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Basics of Centrifugal Pumps – Know Your Machines

Centrifugal pumps are common in industry. They are used to move various liquids from one place to another. This work is performed using a rotating pump wheel, or “impeller”, with a number of “vanes” on it. The wheel acts against the pump housing internals, which are either a volute or diffuser style, and produce the…

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Fundamental Pump Laws

It doesn’t matter what size, shape or design of the pump its purpose is to move fluids. Head loss that must be overcome makes the task a bit more complicated and the type of pump makes a difference. Two of the basic pump laws are volumetric flow rate and pump power:   Volumetric Flow Rate:…

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