1. State Key Laboratory of Mining Response and Disaster Prevention and Control in Deep Coal Mines, Anhui University of Science & Technology, Huainan, Anhui 232001, China
2. School of Safety Science and Engineering, Anhui University of Science & Technology, Huainan, Anhui 232001, China
3. Joint National-Local Engineering Research Centre for Safe and Precise Coal Mining, Anhui University of Science & Technology, Huainan, Anhui 232001, China
4. Huainan Mining Group Co., Ltd, Huainan, Anhui 232001, China
5. State Key Laboratory of Coal and Coalbed Methane Co-Mining, Jincheng 048012, China