1. Center for Particle-Laden Turbulence, Key Laboratory of Mechanics on Disaster and Environment in Western China, Ministry of Education, and College of Civil Engineering and Mechanics, Lanzhou University, Lanzhou 730000, China
2. Research Center for Applied Mechanics, School of Mechano-Electronic Engineering, Xidian University, Xi’an 710071, China
3. St. Anthony Falls Laboratory and Department of Mechanical Engineering, University of Minnesota, Minneapolis, Minnesota 55455, USA