A full-scale sludge recovery pilot plant has been in operation since autumn 1995 at Helsingborg WWTP in Sweden, a facility which treats wastewater from 150,000 p.e. The pilot plant, with a maximum capacity of 500 kg TS/hour, is now redesigned and automated for continuous operation. In this paper the process, operational experiences as well as difficulties and utilisation of the products, will be presented.

Sludge recovery, ferric phosphate, bio-fuel, operational results, precipitant
This content is only available as a PDF.
© IWA Publishing 2000
You do not currently have access to this content.