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AWWA WQTC62477

AWWA WQTC62477 Disinfection 2020 Towards a Fourth Generation in Water (Chemical) Disinfection Process Design

Conference Proceeding by American Water Works Association, 11/01/2005

Haas, Charles N.

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This slide presentation outlines information on the evolution of disinfection design practices. Topics covered include: the problem of disinfection byproducts and recalcitrantpathogens; realization of issue of hydraulic imperfections (tsub10/sub does not cut it) and balancing objectives (DBPs); maximumsegregation paradigm; idealized batchdisinfection curves; histogram of differences (allOrganisms); rational vs "ct"method (Giardia,free chlorine); problems with 3rdgeneration methods; vision for Generation 4.0; missing pieces; ozone kinetics considering water quality; pilot chlorine contactor; and, residual prediction.

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