 100 percent rated voltage No load loss, kW ------------------------- Voltage Ratio ------------------------

Total losses at maximum with ONAN rating, kW -------------------------

Manufacturer Type

-Bushing High voltage -------------------------

Low voltage ------------------------- Neutral ------------------------- - Current transformers -------------------------

- Approximate weight, Kg ------------------------- - Total assembled, Kg -------------------------

- Type of oil preserver system, Ref. No ------------------------- -Primary and secondary voltage, V ------------------------- - No. of taps ------------------------- - Tap range ------------------------- - Vector group ------------------------- - Class of insulation ------------------------- - Temperature rise at'400C, 0C ------------------------- - ambient temperature, 0C ------------------------- - Winding temperature, 0C ------------------------- - Oil temperature, 0C -------------------------


47

Transformers Protection (Manufacturer Cat. No. or Type) (Siemens, Germany/ Areva, UK-France/ABB, Finland/ ABB, Switzerland / ABB, Sweden) - Manufacturers ------------------------ - Over-current relays (LV & HV) ------------------------- - Earth Fault relays (HV & LV) ------------------------- - Pressure relays ------------------------- - Lockout relays ------------------------- - Auxiliary relays -------------------------

B-9 Unit Auxiliary Transformer

- Manufacturer , Country ------------------------- - Cooling class -------------------------

- Continuous kVA rating (ONAN/ONAF), kVA ------------------------- - Impedance at maximum kVA with ONAN rating, % ------------------------- - Guaranteed efficiency at 100 per cent of maximum kVA with ONAN rating, % ------------------------- - Standard ------------------------- - Excitation current at 100 percent rated voltage, in percent based on maximum kVA with ONAN rating, % -------------------------

- Guaranteed losses at 100 percent rated voltage

No load loss, kW ------------------------- Voltage Ratio -------------------------

Total losses at maximum with

ONAN rating, kW ------------------------- Manufacturer Type

-Bushing High voltage ------------------------- Low voltage ------------------------- Neutral -------------------------

-Current transformers ------------------------- -Approximate weight, kg ------------------------- -Total assembled, Kg ------------------------- -Type of oil preserver system, Ref. No. -------------------------

- Primary and secondary voltage, V ------------------------- - No. of taps ------------------------- - Tap range ------------------------- - Vector group ------------------------- - Class of insulation ------------------------- - Temperature rise at 400C , 0C -------------------------

-ambient temperature, 0C ------------------------- - Winding temperature, 0C ------------------------- Oil temperature, 0C -------------------------


48

Transformer Protection (Manufacturer Cat. No. or Type) (Siemens, Germany/ Areva, UK-France/ABB, Finland/ ABB, Switzerland / ABB, Sweden) - Manufacturers ------------------------- - Differential relay ------------------------- - Restricted Earth Fault relay ------------------------- - over-current relays (LV & HV) ------------------------- - Earth Fault relays (HV, LV & Neutral) ------------------------- - Pressure relays ------------------------- - Temperature relays ------------------------- - Lockout relays ------------------------- - Auxiliary relays ------------------------- B-10 6.6 kV Switchgear

- Manufacturer , Country ------------------------- - Circuit breaker -------------------------

-Catalogue number ------------------------- -Type ------------------------- -Operating mechanism -------------------------

Closing current at 250 volts DC, A ------------------------- Time to close, m sec ------------------------- Tripping current at 250 volts DC, A ------------------------- Time to close, m sec -------------------------

- Rating and capabilities Current rating, A ------------------------- Voltage rating, A ------------------------- Nominal 3 phase interrupting capacity, MVA ------------------------- Maximum symmetrical interrupting capacity at 6.6 kV, kA (rms) 3 second short time rating, kA (rms) ------------------------- Closing and latching capability, kA(rms) ------------------------- - Protective relays Manufacturer Type Manufacturers ------------------------

Phase over-current ------------------------- Ground over-current ------------------------- Transformer differential -------------------------

- Type of bus insulation ------------------------- - Type of bus supporters ------------------------- - Type of insulation on connections ------------------------- - Size of completely assembled switchgear -------------------------

Length, mm ------------------------- Width, mm ------------------------- Weight, Kg ------------------------- - Total weight of switchgear, Kg -------------------------


49

B-11 415 V Switchgear and Motor Control Centre 11.1 415 V Switchgear and Motor Control Centre - Manufacturer, Country ----------------------- Manufacturer Type

- Air circuit breaker Type designation -------------------------

Nominal current, A ------------------------- Rated Voltage, V ------------------------- Method of closing ------------------------- Power required to: Close ------------------------- Open ------------------------- Short circuit current rating, kA ------------------------- Short circuit current, 3 sec, kA ------------------------- Combination starter units ------------------------- Starter contactor ------------------------- Control transformer ------------------------- Circuit breaker ------------------------- Starter contactor coil ------------------------- operating characteristics Size1 Size2 Minimum pickup, V ------------------------- Maximum dropout, V ------------------------- Dimension of each switchgear PCC MCC Length, mm ------------------------- Depth, mm ------------------------- Height, mm ------------------------- Weight, Kg ------------------------- Number of vertical section -------------------------

11.2 Switchboard Design

- Degree of protection ------------------------- -Short time rating Current, kA ------------------------- Associated time, sec ------------------------- - Type of insulation provided on

bus bars and connections ------------------------- - Type of protection provided within cubicles(shutter, insulating, cover, etc) -------------------------

-Bus bars ------------------------- Current rating of bus bars, A ------------------------- System short time current,

3 sec, kA ------------------------- Short time current rating, 3 sec, KA ------------------------- Bus bar material

Cross sectional area of bus, mm2 ------------------------- -Type of connection ------------------------- - Minimum clearance in air:

Between phases, mm ------------------------- Live parts and earth, mm -------------------------


50

B-12 DC Supply System 12.1 Battery Units (220 V) - Manufacturer, Country ------------------------------------ - Type ------------------------------------ - Catalogue No. ------------------------------------

-Capacity (AH at 5 Hr discharge) ------------------------------------

-Number of cells per unit ------------------------------------ -Weight per cell, kg ------------------------------------ -Total battery weight, kg ------------------------------------ -Overall dimension of battery rack length, mm ------------------------------------ Width, mm ------------------------------------ Height, mm ------------------------------------

12.2 Battery Chargers (220 V)

- Manufacturer, Country ------------------------------------ - Type ------------------------------------ - Capacity, A/kW ------------------------------------

- DC Voltage adjusting range ------------------------------------ 12.3 Battery Units (110 V) - Manufacturer, Country ------------------------------------ - Type ------------------------------------ - Catalogue No. ------------------------------------


-Number of cells per unit ------------------------------------ -Weight per cell, kg ------------------------------------ -Total battery weight, kg ------------------------------------ -Overall dimension of battery rack length, mm ------------------------------------ Width, mm ------------------------------------ Height, mm ------------------------------------ 12.4 Battery Chargers (110 V)


- DC Voltage adjusting range ------------------------------------ 12.5 Battery Units (125 V) - Manufacturer, Country ------------------------------------ - Type ------------------------------------ - Catalogue No. ------------------------------------


-Number of cells per unit ------------------------------------


51

-Weight per cell, kg ------------------------------------ -Total battery weight, kg ------------------------------------ -Overall dimension of battery rack length, mm ------------------------------------ Width, mm ------------------------------------ Height, mm ------------------------------------ 12.6 Battery Chargers (125 V)


- DC Voltage adjusting range ------------------------------------ B-13 Lighting and Small Power Supply Manufacturer Cat. No. or Type

- Panel boards, AC ------------------------------------ - Panel boards, DC ------------------------------------ - Lighting fixtures ------------------------------------

B-14 Emergency Diesel Generating Set

14.1 Engine - Manufacturer, Country ----------------------------

-Model Number ----------------------------

Installed capacity, KW ----------------------------

-Number, type and arrangement of

cylinders ----------------------------

Number of strokes ----------------------------

Compressor pressure ratio ----------------------------

Starting system ----------------------------

Description of Speed governing system

and fuel control system ----------------------------

Fuel consumption ----------------------------

-Description of cooling system ---------------------------

-Auxiliary power consumption, KW ----------------------------

Lubricating oil, litres ----------------------------

- Coolant, litres ----------------------------

- Fuel oil day tank capacity, litres ----------------------------

Recommended Time between overhauls, ----------------------------

14.2 Generator (Diesel)

-Manufacturer, Country ---------------------------

-Type ---------------------------


52

-KVA rating at power factor 0.8 minimum 1500kVA

-Max. leading & lagging KVAR capability at 0.8 pf ---------------------------

-Rated voltage between lines, KV ---------------------------

-Connection of armature winding ---------------------------

-Rated Current, A ---------------------------

-Rated frequency, Hz ---------------------------

-Efficiency

at pf 0.8, % ---------------------------

at pf 1.0, % ---------------------------

-Stator overloading, % ---------------------------

-Max. torque when the stator is short-circuited, Nm As per design

-Generator Characteristics

Instantaneous Max. short-circuit current

at nominal voltage, Apeak ---------------------------

sub-transient reactance, Xd” pu ---------------------------

transient reactance, Xd’ pu ---------------------------

synchronous reactance, Xd pu ---------------------------

negative sequence reactance, pu ---------------------------

zero sequence reactance, pu ---------------------------

field time Constant, Td’0 sec ---------------------------

Transient time Constant, Td sec ---------------------------

initial time Constant, Td” sec ---------------------------

- Moment of inertia GD2 of rotor, Kg-m2 ---------------------------

- Percent rise on voltage when full load is

rejected and operating at pf 0.8 , % ---------------------------

pf 1.0 , % ---------------------------

-Telephone influence factor

Balanced --------------------------- Residual ---------------------------

-Class of winding insulation Armature winding ---------------------------

Field winding --------------------------- -Type of cooling --------------------------- -Short circuit ratio, sat --------------------------- -Generator rated excitation requirements for operation at rated kVA

