Ultraviolet Light Process Model Evaluation. Presented by: Jennifer Hartfelder, P.E. Brown and Caldwell. Models to Evaluate UV Performance. USEPA Mathematical Protocol – USEPA Design Manual Municipal Wastewater Disinfection
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Jennifer Hartfelder, P.E.
Brown and Caldwell
May assume a conservative required dose (50 to 100 mW-sec/cm2)
Bioassay tests have not been conducted yet for all systems
Bioassay is costly
Bioassays have not used the same protocol (i.e., microorganism)
More research on how to select required dose is necessaryNWRI/AWWARF Protocol