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Siemens, 36MW Coal Fired Power Plant, 36MW, 149 Bar, 530°C

Siemens, 36MW Coal Fired Power Plant, 36MW, 149 Bar, 530°C

Description

  1. Overview
    1. 31 MW steam turbine
    2. 5 MW back pressure steam turbine renewed by Siemens in 2009
    3. 14.3 MW back up steam turbine (90 t/hr)
    4. Back up boiler double fired with 40 t/hr (27 MW thermal input)
    5. Boiler 6
    6. Boiler 5
    7. Boiler 1
    8. Flue gas cleaning boiler 6
    9. Off-site facilities
    10. Turbine 6
    11. Turbine 5
    12. Turbine 3
    13. Plant feed-in
    14. Structure of the power plant control system
  2. 31 MW Steam Turbine
    1. Brand: TGM Kanis
    2. Type: CTE 50
    3. Max power: 31072 kW
    4. 5440 revolutions per minute
  3. 5 MW Back Pressure Steam Turbine
    1. Renewed by Siemens in 2009
  4. 14.3 MW Back Up Steam Turbine
    1. Type: Controlled extraction condensing turbine
    2. Brand: BBC (Siemens service)
    3. Output: 14.3 MW
    4. Steam data nominal: 72 bar/520°C
    5. Steam data max: 79 bar/520°C
    6. Speed HP: 8000 rpm
    7. Speed LP: 3000 rpm
    8. Controlled extraction 1.5 bar (2.5 bar/150°C)
    9. Year: 1962
  5. Generator
    1. 190000 kVA
    2. Brand: BBC (Siemens service)
    3. Speed: 3000 rpm
    4. Voltage: 6000 V/50 Hz
    5. Current 1740 A
  6. Main Gear
    1. Type: DSF36X
    2. Brand: BHS
    3. One new spare gear available
  7. Back Up Boiler Double Fired With 40 T/Hr
    1. 27 MW thermal input
    2. Brand: VKK packaged boiler
    3. Year: 2004
    4. Fired LFO for heat
    5. 18 bar, 350°C with superheater
    6. Hel combustion
    7. 300,000 L storage capacity
  8. Boiler 6
    1. Year of construction 1982
    2. Sulzer entering boiler pulverized coal with grate
    3. 100 MW rated thermal input, 120 t steam generator
    4. Fresh steam parameters: 149 bar, 530°C with intermediate superheating refurbishment
    5. 2006: Installation of low NOx distillers, Steinmüller engineering
    6. 2007: Automatisation of the boiler control into PCS7, INP/KRIKO
    7. 2007: New inducted draft Balacke Dürr
    8. 2009: New HZÜ conducting
    9. 2009: New 6 bar, 18 bar and 72 bar distributor with new controls and instruments and pressure reducing stations
    10. 2011: New feed-water pump, electrically with FU (ABB 6 kV)
  9. Boiler 5
    1. Year of construction 1970
    2. Reserve boiler
    3. Steinmüller
    4. HS – heavy fuel oil boiler
    5. 74 MW rated thermal input, 90 t steam generator
    6. Fresh steam parameters: 72 bar, 525°C
    7. Operating permit runs out at the end of 2012
  10. Boiler 1
    1. Year of construction 2000
    2. Reserve boiler
    3. VKK packaged boiler
    4. Large space-water boiler
    5. Hel combustion
    6. 27 MW rated thermal input, 40 t steam generator
    7. Fresh steam parameters: 18 bar, 350°C with superheater
    8. Hel bearing with 300,000 L storage capacity
  11. Flue Gas Cleaning Boiler 6
    1. Electric filter: year of construction 1982
    2. Fabric filter dust year of construction 2007
    3. Manufacturer: ESC
    4. 4 small rooms, 3 are sufficient for continuous operation
    5. Special execution: lime injection for reduction SO2
    6. Current emission levels: NOx 400 mg/Nm³, dust 2 mg/Nm³, SO2 800 mg/Nm³
    7. Emission limit value industrial policy from 2012 can be met with appropriate use coal sites
  12. Off-Site Facilities
    1. VE asset
    2. Year of construction 2006
    3. Manufacturer: RWT GmbH
    4. Two roads
    5. Performance: 20 m³/h each street
  13. Turbine 6
    1. Year of construction IBN 2009
    2. Extraction condensing turbine
    3. Manufacturer: TGM Kanis
    4. Tapping 6 bar and 18 bar
    5. Controlled removal: 2.5 bara
    6. Fresh steam parameters: 72 bar, 525°C
    7. Performance: 31 MW
    8. Condenser is equipped with river water for full condensation with a Taprogge ball cleaning system NDU
    9. Emergency power supply via Rode-diesel aggregate 250 kVA in connection with two USV manufacturer Jovyatlas each with 160 kVA
    10. Supply through two times 25 MVA dry transformers 10.5/20 kV manufacturer Siemens
    11. Control unit 10.5 kV consisting of 2x LS transformers and measured field tower
  14. Turbine 5
    1. Year of construction retrofit 2009
    2. Back pressure turbine
    3. Manufacturer: Siemens (original BBC)
    4. Fresh steam parameters: 149 bar, 530°C
    5. Exhaust steam: 72 bar
    6. Performance: 5 MW
  15. Turbine 3
    1. Year of construction 1962
    2. Extraction condensing turbine
    3. Manufacturer: BBC
    4. Fresh steam parameters normal: 70 bar, 515°C
    5. Fresh steam parameters max: 79 bar, 520°C
    6. Rotation speed: 8000/3000 U/min
    7. Performance: 14.3 MW
    8. Gear: type DSF36X
  16. Plant Feed-In
    1. Two piece 110 kV Siemens SF6 power switches vintage 2006
    2. Two piece oil transformer 110/20 kV Siemens each with 80 MVA vintage 2006
    3. 20 kV control unit SF6 with 13 outgoing units, double busbar with cross coupling thereby arbitrary load distribution during operation vintage 2006
    4. Protection equipment of all fields Siemens SIPROTEC coupled to the DP-bus and visualized on its own control system
    5. Redundant battery-backed 110 V DC power supply for protection equipment and control
  17. Structure of the Power Plant Control System
    1. Integrated control systems in the entire power plant on the basis PCS7 and WinCC (S7/S5) systems and terminal bus with LWL performed in the ring
    2. Monitoring of the ring redundancy with Hirschmann network management system
    3. Control system fully buffered with USV facilities
    4. Higher ranking control technology Pöyry concept