电化学法深度处理油田污水COD研究进展

Research Progress in COD Polishing Process Oilfield Wastewater by Electrochemical Technology

电化学法降解COD技术具有适应面广、可控性强、操作方便、绿色环保等优点而备受国内外研究者的重视。其主要有电化学氧化法、电化学还原法、电絮凝法、内电解法、电渗析法等;阳极材料的选择是电化学技术的应用关键。从电化学法处理含油污水COD的技术条件及效果进行了详细介绍,分析了国内外电化学技术用于降解油田污水COD的研究现状,并对目前电化学处理含油污水技术研究和应用上存在的问题和发展方向进行了探讨。

Electrochemical technology for degradation COD has been highly emphasized by researchers for its wide adapt-ability, controllability, controllable strong,easy operation,green environmental protection. It mainly has electricity chemistry to oxidize a, reduction, Electro coagulation, Internal electrolysis, electrodialysis etc. The choice of anode materials is the key to the application of electrochemical technology. The technical conditions and effects of treating COD oily wastewater by electrochemical method were introduced in detail, The research status of the both here and abroa electrochemical technology for the degradation of COD in oilfield wastewater.the problems existing in the research and application of sludge electro-chemical technology.and its development direction are discussed.