BFB Boiler K7 – Flue Gas Treatment
• Bag Filter (Alstom)
– 4 chambers
– 376 bags, 7 m long
– DAS (Dry Absorption System)
Pre-coating with Ca(OH)2
– max. operating temperature 200
°C
The Biofore Company UPM
• Flue Gas Scrubber (Ehox
Tuote Oy)
– 2 scrubbers, 1 in operation
– 27 Nm3/s, 170°C in
– 20 Nm/s, 43°C out
– Heat Recovery 18 MW at low temperature, 60°C