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zhonghang dissolved air flotation

  • What is a DAF? How does a DAF Work? Dissolved Air Flotaiton by .

    What is a DAF ? Dissolved air flotation (DAF) is a water treatment process that clarifies wastewater by removing suspended 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. The released air forms tiny bubbles.

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  • Dissolved Air Flotation (DAF) Systems Evoqua Water Technologies

    Dissolved Air Flotation (DAF) systems are designed to remove suspended solids (TSS), biochemical oxygen demand (BOD5), and oils and greases (O&G) from a wastewater stream. Contaminants are removed through the use of a dissolved air in water solution produced by injecting air under pressure into a recycle stream.

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