Packed tower aeration

For organic contaminant removal from surface water packed-tower aeration, granular activated carbon (GAC), powdered activated carbon (PAC), diffused aeration, advanced oxidation processes, and reverse osmosis (RO). [Pg.9]

FIGURE 18.10 Schematic diagram of packed tower aerator. [Pg.721]

Packed tower aeration (PTA), also referred to as packed column aeration (PCA), is a waterfall aeration process that trickles water down through and air flow up through plastic... [Pg.21]

A full-scale packed tower aeration column plant using groundwater at an air-to-water ratio of 25 1 achieved 97-99% reductions from initial TCE influent concentrations ranging from 1500 to 2000 pg/L. [Pg.37]

A pilot packed tower aerator with 9 C influent, achieved up to 99.27% removal of vinyl chloride. [Pg.37]

Cost ( 1998) for Percent Removal of Several VOCs and Radon Using Packed Tower Aeration (US EPA) (4)... [Pg.39]

J. Q. Adams and R. M. Clark, Evaluating the costs of packed tower aeration and GAC for controlling selected organics. J. Am. Water Works Assc. 83(1), 49 (1991). [Pg.80]

TREATABILITY/REMOVABILITY Process, Removable Range (%), Avg. Achievable Cone. (pg/L)) Filtration, 37, 94 Sedimentation, 0, negative removal Sedimentation with chemical addition (alum, lime), 91, 150 Sedimentation with chemical addition (alum), 90, 150 Activated sludge, 67->99, 98 Granular activated carbon adsorption, >93, <0.04 best available technologies granular activated charcoal and packed tower aeration... [Pg.374]

Many different technologies have been applied for treating waste water streams. Steam stripping packed tower aeration, PTA,... [Pg.167]

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