电化学活化过硫酸盐修复土壤有机污染研究进展

Research Progress on Remediation of Soil Organic Pollution by Electrochemically Activated Persulfate

本文对电化学活化过硫酸盐在土壤有机污染修复中的应用进行了回顾,揭示了其作用机理及其在有机污染土壤修复中应用的优点,讨论了电极材料、体系pH值、电流密度、过硫酸盐浓度以及过硫酸盐注入点位等因素对电化学活化过硫酸盐去除土壤中不同有机污染物效果的影响。结合现有研究案例,提出了电化学活化过硫酸盐修复有机污染土壤的未来发展方向,以期为该技术在未来实际修复工程中的应用提供技术指导。

This paper comprehensively summarized the application of electrochemically activated persulfate in soil organic pollution remediation,and revealed the mechanism and advantages as well.The discussion was focused on the removal effects of electrode materials,system pH value,current density,persulfate concentration and persulfate injection point on the different organic pollutants in soil by electrochemically activated persulfate.Combined with existing research cases,the future development direction of soil organic pollution remediation by electrochemically activated persulfate was proposed,in order to provide technical guidance for the application of this technology in actual remediation projects in the future.