01 X All Control Systems Cust Ok Ppt

Wärtsilä Land & Sea Academy – Trieste, Italy

WECS 7000

Release 2.0

Control Systems

Wärtsilä Land & Sea Academy

2Wärtsilä Land & Sea Academy – Trieste, Italy Release 2.0

WECS 7000 Control Systems

General Features PLC WOIS WECS (Refer to WECS presentation) Sensors

We are going to speak about…


WECS 7000 Control Systems Overview

Why Engine Automation?

The added value of engine control systems is to create an environmental friendly, reliable and cost savinghigh loaded engine.



Powerplant



Powerplant overview



Marine



Marine

Carolien / SCH81Main engine : Wärtsilä 12V38 Engine power : 7920 kW



Marine

WECSWECS

Engine systemsEngine

systemsAnalog back-upAnalog back-up

Generator

Gea

r Box

Carolien / SCH81Main engine : Wärtsilä 12V38 Engine power : 7920 kW

Engine



Control systems can be divided in:

WECS Wärtsilä Engine Control System

(with the engine sensors and actuators)

PLC Programmable Logic Controller(with engine and plant system sensorsand actuators)

HMI/WOIS Human Machine InterfaceWärtsilä Operator Interface System(with WECS & PLC indications and controls )



Control systems can be divided in:

Electricity net

PlantPLC

WECS

Engine PLC

Engine systems

WECS

Engine PLC

Engine systems

Plant systems

HMI/WOIS

Our world

The rest of the world



PLC system

Siemens S7-300

Function:

Control of engine systems like fuel system and cooling water system.

power supplypower supply

centralporocessingunit (CPU)

centralporocessingunit (CPU)

interfacemoduleinterfacemodule

signalmodulessignalmodules

functionmodulesfunctionmodules

communicationprocessorcommunicationprocessor

sensors andactuators



Engine PLC

Functions with WECS 8000

Control of magnetic valves of gas-train Communication with WECS 8000 Communication with HMI and general systems Generates start and stop signals Control of exhaust-gas ventilation systems Control of engine cooling systems Control of preheating pre-lubrication and pumps Generator temperature protection Generator protection control Control of breakers Speed control during synchronization Control of measured values


WECS 7000

Functions general/plant PLC

Control of main breakers Control of measured values Automatic plant control Control of general appendages

starting and control air systems clean and waste lubrication oil pumps ventilation

Interface between plant and higher level control ethernet modem internet

Control Systems Overview

Engine PLC



Engine PLC

Functions:

Control panel for operator Log functions for control and failures Trending History trending and archiving Remote control and monitoring



WOIS overview automation system



Plant overview on WOIS



Propulsion Plant Overview



Overview electrical system



Genset control



Display Layout

Main DisplaysMain Displays Plant/Propulsion OverviewPlant/Propulsion Overview Alarm / Event ListsAlarm / Event Lists Instant ReportInstant Report Historical TrendsHistorical Trends

Process DisplaysProcess Displays GensetGenset # (+ auxiliaries)# (+ auxiliaries) Common (propulsion, Common (propulsion,

auxiliaries)auxiliaries)

PopPop--up Windowsup Windows Object orientedObject oriented Measurement InfoMeasurement Info Level/Status infoLevel/Status info Can be movedCan be moved



Main Displays

UnacknowlegdedUnacknowlegded alarmsalarms AcknowlegdedAcknowlegded alarmsalarms UnacknowlegdedUnacknowlegded and returned to normal alarmsand returned to normal alarms

Common / Genset_# Alarm group acknowledgement of alarms can performed

Access to the Event List



Main Displays

Back to the Process displays



Main Displays

Ctrl+T Historical Trends


WECS 7000 WECS sensors

WECS sensors

Magnetic Pick-ups Proximity switches Temperature sensors

Thermocouple PT100 Thermistor

4-20 mA sensors Ratiometric sensors Knock sensors

Overview on sensors system



WECS 7000 speed sensor flywheel



WECS sensors - thermocouples



Thermistor principle & graphic

0

5000

10000

15000

20000

25000

30000

35000

0 20 40 60 80 100 120 140 160

T in Celsius

25º/10kΩ

Note:Do not measure a thermistor with an analog multimeter



Thermistors



Example graphic ratiometric sensor

The ratio between (f.e.) pressure and voltage

0

0,5

1

2

3

4

5

0 2 4 6 8 10 12 14 16P (bar)

Vol

t

4,5

Sensor failure

Sensor failure

Wärtsilä Land & Sea Academy – Trieste, Italy

WECS 7000

Release 2.0

Control Systems

Thank you!

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01 X All Control Systems Cust Ok Ppt