There are many different types of positive displacement pumps, such as:
- Rotary lobe pump.
- Progressing cavity pump.
- Rotary gear pump.
- Piston pump.
- Diaphragm pump.
- Screw pump.
- Gear pump.
- Vane pump. etc.
Below mentioned picture depicts about the various types of pump. Once go through this / will help you to know about various types of pumps
The schematic shown here in this picture is of centrifugal pump . In this picture You can see how suction and discharging takes place in a centrifugal pump.
