Founded in 1861, Mälarenergi AB in Sweden is an established community builder and a part of Västerås history. It is the main energy supplier and infra service company in the region supplying electricity, district heating and district cooling, water and sewage, and fast communication solutions.

Already for two decades, the company's mission has been to gradually shift from fossil fuels to renewable energy sources. The newly built Unit 7 sets an end to an era of fossil fuels at Mälarenergi as it now operates completely on renewable fuels.

BMH Technology's delivery to Mälarenergi's Unit 7 is a complete solid biofuel handling system. The main fuel for the plant is recycled wood, which is harvested both from surrounding areas and also imported from abroad. The delivery consists of a fuel receiving station for trucks, fuel quality control station including magnetic separation and screening, a 6 000 m³ fuel silo with a TYRANNOSAURUS® Rotating Screw Reclaimer, conveying systems as well as all auxiliary equipment, complete electrification and automation.

Customer: Mälarenergi AB, Unit 7
Category: Solid biofuel handling
Fuel handling capacity: 700 m3/h
Fuel storage: 6.000 m3
Boiler line feeding capacity: 350 m3/h
Boiler data and size: 150 MWth
Main equipment:
  • Fuel receiving for trucks
  • Fuel quality control unit including magnet, disc screen and oversize crusher
  • Fuel feeding line to storage
  • One 6.000 m3 round silo storage with a TYRANNOSAURUS® rotating screw reclaimer
  • Fuel feeding line to boiler
Start-up: 2020