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Research on New Coagulant CPF Improving the Precipitation of Sludge Water of Sedimentation Tank
Author(s): 
Pages: 29-32
Year: Issue:  1
Journal: WATER & WASTEWATER ENGINEERING

Keyword:  给水厂污泥沉降性能混凝CPF混凝剂;
Abstract: 应用新型高分子混凝剂CPF改善水厂沉淀排泥水沉降性能的研究表明,CPF比聚丙烯酰胺及硫酸铝能更有效地改善污泥的沉降性能:当投药量为污泥干重的1.7‰时,与无混凝剂时的结果相比,CPF使污泥沉降性能提高了51%,而使用聚丙烯酰胺及硫酸铝时仅分别提高了23%和0.5%.在试验条件下,出水浊度可达4 NTU以下.此外,高强度的快速搅拌,常温范围内水温升高均有助于增强CPF对污泥的混凝沉降效果.
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