
Applied UV cc specialises in UV water disinfection, which
is a non-chemical method to treat contaminated water. We have
been active in the UV disinfection industry since 1990 and
have extensive experience in this field.
UV
water disinfection systems are designed around a number of
factors such as water quality, flowrate and UV dose required.
Water
quality is a function of the clarity of the water and the
dissolved substances in the water. Both these factors will
effect the UV transmission of the water and, consequently,
the size of the system.
The
flowrate will directly effect the design and sizing of the
system, as a certain exposure time is required to have efficient
disinfection.
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Locally
manufactured stainless steel unit for RO water on blood
dialysis machine
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The
UV dose is a function of the exposure time and the available
UV power and is expressed in mJ/cm2. Both of the above factors
will have an effect on the UV dose.
It
is very important to take these factors into account when
choosing a UV disinfection system and to make sure that the
system selected can achieve the correct UV dosage required
to have efficient and effective disinfection.
We
manufacture our own range of equipment under the UVPURE name
and have installed hundreds of these units for a variety of
applications. These units are available with uPVC or stainless
steel chambers. 12V DC systems are also available. Due to
local manufacture the UVPURE units are very economically priced.
Applications
range from drinking water to borehole water, food and pharmaceutical
industry, mineral water bottling, beverage industry, fish
farming and aquaculture (both sea and fresh water).
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InLine
drinking water system
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UV
is now also being used to treat effluent. These systems are
very efficient and economical.
For
applications requiring larger flows and/or more sophisticated
monitoring we supply systems from Berson UV in Holland. Berson
UV has extensive experience in potable water and effluent
treatment. For effluent treatment special units are designed
for open and closed channels.
The
Berson systems have UV monitors for constant control and also
manual/automatic cleaning mechanisms for maintenance free
operation. Larger systems also include energy control and
complete automation with microcomputers.
For
potable water treatment we normally only require the UV transmission
and the peak flowrate to make a recommendation.
UV
is also used to disinfect surfaces with open UV lamps, especially
in the food and beverage industry. This is used on items such
as packing foil, plastic cups, bottles, bottle caps and products
on a conveyor belt.
With
no chemicals required, UV disinfection is very environmentally
friendly and does not change the water in any other way.
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