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Decentralized greywater treatment in urban areas - Klosterenga, OSLO

Decentralized greywater treatment in urban areas - Klosterenga, OSLO. Klosterenga. Compiled by: Petter D. Jenssen, Norwegian University of Life Sciences (UMB). Klosterenga oversikt. Greywater treatment in urban areas - Klosterenga, OSLO. Pretreatment Biofilter (PBF). Horisontal

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Decentralized greywater treatment in urban areas - Klosterenga, OSLO

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  1. Decentralized greywater treatment in urban areas - Klosterenga, OSLO Klosterenga Compiled by: Petter D. Jenssen, Norwegian University of Life Sciences (UMB)

  2. Klosterenga oversikt Greywater treatment in urban areas - Klosterenga, OSLO Pretreatment Biofilter (PBF) Horisontal subsurface flow CW • 33 apartments • 100 persons • Area 1m2/person

  3. Greywater treatment in urban areas - Klosterenga, OSLO Principle system design Department of Plant and Environmental Sciences P.D. Jenssen NORWEGIAN UNIVERSITY OF LIFE SCIENCES 3 The greywater treatment system consists of a septic tank followed by a pump chamber, pretreatment biofilter (domes with spray nozzles overlaying the light weight aggregate biofilter), wetland filter (filterbed) and an outlet container. See also ........ www.umb.no

  4. Klosterenga - Pretreatment biofilter under construction Department of Plant and Environmental Sciences, P.D. Jenssen NORWEGIAN UNIVERSITY OF LIFE SCIENCES 4 www.umb.no

  5. Klosterenga - Wetland filter under construction Department of Plant and Environmental Sciences, P.D. Jenssen NORWEGIAN UNIVERSITY OF LIFE SCIENCES 5 www.umb.no

  6. Department of Plant and Environmental Sciences, P.D. Jenssen NORWEGIAN UNIVERSITY OF LIFE SCIENCES Greywater treatment at Klosterenga Oslo Effluent values: Fecal coliforms: <10 Total-N: 2,5 mg/l Total-P: 0,02 mg/l 6 www.umb.no

  7. Local discharge Department of Plant and Environmental Sciences P.D. Jenssen NORWEGIAN UNIVERSITY OF LIFE SCIENCES 7 www.umb.no

  8. Irrigation Department of Plant and Environmental Sciences P.D. Jenssen NORWEGIAN UNIVERSITY OF LIFE SCIENCES 8 www.umb.no

  9. Department of Plant and Environmental Sciences P.D. Jenssen NORWEGIAN UNIVERSITY OF LIFE SCIENCES Groundwater recharge 9 www.umb.no

  10. Inhouse use ? Department of Plant and Environmental Sciences P.D. Jenssen NORWEGIAN UNIVERSITY OF LIFE SCIENCES Greywater treatment at Klosterenga Oslo Effluent values: Fecal coliforms: <10 Total-N: 2,5 mg/l Total-P: 0,02 mg/l 10 www.umb.no

  11. Greywater treatment in urban areas - Klosterenga, OSLO References/links Jenssen, P.D. 2001. ”Design and performance of ecological sanitation systems in Norway”, Paper at The First International Conference on Ecological Sanitation, Nanning, China. Jenssen, P.D. & Vråle. 2004. Greywater treatment in combined biofilter/constructed wetlands in cold climate. In: Werner, C. et al. (eds.). Ecosan – closing the loop. Proceedings of the 2nd Int. Symposium on Ecological Sanitation, Lübeck, 7th-11th April, 2003. GTZ, Germany, 875-881. Jenssen. P.D. 2005. Decentralized urban greywater treatment at Klosterenga Oslo. In: H. v. Bohemen (ed.) Ecological engineering-Bridging between ecology and civil engineering, Æneas Technical Publishers, The Netherlands, pp 84-86. http://www.youtube.com/ Film about the function of a constructed wetland according to Norwegian design (cold climate). The film is made by Maxit the manufacturer of Filtralite an expanded clay product with high porosity and a large surface area. These qualities make the Filtralite very well suited as filter media for treating water. Department of Plant and Environmental Sciences P.D. Jenssen NORWEGIAN UNIVERSITY OF LIFE SCIENCES 11 www.umb.no

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