By Ferhan Cecen, Ouml;zgür Aktas
This monograph offers finished assurance of applied sciences which combine adsorption and organic approaches in water and wastewater remedy. The authors supply either an creation to the subject in addition to a close dialogue of theoretical and useful considerations.After a overview of the fundamentals interested by the chemistry, biology and know-how of built-in adsorption and organic elimination, they speak about the setup of pilot- and full-scale therapy amenities, masking powdered in addition to granular activated carbon. They elucidate the criteria that effect the profitable operation of built-in platforms. Their dialogue on built-in platforms expands from the consequences of environmental to the elimination of assorted toxins, to regeneration of activated carbon, and to the research of such platforms in mathematical phrases. The authors finish with a glance at destiny wishes for study and develoment.A really useful source for environmental engineers, environmental and water chemists, in addition to pros operating in water and wastewater remedy.
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Extra info for Activated Carbon for Water and Wastewater Treatment: Integration of Adsorption and Biological Treatment
1998) Adsorption – its development and application for practical purposes, in Adsorption and Its Applications in Industry and Environmental Protection. Studies in Surface Science and Catalysis, vol. 120 (ed. A. Dabrowski), Elsevier Science B. , pp. 3–68. c01 9 Dabrowski, A. (2001) Adsorption-from theory to practice. Advances in Colloid and Interface Science, 93, 135–224. J. (2006) Milestones in the development of municipal water treatment science and technology in the 19th and early 20th centuries: part I.
While the majority of GAC adsorption applications target the removal of natural and/or anthropogenic organic compounds, BAC ﬁltration is also suited to some extent for the elimination of inorganics such as ammonia, perchlorate, and bromate. The characteristics of this unit process is extensively addressed throughout Chapters 8–11. 5 Improved Control of Pollutants through Integrated Adsorption and Biological Treatment Water and wastewaters are multicomponent mixtures. As such, it is impossible to measure the presence and removal of a large number of compounds present in treatment or remediation systems.
Surface functional groups play an important role in the adsorption of various organic molecules. For example, aromatic compounds can be adsorbed at the carbonyl oxygens on the carbon surface according to a donor–acceptor complexation mechanism. The carbonyl oxygen acts as the electron donor, while the aromatic ring of the solute acts as the electron acceptor. Adsorption also occurs by hydrogen bonding of the phenolic protons with surface functional groups and by complexation with the rings of the microcrystallite planes .
Activated Carbon for Water and Wastewater Treatment: Integration of Adsorption and Biological Treatment by Ferhan Cecen, Ouml;zgür Aktas