Biogranulation Technologies for Wastewater Treatment: by Joo-Hwa Tay, Stephen Tiong-Lee Tay, Yu Liu, Kuan Yeow Show,

By Joo-Hwa Tay, Stephen Tiong-Lee Tay, Yu Liu, Kuan Yeow Show, Volodymyr Ivanov

Microbial granules have useful significance in anaerobic and cardio organic wastewater therapy. benefits of granules are retention of biomass in reactor, variety of microorganisms, advanced constitution, and resistance to unfavourable stipulations. Microbial granules can be utilized to regard municipal and commercial wastewater for removing of natural topic, xenobiotics, foodstuff, and heavy metals. The ebook covers just about all features of formation and use of microbial granules in wastewater therapy. the information on cardio microbial granulation are comparable ordinarily to laboratory platforms because of few pilot platforms on this planet utilizing cardio microbial granules. besides the fact that, via the analogy with anaerobic granulation, that's now used around the world, it really is attainable to foretell extensive purposes of cardio granulation. This e-book may help researchers and engineers boost those new biotechnologies of wastewater therapy in keeping with cardio granulation. * Covers all features of formation, association, and use of microbial granules in wastewater remedy * Integrates engineering, microbiology, and biotechnology of microbial granules * includes of deep primary information in addition to sensible details for purposes of microbial granules in wastewater therapy

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1995; Schmidt and Ahring, 1996). Based on microscopic examination of the UASB granules, Fang (2000) proposed 18 Biogranulation technologies for wastewater treatment that the microbial distribution of the UASB granules strongly depends on the degradation thermodynamics and kinetics of individual substrates. Therefore, it appears that different dominating catabolic pathways may give rise to different structural granules. So far, none of the structural models could explain a spontaneous and sudden washout of the established granular sludge bed as a result of a change in wastewater composition, which is commonly encountered in the operation of UASB systems.

1995). Effect of temperature on the anaerobic thermophilic conversion of volatile fatty acids by dispersed and granular sludge. J. , 30, 199–207. B. (1987). Electrophoretic mobility and hydrophobicity as a measure to predict the initial steps of bacterial adhesion. Appl. Environ. , 53, 1898–1901. H. (2004). Effects of cationic polymer on start-up and granulation in UASB reactors. J. Chem. Technol. , 79 (3), 219–228. M. (1998). The Spaghetti theory on anaerobic granular sludge fermentation, or the inevitability of granulation.

J. , 35, 1052–1060. H. (2001b). Enhanced sludge granulation in upflow anaerobic sludge blanket (UASB) reactors by aluminum chloride. Chemosphere, 44, 31–36. , & Hermansson, M. (1994). Effects of ionic strength on bacterial adhesion and stability of flocs in a wastewater activated sludge system. Appl. Environ. , 60, 3041–3048. This Page Intentionally Left Blank Chapter 2 Factors Affecting Anaerobic Granulation Kuan-Yeow Show Introduction A major problem associated with the upflow anaerobic sludge blanket (UASB) reactors is the long start-up period required for the development of anaerobic granules.

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