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预臭氧化去除水中有机卤代物的效果
Study on the effects of removing organichaloid compounds from water by preozonation
【摘要】 以黄浦江上游水源为原水,采用运行水量各为1m~3/h的两套中试设备,进行了预臭氧化工艺和预氯化工艺平行对比试验,研究了预臭氧化工艺对水中有机卤代物的去除效果,并对三卤甲烷和卤乙酸两类消毒副产物的致癌风险进行了分析计算,发现预臭氧化可以大大降低致癌的风险性。
【Abstract】 The comparative pilot experiments were conducted at a scale of 1m~3/h for each,and the raw water for both preozona- tion and prechlorination processes took from upstream of HuangPu River.The Effects of Removing Organichaloid compounds from Water by Preozonation are studied.The Cancerogenie risk of trihalomethane and haloacetic acids,two kinds of DBPs,was calcu- lated and analyzed.The results show that Cancerogenic risk was decreased drastically by preozonation process.
【关键词】 饮用水;
水处理;
臭氧;
有机卤代物;
预臭氧化;
消毒副产物;
【Key words】 drinkingwater; watertreatment; ozone; organichaloid compounds; preozonation; DBPs;
【Key words】 drinkingwater; watertreatment; ozone; organichaloid compounds; preozonation; DBPs;
【基金】 国家高技术研究发展计划专项经费资助(2002AA601130);国家科技攻关计划重大项目(2003BA808A17)
- 【文献出处】 上海师范大学学报(自然科学版) ,Journal of Shanghai Normal University(Natural Sciences) , 编辑部邮箱 ,2006年05期
- 【分类号】TU991.2
- 【被引频次】10
- 【下载频次】164