Excitation voltage --------------------------- Excitation current --------------------------- Generator calculated losses at 100% Base rating Total generator iron loss, kW ----------------- Generator stator I2 R loss, kW -----------------


53

Generator rotor I2 R loss, kW ----------------- Generator stray load loss, kW -----------------Generator windage loss, kW ----------------- Total generator loss, kW -----------------Generator weights Weight of rotor, kg -----------------

Weight of complete stator, kg ----------------- - Protective Relays -----------------

B-15 Control and Protection System (for each unit, transformer, auxiliary ) 15.1 Control and Protection panel -Manufacturer, Country -Type of construction ------------------------------------ -Dimension, mm ------------------------------------

-Instrument ------------------------------------ AC Voltmeter ------------------------------------ AC Ammeter ------------------------------------ Power factor meter ------------------------------------ Wattmeter ------------------------------------ Varmeter ------------------------------------ Synchroniser ------------------------------------ Annunciator ------------------------------------ Watt-hour meter ------------------------------------ Var-hour meter ------------------------------------ Control switch ------------------------------------ -Protection relay Gen. protection relays ------------------------------------ Transformer protection relays ------------------------------------ Gen. Bus protection relays ------------------------------------ Inter-connection protection relays ------------------------------------ Auxiliary system protection relays ------------------------------------ EDG protection relays ------------------------------------ -Lockout relays ------------------------------------

-Control relays ------------------------------------ -Trip relays ------------------------------------ -Auxiliary relays ------------------------------------ (Note: The Contractor shall attach additional sheets as required.) 15.2 Descriptive Matter -Control system, Ref. No. ------------------------------------ -Protection system, Ref. No. ------------------------------------ -Data logging system, Ref. No. ------------------------------------ -List of annunciator, Ref. No. ------------------------------------ -Drawing of panels, Ref. No. ------------------------------------ 15.2.1 Description of On-Line Performance monitoring

& Optimisation system and also to interface with DCS, Ref. No. ------------------------------------


54

15.3 Distributed Control System ( DCS )

(ABB, Germany, USA, Singapore/Foxboro or Schneider, USA, Singapore/Siemens, Germany/ Alstom, France/ GE,USA or EU/ Mitsubishi, Japan) A fully integrated unitary DCS has to be supplied for monitoring, control, display, alarm and recording of selected physical and electrical parameters associated with all relevant plant areas. All monitoring and control interactions shall be done via VDU, keyboard and mouse/trackball. No conventional control desk equipment shall be required. All existing installed pen recorder functions shall be replaced by the new system (data acquisition functions). The controls must be completely shared in Hardware and Software. Interconnections between the controllers shall be done via a redundant data bus. All signals shall be available on the redundant data bus. The DCS must be reliable and unique, covering all automation functions of the power plant.- Manufacturer of DCS, country ----------------------------- Type of DCS ------------------------------ 15.3.1 Operator Stations Manufacturer, Country Type Max number of operations (expandable to) Offered number of operator stations Max number of monitors per operator station (expandable to) Offered number of monitors per operator station Monitors Screen diagonal, inch, 21" Resolution (horizontal x vertical), pixel, 1280x1024 Call time for picture change Number of colours Screen refresh rate Graphics Max number of process graphic displays Offered number of process graphic displays Updating of process variables and conditions Analogue inputs s, ≤ 2 Digital inputs s, ≤ 1 Reaction time from issuing command up to execution(Switching relay of control actuators) s, ≤ 1.5 Signal change (check back signal from individual control level) up to display on monitor) s, ≤ 1 Representation of graphs (for trending) on monitor

----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- -----------------


55

Max. number of standard curve displays Max. number of operator configurable curve displaysMax. number of curves in each curve field Resolution of rapidly charging variables like P of the water steam cycle One hour long s, 2 A further seven hours long s, 10 Resolution of slowly changing variables like T, A One hour long s, 10 Printers Number Manufacturer, country Type Characters/line 132 Resolution dpi, 300x300 Noise lever dB(A), 45 Paper size Din, A4 Colour hardcopy devices Number Manufacturer Type Hardcopy image memory size (RAM) MB, 6 Processing time/hardcopy s Resolution dpi 600x600 15.3.2 Data bus (terminal bus) Manufacturer, country Type "Open" bus as per ISO reference model Redundancy Transmission rate (useful data rate) bit/s Transmission medium LWL Max. Bus length without using repeaters etc. m Max. Number of stations that can be connected 15.3.3 Process station Number of offered automation units Power failure protection for the program Scanning periods Data acquisition Analogue values ms, 500 Binary values ms, 250 Time critical binary values like position of torque Check back signals ms, ≤ 10 Close loop control Fast control loops ms, 250 Slow control loops ms, 500-1000 Closed-loop control modules Type Number of control loops per module Drive control modules Type Number of control loops per module

----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- -----------------


56

Binary input modules Type Number of inputs per module Galvanic isolation between input channels yes/no Binary output modules Type Number of outputs per module Galvanic isolation between output channels yes/no Output current at signal "1" max. mA, 120 Short-circuit protection yes/no Analogue input modules Type Number of inputs per module Galvanic isolation between input channels yes/no Digital representation of output signal bit, 12 Fault signal if range exceeded (<4mA, 20mA) yes/noAnalogue output modules Type Number of outputs per module Galvanic isolation between output channels yes/no Output ranges mA Digital representation of output bit, 12 Short-circuit protection, yes/no 15.3.4 Data bus (plant bus) Manufacturer, country Type "Open" bus as per ISO reference model Redundancy bit/s Transmission medium LWL Max. bus length without using repeaters etc. m Max. Number of stations to be connected unlimited 15.3.5 Engineering system Manufacturer, country Type Number of workstations Monitor Laser Printer A4 Manufacturer, country Type Number of work printers 1 Resolution dpi 600x600 Paper size DIN, A4 15.3.6 Electronic cubicles (for DCS) Make, country, type Degree of protection IP, 31 Number per unit Number for common and electrical Services Dimension (WXDXH) of one cubicle mm

----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ---------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- ----------------- -----------------


57

15.3.7 Marshalling racks Make, country, type Degree of protection IP, 31 Number Dimension (WXOXH) of one marshalling rack mm

----------------- ----------------- ----------------

15.4 Field equipment

15.4.1 Temperature measurement with thermocouples

Manufacturer, country ------------------------------- Model or type ------------------------------- Transmitter incorporated -------------------------------

SMART HART-type transmitter -------------------------------

15.4.2 Temperature measurement with Pt100 Manufacturer, country ------------------------------- type ------------------------------- Transmitter incorporated ? yes/no ------------------------------- SMART HART-type transmitter ? yes/no -------------------------------

15.4.3 Pressure transmitter

Manufacturer, country ---------------------------- Model or type ---------------------------- SMART HART -type transmitter? yes/no ----------------------------

15.4.4 Flow meter (water/steam)

Manufacturer, country ---------------------------- Model or type ---------------------------- SMART HART -type transmitter? Yes/no ----------------------------

15.4.5 Flow meter (oil)

Manufacturer, country ---------------------------- Model or type ---------------------------- SMART HART -type transmitter? yes/no ----------------------------

15.4.6 Level transmitter


15.4.7 Differential pressure transmitter



58

15.4.8 02 analyser (feed water)


15.4.9 PH-value

Manufacturer, country ---------------------------- Model or type ----------------------------

15.4.10 Conductivity

Manufacturer, country ---------------------------- Model or type ----------------------------

15.4.11 O2 analyser (flue gas)

Manufacturer, country ------------------------------- Model or type -------------------------------

15.4.12 CO analyser (flue gas)


15.4.13 CO2 analyser (flue gas)


15.4.14 NOx analyser (flue gas)


15.4.15 Closed loop control actuators

Control valves ------------------------------- Manufacturer, country ------------------------------- Noise level of control valves (1m distance) dB(A),< 85, ------------------------------- Time for full stroke for size up to 6” s, 5, ------------------------------- Time for full stroke for size up to 12 s, 12, ------------------------------- Electrical actuators ------------------------------- Manufacturer, country ------------------------------- Type ------------------------------- Electric valve positioner (Power electronics) Solid state (thyristor) ------------------------------- Place of installation: electronic Room or incorporated in actuator (Compact type) ------------------------------- Pneumatic actuators (if applicable ------------------------------- Manufacturer, country ------------------------------- Type -------------------------------


59

15.4.16 HRSG management System

Manufacturer, country ------------------------------ Type ------------------------------ Degree protection (cubicle) IP, 31, ------------------------------- Number of cubicles per unit ------------------------------- Dimension (WxDxH ) of one cubicles mm, -------------------------------

15.4.17 HRSG Protection System

Manufacturer, country ------------------------------ Type ------------------------------ Degree protection (cubicle) IP,31, ------------------------------ Number of cubicles per unit ------------------------------- Dimension (WxDxH) of one cubicle mm, -------------------------------

B-16 Isolated & Insulated Phase Bus Duct (Copper), Cabling and Grounding 16.1 Generation voltage level Isolated & Insulated Phase Bus Duct (Copper) -Manufacturer, Country ------------------------------------ -Type designation ------------------------------------ -Applicable standard ------------------------------------ -Number of cores ------------------------------------ -Insulation material ------------------------------------ -Cross-section of conductor, mm2 ------------------------------------

