1. State Key Laboratory of Mining Response and Disaster Prevention and Control in Deep Coal Mines, Anhui University of Science & Technology, Huainan 232001, Anhui, China
2. School of Safety Science and Engineering, Anhui University of Science & Technology, Huainan 232000, Anhui, China
3. Joint National-Local Engineering Research Centre for Safe and Precise Coal Mining, Anhui University of Science & Technology, Huainan 232001, Anhui, China