1. Joint National-Local Engineering Research Centre for Safe and Precise Coal Mining, Anhui University of Science and Technology, Huainan 232001, China
2. Institute of Energy, Hefei Comprehensive National Science Center, Hefei 230031, China
3. School of Safety Science and Engineering, Anhui University of Science and Technology, Huainan 232001, China
4. School of Resource, Environment and Safety Engineering, Hunan University of Science and Technology, Xiangtan, Hunan 411201, China
5. School of Mechanical and Mining Engineering, The University of Queensland, St Lucia, QLD4072, Australia