Li Qiushi Born in 1970, he received Ph.D. degree from Beijing University of Aeronautics and Astronautics in 2000. Now he is a professor in the same university. His research activities are centered on compressor aerodynamics, inlet distortion and stall prediction and casing treatment, etc. E-mail:liqs@ buaa. edu. cn Corresponding author. Tel: + 86-10-82316624. E-mail address : whbuaa@sip. buaa. edu. cn Wu Hong Born in 1982,he received Ph. D. degree from Beijing University of Aeronautics and Astronautics in 2009. His main research interests lie in aerodynamic design of high-loaded fan/compressor, and aerodynamic design methodology for compressor based on vorticity dynamics.