OVERVIEW

Basic concepts

Abandonment of pumps
Best flow rate
Cavitation
Density
Duty of Pumps
Effective Flow
Flow
Flow velocity
Geodetic Head
Head
Mains frequency
Minimum flow
Minimum Inlet Pressure
Net positive suction head (NPSHr)
Newtonian Fluid
Non-Newtonian Fluids
NPSH
Operating Point of a Centrifugal Pump
Operating temperature
Pump
Pumped medium
Rated Pressure
Required Pump Shaft Power
Shaft Power
Total Head
Total static head
Vapour Pressure
Viscosity

Pump types

Canned rotor pump
Centrifugal Pump
Diaphragm pump
DIN-Standards Centrifugal End-Suction Pump
Gear pump
Glanded Pump
Glandless Pump
High pressure centrifugal pump
Liquid pump
Monobloc / Inline Centrifugal Pump
Multistage centrifugal pumps
Norm pump
Plunger pump
Positive Displacement Pump
Progressing cavity pump
Pump Designs in Building Services
Reciprocating Piston Pump
Rotary lobe pump
Screw spindle pump
Self-Priming Centrifugal Pumps
Side channel pump

Constructions

Impeller
Number of Pole Pairs
Shaft Seals

Pump sizing

Avoiding Cavitation
Best efficiency point of the pump
Dimensioning criterias
Duty Point
NPSH required
Operating Point of a Centrifugal Pump
Pipe diameter
Pump Selection
Suction Head With Non-Selfpriming Centrifugal Pumps
Suction operation with normal priming centrifugal pumps
System NPSHavailable

Performance curves

Calculating the System H-Q Curve
Curve Corrections for Different Fluids
Performance curve conversion for impeller trimming
Pump Performance Chart
Pump Performance Curve
Speed – Affinity Laws
System Curve