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Siemens, FTHDD 540/60, 1971, 200MW, 3600 RPM, Hydrogen Cooling

Description

  1. Overview
    1. Siemens steam turbine generators
    2. Year: 1971 and 1973
    3. 180,004 hours / 34.46%
    4. 180,096 hours / 34.73%
    5. Capacity: 200 MW
    6. Maximum continuous generation capacity: 275,000 kWh
    7. Type: Re-heat, recycle, condensing
  2. Steam Turbine Specifications
    1. Main steam temperature: 535
    2. Main steam pressure: 191 kg/cm²
    3. Reheating steam temperature: 442
    4. Reheating steam pressure: 538 kg/cm²
    5. Back pressure: 46.09 mbar
    6. Extraction steps: 7 steps
    7. Turbine steps (HP/IP/LP): 70 steps (19/18/11x3)
    8. Critical speed: 1410, 1920, 2450, 2520, 2570, 3260 rpm
    9. RPM: 3600
  3. Condenser
    1. Siemens, year 1971
    2. Box type, surface condenser
  4. Generator Specifications
    1. Make: Siemens
    2. Year: 1971 and 1973
    3. Model: FTHDD 540/60, hydrogen cooling
    4. Capacity: 275 MVA
    5. Voltage: 21,000 plus/minus 7.5% V
    6. Current: 7560 A
    7. Hz (power factor): 60 (0.8)
    8. Phase: 3
    9. Generator volume: 53 m³
    10. Hydrogen gas pressure: 4 kg/cm²
    11. RPM: 3600
    12. Excitation: Siemens, year 1971/1973, box type, surface condenser, steam: 385.59 m³/h
  5. Exciter Specifications
    1. Make: Siemens
    2. Year: 1971/1973
    3. Type: Indirect exciting type
    4. Capacity: 1910 kVA
    5. Voltage: 400 V
    6. Current: 2600 A
    7. Frequency: 180 Hz
    8. RPM: 3600
    9. Phase: 3
  6. Main Transformers
    1. Make: Hyundai (Korea), year 1997, voltage ratio: 164,000 V / 21,000 V, capacity: 260 MVA
    2. Make: Siemens, year 1971, voltage ratio: 164,000 V / 21,000 V, capacity: 260 MVA
  7. Start Transformer
    1. Make: Siemens, year 1970
    2. Make: Hyundai, year 1999
  8. Control Systems
    1. Turbine control system: make ABB, year 1991
    2. Automatic boiler control system: make ABB, year 1991
    3. Sequence of event recorder (SOE): make Rochester Instrument System (Germany), year 1999
    4. Operator interface system unit (OIS): make ABB, year 2012/2005
  9. Main Equipment Change History (2006-2012)
    1. 2012: Middle pressure turbine control valves changed into new ones; turbine control drive changed
    2. 2008: HP TBN assembly of #3 high pressure turbine
    3. 2008: Control valve all changed into brand-new ones of #3 middle pressure turbine
    4. 2008: Coupling bolts all changed into brand-new ones of #3 turbine
    5. 2008: Fixed wings all changed into brand-new ones of #3 low pressure turbine
    6. 2008: Exciter wheel units changed into brand-new ones
    7. 2008: Turbine main oil pump shaft changed into brand-new ones
    8. 2007: Blades 22 units changed into brand-new ones of #2 middle pressure turbine
    9. 2007: Crossed key 14 units changed into brand-new ones of #2 middle pressure turbine
    10. 2007: Locking strip changed into brand-new ones of #3 middle pressure
    11. 2007: IP TBN rotor blade 402 units changed into brand-new ones of #3 middle pressure
    12. 2006: HP TBN assembly of #2 high pressure turbine
    13. 2006: Control valve change of #2 middle pressure turbine