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

Description

  1. Overview
    1. Five sets of 100 mw gas turbine generator sets
    2. Frequency: 60 hz
    3. Fuel: lng
    4. Built in: 1995
    5. Stopped operation: middle of 2013
  2. Gas Turbine Specifications
    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
  3. Starter System
    1. Type: electric motor
    2. Capacity: 1530 kw
    3. Quantity: 1 ea
  4. Combustor
    1. Type: can-annular
    2. Quantity: 14 ea
  5. Compressor
    1. Type: axial flow
    2. Air mass flow: 358 n㎥/min
    3. Inlet temperature: 15 °c
    4. Pressure ratio: 14:01
    5. Outlet pressure: 14.462 kg/㎠
    6. Stages: 19 stage
    7. Outlet temperature: 389 °c
  6. Generator Specifications (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
  7. Exciter (Gas Turbine Generator)
    1. Speed: 3600 rpm
    2. Exciter type: pmg
    3. Rated voltage / current: 325 v / 1006 a
    4. Protection devices: 87g, 59gn, 40, 32, 46, 51v, 60, 25
    5. Neutral grounding: ngr
    6. Bus bar: ipb (3 phases)
    7. Rotation direction: cw (viewed from exciter end)
  8. Supply List
    1. Gas turbine
    2. Generator
    3. Control panel (electric package)
    4. Breaker
    5. Mechanical room equipment
    6. L/c t.r
    7. Steam turbine and generator
  9. Steam Turbine Specifications
    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
  10. Generator Specifications (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
  11. Exciter (Steam Turbine Generator)
    1. Speed: 3600 rpm
    2. Exciter type: rotary rectifier
    3. Rated voltage / current: 284 v / 1,060 a
    4. Protection devices: 87g, 64g, 59f, 40f, 46f, 32, 21g
    5. Neutral grounding: grounding transformer
    6. Bus bar: ipb (3 phase)
  12. Super Heater
    1. Max. operating pressure: 121 kg/44?
    2. Outlet pressure: 91.9 kg/29.5?
    3. Outlet temperature: 484.4 ? /303 ?
  13. 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