Electrocatalysis coupled advanced oxidation system and application thereof

The invention provides an electrocatalysis coupled advanced oxidation system and an application thereof, and belongs to the technical field of sewage treatment. According to the electrocatalysis coupled advanced oxidation system, advanced oxidation and electrocatalysis are coupled on an anode, and a three-dimensional hexagonal star-shaped Co3O4 anode material can activate potassium persulfate to generate sulfate free radicals, can also electrocatalytically oxidize chloride ions to generate hypochlorous acid active substances, and can electrocatalytically catalyze an oxidation reaction of chloride ions and potassium persulfate to generate hypochlorous acid at the same time, so that organic pollutants can be efficiently and rapidly mineralized into CO2 and H2O. 本发明提供了一种电催化耦合高级氧化体系及其应用，属于污水处理技术领域。本发明的电催化耦合高级氧化体系，在阳极将高级氧化与电催化耦合，三维六角星状CoO阳极材料既可以活化过硫酸氢钾产生硫酸根自由基，也可以电催化氧化氯离子产生次氯酸活性物质，同时还可以电催化氯离子与过硫酸氢钾的氧化反应产生次氯酸，从而高效快速地将有机污染物彻底矿化为CO和HO。