Engineering Application of an Identification Method to Shock-Induced Vortex Stability in the Transonic Axial Fan Rotor

Figure 22

Identification of vortex existence in the tip region by parameter PanBie at near-peak efficiency condition.

(a) Schematic locations of six selected pitchwise sections

(b) 30% pitch

(c) 44% pitch

(d) 48% pitch

(e) 50% pitch

(f) 58% pitch

(g) 61% pitch