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Alstom, Ansaldo, 1999, 10.5 MW Biomass Cogeneration Plant, 50Hz, 11kV

Alstom, Ansaldo, 1999, 10.5 MW Biomass Cogeneration Plant, 50Hz, 11kV

Description

  1. Overview
    1. Used 10.5 MW integrated gasification combined cycle biomass plant.
    2. The plant was designed to generate electricity from gasification of willow trees.
  2. Gas Turbine Generator
    1. 4 MW, 11 kV, 50 Hz Alstom Typhoon gas turbine.
    2. Gas turbine: Alstom, model Typhoon.
    3. Output: 4000 kW.
    4. Fuel: dual (synthetic gas and kerosene).
    5. Generator: 5,000 kVA.
    6. Frequency: 50 Hz.
    7. Voltage: 11,000 V.
    8. Speed: 3,000 rpm.
    9. Hours of operation: 4,500 hours.
  3. Steam Turbine Generator
    1. 5.9 MW, 11 kV, 50 Hz Ansaldo condensing steam turbine generator.
    2. Steam turbine: Ansaldo, type condensing.
    3. Output: 5,900 kW.
    4. Steam supply: 60 bar, 485 °C.
    5. Gearbox: 7500/1500 rpm.
    6. Generator: 6,250 kVA.
    7. Voltage: 11 kV.
    8. Frequency: 50 Hz.
    9. Year of manufacture: 1999.
    10. Hours of operation: +/- 100 hours.
  4. Wood Fuel Storage Building (Uea)
    1. Wood fuel reception plant by Schwabische Huttenwerke GmbH.
    2. Screening plant by Schwabische Huttenwerke GmbH.
    3. Storage bunker by Schwabische Huttenwerke GmbH.
    4. Ferrous and non-ferrous separator plant by Schwabische Huttenwerke GmbH.
    5. 2 electrical control panels by Schwabische Huttenwerke GmbH.
  5. Wood Fuel Drying Plant (Uee)
    1. Wood fuel inlet bunker by Stamproy Projects & Systems.
    2. Rotary kiln dryer by Stamproy Projects & Systems.
    3. 3 x cyclones by Stamproy Projects & Systems.
    4. ID fan by Stamproy Projects & Systems.
    5. Dryer assist fan by Stamproy Projects & Systems.
    6. Associated dampers by Stamproy Projects & Systems.
    7. Electrical control panel by Stamproy Projects & Systems.
  6. Gasifier Building (Uha) Housing
    1. Wood fuel treatment plant comprising: giraffe conveyor by Schwabische Huttenwerke GmbH.
    2. 2 x day bins by Schwabische Huttenwerke GmbH.
    3. 2 x wood feeding chutes by Schwabische Huttenwerke GmbH.
    4. 2 x wood fuel feeding screws by Schwabische Huttenwerke GmbH.
    5. Electrical control panels by Schwabische Huttenwerke GmbH.
    6. Gasifier comprising: gasifier vessel by Beattie Vessels.
    7. Gasifier air pre-heat burner by Maxon BV.
    8. Gasifier pre-heat burner by Maxon BV.
    9. Cyclone 1 by Beattie Vessels.
    10. Cyclone 2 by Beattie Vessels.
    11. Bottom ash removal system by Scandinavian Handling Systems.
    12. Electrical control panel (combined for all ash system) by Scandinavian Handling Systems.
    13. Gasifier air compressor 1, PGW Turbo Leipzig.
    14. Gasifier air compressor 2, PGW Turbo Leipzig.
    15. Downpipe comprising: downpipe vessel by Beattie Vessels.
    16. Downpipe pre-heat burner by Maxon BV.
    17. Tar cracker comprising: tar cracker vessel by Beattie Vessels.
    18. Tar cracker pre-heat burner by Maxon BV.
    19. Cyclone 3 by Beattie Vessels.
    20. Cyclone 4 by Beattie Vessels.
    21. Bottom ash removal system by Scandinavian Handling Systems.
    22. Sand feeding system comprising: sand silo by Schwabische Huttenwerke GmbH.
    23. Sand feeding vessels-pipework controls by Schwabische Huttenwerke GmbH.
    24. Lime feeding system comprising: lime silo by Schwabische Huttenwerke GmbH.
    25. Lime feeding vessels-pipework controls by Schwabische Huttenwerke GmbH.
  7. Syngas Treatment
    1. Syngas cooler/evaporator.
    2. Syngas bag filter plant comprising: 3 x bag filters plus ancillaries by Technisoh Bereau Dahtmann.
    3. Fly ash removal system by Scandinavian Handling Systems.
    4. Electrical control panels by Scandinavian Handling Systems.
    5. Syngas scrubbing plant comprising: twin vortex scrubber plus ancillaries by Environmental Resource Group.
    6. Tray scrubber plus ancillaries by Environmental Resource Group.
    7. Electrical control panels by Environmental Resource Group.
  8. Boiler Plant (Hrsg)
    1. Boiler by Schelde (Holland).
    2. Circulating pumps etc. by Schelde (Holland).
    3. Syngas burner by Todd Combustion (UK).
    4. Blow down tank by Crone.
  9. Flare
    1. Flare pot plus ancillaries by ARF.
    2. Electrical control panel by ARF.
    3. Cyclone 5.
  10. Buildings and Infrastructure
    1. Syngas compressor building.
    2. Main control panel room housing.
    3. Gas analysing room housing.
    4. Plant gas analysing equipment.
    5. Deaerator.
    6. 2 x auxiliary transformers 11 kV/415 V.
    7. 2 x instrument and service air compressors.
    8. 2 x instrument and service air dryers.
    9. 2 x cooling nozzle compressors.
    10. Main switch room (MCC room).
    11. Battery room.
    12. Plant control room.
    13. Mess room.
    14. Permit office.
    15. Document room.
    16. Instrument stores/workshop.
    17. DCS and ESD control panel room housing.
    18. Workshop building (UST) housing: workshop plus tools, stores area, office area.
    19. 11 kV switchgear (BBA).
    20. 2 x spares containers (outside workshop building).
    21. 11 kV/66 kV transformer.
    22. Emergency diesel generator supplied by Topec (Holland).
  11. Cooling Plant (Ura)
    1. Twin cooling towers by Marley Davenport Ltd.
    2. Primary cooling water pumps by Marley Davenport Ltd.
    3. Secondary cooling water pumps by Marley Davenport Ltd.
  12. Additional Systems
    1. Effluent treatment plant (UTS).
    2. Ray pack CIP boiler.
    3. Main process chimney.
    4. Auxiliary fuel storage (UEJ) comprising: 2 x kerosene tanks, pumps and ancillaries, diesel tank.
    5. Fire water system comprising: fire water tank (UGF), fire water electrical pump, fire water diesel pump, fire water jockey pump.