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Membrane cleaning with pulsed airlift pump

  • US 8,372,276 B2
  • Filed: 11/17/2011
  • Issued: 02/12/2013
  • Est. Priority Date: 05/29/2007
  • Status: Active Grant
First Claim
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1. A water treatment system comprising:

  • a plurality of membrane modules arranged in a water treatment tank;

    a plurality of gas-lift pumps positioned below the plurality of membrane modules, each of the plurality of gas-lift pumps constructed and arranged to deliver a pulsed two-phase gas/liquid flow that is random in at least one of magnitude, frequency, and duration to each of the plurality of membrane modules.

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