TT-2177 GAS BASED COMBINED CYCLE POWER PLANT, 116 MW, YEAR 2021

REFERENCE NUMBER: TT-2177 GAS BASED COMBINED CYCLE POWER PLANT, 116 MW, YEAR 2021 GENERAL ELECTRIC GAS TURBINE GAS TURBINE MODEL NUMBER: GE, 6FAG BRIEF INTRODUCTION -THE PROJECT IS A 116 MW COMBINED CYCLE GAS BASED POWER PLANT WHICH IS FULLY ERECTED AND READY FOR COMMISSIONING BY 2013. TECHNICAL DESCRIPTION OF THE PLANT PLANT CONFIGURATION CONFIGURATION: 1GT+ 1HRSG+ 1 ST GAS TURBINE MODEL NUMBER: GE, 6FAG GAS TURBINE OUTPUT AT ISO CONDITIONS: 78.595 MW GAS TURBINE OUTPUT AT SITE CONDITIONS: 71.727 MW HRSG MODEL: UNFIRED GROSS COMBINED CYCLE OUTPUT: 116 MW (AT ISO) GT GROSS LHV HEAT RATE: 10216 KJ/KWH GROSS COMBINED CYCLE HEAT RATE: 6838 KJ/KWH [CONVERSION 1 KJ = 0.239006 KCAL/KWH]: [1634.3 KCAL/KWH] STEAM TURBINE OUTPUT: 37.6 MW LHV GROSS EFFICIENCY: [860 (KCAL REQUIRED TO GENERATE 1 KWH] /1634.3 = 52.65%] PARAMETERS USED FOR PLANT SITE ALTITUDE: 31.5 M SITE PRESSURE: 1013 MBAR AMBIENT DRY-BULB TEMPERATURE: 29°C AMBIENT RELATIVE HUMIDITY: 70 % GRID VOLTAGE: 220 KV GRID FREQUENCY: 50 Hz POWER FACTOR: 0.8 LAGGING, 0.95 LEADING (SUBJECT TO DETAILS FROM VENDOR) FUEL: NATURAL GAS GAS TURBINES: GENERAL ELECTRIC, TYPE 6FAG, AXIAL EXHAUST, GAS TURBINE GENERATORS: BRUSHLESS, 50 Hz, STARTING STATIC FREQUENCY CONVERTER. BY PASS STACK GENERATOR ENCLOSURE: OUTDOOR WITH ACOUSTIC ENCLOSURE COMPRESSOR CLEANING: OFF-LINE COMPRESSOR WATER WASH OPERATING MODE: BASE LOAD HRSH: 2 PRESSURE SYSTEMS. UNFIRED, NATURAL CIRCULATION, OUTDOOR STEAM TURBINE: CONDENSING, DOUBLE FLOW EXHAUST -AXIAL EXHAUST, GENERATOR: STATIC OR BRUSHLESS, 50 Hz, ENCLOSURE: INDOOR MAIN COOLING SYSTEM: CLOSED LOOP COOLING WATER SYSTEM USING AN INDUCED DRAUGHT COOLING TOWER, DEMATERIALISED WATER SYSTEM SWITCHYARD: 220 KV, 50 Hz PLANT CONTROL PHILOSOPHY: AUTOMATIC START-UP & SHUTDOWN, AUTO/MANUAL CONTROL REMOTE DISPATCHING GAS SPECIFICATIONS CONSTITUENT - PERCENT BY VOLUME METHANE (CH4): MINIMUM 85.0: MAXIMUM 100.00 ETHANE (C2H6): MINIMUM 0: MAXIMUM 6.00 PROPANE (C3H8): MINIMUM 0: MAXIMUM 5.00 BUTANE (C3H8): MINIMUM 0: MAXIMUM 3.00 PENTANE (C5H12) AND HIGHER: MINIMUM 0: MAXIMUM 2.00 HYDROGEN SULPHIDE (HS2): MINIMUM 0: MAXIMUM 0 CARBON DIOXIDE (CO2): MINIMUM 0: MAXIMUM 2.00 NITROGEN: MINIMUM 0: MAXIMUM 3.00 OXYGEN (O2): MINIMUM 0: MAXIMUM 1.00 INERT (THE TOTAL COMBINED NITROGEN, OXYGEN, CARBON DIOXIDE AND ANY OTHER INERT COMPOUND): MINIMUM 0: MAXIMUM 5.00 MAJOR EQUIPMENT DETAILS GENERAL ELECTRIC GAS TURBINE SNM STEAM TURBINE TDPS THEMAX HRSG ABB BOILER FEED WATER PUMPS TOSHIBA (VIJAY ELECTRICALS) STEP UP TRANSFORMERS ALSTOM GENERATOR CIRCUIT BREAKER SCHNEIDER ELECTRIC MV SWITCHGEARS GENERAL ELECTRIC GAS COMPRESSORS MIL (KSB)STEAM BYPASS VALVES MATHER & PLATT FIRE PUMPS B&W SPIG COOLING TOWER INGRESSOL RAND AIR COMPRESSOR GRIP ENGINEER PVT LTD CRANE AND HOIST GE (ALSTOM) ISOLATED PHASE BUS TOSHIBA (VIJAY ELECTRICALS) UNIT AUXILIARY TRANSFORMER GE (ALSTOM) DISTRIBUTED CONTROL SYSTEM NIRMAL INSDUSTRIES CONTROLS PVT LTD FUEL GAS SYSTEM QUANTITY: 1