Multipoint and Multiobjective Optimization of a Centrifugal Compressor Impeller Based on Genetic Algorithm

Table 6

The overall performances of baseline and optimal impellers at 50000 rpm.

Parameters	Baseline	Optimal	Improvement
	5.7	6.0	5.3%
(%)	80.0	81.5	1.9%
(kg/s)	2.37	2.21	6.8%
(kg/s)	2.87	2.91	1.4%