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Study on Phosphorus Recovery as Calcium Phosphate from Wastewater Treatment Plant
Author(s): 
Pages: 110-112
Year: Issue:  4
Journal: ENVIRONMENTAL SCIENCE AND MANAGEMENT

Keyword:  磷酸钙磷回收污水厂;
Abstract: 磷是一种不可再生、难以替代的有限自然资源.磷的可持续利用问题越来越受到世界各国学者与政府的高度重视.近年来,从污水厂回收磷在世界各国逐渐兴起,而我国在这方面的研究还处于起步阶段,尤其是以磷酸钙盐的形式回收磷的相关研究还未见报道.以磷酸钙盐形式回收废水中的磷,优化磷回收过程相关工艺控制条件.结果表明,pH值和Ca2+浓度是磷酸钙盐回收的关键因素,最优值分别为10和6.68,磷回收率达到90%.
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