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Kawasaki, M7A-03D, 2011, 7.5 MW, 50 Hz, Gas Turbine Power Plant

Description

  1. Overview
    1. Gas turbine, Kawasaki, model M7A-03D (GPB80D).
    2. Type: simple open cycle, single shaft.
    3. Construction: 11-stage axial compressor, 6 can-type combustor, 4-stage axial turbine.
    4. Rev. speed: 13790 rpm.
    5. Fuel: gas fuel (natural gas).
    6. Combustion method: gas fuel DLE.
    7. Starting method: electric start by inverter motor.
    8. Ignition method: electric spark igniter.
    9. Bearing: tilting pad type bearing of white metal.
    10. Lubrication: forced lubrication of ISO VG 46 turbine oil.
    11. Application: constant speed operation for AC generator drive.
  2. Generator Specifications
    1. Alternator: 8489 kVA, 11 kV, 4 pole, 0.9 PF, insulation and temperature class F/F with brushless, self PMG.
    2. Turbine generator set also made by Kawasaki, Japan.
    3. GT model: Kawasaki M7A-03D (GPB80D), type TD80A.
    4. Rated output: 7216 kW at 15 degrees C.
    5. Output voltage: 11 kV.
    6. Current: 446 amps.
    7. Frequency: 50 Hz.
    8. kVA: 8490.
    9. PF: 0.85.
    10. Phase: 3 phase.
    11. Gas turbine: M7A-03D.
    12. Generator: NTAKL-DC.
    13. Serial number: KHI-7617048.
    14. Date of manufacturing: 2011-1.
  3. Gas Turbine Axial Compressor
    1. Type of flow: axial.
    2. Stages: 11.
    3. Pressure ratio: 01:16.
  4. System Equipment
    1. The entire system is equipped with 0.3 micron filter, lube oil cooling system, firefighting system, VFD starting system including HT panels, gear boxes, etc.
    2. Running hours of the generator set: 7819.59 hours only.
  5. Air Compressors and Receiving Tanks
    1. Fixed speed screw air compressor, make: Ingersoll Rand India Ltd, year of manufacturing: 2011.
    2. Air receiving tank, make: Ingersoll Rand India Ltd, pressure: 12.30 kg/sqm.
    3. VFD driven screw air compressor, make: Ingersoll Rand India Ltd.
    4. Air receiving tank, make: Ingersoll Rand India Ltd, pressure: 12.30 kg/sqm.
  6. Cooling Tower and Cooling Water System
    1. Cooling water system includes: cooling tower - FRP type, GTG lube oil coolers and VAM.
    2. Cooling water pump with motor and strainer (1W + 1S).
    3. Piping between cooling tower, gas compressor and lube oil heat exchanger.
    4. Pressure and temperature gauges at the inlet and outlet of cooling tower and VAM.
    5. Structural support for piping.
    6. Cooling tower fan, capacity: 30 kW, make: Kirloskar.
  7. Chillers
    1. Chillers: 2 nos.
    2. Steam operated chiller with the capacity of 250 TR.
    3. Hot water chiller with the capacity of 170 TR.
  8. Heat Recovery Boiler
    1. Capacity: 30T, fuel CNG containing boiler of 16.5 TPH, damper, economizer, de-aerator, 2 nos. chimney (ht. 28.634 m and 28.878 m respectively).
    2. Steam drum / water drum with necessary drum internals / separators.
    3. Evaporators with risers and down corners.
    4. Economizers.
    5. Deaerator with storage tank.
    6. Make up water heater (MUWH).
    7. Deaerator mountings, fittings, etc.
    8. Hot water heat recovery system.