-Conductor material Type of conductor (round, stranded, compacted) ------------------------------------ -Outer sheath material ------------------------------------ - Min. Permissible bending radius, mm ------------------------------------

-Weight per meter, Kg ------------------------------------ -Delivery length, meter ------------------------------------ -Voltage designation, V ------------------------------------ -1 sec. short circuit current after full load at 700 C cond. temp., A ------------------------------------ -Max. conductor resistance at 200C DC, Ohm / KM ------------------------------------ AC, Ohm / KM ------------------------------------ (Note: The Contractor shall attach additional sheets as required.) 16.2 6.6 kV Power Cable (XLPE)

-Manufacturer, Country ------------------------------------ -Type designation ------------------------------------ -Applicable standard ------------------------------------ -Number of cores ------------------------------------ -Insulation material ------------------------------------ -Cross-section of conductor, mm2 ------------------------------------ -Conductor material ------------------------------------ -Type of conductor (round, stranded, compacted) ------------------------------------ -Outer sheath material ------------------------------------ -Min. Permissible bending radius, mm ------------------------------------


60

-Weight per meter, Kg ------------------------------------ -Delivery length, meter ------------------------------------ -Voltage designation, V -1 sec. short circuit current after full load at 700 C cond. temp., A ------------------------------------ -Max. conductor resistance at 200C

DC, ohm/KM ------------------------------------ AC, ohm/KM ------------------------------------

(Note: The Contractor shall attach additional sheets as required.) 16.3 600 V Power Cable

-Manufacturer, Country ------------------------------------ -Type designation ------------------------------------ -Applicable standard ------------------------------------ -Number of cores ------------------------------------ -Insulation mater ------------------------------------

- Cross section of conductor, mm2 ------------------------------------ -Conductor material ------------------------------------ - Type of conductor (round, stranded, compacted) ------------------------------------ - Outer sheath material ------------------------------------ - Min. Permissible bending radius, mm ------------------------------------ - Weight per meter, Kg ------------------------------------ - Delivery length, meter

-Voltage designation, V ------------------------------------ -1 sec. short circuit current after

full load at 700 C cond. temp. ------------------------------------ 16.4 Control and Instrument Cable

(a) -Type ------------------------------------ -Manufacturer, Country ------------------------------------ -Applicable standard ------------------------------------ -Insulation material ------------------------------------ -Number of cores ------------------------------------

- Core size, mm2 ------------------------------------ - Outer sheath material ------------------------------------ -Weight per meter, kg ------------------------------------ - Delivery length, m ------------------------------------

(b)

-Type ------------------------------------ -Manufacturer, Country ------------------------------------ -Applicable standard ------------------------------------ -Insulation material ------------------------------------ -Number of cores ------------------------------------

- Core size,mm2 ------------------------------------ - Over sheath material ------------------------------------ - Weight per meter, kg ------------------------------------


61

-Delivery length, m ------------------------------------ (Note: The Contractor shall attach additional sheets as required.) 16.5 Grounding Wire - Manufacturer, Country ------------------------------------ - Conductor size, mm2 ------------------------------------ - Conductor material ------------------------------------ - Type of Conductor ------------------------------------ - Short circuit current for 3 sec., A ------------------------------------ - Weight per meter, kg ------------------------------------ - Delivery length, m ------------------------------------ B-17 Maintenance Facilities 17.1 Overhead Electric Crane (This schedule should be filled up for each

EOT of GTG, STG, CW Pump House & GBC house) - Manufacturer , Country ------------------------------------ -Type ------------------------------------

- Maximum safe working load Main hoist, slow speed, Kg ------------------------------------ Main hoist, fast speed, Kg ------------------------------------ Auxiliary hoist, Kg ------------------------------------ -Test load for crane, Kg ------------------------------------ -Span of crane, Centre to Centre of gantry rails, m ------------------------------------

-Geared Speeds a) Main hoist, slow speed Raising with full load , m/min ---------------------------------

Raising with no load, m/min --------------------------------- Lowering with full load, m/min --------------------------------- Lowering with no load , m/min --------------------------------- Creep speed, m/min ---------------------------------

b) Main hoist, fast speed Raising with full load, m/min ---------------------------------

Raising with no load, m/min --------------------------------- Lowering with full load, m/min --------------------------------- Lowering with no load , m/min --------------------------------- Creep speed, m/min --------------------------------- c) Auxiliary hoist Raising with full load, m/min --------------------------------- Raising with no load, m/min --------------------------------- Lowering with full load, m/min --------------------------------- Lowering with no load, m/min --------------------------------- Creep speed, m/min --------------------------------- d) Cross traverse, m/min --------------------------------- e) Long travel, m/min ---------------------------------

-Crab

a) Particulars of crab rail --------------------------------- b)Type of wheel bearing ---------------------------------

c) Max. load on each wheel, Kg ---------------------------------


62

-Power supply required by crane -Maximum current demand by crane, A & KW -------------------------------

-Motors Main Auxiliary Cross Long Hoisting Hoisting Traverse Travel

a) Number ---------------------------------------------------- b) Type ----------------------------------------------------

c) kW at full load ---------------------------------------------------- d) Speed at full load, rpm ----------------------------------------------------

e) Motor rating ---------------------------------------------------- f) Manufacturer ----------------------------------------------------

-Brakes a) Number ---------------------------------------------------- b) Type ----------------------------------------------------

c) Dimensions ---------------------------------------------------- d) Lining material ----------------------------------------------------

-.Type of main girder ---------------------------------------------------- - End carriage ---------------------------------------------------- a) Wheelbase ----------------------------------------------------

c) Maximum load excluding impact of travelling wheels, Kg

- Hoisting wire rope ------------------------------------------- Main Auxiliary Hoist Hoist

a) Construction ---------------------------------------------------- b) Quality of steel ---------------------------------------------------- c) Diameter ---------------------------------------------------- - Collector gear

a) Type ---------------------------------------------------- b) Rating ---------------------------------------------------- c) Manufacturer, Country ---------------------------------------------------- - Gantry rails a) Size ---------------------------------------------------- b) Material ----------------------------------------------------

d) Weight , Kg ---------------------------------------------------- -Maximum deflection at Mid-span on the main girder at maximum loading, mm ----------------------------------------------------

- Vertical distance from top of gantry rail to lowest overhead obstruction required, m------------------------------------------------

- Weights a) Net weight of complete crane, Kg ------------------------------------------- b) Net weight of complete crab, Kg --------------------------------------------

c) Weight of motors, Kg -------------------------------------------


63

17.2 Mobile Crane 1)Truck Crane/ Hydraulic Mobile Crane -Manufacturer, Country ----------------------------

-Type ---------------------------- -Model ---------------------------- -Capacity ----------------------------

-Maximum lifting capacity, Kg at ---m radius---------------------------- -Basic boom length, m ---------------------------- -Maximum boom length, m ---------------------------- -Wire speed for lifting, m ---------------------------- -Wire speed for boom, m ---------------------------- -Type of carrier ---------------------------- -Maximum running speed, KM/hour ---------------------------- -Climbing capacity, (tan0) ---------------------------- -Minimum rotating radius, m ----------------------------

-Type of outer rigger ---------------------------- -Safety apparatus ----------------------------

2) 5 ton Truck with 3 ton Jib Crane

Manufacturer, Country ---------------------------- Type ---------------------------- Model ----------------------------

Maximum lifting capacity, Kg ---------------------------- Basic boom length, m ---------------------------- Maximum boom length, m ----------------------------

Type of boom control, m ---------------------------- Minimum rotating radius, m ----------------------------

17.3 Fork Lifter -Manufacturer, Country ----------------------------

-Type ---------------------------- -Model ---------------------------- -Capacity ---------------------------- -Maximum running speed, KM/hour ---------------------------- B-18 Communication Equipment 18.1 PABX Telephone Equipment Manufacturer, Country ---------------------------- Type ---------------------------- Supply voltage, V ---------------------------- Line capacity ---------------------------- Traffic capacity ---------------------------- Facilities ---------------------------- Extension Services class ---------------------------- Signals and tones ---------------------------- 18.2 Paging Equipment Manufacturer, Country ---------------------------- Type ---------------------------- Capacity ---------------------------- Supply voltage, V ---------------------------- 1) Main Amplifier Type ---------------------------


64

Output, W ---------------------------- Form ---------------------------- Dimension, mm ---------------------------- Weight, Kg ----------------------------

Power Consumed Paging , W ---------------------------- Waiting, W ---------------------------- Power Supply, V ----------------------------

2) Hand Set Type ----------------------------

Form ---------------------------- Dimension, mm ---------------------------- Weight, kg ---------------------------- 3) Speaker

Type ---------------------------- Form ---------------------------- Impedance, ohm ---------------------------- Output, w ---------------------------- Dimension, mm ---------------------------- Weight ,kg ----------------------------

4) CCTV System Type ----------------------------

Manufacturer, country ---------------------------- Camera resolution ---------------------------- Storing System ---------------------------- Back up time for storage ---------------------------- Camera swivel angle (max.) ---------------------------- Distance for taking picture ----------------------------

5) Compatible Multiplexer with optical fiber ------------------------------------------------------------------------------- 6) RTU (Remote Terminal Unit) -------------------------------------------------------------------------------- B.19 Fire Protection Equipment 19.1 Hydrant/ Pumps -Number of Hydrant, Pumps for yard ----------------------------

for power house ---------------------------- Hose size and length (DxL) mm x m ----------------------------

19.2 Portable Fire Extinguisher

a. 20 kg trolly mounted dry powder extinguisher -Manufacturer, Country ----------------------------

-Type of powder ---------------------------- -Weight of powder, Kg ----------------------------

b. 10 kg portable dry powder extinguisher -Manufacturer, Country ----------------------------


