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Energy Statistics -Power Generation of IPGCL - PPCL

By – Aditi Jain

PROJECT 2014

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About The CompanyCONFIGURATION ( Pragati Power Station

– 1)

Gas Turbines 2 x1 04 MW (open cycle) + Steam Turbine of 1 x 122MW (combined cycle) = 330 MWCONSTRUCTED ON ASH FILLED AREA OF 17 ACRES

SEWAGE TREATED WATER FROM STPs BEING USED – NO WATER FROM RIVER YAMUNA IS USED.

ENVIRONMENT FRIENDLY DRY LOW NOx BURNER TECHNOLOGY ADOPTED TO CONTROL NOx LEVEL WITHIN ENVOIRNMENTAL LIMITS OF LESS THAN 35 PPM.

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STATIONRajghat Power House

I.P. Gas Turbine Power Station

Pragati-I Combined Cycle

Gas Power Station

Pragati-III Combined Cycle Gas

Power Project, Bawana

Capacity (MW) 135 270 330 1500 (N)

Units (MW) 2x67.5

6 x 30 (GTs)+

3 x 30 (STGs)

2 x 104 (GT*s)+

1 x 122 (STG*)

4 x 250 (GTs)+

2 x 250 (STGs)

Commissioning 1989-90

1985-86 (GTs)

+1995-96 (STGs)

2002-03

Synchronized on –GT-1: 11th Oct.,

2010GT-2: 09th Feb.,

2011STG-1: 03rd Oct.,

2011

Water River Yamuna

River Yamuna

Treated water From Sen Nursing

Home & Delhi Gate STPs

Treated water From Rithala STP*(GTs : Gas turbines ; STG : Steam Gas Turbine ; STP : Sewage

Treatment Plant )

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KEY TERMS RELATED TO POWER

GENERATIONGross GenerationPlant Load Factor

Availability FactorMachine Availability FactorPlant Heat Rate

Auxiliary Power Consumption

Special Gas Consumption

Back Down

Total Partial Loading

DM Makeup

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ANNUAL TARGET (PPS-1)Sr. No. Performance

parameters UnitsDERC*

Targets FY 2013-14

Internal Targets FY 2013-14

1 Gross Generation MU 2457.2 2600

2 Availability based on DC % 85 90

3 Plant Load Factor % 85 90

4 Forced Outages % - < 0.77

5 Planned Outages % - 5.73

6 Heat Rate(CC) Kcal / Kwh 2000 1975

7 Heat Rate(OC) Kcal / Kwh 2900 2900

8 Aux. power consumption % 3 2.5

9 DM Consumption % - 0.5 *Delhi Electricity Board Regulatory Commission (DERC)

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Comparison of O&M Performance up to : Jan ’ 2014

Sr. No. Performance parameters Units

Actual Performance

up to Jan’2013

Actual Performance

up to Jan’2014

Annual Gross Generation at Rated Capacity (330 MW) =2890.80 MU

1 Availability based on DC % 89.66 91.66

2 Gross Generation MU 2101.708 2032.1533 Plant Load Factor % 86.72 83.854 Forced Outages % 0.52 2.245 Planned Outages % 2.58 0.666 Heat Rate (CC) Kcal / Kwh 1992.91 1988.687 Aux power cons. % 2.63 2.858 DM Consumption % 0.67 0.879 Back Down % 2.90 7.81

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OVERVIEW OF STATION PERFORMANCE (TREND)

Description Unit2002-03 2003-04 2004-05 2005-06 2006-07 2007-08 2008-09 2009-10 2010-11 2011-12 2012-13 2013-14

Till Date

Gross Gen. MU 825.25 2406.3 2551.6 2299.1 2254.6 2366.7 2401.3 2452.940 2335.649 2560.018 2508.287 2032.153

Plant Load Factor % 65.37 83.01 88.27 79.53 77.99 81.65 83.07 84.85 80.80 88.32 86.77% 83.85%

Availability Factor on bar % -- 91.29 92.3 92 86.12 92.94 91.09 93.28 90.94 96.18 96.46 96.41

Machine A.V.F % 75.5 91.73 95.05 94.05 90.17 93.23 91.64 94.12 91.43 97.66 97.12 97.10

Total Partial Loading(back

down+freq,Etc) % -- -- 6.76 8.44 8.91 8.17 7.61 7.15 11.34 8.02 9.65 12.68

DM Makeup % -- -- -- -- -- 1.23 1.11 1.13 1.05 0.99 0.73 0.87

Plant Heat Rate Kcal/Kwh -- 1997.5 1956.5 2019.1 2073.6 2002.1 2029.1 1997.82 2036.75 2017.29 2008.05 1999.14

