Performance Prediction of the Centrifugal Compressor Based on a Limited Number of Sample Data

Table 1

Required input settings for centrifugal compressor.

Parameter names	Values	Unit
Design pressure ratio	1.86
Design mass flow rate	0.5	kg/s
Design rotational speed	10,000	rpm
Inlet stagnation temperature	428	K
Inlet stagnation pressure	600,000	Pa
Inlet angle	0	degree
Radial distribution	Constant angle
Incidence at shroud	1.5	degree
Relative velocity ratio	0.52
Hub inlet diameter	30	mm
Stacking	Radial
Main vanes	9
Intervanes	9
Back sweep angle	45	degree
Rake angle	30	degree