Pumps

1
Pumps

• ME 1065
• L. Schaefer

2
Positive Displacement Pumps Reciprocating

• Piston/Plunger
• Diaphragm

3
Positive Displacement Pumps Rotary (Single Rotor)

• Sliding Vane

4
Positive Displacement Pumps Rotary (Single Rotor)

• Flexible Tubing/ Peristaltic (Wave)

5
Positive Displacement Pumps Rotary (Single Rotor)

• Screw

(1522 Woodcut)
6
Positive Displacement Pumps Rotary (Multiple
Rotors)

• Gear

7
Positive Displacement Pumps Rotary (Multiple
Rotors)

• Lobe/Circumferential Piston

8
Positive Displacement Pumps Rotary (Multiple
Rotors)

• Screw

9
Dynamic Pumps Rotary

• Radial (Centrifugal) or
• Axial Exit Flow (or Mixed)

10
Dynamic Pumps Other Types

• Jet Pump/Ejector
• Electromagnetic

11
Dynamic Pumps Other Types

• Fluid-Actuated (Gas Lift/Hydraulic Ram/Trompe)