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Balancing mechanism leakage loss

by admin / Tuesday, 23 August 2016 / Published in blog

In many centrifugal pumps, it do not balance the axial thrust mechanism: such as balancing holes, balance pipe, balance disc and the like. Since both sides of the balance mechanism there is a pressure difference, which is also a part of the liquid leakage from a high pressure area to the low pressure area. About 5% of the balance holes reduce leakage will pump efficiency. In the balance disc mechanism, the amount of leakage usually accounts for 3% of the work flow, but some high-pressure pump is larger than this; in order to reduce the leakage loss can be reduced balance disc diameter D without affecting the counterweight situation ‘.

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