Working Principle of a Centrifugal Pump

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All You Need to Know About Centrifugal Pumps A centrifugal pump can be defined as a special form of rot dynamic pump that uses a rotating impeller for raising the rate of the fluid. These pumps have been in use for a long time and over the years the designs in which they come have improved significantly. Centrifugal pumps are also some of the easiest ones to use as it does not require too much of technical knowledge on the part of the user to work with them. The main function of centrifugal pumps is to convert the electric energy of a motor into usable kinetic energy that causes pressure and forces the liquid to come out. The pump is comprised of two main components, i.e. the impeller and the volute in which the change of energy takes place. Kinetic energy is directly converted into pressure in the volute, which is an inactive part of the pumping device. The impeller, on the other hand, is the active revolving part that directly converts the driver energyinto kinetic energy. The centrifugal force is developed as the liquid travels into the pumping section and also the eye part of the impeller. As the impeller starts to revolve, the liquid is instantly turned into centrifugal force that vanes outward. As this liquid moves out of the impeller, it causes a low pressure area to develop that allows more liquid to come out easily.

Transcript of Working Principle of a Centrifugal Pump

Page 1: Working Principle of a Centrifugal Pump

All You Need to Know About Centrifugal Pumps

A centrifugal pump can be defined as a special form of rot dynamic pump that

uses a rotating impeller for raising the rate of the fluid. These pumps have been in

use for a long time and over the years the designs in which they come have

improved significantly. Centrifugal pumps are also some of the easiest ones to use

as it does not require too much of technical knowledge on the part of the user to

work with them.

The main function of centrifugal pumps is to convert the electric energy of a

motor into usable kinetic energy that causes pressure and forces the liquid to

come out. The pump is comprised of two main components, i.e. the impeller and

the volute in which the change of energy takes place. Kinetic energy is directly

converted into pressure in the volute, which is an inactive part of the pumping

device. The impeller, on the other hand, is the active revolving part that directly

converts the driver energyinto kinetic energy. The centrifugal force is developed

as the liquid travels into the pumping section and also the eye part of the

impeller. As the impeller starts to revolve, the liquid is instantly turned into

centrifugal force that vanes outward. As this liquid moves out of the impeller, it

causes a low pressure area to develop that allows more liquid to come out easily.

Page 2: Working Principle of a Centrifugal Pump

There are numerous different types of centrifugal pumps currently available in

the market. These include single stage centrifugal pumps and multistage

centrifugal pumps. They can also be classified based on their flow types, i.e. radial

flow; axial flow and mixed flow. The pumps can also differ based on their

individual capacities and sizes. While choosing centrifugal pumps for your own

projects, you must consider the pressure and volume requirements of the

particular application for which you intend to use them. The material that is being

pumped is also another thing that you need to take into consideration. Among

the different types of items that can be pumped by using these pumps are oil,

fertilizers, clear water and certain types of other chemicals. You will also have to

check the requirement of horsepower when it comes to volume and discharge

pressure. The best part about using these pumps for your pumping projects is

that they can handle suspension efficiently and do not require high maintenance

on the part of the user.

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