I need resources that explain ways to combine membrane separation and electrochemical technologies for wastewater treatment. Explain fully including advantages and disadvantages, reactions and how to combine.
Arezoo Rasouli membrane-based electrochemical water treatment methods are available. For example, electrodialysis or capacitive deionization. In electrodialysis, an electric field is used to separate ions in solution such as those of contaminating metals or high-salinity water. In this case, anionic and cationic membranes are used to ensure separation of the ions as they migrate towards the electrodes due to the applied electric field. On the other hand, in capacitive deionization, although not always used, anion and cation selective membranes can also be used to separate the ions and minimize the backflow effect into the solution. If you are interested, I can share a book chapter where I collaborated specifically in electrochemical water treatment and electrochemical methods using membranes are discussed, I leave the link here.
Chapter Heavy Metal Pollution in Water: Cause and Remediation Strategies
Arezoo Rasouli, it really depends on the quality of the feed wastewater and the target composition of the treated water, which dictates the removal of specific contaminants and the extent of removal (depends on what application is intended for the treated water). As such, your choice of what technology to use and how to combine different techniques could vary, and one would try different schemes. A general methodology to combine technologies, specifically electrochemical and membrane-based methods, is outlined in this work for oily wastewaterArticle Ozonation-assisted electro-membrane hybrid reactor for oily ...
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Also, the references below outline previous work done on combining technologies in hybrid (one-pot solution) and integrated (train of units) fashions for different types of wastewater: