紫外/氯胺高级氧化工艺对水体微污染物降解和副产物控制的研究进展  

Research Progress of UV/Chloramine AOPs for Micropollutants Degradation and DBPs Control in Water Body

作　　者：张炳辉 龚思成 王研谛 赵宇彤 史俊[1] 邓慧萍[1] ZHANG Binghui;GONG Sicheng;WANG Yandi;ZHAO Yutong;SHI Jun;DENG Huiping(College of Environmental Science and Engineering,Tongji University,Shanghai 200092,China)

机构地区：[1]同济大学环境科学与工程学院,上海200092

出　　处：《净水技术》2023年第S01期1-10,134,共11页Water Purification Technology

基　　金：江西省饮用水安全重点实验室开放基金课题(2022001);上海市“科技创新行动计划”社会发展科技攻关项目:城市建筑光催化技术应用示范及环境净化性能评估(20dz1204102)。

摘　　要：近年来,紫外(UV)/氯胺工艺作为一项新兴高级氧化技术,由于兼具氯胺的安全性和UV光化学反应的灵敏性,逐渐成为高级氧化领域的研究热点。文章从UV/氯胺工艺的反应机理出发,阐明了UV/氯胺体系内自由基的生成和转化机制,在此基础上归纳了污染物在体系中降解的影响因素,并结合近年的研究成果梳理了UV/氯胺工艺当前的实际研究场景,最后重点阐明了UV/氯胺体系中各类消毒副产物的生成和控制情况,并对UV/氯胺工艺的后续研究趋势进行了展望。In recent years,UV/chloramine process,as a new advanced oxidation process(AOP),has gradually become a research hotspot in the field of AOP due to the safety of chloramine and the sensitivity of UV photochemical reaction.Starting from the reaction mechanism of the UV/chloramine process,this article explains the formation and conversion mechanism of free radicals in the UV/chloramine system.Based on this,the influencing factors of pollutant degradation in the system are summarized,and the current research scenarios of UV/chloramine process are combed with recent research results.Finally,the formation and control of various disinfection by-products(DBPs)in the UV/chloramine system are emphasized,and the future research trends of UV/chloramine technology are prospected.

关 键 词：紫外 氯胺 高级氧化工艺 污染物降解 消毒副产物 二甲基亚硝胺(NDMA) 

分 类 号：X703[环境科学与工程—环境工程]