OPERATION GUIDE GT MS5001

GE Energy Products – Europe Rev. : A Page : 1/5

OPERATION AND MAINTENANCE GUIDE

OPERATION GUIDE 3.2.2.

START-UP 1. Initial conditions In the following example (typical), the unit is provided with an automatic synchrodevice. The machine is in the cooldown mode and the hydraulic ratchet is in automatic operation every 3 minutes. All is ready for a future start-up. The start-up sequence will be made in automatic mode. All devices are in good condition, the water, oil, fuel levels are within the limits, the battery is charged, the oil temperature above 10°C. There is no alarm on the CRT. All electric motors are ready to start on automatic order (isolators closed), the control circuits supplied, the turbine shaft at rest.

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Ge3-2-2 diesel gas fuel.DOC

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Date: 03/09

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OPERATION AND MAINTENANCE GUIDE

OPERATION GUIDE 2.Start-up (typical sequence with diesel starting mean and gas fuel) TURBINE IN STANDBY AUTO SELECTED START ORDER LUBE OIL PUMP STARS : 88QA

RATCHETTING : 88 HR

OIL PRESSURE: 63QT

CLUTCH ENGAGES

20 DV ENERGIZED

20 CS ENERGIZED

PROT.SYSTEM SETS L4 20 FG ENERGIZED

DIESEL STARTER MOTOR (88DS) 5 SEC

DIESEL AT IDLE SPEED TIME DELAY 2 MIN DIESEL FULL SPEED DIESEL MEDIUM SPEED

TURBINE BREAKAWAY 14HR SHAFT ROTATION

RATCHET STOPS

TNH + 18% SPEED : 14HM

TRIP. OIL PRESSURE: 63HG

FIN FAN COOLER STARTS

TURBINE VENT TIMER

COMPT. COOLING FAN STARTS : 88 BT

IGNITION SPARK PLUGS 95 SP

SRV OPENING PERMISSIVE

FSR STARTUP

20 TV ENERGIZED HYD. OIL PRESSURE: 63HQ GENERATOR FIELD FLASHING

GCV FLOW CONTROL

SRV PRESSURE CONTROL FLAME DETECTION : 28FD WARM-UP 1 MIN

(A)

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Ge3-2-2 diesel gas fuel.DOC

Revision: A

Date: 03/09

GE Energy Products – Europe Rev. : A Page : 3/5

OPERATION AND MAINTENANCE GUIDE

OPERATION GUIDE (A) DIESEL FULL SPEED

FSR INCREASE

SPEED INCREASES TNH = 50% 14 HA ACCELERATION CONTROL

TNH = 65% SPEED CLUTCH OPENS TNH AROUND 80% SPD IGV OPEN FROM 34° TO 57°

DIESEL IDLES

TNH=96,4% SPEED : 14HS

TIME DELAY 5 MIN

EXHAUST FRAME COOLING FAN STARTS : 88 TK1

AUX. LUBE OIL PUMP STOPS (88 QA)

DIESEL STOPS

10 SEC LATER 88 TK2 STARTS

SPEED CONTROL FULL SPEED NO LOAD SYNCHRONIZING SELECTOR ON AUTO

SYNCHR. PERMISSIVE

BLEED VALVES CLOSE : 20CB

GENERATOR BREAKER CLOSES 52G POWER GENERATION

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Ge3-2-2 diesel gas fuel.DOC

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Date: 03/09

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OPERATION AND MAINTENANCE GUIDE

OPERATION GUIDE 3. Shutdown (typical sequence with diesel starting mean and gas fuel) BASE LOAD TURBINE GAS FUEL STOP ORDER TNR DECREASES LOAD DECREASES REVERSE POWER DETECTED BREAKER OPENS (52G) FSR SET AT MINI FSR 14 HS SPEED LEVEL DECREASING EXHAUST FRAME FAN STOPS (88 TK1)

COMPRESSOR BLEED VALVES OPEN (20 CB)

10 SEC LATER (88 TK2) STOPS

GT AMBIENT TEMP. CORRECTED SPEED DECREASES

LUBE OIL PUMP STARTS 88QA

IGV CLOSE FROM 57 TO 34 DEG 14 HA SPEED LEVEL MASTER PROTECTIVE "4" DROPS OUT

LOSS OF FLAME DETECTED IF REDUCING GEAR COMPT. TEMP. LOW REDUCING GEAR FAN. MOTOR. STOPS (88VG) TURBINE COOLING AIR FAN MOTOR STOPS 88BT

(14HM) SPEED LEVEL DECREASING

GAS FUEL VENT SOLENOID DEENERGISED (20VG)

IF WHEELSPACE TEMP. LOM DETECTED L69 TWW

(14 HR) SPEED LEVEL DETECTED

GAS FUEL STOP VALVE DEENERGISES (20FG)

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Ge3-2-2 diesel gas fuel.DOC

Revision: A

Date: 03/09

GE Energy Products – Europe Rev. : A Page : 5/5

OPERATION AND MAINTENANCE GUIDE

OPERATION GUIDE

(A) CLUTCH SOLENOID VALVE ENERGIZED (20CS)

HYDRAULIC RATCHET PUMP MOTOR STARTS (88HR)

IGV SOLENOID VALVE DEENERGIZED 20TV

COOLDOWN TIMER (62 CD) STOP ORDER

LUBE OIL PUMP STOPS (88QA)

WATER PUMP STOPS (88WC)

TURBINE STOPS

TURBINE IN STAND-BY

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Ge3-2-2 diesel gas fuel.DOC

Revision: A

Date: 03/09