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Wartsila, 18V32E, 1997, 6 MW, 11000V, 50Hz, HFO Fired Generator Set

Wartsila, 18V32E, 1997, 6 MW, 11000V, 50Hz, HFO Fired Generator Set

Description

  1. Overview
    1. Hfo generator set used for 1166 hours after major overhauling.
    2. Engine brand: Wartsila.
    3. Engine model: 7612.
    4. Engine type: 18V32E.
    5. Year of commissioning: 1997.
    6. Capacity: 6 MW.
    7. Speed: 750 rpm.
    8. Total running hours: 52841 hours.
  2. Engine Details
    1. Brand: Wartsila.
    2. Model: 7612.
    3. Type: 18V32E.
    4. Year of commissioning: 1997.
    5. Capacity: 6 MW.
    6. Speed: 750 rpm.
    7. No. of running hours: 52560 hrs.
  3. Alternator Details
    1. Year of make: 1996.
    2. Make: ABB.
    3. Model: 4552971.
    4. Frame: HSG 900 X S8.
    5. Rating: 7500 kVA.
    6. Speed: 750 rpm.
    7. Volts: 11000 V.
    8. Amperes: 393 A.
    9. Frequency: 50 Hz.
    10. Connection: star.
    11. Insulation: class F.
    12. Ambient temp.: 50 deg C.
    13. Excitation: 90 volt (DC), 8.9 amp (DC).
    14. Direction of rotation: anti-clockwise, when looking from driven end.
    15. Rating: continuous.
  4. Condition and Maintenance
    1. The 6 MW set and its auxiliary equipment are being maintained as per OEM recommendations.
    2. Major overhauling was done in 2005 at 51675 hours.
    3. Running hours after major overhauling: 1166.
    4. Trial not possible since cooling tower damaged.
    5. Last trial taken in November 2010.
  5. Scope of Supply
    1. Engine complete with common base frame and working platform.
    2. Generator complete (ABB make).
    3. Fuel oil separator without skid, heater, feed pump and piping - Alfa Laval MOPX 207 - 1 no.
    4. Lube oil separator complete with skid (Alfa Laval MOPX 207) - 1 no.
    5. Booster skid contains 2 pumps with motors, filter, de aeration tank and heater unit.
    6. Pre lube pump with motor.
    7. H.T water preheater skid containing pump with motor and heater unit.
    8. Plate heat exchangers - 3 nos. (for lube oil, HT water and LT water).
    9. Silencer unit.
    10. Stack.
    11. Expansion water tank.
    12. Ventilation fans with motors - 4 nos.
    13. Charge air oil bath filter unit, needs reconditioning.
    14. NTC skid contains one pump with motor, heater unit and 300 liters oil tank.
    15. Feeder skid contains 2 pumps with motors.
    16. Maintenance water tank with pump and motor.
    17. 2 nos. of water pumps and motors for room ventilation system.
    18. Tank mounted return fuel pump with motor and heater unit.
    19. Cooling tower fan drive gearbox connected shaft and motor - 2 nos. of pumps with motors.
    20. 1000 liters capacity air bottle.
    21. All interconnecting piping for lube, air, water and fuel systems.
    22. Air ducting connected from filters to turbo charger and exhaust ducting connected from stack to turbo charger.
    23. Engine operating manuals - 1 set.
    24. Integrated control panel (ABB make).
    25. Local control panels - 5 nos. (engine control, booster, NTC, feeder and R/F system panel).
    26. NGR isolator.
  6. Common Items
    1. 160 KL HFO storage tank - 1 no.
    2. 16 KL H.S.D storage tank - 1 no.
    3. Transfer skid with 2 pumps and motor, connected piping between storage tank and transfer unit with LCP - 1 set.
  7. Exclusions
    1. Buildings and civil structures of both engines.
    2. H.T and L.T electrical equipment connected cables of DG set.
    3. PLC and connected relays mounted in 6MW set control panel.
    4. Stand by pump unit with motor of 6MW set NTC system.