芬顿技术处理水中难降解有机污染物的研究进展

Research Progress of Fenton Technology for Treatment of Pollutants in Water

芬顿技术是最早发明的高级氧化技术,也是目前在水处理中应用较多的高级氧化技术,具有处理效率高、矿化彻底的优点,传统芬顿技术由于pH值较窄限制了其广泛应用。本文综述了在传统芬顿技术上衍生的非均相芬顿及电芬顿等技术的研究进展,总结了非均相芬顿、均相电芬顿以及异相电芬顿等技术在目前的研究重点及催化机理,并分别阐述了在不同芬顿体系中提升催化剂活性的常用手段。此外,针对芬顿技术的耦合工艺的研究进展进行阐述。最后展望了芬顿技术未来的研究发展方向。

Fenton technology is the first invented advanced oxidation technology,and is also the most widely used advanced oxidation technology in water treatment because of the advantages of high treatment efficiency and thorough mineralization.The traditional Fenton technology has limited its application scenarios due to the strict pH application conditions.Therefore,this paper reviews the research progress and summarizes the current research focus and catalytic mechanism of heterogeneous Fenton and electro-Fenton derived from traditional Fenton technologies.And it also describes the common means to enhance the activity of catalysts in different Fenton systems.In addition,the research progress of coupling process of Fenton technology is described.Finally,the future research direction of Fenton technology is prospected.