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Lecture 3

Armenante njit selected physicochemical separation

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Unformatted text preview: d Physicochemical Separation Processes After James M. Montgomery, Inc., Water Treatment, 1985, p. 80. PIERO M. ARMENANTE NJIT Selected Mechanical Separation Processes After James M. Montgomery, Inc., Water Treatment, 1985, p. 81. PIERO M. ARMENANTE NJIT Operations Involved in the Removal of Suspended Solid in Wastewaters • Screening and comminution • Grit removal • Sedimentation • Floatation • Filtration and centrifugation • Coagulation/sedimentation PIERO M. ARMENANTE NJIT Operations Involved in the Removal of Biodegradable Material in Wastewaters • Activated sludge treatment • Trickling filters • Rotating biological contactors (RBC) • Aerated lagoons • Anaerobic lagoons • Facultative lagoons • Anaerobic treatment PIERO M. ARMENANTE NJIT Operations Involved in the Removal of VOCs in Wastewaters • Adsorption • Absorption • Air stripping • Condensation • Freezing • Incineration • Combustion PIERO M. ARMENANTE NJIT Operations Involved in the Removal of Nitrogen in Wastewaters • Biological nitrogen utilization in activated sludge process • Biological nitrification and denitrification • Air stripping of ammonia • Chlorination • Adsorption...
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