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

Figure 24

Discrimination of shock-induced vortex stability by parameter Delta at near-peak efficiency condition.

(a) 30% pitch

(b) 44% pitch

(c) 48% pitch

(d) 50% pitch

(e) 58% pitch

(f) 61% pitch