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Research Article

Efficiency-House Optimization to Widen the Operation Range of the Double-Suction Centrifugal Pump

Table 1

Design specifications of model pump.

Design parametersValue

Flow rate, Qd (m3/h)500
Head, H (m)40
Rotational speed, N (rpm)1480
Suction diameter, Ds (mm)250
Impeller inlet diameter, D1 (mm)192
Impeller outlet diameter, D2 (mm)365
Delivery diameter, Dd (mm)200
Efficiency, η84

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