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BaizhenDissolved Air Flotation System (DAF)

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Dissolved air flotation (DAF) is a water treatment process that clarifies wastewaters (or other waters) by the removal of suspended matter such as oil or solids. The removal is achieved by dissolving air in the water or wastewater under pressure and then releasing the air at atmospheric pressure in a flotation tank basin.

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Dissolved Air Flotation is the process of removing grease, oils and other fineSuspended solids and reduces COD and BOD device. the use of air bubble flotation. Air was dissolved into water, the air -saturated water generated from dissolved air micro bubbles attach to the surface of solids,The light of solids(less dense than water)lifting them to the surface.distributed over the whole tank width,make suer optimum phase separation. Mechanical skimmer remove the floating sludge layer and thepurified wastewater discharges to sewer.