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

Figure 31

Velocity distribution of the internal flow field in the different compressors. (a) Return channel in the original model. (b) Vortex at the suction surface in the return channel of the original model. (c) Integrated blade in the improved model.

(a)

(b)

(c)