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Pump power output

The pump power output (PQ) is the useful power transmitted to the fluid handled by the centrifugal pump. The unit is watt (W).

It is defined as:
Förderleistung_Formel_1

If the fluid handled is compressible, the density (ρ) is conventionally agreed to refer to the condition in the pump suction nozzle or the arithmetic mean (ρs + ρd)/2.

Pump power output