Pulp Paper & Logistics


ANDRITZ 17


metres per hour as well as all the conveying equipment to supply the boiler. Part of this  horizontally fed HHQ-Chipper for chipping logs, and a horizontally- fed crushing line for other wood wastes. The storage facility delivered by Andritz is an A-frame structure with a capacity of 20,000 cubic metres of biomass. The   as it helps regulate the moisture content of the wood in a range of 37-57 per cent depending on the materials. Each year the mill at Workington uses around 800,000 tons of wood which is  roundwood, energy crops, and other biomass, mostly from Scotland and northern England. From the A-frame, the chipped and crushed biomass is transferred into two holding silos before entering the boiler.


 The plan was to allow 24 months for the complete project, from  to start-up. Crucially there was  boiler had to be synchronized to  2013. The pressure was really on. “There was quite a lot of


work to be done before the  had to decommission one of our board machines, remove it, and demolish the building to make way for the power plant,” says Timo Nieminen, Workington’s power plant manager. “Then   for the new boiler.” As Nieminen recalls, there


 around the mill as the deadline


began to loom. “A whole host  arriving to concentrate on their part of the project,” he says. “This was a really intriguing part of the project for me, the way


that Spanish, Polish, Swedish, and Finnish technicians – at one   and very impressively got the job done.”


 boiler took place on 22 December 2012. This was followed by the  2013. “But the really good day came on 15 February 2013 when


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Pictured (left to right) in the boiler house are Andritz boiler commissioning engineer Mikko Hänninen; Andritz wood yard technician Manne Koskinen; Workington’s power plant manager Timo Nieminen; and Andritz commissioning engineer Ville Virtanen


March 2014


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