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作 者:王永磊[1] 陈文娟[2] 王琳[1] 张克峰[1] 贾瑞宝[3]
机构地区:[1]山东建筑大学市政与环境工程学院,山东济南250101 [2]光大水务(济南)有限公司,山东济南250032 [3]济南市供排水监测中心,山东济南250033
出 处:《供水技术》2008年第6期8-11,共4页Water Technology
基 金:山东省科技计划重大专项项目(2005GG21006001)
摘 要:分别采用预臭氧—浮滤池工艺和臭氧气浮—浮滤池工艺对鹊山水库水进行了试验研究。预臭氧-浮滤池工艺试验结果表明,臭氧预处理对浊度去除影响不大;臭氧预氧化对UV254的去除效率很高,平均去除率为76.47%,经气浮、活性炭过滤之后,总去除率可达到100%;臭氧预氧化对CODMn有一定的去除效果,总去除率较无臭氧预处理平均提高7.0%,出水平均值降至1.87mg/L。臭氧气浮—浮滤池工艺试验表明,臭氧气浮对浊度去除影响不大,臭氧的强氧化性主要表现在对UV254的去除上,其平均去除率比浮滤池工艺提高了9.8%。Experiments were conducted with preozonation-floating filter and ozone-DAF-floating filter for treatment of water from Queshan Reservoir.The results of preozonation-floating filter showed that preozonation had a little efficiency on turbidity removal,but it had high removal efficiency on UV254 with the average removal rate of 76.47%,and the total removal rate could be 100% after DAF and activated carbon filtration.Preozonation had some impact on CODMn removal,and the removal rate increased by 7.0%,comparing with no preozonation,and the CODMn in effluent was dropped to 1.87 mg/L.The results of ozone-DAF-floating filter showed that ozone-DAF had a little effect on turbidity,but the removal rate of UV254 increased 9.8%,comparing with floating filter.
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