[1] School of Resource and Safety, Anhui University of Science and Technology, Huainan 232001, China
[2] Key Laboratory of Integrated Coal Exploitation and Gas Extraction of Anhui Province, Huainan 232001, China
[3] Key Lab of Mining Coal Safely and Efficiently Mining Constructed, Anhui Province and Ministry of Education, Huainan 232001, China
[4] Department of Mining Engineering, West Virginia University, Morgantown, 26505, United States