Vibration of Shaft System in the Mixed-Flow Pump Induced by the Rotor-Stator Interaction under Partial Load Conditions

Table 2

Results of energy performance.

Parameters	1.0Qdes	0.4Qdes	0.2Qdes
Inlet pressure(kPa)	17.99	23.72	30.44
Outlet pressure (kPa)	71.96	104.27	123.32
Rotating speed(r/min)	1450.88	1447.7	1448
Torque (N·m)	58.78	60.39	70.25
Shaft power (kW)	8.93	9.15	10.65