Research Article

Prediction of Cavitation Evolution and Cavitation Erosion on Centrifugal Pump Blades by the DCM-RNG Method

Table 1

The main parameters of test pump.

ParameterValue

Design flow rate ()50 m3/h
Design head rise ()34 m
Rotational speed ()2900 rpm
Number of blades6
Specific speed88.6
Outlet width of impeller ()12 mm
Outlet pipe diameter of pump ()65 mm
Inlet pipe diameter ()74 mm
Impeller diameter ()174 mm