Brief Introduction of the Centrifugal Pump

A centrifugal pump is one kind of pumps which iscooling, contamination of oil, abnormal noise and so
quite useful in our daily life. It is a machine foron.
moving a liquid, such as water, by accelerating itWhen centrifugal pumps fail, it is rather important
radially outward in an impeller to a surroundingto find out the root causes of the product failure.
volute casing. They are commonly used to moveTherefore, if centrifugal pumps are not in good
liquids through a piping system.status, you should figure out whether the pump
It can convert the input power to kinetic energy.has failed mechanically or if there is some process
Fluid enters the pump through the eye of thedeficiency, or both. There are mainly three types
impeller which rotates at high speed. The fluid isof problems mostly encountered with centrifugal
accelerated radially outward from the pumppumps: design errors poor operation poor
chasing. A vacuum is created at the impellers eyemaintenance practices. Although centrifugal pumps
that continuously draws more fluid into the pump.may also fail when you do maintenance, it is also
Centrifugal pumps will fail despite of all the care inquite necessary for you to do this because
operation and maintenance. That is to say, theseproper and careful maintenance can prevent
pumps can no long be kept in services. Reasonscentrifugal pumps from early failure. Also, in case
that cause the failure of these products areof any mechanical failure or physical damage of
various. One of the most common conditions ispump internals, the operating engineer should be
that they are not able to deliver the desired flowable to relate the failure to the process unit's
and head. There are still many other conditionsoperating problems.
under which the centrifugal pumps are consideredAll in all, like many other machines, there are
to have failed. For example, there are manymany problems which can lead to the failure of
problems which are related with seals such as thethe centrifugal pumps. If you want to keep them
leakages, loss of flushing, cooling, quenchingin good conditions, you should learn things about
systems, etc. For another example, there arethem comprehensively except for the
many other problems that are related with pumpmaintenance.
and motor bearings such as the loss of lubrication,