Lucerne, CHE

Energy from Waste

Throughput

270'000 t/a

Energy recovered

steam, electricity, district heat

Thermal energy

2 x 47 MWth

The output of this two-line EfW plant right next to a paper factory includes process steam for the paper industry. Thanks to a two-stage dry sorption process and the placement of two additional heat exchangers in the flue gas path, the plant can boast very high energy efficiency and very low emissions.

Facts

  • Type of system: water-cooled HZI reciprocating grate
  • Fuel: municipal waste, commercial waste
  • Calorific value: 10.85 MJ/kg
  • Number of lines: two
  • Boiler design: four-pass boiler with external economiser
  • Flue gas treatment: electrostatic precipitator, dry sorption with injection of sodium bicarbonate, fabric filter 1, SCR DeNOx, external economiser, heat exchanger 1, lime and lignite coke injection, fabric filter 2, heat exchanger

Client

  • Renergia Zentralschweiz AG

Commencement of operation

  • 2015; performance enhancement: 2018

Components supplied by HZI

  • complete combustion, boiler and flu gas treatment, including supply of chemicals and transport and storage of residues