Rotary pumps are classified into the following types:

1. Gear pump: Uses gears to transfer fluid.

2. Lobe pump: Utilizes lobes to move fluid.

3. Screw pump: Employ screws to convey fluid.

4. Vane pump: Relies on vanes to transfer fluid.

5. Peristaltic pump: Functions by squeezing a tube to move fluid.

 

The selection of the type of rotary pump depends on factors such as the nature of the fluid, flow rate, pressure, and application requirements.