65

-Type of powder ---------------------------- -Weight of powder, Kg ---------------------------- c. 5 kg portable gas extinguisher -Manufacturer, Country ---------------------------- -Type of powder ---------------------------- -Weight of gas , Kg ---------------------------- 19.3 Auto-Release CO2 Fire

Extinguishing System -Manufacturer, Country ---------------------------- -Type of powder ----------------------------

-System Description ----------------------------

19.4 Fire detection Equipment -Manufacturer, Country ----------------------------

-Type of Equipment ---------------------------- -Weight of panel, Kg ----------------------------

B-20 Civil Work and Building Work

20.1 Standards and Codes to be used in design and construction No. Work Item Standard and Codes 1. Filling Works ----------------------------------- 2. Foundation Works ---------------------------------- 3. Piling ---------------------------------- 4. Steel Sheet Piling Wall ---------------------------------- 5. Concrete Works ---------------------------------- 6. Reinforcement Works ---------------------------------- 7. Structural Steel Works ---------------------------------- 8. Road ---------------------------------- 9. Brickwork ---------------------------------- 10. Painting ----------------------------------

11. Lighting and Power Supply ---------------------------------- 12. Air Conditioning System ----------------------------------

13. Plumbing ---------------------------------- 14. ------------------------------- ---------------------------------- 15. ------------------------------- ----------------------------------

20.2 Concrete 1) Proposed Materials -Standards:

(i) Cement ---------------------------------- (ii) Aggregates ----------------------------------

(iii) Concrete Admixture ---------------------------------- (iv) Reinforcement ---------------------------------- (v) Other ----------------------------------

2) Proposed Manufacturers/Source/Quarries (i) Cement ---------------------------------- (ii) Aggregates ----------------------------------

(iii) Concrete Admixture ---------------------------------- (iv) Reinforcement ----------------------------------

(v) Other ----------------------------------

3) Compressive Strength of Concrete at 28th Day


66

1) Gas/ Steam turbine generator/ HRSG foundation Kg/cm2 ----------------------------------

2) Supper-structure Kg/cm2 ---------------------------------- 3) pile Kg/cm2 ---------------------------------- 4)Concrete pavement ---------------------------------- 5) ----------------------- ---------------------------------- 6) ----------------------- ----------------------------------

20.3 Piling and Subsoil Improvement

20.3.1 Piling

1) Type of foundation pile ---------------------------------- a) Diameter/cross section and length, D= --------------------------m L= -------------------------m b) Allowable working load of a pile, Kg -----------------------------

c) Method of driving in Piles ------------------------------ d) Piling Plant ------------------------------ e) Method of Jointing Piles ------------------------------ f) Name of structures, equipment and buildings to be applied ------------------------------

2) Type of foundation pile a) Diameter/cross section and length, D= ---------------------------------- m L= ----------------------------------- m b) Allowable working load of a pile, Kg ------------------------------ c) Method of driving in Piles ------------------------------ d) Piling Plant ------------------------------ e) Method of Jointing Piles ------------------------------ f) Name of structures, equipment and buildings to be applied ------------------------------

3) Type of foundation pile a) Diameter/cross section and length, D= ------------------------------m L= ------------------------------m

b) Allowable working load of a pile, Kg ------------------------------ c) Method of driving in Piles ------------------------------

d) Piling Plant ------------------------------ e) Method Of Jointing Piles ------------------------------ f) Name of structures, equipment and buildings

to be applied ------------------------------

20.3.2 Subsoil Improvement (if any)

1) Method of subsoil improvement

2) Expected allowable bearing capacity of subsoil

(after improvement) ----------------------------Kg/m2

3) Name of structures, equipment and buildings to be applied ------------------------------


67

20.4 Type and Strength of Steel Sheet Piling Wall 1) Type of Sheet Pile 2) Length of a Pile, m ------------------------------ 3) Width of a Pile, mm ------------------------------ 4) Yield Point, Kg/cm2 ------------------------------ 5) Ultimate Tensile strength, Kg/cm2 ------------------------------ 6) Supplier ------------------------------ 7) Specification of tie rods Materials ------------------------------ Diameter, mm ------------------------------ Length of a tie rod, m ------------------------------ Interval, m ------------------------------

20.5 Structure Steel Works

1) Grades of Steel ------------------------------ 2) Suppliers of Steel, Bolts & Fasteners ------------------------------ 3) Methods of Welding ------------------------------ 4) Corrosion Protection

(i) Method and Materials ------------------------------ (ii) Place of preparation ------------------------------ 5) Proposed Coatings (i) Type of Product ------------------------------ (ii) Manufacturer ------------------------------ (iii) Dry Film Thickness ------------------------------ (iv) Means of application ------------------------------ (v) Place of application ------------------------------ (vi) Colour ------------------------------ 6) Yield Point ------------------------------ 7) Ultimate Tensile Strength ------------------------------

20.6 Gas/ Steam Turbine Generator/ HRSG 1) Weight of machine Gas turbine/ Steam turbine, Kg ----------------------------- Generator, Kg ----------------------------- Auxiliary, Kg ----------------------------- Total, Kg ----------------------------- 2) Dimension of G/T foundation Width, m ----------------------------- Length, m ----------------------------- Thickness, m ----------------------------- 3) Weight of GT/ ST foundation, Kg -----------------------------

20.7 Walls and Roofing 1) Insulation Materials ----------------------------- 2) Waterproofing Materials ----------------------------- 3) Caulking Materials -----------------------------

20.8 Metal

1) Grades of Steel ----------------------------- 2) Suppliers ----------------------------- 3) Method and Materials for

corrosion protection -----------------------------


68

20.9 Construction Equipment and their specifications

1) Earth Works -------------------------- 2) concrete Works --------------------------- 3) Pavement works --------------------------- 4) Structural Steel Works --------------------------- 5) Piling Works ---------------------------

6) Steel Sheet Piling Wall -------------------------- B-21 River Intake Water System River Intake Water Pump

- Manufacturer, country ------------------------- - Type ------------------------- - No. of pump ------------------------- - Model Number ------------------------- - Running speed, rpm ------------------------- - Critical speed, rpm -------------------------

- Pump capacity at design conditions, m3/hr ------------------------- B-22 Remote Monitoring System Remote Monitoring System

- Manufacturer, country ------------------------- - Type ------------------------- - Model Number -------------------------

B - 23 Environmental Impact

(a) Air Emissions Levels

With regard to project air emissions, please fill out the following table:

Emission Percent Removal Efficiency at 100% Capacity

100% Capacity

75% Capacity

50% Capacity

NOx ----------------------- ----------ppmv ----------ppmv ----------ppmv --------------------- ------- ib/hr ------- ib/hr ------- ib/hr --------------------- --------- g/kj -------- g/kj -------- g/kj ---------------------- ------- m9/m3 ------m9/m3 ------m9/m3 CO ----------------------- ------- ppmv ------ppmv ------ppmv ----------------------- --------- ib/hr -------- ib/hr -------- ib/hr ----------------------- --------- g/kj --------- g/kj --------- g/kj ----------------------- --------m9/m3 ------ m9/m3 ------ m9/m3 CO2 ------------------------ ----------ppmv ----------pmv ----------pmv ------------------------ ------------ib/hr -----------ib/hr -----------ib/hr ------------------------ -------------g/kj ------------g/kj ------------g/kj ------------------------ ---------m9/m3 --------m9/m3 --------m9/m3 Air Toxics (list)

------------------------


69

ppm is defined as volumetric parts per million at 15% O2

(b) Effluent Discharge

P4 -------mg/e Cr ----------- ---------------mg/e BOD -------mg/e Cu---------- ----------mg/e COD --------mg/e Fe----------- ------------mg/e TSS --------mg/e Ni----------- ----------mg/e PO4 ---------mg/e Zr----------- ----------mg/e SO4 ---------mg/e Ac----------- ----------mg/e NH3 ----------mg/e Cd---------- ----------mg/e CL ----------mg/e Pb----------- ----------mg/e Detergents ----------mg/e ------------- ----------- Oil & grease ----------mg/e ------------ ---------- (c) Noise Level

Description Unit Equipments

Noise Level db (A) @ Facility boundary

..................db (A) (Day)

...................db (A) (Night)

Equipment db (A) @ 1 meter

....................db (A)

B-24 Water Treatment Plant. The quantities shall meet the requirement of CCPP at Guaranteed full load at site condition The following design parameters of the equipment of the Water Treatment Plant and its

relevant data to be provided by the Tenderer during detailed design stage :

Sl.No.

Description of the main design parameters of the major equipment and relevant data of plant

Materials/values Remarks

1.

RAW WATER DEMAND

a. Daily raw water demand for WTP, m3 : The quantities shall meet the requirement of CCPP at Guaranteed full load at site condition

b. Hourly demand, m3 : c. No. of raw water pump provided : 3 X 50 % d. Capacity of each pump m3 /hr. : As per requirement The quantities

shall meet the requirement of CCPP at


70

Sl.No.



