Simulation of a Centrifugal Pump by Using the Harmonic Balance Method

Table 1

Main characteristics of the pump.

Characteristics	Value
Rated flow,	6.3 m^3/h
Rated head,	8 m
Rotating speed,	1450 rpm
Impeller inlet diameter,	50 mm
Impeller outlet diameter,	160 mm
Volute inlet diameter,	172 mm
Blade outlet width,	6 mm
Blade outlet angle,	27°
Blades number,	6
Flow coefficient	0.133
Head coefficient	0.0028
Specific speed,	47
Re at the impeller inlet
Re in the impeller	~10^6