Air Heater elements replacement at Naantali Power Plant Boiler 3 (315 MWth)

Fortum Power and Heat Oy

Air Heater elements replacement for TSE Oy owned and Fortum Power and Heat Oy operated Naantali Power Plant Boiler no. 3. Delivery scope will contain a delivery of new elements includung dismantling and installation work at the Power Plant.
Boiler and Air Heater:
Boiler type: Sulzer 0.006.051,
Boiler capacity: 430t/h , 318MWth
Fuel : Bituminous coal, LHV=26,8MJ/kg, ash ≤15,0%, S ≤1,0%
Boiler will be equipped with SCR process in 2015 which need be taken into account in the selection of element materials.
Amount of AH /boiler: 2 pcs
AH manufacturer: Kraftanlagen AG, KAH: 203118
AH type: CXS 24,5/1900
Heating surface: 29800 m2
Weight: appr. 63 t
Dimensioning values for Air Heater:
Fluegas amount before AH: 109,3 Nm3/s
Air amount before AH: 83,5 Nm3/s
CO2-content in fluegas before AH: 15 vol-%
CO2-content in fluegas after AH: 14 vol-%
Fluegas temperatures before/after AH: 365 degC / 125 degC
Air temperatures before/after AH: 40 degC / 330 degC
Draft loss fluegas side: 570 Pa
Draft loss air side: 1180 Pa
Pressure difference between gas/air side: 6670 Pa
Construction
Rotor diameter: 6980 mm
Rotor height: 2045mm
Heating element height in hot side: 800 mm with 0,5mm thickness, axial replacement
Heating element height in middle side: 800 mm with 0,5mm thickness, axial replacement
Heating element height in cold side: 300 mm with 1,0 mm thickness, in boxes radial replacement
Heating element profile: DU 4,8
AH is provided with infra sound cleaning system
If you are interested to participate to tendering, please leave your application by 31.3.2013 at 12:00 Finnish time to petteri.malinen@fortum.com.
In the application please inform the following:
1. Participating company's official name and ID number
2. References according to III.2.3)
3. Contact information (contact person and e-mail address) where to deliver the offer request.
4. Balance sheet according to III.2.2)
RfQ will be delivered to accepted applicants during April 2014.
Preliminary project schedule:
— Negotiations May 2014,
— Supplier selected and contract signed June 2014,
— Take-over of the delivery by September 2015.

Määräaika
Tarjousten vastaanottamisen määräaika oli 2014-03-31. Hankinta julkaistiin 2014-01-14.

Kuka?

• • Fortum Power and Heat Oy

Mitä?

• • Voimakoneet › Kattilalaitteistot