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AWWA WQTC59027

AWWA WQTC59027 Membrane Piloting & Procurement

Conference Proceeding by American Water Works Association, 11/02/2003

Chang, Yujung

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This slide presentation discusses techniques for ultrafiltration membraneintegrity assurance and fouling identification. Topics covered include: direct integrity tests to detect compromised membrane fibers; challenge tests to provide proof of pathogen log removal value retained by the membranes; membrane autopsy for fouling information on improving influent pretreatment and cleaning regime; influent end foulant accumulation; and, powdered activated carbon found on membrane surface after chemical cleaning.

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