Omzet.Amersfoort
Energy self-sufficient WWTP with nutrient recovery facility
Scope
- Design & Construct (UAV-gc)
- Combination of thermal pressure hydrolysis (LYSOTHERM®), nutrient recovery (Pearl®) and nitrogen reject water treatment (Demon®)
Technical Data
- Centralized sludge treatment facility 12.255 ton DS/year, 300.000 p.e.
- Production of 11 million kWh/year electricity
- Production of 900 ton/year Crystal Green® fertilizer incl. long term off-take
System & Technologies
- Mechanical thickening of primary and waste activated sludge's
- WASSTRIP® phosphate stripping process
- Sludge concentration prior to digestion with modified belt filter presses (12% DS)
- LYSOTHERM® thermal pressure hydrolysis
- CHP 3x500kWe / 550kWth
- Entire Mechanical, electrical and process automation systems and installation
- Including civil works
Special Features
- Besides fill coverage of own energy needs, the plant produces 2 million kQh surplus of electricity annually, which is sufficient to provide 600 households with green electricity during the year
General Data
Client
Waterboard Vallei en Veluwe, The Netherlands
Completion
December 2017
Contract value
EUR 11.2 million
introductionamersfoort.pdf