Department of chemical and biomolecular engineering. For treating wastewater, electrochemical engineering has been rediscovered during the last four decades through the world for its inherent advantages comparatively with traditional technologies especially chemical and biological techniques. Electrodes with aluminum al, iron fe, steel st and graphite are generally the best suited to electrochemical water treatment. Abstract regarding the treatment of wastewater, electrochemical. Review article recent developments in electrochemical.
Herein, we report the solar thermal electrochemical process step aniline oxidation in wastewater for totally solving the two key obstacles of the huge energy consumption and passivation film in. Pdf electrochemical technologies in wastewater treatment tha. Separation and purification technology 38 2004 1141 electrochemical technologies in wastewater treatment guohua chen. Pdf electrochemical technology for wastewater treatment. Electrochemical technologies in wastewater treatment separation. The hong kong university of science and technology. In practice, the application of electrochemical processes for advanced treatment of water. The electrochemical technologies for water treatment are a clear example of this since they combine high efficiency, with low resource consumption, by using the electron as a clean reagent 2. Eco asia conference 29 10 2008 water pollution impacts. Application of electrochemical technology for water treatment of.
Electrooxidation is finding its application in wastewater treatment in combination with other technologies. Electrochemical reactors for wastewater treatment muddemann. Pdf electrochemical technologies for wastewater treatment and. Most environmental pollutants can be successfully eliminated or converted to nontoxic materials by one or more processes, including elec. Pdf electrochemical technologies in wastewater treatment. Pdf recent developments in electrochemical technology for. The requirements for process water and wastewater treatment with.
Electrochemical treatment of pollutants in water can be accomplished in many different ways, for example, by direct oxidation and reduction. Electrochemical technologies are a promising alternative for the treatment of wastewaters containing organic pollutants. Particular focus was given to electrodeposition, electrocoagulation. Clausthal university of technology, institute of chemical and electrochemical process. Electrolytic wastewater treatment is rarely used in comparison to chemical treatment. Electrochemical technologies for wastewater treatment and resource. Electrochemical treatment of pollutants in water can be accomplished in many different ways, for example, by direct oxidation and reduction reactions, through the production of reactive chemical species, or by releasing chemicals that achieve physical removal. It is effective in degrading the refractory pollutants on the surface of a few electrodes. However, this treatment is convenient and may be more efficient to produce high quality water. For treating wastewater, electrochemical engineering has been rediscovered during the last four decades through the world for its inherent advantages comparatively with traditional technologies. Particular focus was given to electrodeposition, electrocoagulation ec, electroflotation ef and electrooxidation. Electrochemical technologies in wastewater treatment guohua chen.
Electrochemical technologies in wastewater treatment. Jilin agricultural science and technology college school of plant. Electrochemical oxidation treatment of wastewater using activated. Solar thermocoupled electrochemical oxidation of aniline. Electrochemical technologies for wastewater treatment and. Titaniumbased borondoped diamond film electrodes tibdd show high activity and give reasonable stability.
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