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Treatment of raw water in Yangtze Chenhang Reservoir by combined process of powdered activated carbon and ultrafiltration
Pages: 137-140
Year: Issue:  11
Journal: Water & Wastewater Engineering

Keyword:  陈行水库粉末活性炭超滤跨膜压差膜污染;
Abstract: 以长江陈行水库原水为研究对象,探讨了粉末活性炭—超滤组合工艺对水中CODMn、UV254、浊度、氨氮等去除效果,评价投加粉末活性炭后超滤膜跨膜压差(TMP)的变化情况.结果表明:超滤膜出水CODMn均值为1.10 mg/L,平均去除率为48.7%,UV254均值为0.016 cm-1,平均去除率为76.2%;组合工艺对水中氨氮具有一定的去除效果,对总铁、总锰去除效果显著,出水浊度保持在0.031 NTU以下.粉末活性炭投加于沉淀池之前,对于改善出水水质、减轻膜污染起到了较好的效果.
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