Table 2.

Parameters and boundary conditions

Culture medium density (kg/m3)	1,030
Dynamic viscosity (Pa s)	2.5×10−3
Vessel rotational velocity (rpm)	1, 10, 30, −1, −10, −30
Fluent version	2 ddp
Solver	Segregated, implicit
Pressure	Body-force weighted
Pressure–velocity coupling	PISO
Momentum	Second-order upwind
Flow	Laminar