UV/PMS降解有机物研究进展

Progress in UV/PMS Degradation of Organics

基于活化过硫酸盐(PMS)的新型高级氧化技术(AOPs),相对于传统氧化技术具有低成本、稳定性强、氧化效率高等优点,已成为水污染治理领域的前沿热点课题,活化PMS(过硫酸盐)氧化工艺对于降解水中新兴微污染物具有潜在应用价值,应用前景广阔。因此,综述了近年来紫外活化过硫酸盐的新型高级氧化技术,包括紫外-过渡金属活化、碳材料-紫外活化等,对降解有机污染物的研究现状进行了简要而系统的综述,此外,还阐述了紫外活化PMS技术降解氧化有机污染物的影响因素和机理,最后对该技术目前在应用上的机遇和不足进行了探讨,对该领域的发展前景进行了展望。

A new advanced oxidation technology(AOPs)based on activated persulfate(PMS)has become a hot topic in the field of water pollution control due to its low cost,strong stability and high oxidation efficiency compared with traditional oxidation technology.The activated PMS(persulfate)oxidation process has potential application value for the degradation of emerging micro-pollutants in water and has broad application prospects.Therefore,this paper summarizes the new advanced oxidation technologies of ultraviolet activated persulfate in recent years,including ultraviolet-transition metal activation,carbon material-ultraviolet activation,etc.,and gives a brief and systematic overview of the research status of degradation of organic pollutants.In addition,the influencing factors and mechanism of degradation of oxidized organic pollutants by ultraviolet activated PMS technology are also elaborated.Finally,the opportunities and shortcomings of this technology in current application are discussed.The development prospect of this field is forecasted.