Moisture Removal from Transformer Oil Conservator Tanks

The oil reservoir (conservator tank) found onalso remove any water vapour. This new
industrial and commercial hydraulic, lubricating andtechnology positions negative valiant chemistry
electrical transformer systems all suffer thewithin the filter in such a manner as to cause a
common ailment of water. It is well known thatvaliant bond to form with any positive valiant H2O
water can accumulate in these conservator tanksmolecules that may be passing through with the
to contaminate the oil and whether this happens inair and trapping any water vapour within the filter.
a short period or gradually over time the endThese breather systems have demonstrated the
result is the same, the equipment suffers fromability to lower moisture levels in hydraulic oil
rust, corrosion and reduced lubrication.reservoirs to below condensate dew points and
Transformers have even been known to explodeoffers a replacement for various static-functioning
from the loss of dielectric strength in theirsilica-gel breathers. These water-removing air
insulating oil. To a great degree this problem isfilters perform in a superior manner, as silica-gel
caused by the water being condensed from thebreather's efficiencies are limited to approximately
humidity in the atmosphere around the40% relative humidity environments due to
conservator tank that then accumulates in the oil.silica-gel being a ridged structure incapable of
In an attempt to solve this problem and maintainexpansion.
"dry" oil in lubricating and hydraulic oil systems,Silica-gel only holds water as a permeating vapour
water-removing oil filters were developed thatthat enters under the principal of vapor pressure
can remove water from the oil via a flow streamdifferentials that may exist between the granule
through the filter. However, filtering does notand its proximate atmosphere. Whereas a spin-on
solve the overall moisture problem but onlyair filter's superior performance is due to its
addresses the water after it is in the oil ofunique water-absorbing structures that are able to
transformer systems. In additon, it is difficult toexpand as they accommodate and hold incoming
filter oil in transformers as for the most part theywater under hydrogen bonding principals. I have
are designed as static reservoirs and do not haveseen numerous examples of spin-on air filters
oil flow streams to connect to. What is needed isbeing installed and used to lengthen the life of
an affordable method of preventing the waterexisting silica-gel breathers by as much as 6
condensing from the atmosphere.months. Hopefully many power generation
The cutting edge technology of spin-on air filterscompanies will take notice of this new technology
solves the problem of water condensing fromand see the cost advantages of spin-on air filters.
conservator tank atmospheres. These uniqueAs a result of their water retention ability these
filters have been designed to remove water fromfilters will be found much more efficient in
an air stream as it passes through the filter andstatic-air desiccation of transformer oil
when used as a conservator breather system itconservator tanks.
will not only remove particulate from air, but will