Research Article

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

Figure 19

Characteristics of shock-induced vortex stability at near stall condition for Rotor 67.
(a) Vortex structures colored with relative Mach number and absolute vorticity distributions on crossflow planes
(b) Vortex structures colored with helicity and axial velocity distributions on crossflow planes