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The Store and Treat process for sludge liquor management
1Hamburger Stadtentwässerung, Banksstrasse 4-6, 20097 Hamburg, Germany. Frank.Laurich@hhse.de
Summary
This study introduces a cost-effective Store and Treat process for partial-flow treatment of sewage sludge liquor. It enables biological treatment in existing basins, optimizing wastewater management.
Area of Science:
- Environmental Engineering
- Wastewater Treatment Technologies
Background:
- Process sewage from sludge dewatering presents unique treatment challenges due to high concentrations and temperature.
- Conventional methods often require significant investment and complex operations.
Purpose of the Study:
- To evaluate the efficacy of the Store and Treat process for biological partial-flow treatment of sewage sludge liquor.
- To present a cost-effective solution for managing concentrated wastewater streams.
Main Methods:
- Utilizing existing sludge liquor basins for biological partial-flow treatment.
- Implementing the Store and Treat process developed by Hamburger Stadtentwässerung.
Main Results:
- The Store and Treat process allows for effective biological treatment of concentrated sewage liquor.
- This method offers a low-cost operational approach for wastewater treatment plants.
Conclusions:
- The Store and Treat process provides an economical and efficient solution for partial-flow treatment of sewage sludge liquor.
- It integrates seamlessly with existing infrastructure, enhancing quantity management.