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混凝-超滤短流程工艺处理北方水库原水

Keywords: 混凝-超滤,膜污染,清洗周期,短流程工艺

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Abstract:

采用混凝-超滤膜短流程工艺对大伙房水库原水进行处理,考察其除污染性能和膜污染情况,并对该短流程工艺参数进行优化。结果表明,当利用超滤膜直接过滤原水时,膜污染较重,并且对污染物质的去除率较低;而采用混凝-超滤短流程工艺时,膜污染得到一定程度上的缓解;当絮凝剂投加量为7mg/L、膜清洗周期为30min时,对浊度、CODMn和UV254的去除率分别为95.61%、40.42%和37.12%,出水水质能够满足生活饮用水卫生标准。

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