Optimization Design and Internal Flow Field Study of Open-Design Vortex Pump

Table 3

Boundary conditions.

Location	Boundary condition types	Settings
Inlet	Mass flow inlet	101,325 Pa, turbulence intensity
Outlet	Pressure outlet	Equal to the operating flow rate
Wall	Nonslip wall	Surface roughness 0.005 mm
Impellers	Rotating	1485 r/min
Volute	Stationary	0 r/min
Lateral cavity	Stationary	0 r/min