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Uv lamp for water treatment plant.
Uv a uv b and uv c and it is this last region the shortwave uv c that has germicidal properties for disinfection.
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The water to be treated passes evenly through the housing.
Advantages of uv for municipal wastewater.
A low pressure mercury arc lamp resembling a fluorescent lamp produces the uv light in the range of 254 manometers nm.
Uv water disinfection for wastewater applications for large scale wastewater disinfection operations or small scale wastewater systems uv treatment is a safe environmentally friendly and cost effective method.
Uv disinfection is a physical process that instantaneously neutralizes microorganisms as they pass by ultraviolet lamps submerged in the effluent.
The process adds nothing to the water but uv light and therefore has no impact on the chemical composition or the dissolved oxygen content of the water.
More and more wastewater treatment plants are adopting this method over other chemical based disinfection methods such as chlorine gas.
Principles of uv disinfection home water treatment uv radiation has three wavelength zones.
Uv plants consist of uv lamps installed in stainless steel housing in a defined arrangement.