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植物油加工废水深度除磷的研究
Research on Further Dephosphorization of the Waste Water in Vegetable Oil Processing
【摘要】 植物油加工废水经混凝气浮和生化处理后,含磷量仍然高达60 ~100mg/l,远未达到废水排放标准.用Ca(OH)2 进行混凝处理,生成Ca3(PO4)2 沉淀,同时又吸附其中少量的有机磷,获得极高的除磷率.也可用FH—X复合水处理剂,同时实现除磷脱色,可达到生活杂用水标准.
【Abstract】 After treated with coagulating, air floating and biochemistry dealing, the phosphorous concentration of the waste water produced in vegetable oil processing is still up to 60-100mg/l, which is far exceeding the standard of waste water draining. This paper introduces the method of adopting Calcium Hydroxide to coagulate and produce Calcium Orthophosphate, which absorbs some organophosphorus simultaneously. Then the dephosphorization rate is very high. It also introduces another method——adopting FH-X compounding water treating agent to decolourizate and dephosphorizate simultaneously. The drainage reaches the standard of sundry water of living.
【Key words】 waste water in vegetable oil processing; dephosphorization; coagulating; decolourizate;
- 【文献出处】 青岛建筑工程学院学报 ,JOURNAL OF QINGDAO INSTITUTE OF ARCHITECTURE AND ENGINEERING , 编辑部邮箱 ,1999年03期
- 【分类号】X703
- 【被引频次】1
- 【下载频次】105