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Optimization of coagulants in the treatment of polluted water with low temperature and turbidity
Author(s): SHI Mingyan, CUI Fuyi, ZHANG Hailong, SUN Shouzhi
Pages: 29-
31
Year: 2002
Issue:
10
Journal: INDUSTRIAL WATER TREATMENT
Keyword: 水处理; 混凝剂; 优化选择;
Abstract: 通过烧杯试验,比较了硫酸铝、三氯化铁、聚合氯化铝的除浊和除有机物性能,同时探讨了混凝的最佳pH值.结果表明,对于低温低浊的松花江水而言,硫酸铝配合投加活化硅酸的混凝效果优于三氯化铁和聚合铝;混凝的最佳pH值介于6.0~7.0;在最佳的混凝条件下,三氯化铁的混凝效果最优.另外发现,兼顾除浊和除有机物的效果评价和优选混凝剂,是提高混凝沉淀工艺除污染效率的有效途径之一.
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