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Westinghouse, W251 B-11, 1996, 48 MW, 50 Hz, with Fuel Barge

Westinghouse, W251 B-11, 1996, 48 MW, 50 Hz, with Fuel Barge

Description

  1. Overview
    1. 48 MW power barge with fuel barge, built in 1996.
    2. Gas power barge designed by Westinghouse (now Siemens) and built by Sabah Shipyards.
    3. Barge has one Westinghouse 251B11 simple cycle gas turbine.
    4. Generator set alone with all associated equipment for simple cycle operation.
    5. Barge is single haul construction, designed and built in accordance with American Bureau of Shipping (ABS) rules.
    6. Operated from March 1997 to June 2004.
    7. 50 Hz frequency (can be converted to 60 Hz).
    8. Barge can be converted to burn HFO.
  2. Power Barge Dimensions
    1. Length (overall): 70.0 meters.
    2. Beam (molded): 14.0 meters.
    3. Depth (at side): 5.0 meters.
    4. Draft (estimated): 4.3 meters.
  3. Fuel Barge Dimensions
    1. Length (overall): 92.0 meters.
    2. Beam (molded): 22.0 meters.
    3. Depth (at side): 5.0 meters.
    4. Draft: 4.3 meters.
  4. Gas Turbine Generator
    1. Turbine skid consisting of Westinghouse "Econopak" (Siemens) W251 B-11 combustion turbine.
    2. Rated at 49,500 kW, ISO base rating.
    3. Pressure combustion ratio: 18.8 lb.
    4. Mass flow: 386.0 lb/sec.
    5. Turbine speed: 5425 rpm.
    6. Exhaust temperature: 957 degrees F.
    7. Heat rate: 11,800.52 BTU/kWh.
    8. Fuel required: diesel.
    9. Electric start motor with auxiliary gear: Westinghouse 1000 hp, frame 4509, 6600/3300 V, 3 phase, 50 Hz, 1486/1481 rpm.
    10. Gear reducer with quill shaft: Lufkin model N3007C, ratio 1.806:1, speed 5418/3000 rpm, application factor 1.43, application power 115,267 hp, unit power 80,460 hp.
    11. Generator: brush type turbogenerator, frame BDAX7-290ER, continuous rating 65,882 kVA, 3000 rpm, 11.5 kV, 3 phase, 50 Hz, power factor 0.85, amps 3307, insulation class rotor/stator F/F, phase connection star, excitation volts/amps 250/1035, spec IEC 34.3, machine number 62034A-IG, year built 1995.
    12. Brushless exciter: frame BXJ40-20, continuous rating, spec IEC 34.3, insulation class F, DC volts/amps 225/1138, field volts/amps 51/7.2, machine number 62034A-1E.
    13. PMG: frame PMX 34-10, 3000 rpm, 1 phase/400 Hz, volts/amps 200/15, machine number 62034A-1P.
    14. Turbine inlet air filter with housing: AAA filter house, AV-6W/L, style code coalescep duravel 90, model number 107-1710409-B, control number 442-025, size 294,000 cfm.
    15. Generator inlet air filter and exhaust air with housing.
    16. Turbine exhaust stack upwards 50 feet.
    17. Lube oil skid with pumps, etc.
    18. Turbine and generator housing with fire protection system.
    19. Distillate fuel divider, manifold.
    20. Fuel treatment module with pump.
    21. Piping connection point with isolation valves from fuel barge to power barge.
    22. Internal piping.
    23. Generator line side and neutral side cubicles.
    24. Lube oil air fin fan cooler.
  5. Control Room
    1. Westinghouse WDPF II turbine control panel.
    2. EP voltage regulator.
    3. Generator protection panel.
    4. DC battery charger, MCC, DC motor starter.
  6. Generator Breaker Panel
    1. Westinghouse type 150 VCP-W750, 15 kV, 3000 amp, 28 kA, 60 Hz.
    2. With PT's section and fused disconnect switch.
  7. Transformer and Other Equipment
    1. Generator GSU transformer: ABB Power Tech, 50/60 MVA, 3 phase, 50 Hz, type TBA-41, ONAN/ONAF, 33 kV to 11 kV, total weight 71,630 kg, impedance 11.5%.
    2. Auxiliary transformers: Virginia oil filled, 750 kVA, 3 phase, 50 Hz, 11,500 V to 400 GRDY/230 V, aluminum winding, 65 degree C rise.
    3. Virginia oil filled, 1,500 kVA, 3 phase, 50 Hz, 11,500 V to 6900 Y/3985, aluminum winding, total weight 14,000 lbs.
    4. Westinghouse Ampgard motor starters.
    5. MCC room with MCC.
    6. Fire pump with motor.
    7. Air compressor: Atlas Copco model ZT45, product number 8972432779, with air receiver.
    8. General ISO phase bus duct.
    9. Emergency diesel generator set: Kohler model 200ROZD, with Baylor generator model G 450 ZST-480, 1700 kW, 2125 kVA, 1500 rpm, 11,500 wye, 3 phase, 50 Hz.
    10. Spare parts/tool room.
    11. Viatec DM water plant.
    12. Office/record room.
    13. Hamworthy Super Trident sewage treatment unit, size ST-2A, G.O. number 47167-03, 1.6 cu.m/day.
  8. Fuel Barge
    1. 7500 DWT fuel storage barge.
    2. Four fuel pumps: Leist Ritz type L3MG 80/160 and two spare pumps.
    3. All interconnecting pipes.
  9. Specifications
    1. Frequency: 50 Hz (convertible to 60 Hz)