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POWER PLANT INCL. BOILER - BOILER 88 MW - TURBINE 22.5 MW

Ref. No.:POWERPLANT200501

YEAR:2001 -2009

Brand:FOSTER WHEELER, SIEMENS, HONEYWELL ETC.

Qty:1 Second-hand power plant including boiler (BFB – boiler bubbling fluidized bed)

Built:2001, 2002, 2006, 2009 Revision

Request-offerData Sheet: 
Specification

 

Description

POWER PLANT INCL. BOILER - BOILER 88 MW - TURBINE 22.5 MW

Ref. No.POWERPLANT200501
Year2001 -2009
BrandFOSTER WHEELER, SIEMENS, HONEYWELL ETC.
Qty. 1 Second-hand power plant including boiler (BFB – boilerbubbling fluidized bed)
Mfc.Foster Wheeler, Siemens, Raumaster, YIT Corporation, Honeywell,
Built2001, 2002, 2006, 2009 Revision
BFB Boiler – 88 MW Steam turbine – 22.5 MW 
Main Steam Cycle 
BFB boiler K7 
– Some parts removed and storaged indoor at the paper mill area 
– Boiler is made electrically safe (cables cut) 

– Dry conservation ongoing since 2014 (tubes filled with nitrogen, dry air circulation)

 
– Steam Turbine VP4 (in storage) 
Generator (in storage) 
Power Plant – Function 

Primary function is to produce steam for the Paper Mill reliable and economically

 
Secondary functions 
Burning of the Paper Mills (PM) waste wood 
Incineration of sludge from the PMWWTP

Production of flue gas to the PCC (precipitated calcium carbonate) plant

 
Electricity production 
District heating production 
Scope of supply - main machinery and key components 

Feed water pumps and motors 2 pc High-pressure preheater, feed water heater

 
Feed water valves Injection water system 
Steam drum Combustion chamber 
Fuel drop funnel 4 pc Start-up burners 2 pc 
Load burners 2 pc Waste oil burner, waste oil tank 
Natural gas filters Economiser 
Air-preheater Super heater 
Exhaust system Main steam valve 
Safety valves Dust removing system 
Bed material system, bed sand silo Bed sand preparing 
Bed lime system, lime silo Furnace ash system 
Fly ash system, fly ash silo and screws Primary air blower 
Secondary air blower Twist grip blower 
Bag filter Flue gas blowers 2 pc 
Flue gas scrubbers, lye system, scrubbers sludge system 
Safety locking system Nitrogen preservation system 
Chemicals dosage and chemical pumps Sample system 
Chimney 
Technical Data 
BFB-boiler K 7 
Mfc.Foster Wheeler Oy Commissioning
Heat Output88 MWth Steam parameters
Feed water temp.135-190°C Flue Gas Exit temp.
Boiler Efficiency88.5% SO2 Emissions
NOx< 425 mg/Nm3 PM
Operation time88 000 hour Latest revision in 2009 (air preheater)
Maintenance revision annually Operation manual 
Main Fuels Bark, saw dust, wood chips and waste wood 
Sulphur <0,05% Moisture 30-65% LHV 3.7-6.9 MJ/kg 
Peat Sulphur 0.25% Moisture 40-58% LHV 6.3-11.3 MJ/kg 
Sludge from WWTP 

Sulphur 0.2 – 1.7% Moisture 65-75% LHV >0.5 MJ/kg max. 7% of fuel power

 
BFB Boiler K7 - Flue Gas Treatment 
Bag Filter Mfc.Alstom 4 chambers
376 bags 7 m long 
DAS (Dry Absorption System) Pre-coating with Ca(OH)2 
Max. operating temperature 200 °C 
Flue Gas Scrubber Mfc.Ehox Tuote
2 scrubbers - 1 in operation 27 Nm3/s, 170°C in 

