International Conference on Nutrient Recovery From by Ken Ashley, Don Mavinic, Fred Koch

By Ken Ashley, Don Mavinic, Fred Koch

Ultimate the loop for foodstuff in wastewaters (municipal sewage, animal wastes, meals undefined, advertisement and different liquid waste streams) is an important, sustainable improvement goal, to minimize source intake and greenhouse fuel emissions. Chemistry, engineering and method integration figuring out are all constructing fast, as new strategies are actually coming on-line. a brand new "paradigm" is rising, globally. advertisement advertising of recovered food as "green fertilizers" or recycling of nutrition via biomass creation to new retailers, reminiscent of bioenergy, is turning into extra frequent. This fascinating convention brings jointly a number of waste move industries, regulators, researchers, procedure engineers and advertisement managers, to improve a broad-based, intersectional knowing and joint tasks for phosphorus and nitrogen restoration from wastewater streams, in addition to reuse. Over ninety papers from over 30 assorted international locations awarded during this quantity.

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P. H. (2005). Metropolitan Water Reclamation District of Greater Chicago. Nutrient Farming and Traditional Removal: An Economic Comparison, WERF Report 03-WSM-6CO. Water Environment Research Foundation, Alexandria, Virginia, 2005. V. A. (2006) Production and Basic Morphology of Struvite Crystals from a Pilot-Scale Crystallization Process Environmental Technology, Vol. 27, No. 3, Mar. 2006, pp. 233–245(13). , Richert Stintzing, A. and Rodhe, L. (2001). Urine separation – closing the nutrient cycle (English version of report originally published in Swedish).

1971. Eutrophication of the St. Lawrence Great Lakes. R. , New York, pp. 233–245. Briggs (2004). H. (2000). Abattoir effluent treatment and protein production: Full-scale application, Water SA, Vol. 26, No. 4, Oct. 2000, 559. Durand-Chastel, H. (1980). Production and use of Spirulina in Mexico. In: Algae Biomass Production and Use. G. J. ), Elsevier/North-Holland Biomedical Press, 51–64. H. and van der Honing H. (1991). Full-scale experience with phosphate crystallization in a Crystallactor. Water Science & Technology, 23, 819–824.

He used a mechanically circulated looped pond with a retention time of 10 days. For each 18 International Conference on Nutrient Recovery unit volume of liquid added to the pond, a similar volume is removed and passed through a 200 mm cross-flow screen. Algae retained on the screen are recycled into the pond while those that pass through the screen are washed out. Eventually, through this selection process, only the algae that can be retained on the screens will grow in the ponds. Pretorius retained a culture of Stigeoclonium in the pond.

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