Guaranteed full load at site condition

e. Operation mode Auto/manual : Auto / Manual f. On-line instrument

1. Flow meter (For WTP local & control room) 2. Conductivity meter (For WTP local & control room) 3. PH meter (For WTP local & control room)

: To be provided To be provided To be provided

g. Service indication signal : h. Trip signal alarm annununciator

(Audio-visual) : Audio-visual signal

to be provided i. Low water level alarm annunciator (audio-

visual) : Audio-visual signal

to be provided 2. HRSG MAKE UP WATER DEMAND a. Daily make-up water demand, m3 : The quantity shall

meet the requirement of HRSG (s) at Guaranteed full load including other consumption

b. Hourly demand, m3 : The quantity shall meet the requirement of HRSG (s) at Guaranteed full load including other consumption

c. No. of make-up water pump provided : 2 X 100 % d. Capacity of each pump, m3/hr The quantity shall

meet the requirement of HRSG (s) at Guaranteed full load

3. COOLING WATER DEMAND a. Daily cooling water demand (including

drinking / potable water), m3 : The quantity shall

meet the requirement of CCPP at Guaranteed full load including drinking / potable water

b. Hourly demand, m3 : The quantity shall meet the requirement of CCPP at Guaranteed full load including drinking / potable water

c. Cooling water PH : 7- 7.5


71

Sl.No.



d. Cooling water conductivity (S/cm) : Less than 2000 4. MAKE UP WATER QUALITY a. Conductivity (S/cm) : 0.2 - 0.3 (S/cm) b. Max. silica (Si02), gm/l : 20 gm/l 5. RAW WATER QUALITY a. Monsoon period 1. Conductivity (max.) S/cm at 250C : 2. Total minerals (max.), meq/l : b. Lean period 1. Conductivity (max.), S/cm at

250C :

2. Total minerals (max.) meq/l : c. Design raw water quality input 1. Conductivity (max.) S/cm at

250C :

2. Total minerals (max.) meq/l :

6. ANNUAL CONSUMPTION OF MAIN BULK CHEMICALS

a. Hydrochloric acid (30% conc.) M. Tons : b. Caustic soda (100%), M. Tons : c. Coagulant, M-Tons : d. Auxiliary chemicals, M. Tons : e. Hydrazine hydrate, 35% M. Tons : f. Ammonium hydroxide 22-25%, M. Tons : g. Tri-sodium phosphate M. Tons : 7. Chemical consumption during

commissioning and Warranty period operation:

a. Hydrochloric acid (30% conc.) M. Tons : b. Caustic soda (100%), M. Tons : c. Coagulant, M-Tons : d. Auxiliary chemicals, M. Tons : e. Hydrazine hydrate, 35% M. Tons : f. Ammonium hydroxide 22-25%, M. Tons : g. Tri-sodium phosphate M. Tons : 8. INITIAL FILLING MATERIALS a. Resin : b. Anthracite coal/gravel : 9. All necessary chemicals for boiler acid

clearing and preservation before start-up

10. CLARIFIERS a. No. of units provided : 2 X 100 % b. Design production capacity, m3/hr. : c. Max. production capacity of each unit,

m3/hr. :

d. No. of unit in operation at a time : e. Chemicals (coagulant) used for

coagulations :

f. Structure (metallic) : g. Type (vertical/Horizontal flow) : h. Inside lining to protect corrosion : i. Life durability of clarifiers lining material : j. Quality of coagulant dosing line materials

to clarifier :

k. Operating PH :


72

Sl.No.



l. On-line instrument 1. Flow meter (For WTP, local & control room) 2. Conductivity meter (For WTP, local & control room) 3. PH meter (For WTP, local & control room)

: : :

m. Dosing system : Coagulant :

1. No. of dosing pump 2 X 100 % 2. Mode of operation of the pumps Auto/manual 3. No. of soln. measure tan 4. Capacity of measure tank 5. Inside lining of the measure tank 6. Life durability of inside lining material

: : : : : :

2 X 100 % 100 % capacity

Auxiliary chemicals : 1. No. of dosing pump 2. Mode of operation of the pumps Auto/manual 3. No. of soln. measure tank 4. Capacity of measure tank

: : : :

2 X 100 % 2 X 100 % 100 % capacity

11. SAND FILTERS : 1. No. of unit : 2 X 100 % 2. Filtration process (by

gravity/pump) :

3. No. of unit in operation at a time : 4. Filtering chamber (double) : 5. Production capacity,

m3/hr/unit max :

6. Filling material (anthracite coal)

:

7. Bed volume, m3 : 8. Bed height, mm : 9. Height of the vessel, mm : 10. Dia of vessel, mm : 11. Free board, % : 12. Strainer material (metallic) : 13. No. of manhole provision : 14. Location of upper manhole (Top

and Body) :

15. Production quality (Turbidity, NTU/JTU)

:

16. Local and On-line instruments provided

:

a. Flow meter : b. Pressure meter : c. Others (if any) :

17. Type of filters : 18. Inside lining : 19. Life durability of lining material : 20. Filter pump :

a. No.of pumps provided b. Capacity of each pump m3/hr c. Mode of operation Auto/manual

: : :

2 X 100 %

21. Filter back wash pump


73

Sl.No.



a. No.of pumps provided b. Capacity of each pump m3/hr c. Mode of operation Auto/manual

: : :

2 X 100 %

12. ION EXCHANGER UNITS : CATION UNIT ANION UNIT MB UNIT

1. No. of unit :

2 X 100 %

2 X 100 %

2 X 100 %

2. Production capacity, m3/hr/unit max

:

3. No. of unit in operation at a time : 1 X 100 % 1 X 100 % 1 X 100 % 4. Type of back wash water used : 5. Quantity of water production per

regeneration using river water (please specify input river water quality)

:

6. Running hours between the regeneration

:

7. Life durability of the lining material : 8. Direction of regenerant flow : 9. Bed compaction technique applied : 10. Dilution water used for regenerant

preparation :

11. Quantity of resin filled in each filter, litre (cation/anion/inert)

:

12. Sight glass facility : 13. Mode of unit operation,

Auto/manual :

14. Mode of regeneration process, Auto/manual

:

15. Regenerant injection system (ejector)

:

16. Air scouring facility : 17. Brand name of the resin used 18. Manufacturer and country of origin

of the resins :

19. Character of the resins (strong)

:

20. Type of the anion resin (Type –1/Type-2)

:

21. Bed volume of resin in filter m3 : 22. Resin bed height, mm : 23. Height of the vessel, mm : 24. Dia of vessel, mm : 25. Free board, % : 26. Strainer material : 27. No. of manhole provision : 28. Location of upper manhole

(Top/Body) :

29. Total exchange capacity of the resin used

:

30. Operating exchange capacity of the resin at design regeneration level.

:

31. Useful exchange capacity, % of Sl.30 : 32. Regenerant used for cation/anion

resin :

33. Regeneration technique (co-current/Counter current)

:


74

12. ION EXCHANGER UNITS : CATION UNIT ANION UNIT MB UNIT 34. Regeneration levels (100% basis),

gm/l :

35. Duration of each production cycle per regeneration

:

36. Process water consumption per regeneration m3

:

37. Total regeneration time, hrs. : 38. Internal lining in the vessels

(Vulcanised Rubber linings) :

39. Resin bed support (platform/without platform)

:

40. Local and On-line instruments provided - a. Flow meters b. Pressure meters c. Conductivity meters d. pH meters e. Silica analyser f. Sodium analyser g. Others(if any)

: : : : : : :

42. Production quality - After Anion unit After MB unit a. Conductivity, S/cm

b. P-Alkalinity c. Silica

: : :

Sl.No.

Description of the main design parameters of the major equipment and relevant information of plant


13. DECARBONISER UNIT a. No. of unit : b. Design production capacity of each unit

m3/hr. :

c. Water storage capacity of each decarbonized water tank, m3

:

d. Internal lining meterial in decarbonizer column and storage tank

:

e. Material of decarbonized water flow pipes & valves

:

f. Life durability of lining material : g. No. of decarbonized water pump : 2 X 100 % h. Capacity of each pump, m3/hr. :

14. Treated Water Storage Tanks : Coagulated water tank

Clarified water tank

Local demineralized water tank

Main make up water reserve tank

1. No. of tank provided : 2. Capacity of each tank, m3 : 3. Structure made of (metallic) : 4. Internal lining

(Vulcanised rubber) :

5. Life durability of lining material :


75

14. Treated Water Storage Tanks : Coagulated water tank

Clarified water tank

Local demineralized water tank

Main make up water reserve tank

6. Instrument provided (on-line) – a. Level indicator b. Flow meters c. Others (if any)

:

7. Installation style (Vertical/Horizontal)

:

8. Type of the roofs (Flat/Elliptical) : 9. Installation level (ground level/on-

support)

Sl.No.



15. HYDROCHLORIC ACID STORAGE TANK and MEASURE TANK

a. No. of tank to be provided : b. Capacity of each , m3 : c. Structure (metallic) : d. Internal lining

(vulcanised rubber) :

e. Life durability of lining material : f. Material of acid flow pipes and valves : g. Installation style (Vertical/Horizontal) : h. Transfer system from transport to tank : i. Acid Transfer system from tank to service

tank (by gravity/pump) :

j. Level indicator provided (Gaze glass/float)

:

16. CAUSTIC SODA STORAGE TANK and MEASURE TANK

a.