Aux Power Cons. % 5.68 9.79 3.95 3.14 2.85 2.84 2.8 2.85 2.80 2.62 2.62 2.85

Sp. Gas cons.SCM/Kwh 0.327 0.219 0.212 0.218 0.212 0.214 0.215 0.215 0.220 0.213 0.209 0.208

Back down MU  -- --  -- 118.1 107.09 89.833 78.035 30.13 161.616 126.502 107.457 189.415

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2002-03 2003-04 2004-05 2005-06 2006-07 2007-08 2008-09 2009-10 2010-11 2011-12 2012-13 2013-14 Till Date

0

500

1000

1500

2000

2500

3000

825.245

2406.3062551.643

2299.087 2254.6262366.737 2401.336 2452.94

2335.649

2560.018 2508.2872425.352

65.37 83.01 88.27 79.53 77.99 81.65 83.07 84.85 80.8 88.320.8676791891517920.8389898989898990

91.29 92.3 92 86.12 92.94 91.09 93.28 90.94 96.1896.459562404870696.487595129376

Gross Gen. MU Plant Load Factor % Availability Factor on bar %

Gross Generation is highly correlated to PLF and AVF

2002-03 2003-04 2004-05 2005-06 2006-07 2007-08 2008-09 2009-10 2010-11 2011-12 2012-13 2013-14 Till Date

Gross Gen. MU 825.245 2406.306 2551.643 2299.087 2254.626

2366.737 2401.336 2452.940 2335.649 2560.018 2508.287 2425.352

PLF % 65.37 83.01 88.27 79.53 77.99 81.65 83.07 84.85 80.80 88.32 86.77% 83.90%

AVF % -- 91.29 92.3 92 86.12 92.94 91.09 93.28 90.94 96.18 96.46 96.49

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Availability (DC) Vs PLF (%)

2007-08 2008-09 2009-10 2010-11 2011-12 2012-13 2013-14 74

76

78

80

82

84

86

88

90

92

94

84.08

85.41 85.586.32

92.61

90.5 92.62

81.65

83.07

84.85

80.8

88.32

86.77

83.9PAF -DC(%)PLF (%)

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Generation v/s Back Down (MU )

2007-08 2008-09 2009-10 2010-11 2011-12 2012-13 2013-140

500

1000

1500

2000

2500

3000

2366.737 2401.336 2452.942335.64899999999

2560.0182508.28699999999

2425.352

2652.712559.472

2483.07 2497.26499999999

2686.092 2615.834

2677.586

89.096 78.035 30.13161.616 126.502 107.547

252.16

Actual Gen (MU)Deemed Gen (MU)Back Down (MU)

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AUXILIARY POWER CONSUMPTION (%)

2007-08 2008-09 2009-10 2010-11 2011-12 2012-13 2013-14 2.45

2.5

2.55

2.6

2.65

2.7

2.75

2.8

2.85

2.9

2.95

2.852.84

2.85

2.9

2.622.63

2.83

Aux. Power Cons (%)

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Heat rate (Kcal/Kwh)

2007-08 2008-09 2009-10 2010-11 2011-12 2012-13 2013-14 1900

1920

1940

1960

1980

2000

2020

2000 2000 2000 2000 2000 2000 2000

1941 1941 1941 1941 1941 1941 1941

1973

1967

1984

2004

1985

19931990

HR-DERCHR-DESIGNHR CC

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BEST PERFORMANCEFINANCIAL YEAR 2011- 2012

Gross Generation - 2560 MUActual PLF - 88.32%Availability - 97.66%Aux. Power Consumption -2.62%

Plant Position in CountryPragati Power Station is 3rd Best Station in country during Financial Year 2011-12

During Current FY 2013-14At No 1- KARAIKAL CCPP* (PLF 90.98%) (*combined cycle power plant)At No 2- AGARTALA GT (PLF 87.22%)At No 3- PRAGATI CCPP (PLF 83.90 %)

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ENVIRONMENT FRIENDLY INITIATIVES

Planted 3000 trees around the Power Station to improve the Environment

No river/ ground water used for power generation. Only Sewage treated water is used

Dry Low NOx burners installed to control Nox level.

*( NOx : Nitrogen oxides )

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LEARNING …..

Types Of Power Stations and techniques of generating electricity.

Factors Affecting Power Generation.

Observing and maintaining large data sets on daily basis.

Growing Sector In India contributing in Country’s Development.

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THANK YOU