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General Electric, 6F-AG, 2021, 116 MW Gas Based Combined Cycle Power Plant

General Electric, 6F-AG, 2021, 116 MW Gas Based Combined Cycle Power Plant Sold

Description

  1. Overview
    1. General electric gas turbine, model ge 6f-ag.
    2. Part of a 116 mw combined cycle gas-based power plant, fully erected and ready for commissioning by 2013.
  2. Plant Configuration
    1. Configuration: 1 gt + 1 hrsg + 1 st.
    2. Gas turbine model number: ge 6f-ag.
    3. Gas turbine output at iso conditions: 78.595 mw.
    4. Gas turbine output at site conditions: 71.727 mw.
    5. Hrsg model: unfired.
    6. Gross combined cycle output: 116 mw (at iso).
    7. Gt gross lhv heat rate: 10216 kj/kwh.
    8. Gross combined cycle heat rate: 6838 kj/kwh (1634.3 kcal/kwh).
    9. Steam turbine output: 37.6 mw.
    10. Lhv gross efficiency: 52.65%.
  3. Site Parameters
    1. Site altitude: 31.5 m.
    2. Site pressure: 1013 mbar.
    3. Ambient dry-bulb temperature: 29°c.
    4. Ambient relative humidity: 70%.
    5. Grid voltage: 220 kv.
    6. Grid frequency: 50 hz.
    7. Power factor: 0.8 lagging, 0.95 leading (subject to details from vendor).
    8. Fuel: natural gas.
  4. Gas Turbine Specifications
    1. General electric, type 6f-ag, axial exhaust.
    2. Gas turbine generators: brushless, 50 hz, starting static frequency converter.
    3. By pass stack generator enclosure: outdoor with acoustic enclosure.
    4. Compressor cleaning: off-line compressor water wash.
    5. Operating mode: base load.
  5. Hrsg Specifications
    1. 2 pressure systems, unfired, natural circulation, outdoor.
  6. Steam Turbine Specifications
    1. Condensing, double flow exhaust, axial exhaust.
    2. Generator: static or brushless, 50 hz.
    3. Enclosure: indoor.
  7. Cooling System
    1. Main cooling system: closed loop cooling water system using an induced draught cooling tower, demineralised water system.
  8. Switchyard
    1. 220 kv, 50 hz.
  9. Plant Control Philosophy
    1. Automatic start-up and shutdown, auto/manual control, remote dispatching.
  10. Gas Specifications
    1. Methane (ch4): minimum 85.0%, maximum 100.00%.
    2. Ethane (c2h6): minimum 0%, maximum 6.00%.
    3. Propane (c3h8): minimum 0%, maximum 5.00%.
    4. Butane (c3h8): minimum 0%, maximum 3.00%.
    5. Pentane (c5h12) and higher: minimum 0%, maximum 2.00%.
    6. Hydrogen sulphide (h2s): minimum 0%, maximum 0%.
    7. Carbon dioxide (co2): minimum 0%, maximum 2.00%.
    8. Nitrogen: minimum 0%, maximum 3.00%.
    9. Oxygen (o2): minimum 0%, maximum 1.00%.
    10. Inert (total combined nitrogen, oxygen, carbon dioxide and any other inert compound): minimum 0%, maximum 5.00%.
  11. Major Equipment
    1. General electric gas turbine.
    2. Snm steam turbine.
    3. Tdps.
    4. Themax hrsg.
    5. Abb boiler feed water pumps.
    6. Toshiba (vijay electricals) step up transformers.
    7. Alstom generator circuit breaker.
    8. Schneider electric mv switchgears.
    9. General electric gas compressors.
    10. Mil (ksb) steam bypass valves.
    11. Mather & platt fire pumps.
    12. B&w spig cooling tower.
    13. Ingersoll rand air compressor.
    14. Grip engineer pvt ltd crane and hoist.
    15. Ge (alstom) isolated phase bus.
    16. Toshiba (vijay electricals) unit auxiliary transformer.
    17. Ge (alstom) distributed control system.
    18. Nirmal industries controls pvt ltd fuel gas system.