μ = original efficiency according pump curve Power - SI units Pv = qv hvρv g / (3.6 106 μv) (4) where Pv = power compensated for viscosity (kW) ρv = density of viscous fluid (kg/m3) g = acceleration of gravity (9.81 m/s2) Power - Imperial units Pv = qv hv SG /...
Centrifugal Pump Requirements Spreadsheet Calculator Requires a Premium Membership to download Preventing Cavitation in Centrifugal PumpSystem design or operation may be necessary to increase the NPSHA above the NPSHR and stop the cavitation. Centrifugal Pump Characteristic CurveCentrifugal Pump Characteristic ...
or m of water - at which a pump can no longer exert enough pressure to move water. At this point, the pump may be said to have reached its "shut-off" head pressure. In the flow curve chart for a pump the "shut-off head" is the point on the graph where the flow rate is zero...
Centrifugal Pumps - Speed Torque Curve The characteristic speed torque curves for centrifugal pumps. Pump Power Calculator Calculate pumps hydraulic and shaft power. Pumps - Affinity Laws Turbo machines affinity laws can be used to calculate volume capacity, head or power consumption in centrifugal...