By Prof. Dr. Ravi K. Jain, Prof. Dr. Yves Aurelle, Dr. Corinne Cabassud (auth.), Prof. Dr. Ravi K. Jain, Prof. Dr. Yves Aurelle, Dr. Corinne Cabassud, Dr. Michel Roustan, Prof. Dr. Stephen P. Shelton (eds.)
The booklet covers modern environmental matters relating to such topics corresponding to: consuming water, pollution, waste water, detrimental waste and groundwater, and it focusses on present study actions, rising applied sciences and destiny trends.
For every one significant subject zone, an outline paper covers the present nation of the expertise. the person papers have been independently reviewed by way of scientists and engineers a professional within the box and complemented via summaries that come with references to different comparable paintings, and extra technical dialogue or reviews concerning the material. An introductory bankruptcy in English and French offers an outline of the entire papers and summarizes an important matters awarded within the papers and their interrelationship.
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Additional resources for Environmental Technologies and Trends: International and Policy Perspectives
Final quality and reliability, which depend on the contaminant load in the raw water. To propose suitable technical solutions to solve a part of the major drawbacks of the conventional processes, the public and industrial research has focused for nearly ten years on two promising technologies: • membranes • ozonation, which now define the new tendencies for drinking water production. 3 New Tendency I: Membranes Membrane filtration is a pressure driven separation process. A membrane is an absolute fIlter and, provided that its pore-size or cut-off is property chosen, it will reliably separate selected components from water.
Baudu, M. Corporate Source: Lab de Genie chimique Traitement des Eaux, Limoges, Fr Source: Water Research v 28 n 7 Jul 1994. P 1609-1617 CODEN: WATRAG ISSN: 0042-l354 Abstract: Adsorption on activated carbon is an attractive method of removal of organic compounds as micropollutants from natural waters and wastewaters. The physico-chemical nature of the surface of carbon is an important factor in the adsorption process and should be considered in selection or preparation of activated carbon for specific adsorption.
The hollow fibers are outer skinned fibers and the flow configuration is outside-in. The raw water flows at the outside of the fibers in a dead-end mode, i. e. with 100 % yield. Membrane Fouling and Fouling Remediations For drinking water production, the flux through the membranes can be limited by the following phenomena, very often considered all-together and called "fouling": • adsorption • deposition of particles andlor organic matters as a surface cake, or inside the membranes pores and structure, in the case of microfiltration membranes.