1. School of Energy and Power Engineering Lanzhou University of Technology No.287 Langongping Road Lanzhou China
2. Key Laboratory of Fluid Machinery and Systems of Gansu Province, Lanzhou University of Technology No.287 Langongping Road Lanzhou China
3. Center for Particle‐Laden Turbulence, Key Laboratory of Mechanics on Environment and Disaster in Western China, College of Civil Engineering and Mechanics Lanzhou University No.222, TianShui Road Lanzhou China