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Wartsila, 18V46, 119/105 MW, HFO Power Plant, 7x 18V46 Generating Sets, 50 Hz

Wartsila, 18V46, 119/105 MW, HFO Power Plant, 7x 18V46 Generating Sets, 50 Hz

Description

  1. Overview
    1. Seven 18V46 HFO generating sets
    2. Continuous rating of each D.G. set: 17.023 MW under ISO conditions
    3. Continuous rating of each D.G. set: 15.094 MW at generator terminals under site conditions
    4. Ambient air temperature of 33°C
    5. Altitude 430 m
    6. Charge air coolant temperature of 41°C
  2. Diesel Engine
    1. Number of engines: 7
    2. Model, make and type: 18V46, Wartsila Diesel Oy, Finland
    3. Rated speed: 500 rpm
    4. Exhaust temperature at full load: 328°C
  3. Generator
    1. Output of each generator at site: 20 MVA
    2. Type of cooling: air cooled
    3. Power factor: 0.8 lag
    4. Terminal voltage: 11,000 V
    5. Rated frequency: 50 Hz
    6. Insulation class: F
    7. Type of excitation system: brushless type
  4. Fuel Oil System
    1. Fuel oil storage tanks: 2 of 9000 kL each
    2. Unloading pumps: 3 + 1, 25 m³/hr each
    3. Starting oil storage tanks and handling provided for 1000 m³
    4. Oil separators provided
  5. Cooling System
    1. Make up water pumps provided
    2. Pond/storage reservoir capacity: 1400 m³
    3. Type: lamelled battery type
    4. Number of radiators per engine: 5 pieces
    5. Number of fans per radiator: 4
    6. Fan rating: 7.5 kW
  6. Black Start Facility
    1. Number of D.G. sets: one
    2. Capacity: 500 kW, 415 V
  7. Stack
    1. Number of stacks: two
    2. Number of flues: seven
    3. Height of stacks: 100 m with 4 flues, 90 m with 3 flues
  8. Oil Heating System
    1. Number of heat recovery boilers: 3
    2. Oil fired boiler: one
  9. Electrical Systems
    1. Transformers
      1. Generator transformers: 4, 40 MVA
      2. UAT: 4
    2. Switch Gear
      1. Rated voltage: 11 kV
      2. Interrupting capacity to suit the system fault level
    3. Switch Yard
      1. Voltage: 110 kV
      2. Number of line bays: 3
    4. Technical Limits
      1. Voltage: 110 kV (+5% to -10%)
      2. Frequency: 50 Hz (+3% to -5%)
      3. Power factor: 0.8 lag to 0.9 lead