Loss Mechanism of Static Interstage Components of Multistage Centrifugal Compressors for Integrated Blade Design

Table 4

Total pressure loss coefficient for each compressor section before and after modification.

Section	Before modification	After modification	Percentage (%)
Total pressure loss coefficient of diffuser channel	0.089	0.062	30.34
Static pressure recovery coefficient of diffuser channel	0.479	0.615	28.39
Total pressure loss coefficient of bend channel	0.072	0.060	16.67
Total pressure loss coefficient of return channel	0.129	0.046	64.34