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Westinghouse, W501D5, 1995, Combined Gas Power Plant, 100MW x 5 Sets, 60Hz, LNG Fuel

Description

  1. Overview
    1. Combined gas power plant consisting of 100mw x 5 gas turbine generator sets and 150mw x 2 steam turbine generator sets
    2. Frequency: 60 hz
    3. Fuel: lng
    4. Built in: 1995
    5. Stopped operation: middle of 2013
  2. Gas Turbine Generator Set
    1. Manufacturer: westinghouse
    2. Model name: w501d5
    3. Type: axial flow
    4. Power output: 100,000 kw (100 mw)
    5. Stages: 4 stage
    6. Inlet temperature: 1093 °c
    7. Exhaust temperature: 530 °c
    8. Exhaust flow: 1,313,272 kg/h
    9. Tac temperature: 15 °c
    10. Speed governor: dehc
    11. Starter system type: electric motor
    12. Starter system capacity: 1530 kw
    13. Combustor type: can-annular
    14. Combustor quantity: 14 ea
    15. Compressor type: axial flow
    16. Compressor air mass flow: 358 n㎥/min
    17. Compressor inlet temperature: 15 °c
    18. Compressor pressure ratio: 14:01
    19. Compressor outlet pressure: 14.462 kg/㎠
    20. Compressor stages: 19 stage
    21. Compressor outlet temperature: 389 °c
  3. Generator (Gas Turbine)
    1. Manufacturer: westinghouse (siemens)
    2. Type: oac (open-air-cooled)
    3. Rated power: 129 (143) mw (mva)
    4. Power factor / short-circuit ratio: 90% / 0.695
    5. Frequency: 60 hz / 2 pole
    6. Speed: 3600 rpm
    7. Rated voltage / current: 13.8 kv / 5731 a
    8. Insulation class: f
    9. Exciter speed: 3600 rpm
    10. Exciter type: pmg
    11. Exciter rated voltage / current: 325 v / 1006 a
    12. Protection devices: 87g, 59gn, 40, 32, 46, 51v, 60, 25
    13. Neutral grounding: ngr
    14. Bus bar: ipb (3 phases)
    15. Rotation direction: cw (viewed from exciter end)
  4. Operation Period (Gas Turbines)
    1. Gas turbine #2: 37,013 hours (1996.1 ~ 2013.6)
    2. Gas turbine #3: 39,800 hours (1996.1 ~ 2013.6)
    3. Gas turbine #4: 41,541 hours (1996.7 ~ 2013.6)
    4. Gas turbine #5: 41,819 hours (1996.7 ~ 2013.6)
    5. Gas turbine #6: 40,524 hours (1996.7 ~ 2013.6)
  5. Operation Hours From Overhaul to Stop (Gas Turbines)
    1. Gas turbine #2: 16,611 hours
    2. Gas turbine #3: 17,098 hours
    3. Gas turbine #4: 15,686 hours
    4. Gas turbine #5: 17,978 hours
    5. Gas turbine #6: 16,921 hours
  6. Supply List (Per Gas Turbine Set)
    1. Gas turbine
    2. Generator
    3. Control panel (electric package)
    4. Breaker
    5. Mechanical room equipment
    6. L/c t.r
  7. Steam Turbine & Generator
    1. Manufacturer: hitachi (japan)
    2. Year: 1971
    3. Overhaul year: 1997
    4. Type: tcdf reheat condensing 23
    5. Power output: 150,000 kw
    6. Rotor speed: 3,600 rpm
    7. Number of stages: hp 6 / ip 7 / lp 5
    8. Main steam pressure: 100.1 kg/
    9. Main steam inlet temperature: 498.2
    10. Reheat steam inlet pressure: 34.4 kg/
    11. Reheat steam inlet temperature: 353.9
    12. Reheat steam outlet pressure: 31.7 kg/
    13. Reheat steam outlet temperature: 501.5
    14. Exhaust pressure: 38 mmhg(a)
    15. Speed governor: electro-hydraulic governor
  8. Generator (Steam Turbine)
    1. Manufacturer: hitachi (japan)
    2. Year: 1971
    3. Type: tflh
    4. Rated power: 150 mw (mva)
    5. Power factor: 85% / 0.58
    6. Frequency: 60 hz / 2 pole
    7. Speed: 3600 rpm
    8. Rated voltage / current: 17 kv / 6,521 a
    9. Insulation class: b
    10. Exciter speed: 3600 rpm
    11. Exciter type: rotary rectifier
    12. Exciter rated voltage / current: 284 v / 1,060 a
    13. Protection devices: 87g, 64g, 59f, 40f, 46f, 32, 21g
    14. Neutral grounding: grounding transformer
    15. Bus bar: ipb (3 phase)
  9. Super Heater
    1. Max. operating pressure: 121 kg/44?
    2. Outlet pressure: 91.9 kg/29.5?
    3. Outlet temperature: 484.4 ? /303 ?
  10. Re-Heater
    1. Max. operating pressure: 44 kg/?
    2. Max. operating temperature: 523.9 ?
    3. Outlet pressure: 29.5 kg/?
    4. Re-heat steam flow: 137.7 ton/h
  11. Operation Hours (Steam Turbines)
    1. Steam turbine #1: 34,998 hours (1997.7 ~ 2013.6)
    2. Steam turbine #2: 37,723 hours (1997.7 ~ 2013.6)