drinking water ultraviolet disinfection system Articles
Implementing tier 2 analysis on biodosimetric test results
With both goals to develop a sizing program and an operation matrix the biodosimetric results of an in-line cross-flow reactor equipped with 6 medium pressure lamps were analyzed per the US EPA Ultraviolet Disinfection Guidance Manual (UVDGM) Tier 2 approach. Using a Tier 1 analysis was quickly ruled out for this reactor, as the surrogate microorganism used during biodosimetry was B. subtilis ...
Shining a Light on the Food and Beverage Industry
As published in this months edition of Process & Control, Diane White discusses how UV systems can provide a practical, power saving alternative to pasteurisation in food and beverage production Waterborne micro-organisms are responsible for adverse effects on flavour, colour, odour and shelf life of products and, of course, potential health risks to consumers. A number of emerging ...
UVT 101: Everything you need to know about UV transmittance for UV disinfection
ABOUT UVT UV transmittance, UV transmission or UVT is a measurement of the amount of ultraviolet light (commonly at 254 nm due to its germicidal effect) that passes through a water sample compared to the amount of light that passes through a pure water sample. To measure UVT, ultraviolet light at 254 nm is passed through a 10 mm quartz cell containing the sample water. The intensity of attenuated ...
NIPH validated UV systems for floatel superior - Case study
Floatel Superior is a semisubmersible accommodation and construction support vessel, designed to meet the stringent rules and regulations for all year operation on the Norwegian Continental Shelf. Floatel Superior is a semisubmersible accommodation and construction support vessel. She is designed to meet the stringent rules and regulations for all year operation on the Norwegian ...
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