No. of tank provided

:

b. Capacity of each , m3 : c. Structure (metallic) : d. Material of acid flow pipes and valves : e. Installation style (Vertical/Horizontal) : f. Transfer system from transport to tank : g. Caustic transfer system from tank to

service tank (by gravity/pump) :

h. Caustic soda loading system from preparation tank (gravity/pump)

:

i. Level indicator provided (Gaze glass/float) :

17. HRSG CONDITIONING CHEMICAL TANKS Phosphate tank Prepn. Service

Ammonia tank Prepn. Service

Hydrazine tank Prepn. Service

1. No. of unit

:

2. Capacity of each, m3 : 3. Structure (metallic) : 4. Internal lining (Rubber lining) :


76

17. HRSG CONDITIONING CHEMICAL TANKS Phosphate tank Prepn. Service

Ammonia tank Prepn. Service

Hydrazine tank Prepn. Service

5. Life durability of lining material : 6. Installation style

(Vertical/Horizontal) :

7. Transfer system from – a. Bulk to prepn, tank b. Prepn. to service tank gravity/ pump/ others

:

8. Level indicators (gaze glass/float) : 9. No. of dosing pumps provided :

18. WASTE EFFLUENT NEUTRALISATION FACILITY

Regular waste effluent neutralization facilities

Boiler cleaning chemicals neutralization facilities

Waste Effluent Neutralisation Facilities from over all plant (WTP, Power plant & others)

1. Type of neutralisation vessel (Tank/underground pit)

:

2. No. of unit (if Tank) : 3. Volume of each tank

(if more than-1), m3 :

4. Structure (Mild steel/Stainless steel)

:

5. Internal lining (Vulcanised rubber) : 6. Life durability of lining material : 7. Mixing process (Air

scouring/pump) :

8. Neutralised effluent quality (while disposed off) a. pH b. Conductivity, S/cm c. Others (if any)

:

9. Spot instruments provided - a. pH meter b. Conductivity meter c. Others(if any)

:

10. Final disposed off system (Gravity/pump)

:

11. Filling system (pump/operating pressure)

:

12. No. of filling pump : 13. Capacity of each filling pump,

m3/hr. :

14. Height of the filling point, m : 15. Flow meter : 16. Level meter : 17. Internal lining of the connected

pipes & valves :

18. PH of neutralised effluents before disposed

:


77

18. WASTE EFFLUENT NEUTRALISATION FACILITY

Regular waste effluent neutralization facilities

Boiler cleaning chemicals neutralization facilities

Waste Effluent Neutralisation Facilities from over all plant (WTP, Power plant & others)

19. Disposal point of neutralized effluents (directly river/via pit)

:

20. Capacity of each pit, m3 :

Sl.No.



19. INSTRUMENT IN CONTROL PANEL a. Flow meters : b. Conductivity meters : c. PH meters : d. Silica meter : e. Level indicators of all water and bulk

chemicals storage tanks :

f. Switches of all pumps and motors in addition to local switches

:

g. Audio-visual alarm for all the faults and control system

:

20. CHEMICAL LABORATORY a. Installation : b. Laboratory tables : c. Laboratory chairs : d. Gas supply facility e. Wash water supply facility : f. Demineralise water supply facility : g. Air conditions facility h. Standard and workmanship of the

laboratory furniture and room/rooms :

21. WATER STEAM QUALITY SPECIFICATION Values Remarks 1.

Make up water (Demin. Water)

a. E. Conductivity, S/cm. at 25oC) : b. Silica Max. : c. Hardness Max. : 2. Condensate a. E. conductivity, S/cm. at 25oC) Without

resin column After resin column Max.

b. PH Max. : c. P-alkalinity Max. : d. Hardness : e. Ammonia (NH3) : f. Hydrazine (N2H4) : g. Chloride (Cl) : h. Oxygen (02) : i. Iron (Fe+2) : j. Copper (Cu+2) : 3. Feed Water


78

21. WATER STEAM QUALITY SPECIFICATION Values Remarks a. E.Conductivity, S/cm. at 25oC-

Without resin column After resin column

: :

b. PH : c. P-Alkalinity : d. Hardness : e. Ammonia (NH3) : f. Hydrazine (N2H4) : g. Chloride (Cl) : h. Oxygen (O2) : i. Iron (Fe+2) : j. Copper (Cu+2) : 4. Boiler Water (Middle Section ) a. E. Conductivity, S/cm. at 25oC : b. PH

Max. Min.

:

c. p-Alkalinity : d. Hardness : e. Silica (SiO2) : f. Phosphate (P2O5) : g. Chloride (Cl) : h. Iron (Fe) : 5. Boiler Water (Blowdown section) a. E. Conductivity, S/cm. at 25oC : b. PH

Max. Min.

:

c. p-Alkalinity : d. Hardness : e. Silica (SiO2) : f. Phosphate (P2O5) : g. Chloride (Cl) : h. Iron (Fe) : 6. Saturated Steam a. E. Conductivity, S/cm. at 25oC


b. pH : c. p-Alkalinity : d. Silica (SiO2) : e. Ammonia (NH3) : 7. Superheated Steam a. E. Conductivity, S/cm. at 25oC


: :

b. pH : c. p-Alkalinity : d. Silica (SiO2) : e. Ammonia (NH3) : 8. Cooling Water a. E. Conductivity, S/cm. at 25oC : b. PH :


79

B-25. LABORATORY INSTRUMENT, EQUIPMENT, GLASS WARES, REAGENT GRADE

CHEMICALS AND SAFETY EQUIPMENT :

All necessary instrument & equipment to be provided by the suppliers.

Detail list of the necessary laboratory instruments, equipment, glass wares, chemical

reagents and safety equipment shall be provided in which the following essential must be

included :

a. Instrument and equipment :

Name of items Minimum quantity required, pcs.

1.

Electrical weighing balance (Capacity 0.00001 – 100 gms)

: 2

2. Rough weighning balance (10-1000 gms)

2

3. Conductivity meter (0.05 – 1,00,000 S/cm)

3

4. PH meter (Range : 0-14) : 3 5. Photoelectric colorimeter : 3 6. Turbidity meter : 2 7. Lab. oven

(Temp. regulation facility must be) : 1

8. Lab. furnace (Temp. upto 15000C) : 1 9. Refrigerator (Min. 8 Cft. size) : 1 10. Hot plate

(with Temp. regulation facility) : 3

11. Distillation, heater (with heating nest and Temp. regulation facility)

: 3

12. Water bath (4/3 points facilities and electrically operated)

: 1

13. Orsat Apparatus (5/4/3 points) for flue gas and Hydrogen gas analysis.

: 3

14. Microscope (high magnifying power) for I.E. resin structure examination.

: 1

15. Centrifuging machine (electrically operated, 4 points facilities and with sufficient graduated conical test tube of capacity 100 ml) for determination of water content in oil (Method : ASTM D-1796)

: 1

16. Distillation apparatus for the determination of water content in oil (Method : ASTM D-95)(

: 2

17. Viscometer (for the determination of viscosity of oil)

: 1

18. Flash point tester (for the determination of the flash point of oil)

: 1

19. Moisture content tester (for the determination of presence of moisture in transformer oil)

: 1

20. Equipment for the measurement of the calorific value of fuel oils.

: 1

21. Equipment for the determination of sulfur content in fuel oil.

: 1

22. Hydrometer (different necessary ranges)

: 25

23. Thermometer (different necessary ranges)

: 10

24. Stopwatch : 3


80

Name of items Minimum quantity required, pcs.

25. Platinum crucible (50ml capacity) : 1 26. Modern laboratory furniture : Sufficient as

necessary

27. Others (as per necessity) :

b. Glass wares

All necessary glass ware to be provided by the supplier. Detail list of the items must be

provided in which the following essential must be included.

Name of the items : Minimum quantity required, pcs.

1. Automatic burette set (with pumping ball and reagent vessel facilities, capacity of the burette – 10 and 25 ml).

: 25 Sets (Each size)

2. Ordinary burette (Capacity – 25 ml)

: 25 Pcs.

3. Volumetric flask (Capacity – 50,100,250, 500, 1000 and 2000 ml)

: 25 pcs. (Each size)

4. Graduated pipette (Capacity-1, and 2 ml) (Capacity – 5, 10 and 20 ml)

: 10 Pcs. (Each size) 50 Pcs. each size

5. Volumetric pipette (Capacity- 5, 10 and 25 ml) (Capacity – 50 and 100 ml)

: 15 Pcs. each size 25 Pcs. each size

6. Graduated measuring cylinder (Capacity-5, 10, 25 ml and 50 ml) (Capacity – 100 ml) (Capacity – 250, 500 and 1000 ml)

: 25 Pcs. each size 100 Pcs. 25 Pcs. each size

7. Beaker (Capacity- 50 and 100 ml) (Capacity – 250 and 500 ml) (Capacity – 1000 and 2000 ml)

: 25 Pcs. each size 100 Pcs. each size 25 Pcs. each size

8. Titration flask (Capacity – 250 and 500 ml)

: 125 Pcs. each size

9. Conical flask (Capacity – 50 and 100 ml) (Capacity – 250 and 500 ml)

: 25 Pcs. each size 100 Pcs. each size

10. China crucible : 50 Pcs. 11. Wash bottle

(Capacity – 100 ml) : 25 Pcs.

12. Glass weighing bottle : 25 Pcs. 13. Reagent bottle

(500 ml capacity) : 50 Pcs.

14. Plastic sampling pot (500 and 1000 ml. )

: 50 Pcs each size

15. Plastic beaker (Capacity – 250 and 500 ml)

: 50 Pcs. each size

16. Gas burner : 15 Pcs. 17. Stands and clamps : 15 Sets 18. Specula (Plastic and metallic) : 15 Pcs each size 19. Tons : 15 Pcs. 20. Others (AS PER NECESSITY) : Sufficient Quantity.


81

C. Chemical reagents :

All necessary chemical reagent for 6 years consumption to be provided by the

supplier. All necessary items as would be required for minimum 6 years consumption to

conduct the analytical work of water, oil, gas and different chemicals involved in WTP

and proximate lab-according to the standard test method. Detail list of the items must

be provided in which the following essential must be included.

