Optimization for Cavitation Inception Performance of Pump-Turbine in Pump Mode Based on Genetic Algorithm

Table 1

Specification of the performance and geometry parameters.

Parameters	Values
Performance
Design flow rate	450 kg/s
Design head	54 m
Rotational speed	1200 r/min
Geometry
Blade number	9
Leading edge hub diameter	140 mm
Leading edge shroud diameter	300 mm
Trailing edge diameter	514 mm
Outflow width	57.2 mm