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Grey Water Recycling and reuse



guide Oct 2011 ; 94 pages
Aut. Wael Abdelmoez Mohamed
Ed. GIZ - Zamalek
Téléchargeable sous format: PdF (4 290 ko)
Téléchargeable chez l'éditeur
Abstract:
35% reduction of water consumption in residential units can be achieved with simple technology if grey-water is recycled and reused in toilet flushing and irrigation. Also Industrial waste water treatment and reuse is a vital technology for Egypt. It saves money on all levels; water-heavyconsumption-industry can reduce its consumption by 80% through recycling processes thus save money and even make benefit after reasonable return of investment period. The government’s saving through reduction in the annual subsidy is definitively higher as the water is heavily subsidized in Egypt.
Acquiring innovation capacity in developing and implementing waste water recovery technology on the residential and industrial sectors is essential to improve the competitiveness of the Egyptian industry from both supply and demand aspects.
Therefore PSDP supported the establishment of Re-Water Innovation Network that consists of various stakeholders with the aim to acquire local capacity for innovation and develop number of local technologies for waste water recovery. This book is documenting side of the research and development efforts done by the network to develop Grey-Water Recovery Unit for residential buildings.
Contents:
The report consists of four chapters.
- Chapter one includes general introduction about grey water definition, uses, recycling health concerns, volumes, resources, and characteristics.
- Chapter two summarizes the different grey water treatment methodologies based on literature review.
- Chapter three represents case study for the application of grey water treatment systems in some developing countries.
- Chapter four, deals with the evaluation of different grey water treatment systems produced commercially worldwide.
In addition, based on the obtained data, R&D TECH team developed an evaluation strategy for these systems based on specific grading ranking system and finally. As an outcome form the project, R&D TECH designed a software to be used for cost analysis gray water treatment systems.

Mot clef:

eaux usées (réutilisation) (CI) (DT) (OP)

Editeur/Diffuseur:

GIZ - Deutsche Gesellschaft für Internationale Zusammenarbeit - Zamalek - Egypte
    

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