1. Master Student, Turbomachinery Laboratory, State Key Laboratory of Automotive Safety and Energy, Tsinghua Univ., No. 30, Shuangqing St., Haidian District, Beijing 100084, China.
2. Associate Professor, Institute for Aero Engine, Tsinghua Univ., No. 30, Shuangqing St., Haidian District, Beijing 100084, China (corresponding author).
3. Assistant Professor, Institute for Aero Engine, Tsinghua Univ., No. 30, Shuangqing St., Haidian District, Beijing 100084, China.
4. Professor, Institute for Aero Engine, Tsinghua Univ., Shuangqing St., Haidian District, Beijing 100084, China.