General Concepts 2 min read
Requirements for Consistent Operation
Centrifugal pumps are the ultimate in simplicity. In general there are two basic requirements that have to be met at…
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Developing a Pump Performance Curve
A pump’s performance is shown in its characteristics performancecurve where its capacity i.e. flow rate is plotted against its developed…
General Concepts 2 min read
Centrifugal Pump Performance Curves
The capacity and pressure needs of any system can be defined with the help of a graph called a system…
General Concepts 1 min read
The Affinity Laws
The Affinity Laws are mathematical expressions that define changes in pump capacity, head, and BHP when a change is made…
General Concepts 5 min read
Power and Efficiency
Brake Horse Power (BHP) The work performed by a pump is a function of the total head and the weight…
General Concepts 8 min read
Pressure to Head Conversion Formula
The static head corresponding to any specific pressure is dependent upon the weight of the liquid according to the following…
General Concepts 3 min read
Capacity
Capacity means the flow rate with which liquid is moved or pushed by the pump to the desired point in…
General Concepts 1 min read
Auxilliary Components
Auxiliary components generally include the following piping systems for the following services: Seal flushing , cooling , quenching systems Seal…
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Rotating Components
Impeller The impeller is the main rotating part that provides the centrifugal acceleration to the fluid. They are often classified…
General Concepts 2 min read
Seal Chamber and Stuffing Box
Description: centrifugal-pumpsFigure 7: Parts of a Simple Seal Chamber Seal chamber and Stuffing box both refer to a chamber, either…
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Suction and Discharge Nozzles
The suction and discharge nozzles are part of the casings itself. They commonly have the following configurationstwo of which are…
General Concepts 2 min read
Stationary Components
Casings Description: centrifugal-pumps Figure 4: Cut-Away of a Pump Showing Volute Casing Casings are generally of two types: volute and…