Name of the items Quantity 1. Xtlene : 2. Analytical pure potassium Bromate

(KbrO3) :

3. Copper Chloride (Cu2Cl2) : 4. Stannous Chloride (SnCl2) : 5. Potassium Dichromate : 6. Sodium Chromate : 7. Magnesium Chromate : 8. Magnesium Chloride : 9. E.D.T.A. (III) : 10. Arsenic Trioxide (As203) : 11. Sodium-Potassium Tartarate : 12. Sodium di-hydrogen phosphate : 13. Bromocresol Green indicator : 14. Chemically pure silver nitrate : 15. Citric acid : 16. Ortho-phenantrolin : 17. Aceton : 18. Toluene : 19. Glycerol : 20. Benzene : 21. Potassium hydroxide : 22. Potassium chloride : 23. Ethyl alcohol : 24. Potassium permanganate : 25. Ammonium chloride : 26. Copper sulphate : 27. Metol-A : 28. Pot. metabisulfite :

d. Safely equipment

All necessary safety equipment to be provided by the supplier. Detail list of the

items must be provided in which the followings essential must be included.

Name of the items Nos. 1. Gas masks : 6 Nos. 2. Face protectors : 12 Nos. 3. Hand gloves : 30 4. Safety goggls : 20 5. Lab. approns. : 04 sets 6. Gum boots : 6 pairs 7. Helmet : 6 Nos 8. First Aid box : 1 set

A. The Contractor shall guaranty for the production quantity of Cation, Anion and

mixed bed filters under its design condition of regeneration level (chemical

consumption) and design Raw Water quality specified in the design data sheet.

B. The flow diagram to be provided showing the water balance scheme of demi-

water plant.


82

C. The Contractor confirms to supply the necessary kinds of initial filling materials

such as resin and anthracite/gravel for all ion-exchange and sand filter unit as

per the quantities (by volume) along with 3% extra for 1(one) year make-up.

D. The Contractor confirms to supply all necessary commercial grade chemicals

(viz. hydrochloric acid, caustic soda, coagulant, auxiliary chemicals, hydrazine

hydrate, ammonium hydroxide, tri-sodium phosphate, boiler cleaning chemicals

including inhibitors etc.) as would be required for the commissioning and

warranty period operation of WTP.

E. The Contractor would be submitted the acceptance test methodology before

performing the tests. The Contractor will be confirmed that all equipment and

instruments would be handed over to the customer strictly in accordance with

the design data and information as furnished in the data sheet and show their

operation capabilities and performance as specified in the same data sheet.

F. The Contractor shall not change the major design data/or the number of equipment without prior information to and confirmation by the customer.


83

SCHEDULE-C

DRAWINGS TO BE FURNISHED WITH THE TENDER Drawings / diagrams as mentioned below, but not be limited to, will be furnished by the Contractor during detailed design stage, after signing the Contract. The Drawings / diagrams require to be approved by the "Engineer"/ Client as per Contract: - [

1. Drawing/diagram of River Water intake Pumps showing intake pump house,

water intake arrangement. The water intake arrangement shall be such that, it shall cater the needs of Water Treatment Plant requirement, cooling water requirement of the complete Combined Cycle Power Plant during dry season and rainy season by means of cooling tower.

2. Drawing/diagram of complete circulating water system showing Cooling Tower, CW pump house, Steam Turbine Condenser, all closed loop cooling system .

3. Drawing/diagram of complete electrical single line diagram showing Generators,

Step-up Transformers, Station Auxiliary Transformers, Unit Auxiliary Transformers, Batteries, Rectifiers, UPS and auxiliaries with proposed protection schemes.

4. Drawing/diagram of complete Water Treatment Plant (WTP), HRSG water

conditioning and Acid cleaning/Alkali boil out as mentioned hereunder: -

- Installation drawings of equipment, layout of equipment & pipelines, process

diagrams, functional diagram, local protection and inter locking conditions,

assembly drawings of the following items to be provided :

- Central chemical laboratory and proximate analysis laboratory – process part

- Water pre-treatment plant

- Water demineralization plant

- Regeneration equipment & process

- Clarified water supply system

- Cooling water supply system

- Waste water neutralization plant for WTP discharge water

- Storage facility of chemical re-agents

- Acid & alkali storage facility, loading-unloading system, preparation and supply

system

- Alkali, coagulant & other auxiliary chemical mixing facility, filtering system,

preparation and supply

- Dosing system, drainage system, ejector system, compressed air system,

sampling point.

HRSG

- Feed water correction plant


84

- Boiler water correction plant

- Proximate analysis laboratory- process part

- Ammonia & hydrazine storage facility loading-unloading system, preparation &

supply.

- Trisodium phosphate mixing facility, filtering, preparation & supply.

- Drainage system, ejector system, cooling system, dosing system, sampling

point.

ACID CLEANING

- Neutralizing and harmlessing plant for discharge water after acid cleaning/Alkali

boil out of equipment.

- Mixing tank of reagent chemicals for chemical cleaning of equipment

- Chemical cleaning solution storage facility, preparation and supply.

- Acid and alkali for cleaning equipment storage facility, loading-unloading

system, preparation and supply.

- Complete sodium hypo chloride (NaOCL) generation and dosing system.

5. Drawing/diagram of complete HRSG Feed water system showing De-aerator,

Feed water storage tank, BFP with hydraulic coupling, etc.

6. Drawing/diagram of complete HRSG and Steam Turbine steam system

7. Drawing/diagram of GT / HRSG hydraulic operated Diverter damper control system

8. Drawing/diagram of GT and ST lube oil cooling system

9. Drawing/diagram of complete Sampling station (For HRSG Feed water, ST

steam sample testing System)

10. Drawing/diagram of Turbine drain and HRSG drain system.

11. Drawing/diagram of Condenser Ball cleaning system

12. Drawing/diagram of Effluent and Waste water neutralization plant.

13. Drawing/diagram of complete Fuel Gas system Showing Gas Booster Compressors, Fuel gas conditioning skid and Fuel gas inlet to Gas Turbine

14. Drawing/diagram of Condenser air extraction system showing Vacuum pumps,

Steam Jet air ejector

15. Drawing/diagram of auxiliary steam supply system

16. Drawing/diagram of Gland steam/ Steam sealing system

17. Drawing/diagram of Fire water/ Fire Hydrant system

18. Drawing/diagram of potable water system


85

19. Drawing/diagram of GT Control system

20. Drawing/diagram of HRSG and ST Control system (DCS)

21. Generator Capability Curves for Generator. 22. Drawing/diagram of Instrument and Service air system of the CCPP.

23. The following curves, which are necessary, shall be furnished by the Contractor.

- Variation in barometric pressure

- Variation in ambient temperature

- Variation of generator efficiency with Power Factor

- Variation in pressure loss from atmosphere to compressor inlet flange

- Variation in pressure loss from turbine exhaust flange to atmosphere - Mechanical flow diagrams - Heat rate curve - Heat Balance diagrams - Flow diagram of steam, condensate and feed water.

- Inlet temperature Power correction curves - Inlet temperature heat rate correction curves

- Starting and loading curve - Max. Operating limit of GTG, HRSG & STG units - Major Control & Protection system

- Generator capability curve - Generator "V' curves

- Zero Power factor saturation curve - Performance Correction Curves.

- Major piping connection - Turbine, generator and auxiliaries foundations - Control building layout and section - Cooling water supply system layout - Exhaust duct damper drawing - No load saturation curve - Synchronous impedance curve

- Turbine generator unit equipment arrangement - Layout plan of central control room - General arrangement of the switchyard - Foundation, loading and support information - Dimensioned Outline drawing of major equipment offered

- Detail drawings and descriptions providing a complete Understanding of the equipment offered - Other drawings specified in the Specification.


86

SCHEDULE-D

DELIVERY TIME

Time required from Effective

date of contract to shipment,

FOB

(days)


date of contract to arrival of

material at site

(days)


date of contract to Completion

of Installation & commissioning

(days)


date of contract to

Completion of ICO

(days)

1. Gas Turbine Unit and Ancillary -------------------------------------------------------------------------------------- 2. Heat Recovery steam Generating Unit ----------------------------------------------------------------------------------- and Ancillary 3. Steam turbine Unit and Ancillary ----------------------------------------------------------------------------------- 4. Generator and Ancillary -----------------------------------------------------------------------------------

5. Fuel Supply Equipment----------------------------------------------------------------------------------- 6. 230 kV Switchgear,

Equipment --------------------------------------------------------------------------------------- 7. Generator Step-up Transformer ----------------------------------------------------------------------

8. Crane for Major Equipment----------------------------------------------------------------------------

9. Station Electrical Services---------------------------------------------------------------------------


87

SCHEDULE - E

TOOLS AND APPLIANCES The Contractor shall list below all special tools and equipment for operation and maintenance including the following which are included in total Contract Price. No. Description

Q'ty

1.

Bores cope: Videoscope with 3D phase measurement & touch screen: (Manufacturer country: Japan /USA/ England) Detailed specification is as follows: Temperature Range Operational Insertion tube: -200 C to 1500 C body: -200 C to 500 C Storage Complete instrument: -400 C to 700 C Pressure Range Operational Insertion tube: 0.7 to 1.7 bar absolute in air Up to 1.7 bar absolute in water Complete instrument: 0.7 to 1.06 bar absolute in air Storage Complete instrument: .027 to 1.06 bar absolute in air Light Sources and Light Guide Cables: Light Sources: Suitable Light source with high intensity, Power source 220 V, 50 Hz, with variable light intensity. Spare bulb 2 (two) pieces; with 2 (two) spare parts. Light guide cables: 2.2 meters fiber guides 2 (two) pieces. Standard Cleaning Set: The Videoscope set should have Standard Cleaning Set. Industrial Fiberscope: (Manufacturer country: Japan/ USA/ England) Specification: Optical System: Field of view, Direction of view, Depth of Field, Illumination system: 30 0, 600 ,1000 Degree convertible by means of optical adaptor, Forward/side viewing convertible by means of optical adaptor. Insertion Tube: Distal End: Rigid distal end length-25.5 mm

Bending section: Angualar range: UP 1200 , DOWN 1200, RIGHT 1000 , LEFT 1000 Flexible portion (tube): Pliability-Tapered Flex tube. Max outer Dia: 11.3 mm.