20 Nm3/s, 43°C out Heat Recovery 18 MW at low temperature, 60°C

 
Solid fuel system for K7 (NOT ALL AVAILABLE BY THE OWNER) 
Mfc.Raumaster Built
Maintenance revision annually Operation manual 
ExcludedNot available by owner
Bar conveyor Crusher Fuel batching screw, fuel-receiving pocket 
Scraper conveyor to screen hall Screen system 
Scraper conveyor to silos and scraper conveyor on the silos 
Peat silo, fuel-batching screw (batching screw not existing) 
Bio fuel silo, fuel batching screw (batching screw not existing) 
Fuel line from silos 
Included 
Fuel line 1 from SFS to the boiler Fuel line 2 from SFS to the boiler 

Back-up fuel pocket and fuel batching screw Fuel batching screw at power plant

 
Robbery fuel batching screw Batching bin 2x50 m3 

Scraper conveyor at the boiler 2 pc Fuel batching pockets & fuel batching screw

 
Fuel feeder 4 pc Fuel sample crusher 
Extinguishing steam system 
Sludge system for K7 
Built2002
ExcludedNot available by owner
Compressor Sludge pneumatic press 
Sludge pipe cleaning system Blowpipe to the power plant 
Included 
Cyclone Sludge silo and batching screw 
Automation and electrical equipment, spare parts for K7 
Included 
Mfc.Honeywell Type
Field instruments (as it is on the field) Motors 
Frequency changers Automatic valves etc. (as it is on the field) 

Auxiliary devices (as it is on the field) All available existing specific spare parts

 
Excluded 
Radioactive sources 
Steam Turbine/Generator VP4 (removed & in storage) 
Turbine 
Mfc.Siemens Type
Power22.5 MW Reactive power
In operation since 2009 until 2012 Operation time24 000 h
Revolution8274 RPM Inlet pressure
Inlet temp.525 °C Inlet flow
Tap-off pressure3.7 – 24.1 bar Tap-off temp.
Tap-off flow7.9 – 33.5 kg/sec. Outlet pressure
Outlet temp.144 – 205 °C Outlet flow
Operation manual 
Generator 
Mfc.Siemens Teho Generation AG Type
Nominal output28.5 MVA Power
Voltage6.3 kV (+5/-10%) Rated current
Frequency50 Hz In operation since 2009 until 2012
Operation time24 000 h Operation manual
Included 
Turbine Gearbox Turning gear Generator 
Generator cooler Oil system Siemens automation system 
Automation and electrical equipment (as it is on the field) 
Motors Frequency changers Valves 

Auxiliary devices (as it is on the field) All available existing specific spare parts

 
Water treatment system at the power plant 
Mfc.YIT Built
Raw water purification and desalination Operation manual 
Raw water purification 
Max capacity146 m3/h Capacity
Included 
Pumps and compressors Tanks 
Flock-filtering system 2 pc Preheater of raw water 
Automation and electrical equipment (as it is on the field) 
Motors Frequency changers Valves 

Auxiliary devices (as it is on the field) All available existing specific spare parts

 
Desalination 
Net capacity2 x 72 m3/h
Included 
Cation exchangers 2 pc A1/A2 exchangers 2 pc 
MB exchangers 2 pc Tanks 
Pumps Heat exchangerdilution water of lye
Automation and electrical equipment (as it is on the field) 
Valves Motors Frequency changers 

Auxiliary devices (as it is on the field) All available existing specific spare parts

 
Steam, condensate and feed water system 
Included 
Feed water tank Condensation tank 

Purification of condensation, precoat-system Condensed steam pumps

 
Steam tanks Steam condenser 
Reduction valves Steam-pressure accumulator 
Cooling water system 
Automation and electrical equipment (as it is on the field) 
Valves Motors Frequency changers 
Common electrical equipment 
Process central 
Distribution transformers 
1 pc 400 V 1.25 MVA 2 pc 690 V 3.15 MVA