Process sewage from sludge dewatering is particularly suitable for separate partial-flow treatment owing to its highly concentrated components and mostly elevated temperature. The procedures normally foreseen are those offering an effective treatment plant discharge based on a simple operating method and at low cost. With the Store and Treat process developed by Hamburger Stadtentwässerung existing sludge liquor basins can be used for an additional biological partial-flow treatment at reasonable cost without abandoning the advantages of quantity management.

This content is only available as a PDF.
You do not currently have access to this content.