Working Length: 2000 mm Total Length: 2250 mm Light Guide cable Length: 2000 mm Photo Documentation: Still Camera with suitable adaptor specially a digital still camera with suitable adaptor is preferred. Additional Equipment:

01No 1 (One) no.


88

No. Description

Q'ty

Camera: Camera with suitable adaptor preferably a digital camera with suitable adaptor. Or a special Digital Camera with suitable adaptor Viewing adaptors: 1.600 viewing adaptor 1 (one) piece. 2.900 viewing adaptor 2 (two) pieces.

Note: The Borescopic set should have other standard accessories like rubber eyecup, objective end protective cap instruction manual (English). The above specification is furnished for reference. The industrial Fibre scope to be supplied for GT unit.

2.

Primary Currency Injection Test Set, Manufacturer country: England, Japan, Germany/Italy/France / USA. Specification: Input: 220/240 V ac, 50 Hz, 7 KVA. Output: 0-1000 A, 0~6 V 0-2000 A, 0~3V.

1 No.

3.

Secondary Current Injection Test Set Manufacturer country: England, Japan, Germany/Italy/France / USA. Specification: Input: 220/240 V ac. 50 Hz, 1.8 KVA.

1 No.

4. Megger Manufacturer Country: England, Japan, Germany/Italy/France/USA Specification: Input: 240 V,50 Hz, 15-10-5-2.5 KV

2 nos.

5.

Digital Multimeter : (For measuring Ohms, DC/AC volt) Manufacturer Country: England, Japan, USA

2 nos.

6. Clip on Ammeter: 0-1000 A Manufacturer Country: England, Japan, USA

2 nos.

7. Special lifting & handling appliances and dismantling & assembling tools for GT and ST unit

1 no.

Note: 1. The Contractor shall attach additional sheets as required. 2. Contractor have to supply all the special tools & appliances before conducting Initial Commercial Operation & Guarantee Test.


89

SCHEDULE-F

Spares & consumables during Warrantee period

The Defect Liability Period shall be twenty four (24) months from the Operational Acceptance of the Facilities. Contractor will provide all spares & consumables whether listed or not in the contract for smooth operation of the plant during Defect Liability Period. During the Defect Liability Period, contractor will also provide normal operation spares & consumables (Lube Oil, Air Filters, Chemicals & others), wear & tear spares, spares required for schedule/ unscheduled maintenance and services required for complete combined cycle power plant & their auxiliaries (with all electrical equipment and control system) except schedule inspections’ spares for GTG & their auxiliaries (Spares for day to day, unscheduled, breakdown & others maintenance shall have to supplied by EPC contractor). In preparation of the list the tenderer have to consider plant factor as 80% and 50 nos. start/stop per year.

If the plant trips/ goes unscheduled shutdown due to the supplied spares & consumables during Defect Liability Period, then Contractor will falls under the Penalty during Defect Liability Period clause mentioned in Appendix 8. Functional Guarantees, Volume 1.

Detail list of Spares & consumables including wear and tear spares for the whole plant during Warrantee period shall have to be submitted by the Tenderer with its tender in the following format: Sl no.

Description of spares/ consumables

Specification Manufacturer’s part no.

Quantity

Note: If any additional Spares, consumables, wear and tear spares are required during warranty period (not included in the above list) shall have to be supplied by the contractor without any additional cost to BPDB.

Note: All spare parts shall be delivered in cases or containers suitable for storing such parts over a period of years without deterioration under the atmospheric conditions existing in Bangladesh. The cases shall remain the property of the Board. Each case or container shall be marked with the appropriate contract details and a list of the parts contained therein with identification references given of the outside of the enclosure. All the Spare Parts shall be available at site before start of testing of the plant, otherwise operation Acceptance certificate/Provisional Acceptance Certificate for the plant shall not be issued.


90

SCHEDULE – G

DEVIATIONS FROM SPECIFICATIONS

The following is a list of deviations from Tender Documents

Clause No.

and

Page No.

Description and Reference to Documents submitted by

Tender

Note : The Tenderer shall attach additional sheets as required


91

SCHEDULE – H

CIVIL AND BUILDING WORKS

The Contractor shall be reminded that this is Turn-key Contract in which he is entirely responsible for every aspect. No additional costs will be considered for any item which the Contractor has overlooked, but which is essential for the proper completion of the project in every respect so that the work fulfil the purpose for which they are required.

If the Board or the Engineer requires minor modifications, additions or omissions to the scope of the Civil Works during the period of construction or maintenance, adjustment to the Contract Price will be made on the basis of the rates entered in the following Schedule. The rates entered shall include all costs and expenses involved in the proper construction of the work, including overheads, profits, supervision, accommodation, insurance, transport, duties, all risks, liabilities or obligations etc but excluding design costs, which are covered by a separate item. The rates will be used to evaluate Board’s or Engineer’s minor modifications, omissions or additions to the works. Rates for any item not included shall be based on those quoted or analogous thereto.

Item Description Unit Rate Taka

1. 2. 3. 4.

Foundation Piling 1) Mobilisation and Demobilisation

(items shall be specified) 2) Form of pile type and capacity stated :

Type : Capacity :

Excavation 1) Excavate to reduce level and remove and deposit

where directed on Site – include for timbering, de-watering, etc (measured net sizes as drawing)

2) Excavate to form pit , base or trench as previously described.

3) Additional excavation beyond net sizes for working space to fix and remove formwork and to backfill

Concrete work Un-reinforced ( grade of concrete shall be specified ) ------------------------------------------------ ------------------------------------------------ ------------------------------------------------ Reinforced Concrete ( grade of concrete shall be specified ) ------------------------------------------------ -----------------------------------------------

linear, m m3

m3

m3

m3 m3 m3

m3

m3


92

5. 6. 7.

----------------------------------------------- Reinforcement 1) 16 mm diameter and upward mild steel bar or round

reinforcement hooked, bent and fixed including and necessary tying wire

2) 12 mm diameter as previously described 3) 10 mm diameter and ditto as previously described 4) Fabric reinforced weighing 4 Kg per square meter,

including fixing 5) Extra over mild steel rates for high tensile

reinforcement (all sizes) Formwork

1) To sides of foundations, bases, etc 2) To sides and soffits of beam 3) To wall

Structural Steelwork (grades of structure shall be specified) --------------------------------------------- ---------------------------------------------

m3

Kg Kg Kg m2 Kg m2

m2

m2

1000x Kg


93

SCHEDULE - I

LIST OF SUBCONTRACTORS

The following is a list of subcontractors the Contractor proposes to employ for supply of materials/ equipment and for transportation, erection and civil works

No. Description of part or equipment making reference to specifications

Manufacturer’s/ Subcontractor’s name and full address

1. Gas Turbine 2. Generator 3. Steam Turbine 4. HRSG 5. Transformer 6. Condenser 7. HRSG Feed Pump 8. CW Pump 9. Distributed Control System (DCS) 10. Control & Protection Equipment 11. Condensate Extraction Pump 12. Condenser Vacuum Pump 13. Gas Booster Compressor 14. Generator Switchgear 15. 230 kV Circuit Breaker 16. 230 kV CT, PT, LA, Isolator, insulators 17. 230 kV CT, PT, LA, Isolator, insulators 18. Air Compressor 19. MV & LV Equipment of Electrical 6.6 kV

Switchgear 415V PC & MCC

20. 220/110/125V Battery & Charger and UPS 21. Lighting 22. Power Cable Control Cable 23. Communication Equipment 24. Fire Protection Equipment 25. River Intake Water Pump 26. Simulator 27. Others (Tenderer shall have to specify) Other Sub contractors 1. Inland Transportation/ carrying

Subcontractor

2. Equipment erection Sub contractor 3. Civil works Sub contractor

Note: The Tenderer shall attach additional sheets as required


94

SCHEDULE - J

DESCRIPTION OF TRAINING PROGRAMME

(1) Overseas Training

The training at the Manufacturer's factory by the Contractor including:

- 30 (Thirty) round trip air fares from Dhaka, Bangladesh to the Manufacturer's factory.

- 63 (Sixty three) person-months of training. - Local transportation, meals, lodging costs etc. and pocket

expenses (Pocket expenses @ US dollar 100 per day per person).

(2) Training at the Site for O & M

The BPDB shall make available, the Contractor the above mentioned personnel

(total 40 nos.) for the purpose of on-the-job training at site during installation,

testing, commissioning and initial operation of the plant for twenty (20) man

month including Pocket expenses @ BDT 1000 per day per person. During

warranty period, it shall be the responsibility of the Contractor to train them

adequately and properly in a planned manner so that these member of the

Board's staff could take over the responsibility of operation and maintenance of

the plant and equipment independently at the time of handing over of such plant

and equipment as well as before issuing of FAC.

Note. Detailed Training Programme (including subject, duration, place of training, training methodology, Trainers’ qualification/ experience) shall have to be mentioned by the Tenderer.


95

SCHEDULE - K

MOBILISATION AND DEMOBILISATION SCHEDULE FOR CONSTRUCTION

EQUIPMENT

The following is the specification, numbers, purpose of use and phasing for the

mobilisation and demobilisation of construction equipment to be used on the Contract.


96

SCHEDULE - L

METHOD OF TRANSPORTATION AND UNLOADING

The following is a description of the Contractor’s method for transportation to Site and

unloading and installation at Site of the equipment for the Works.