1. Key Laboratory of Gas and Fire Control for Coal Mines, China University of Mining and Technology, Ministry of Education, Xuzhou 221116, China
2. School of Safety Engineering, China University of Mining and Technology, Xuzhou, Jiangsu 221116, China
3. Shandong Engineering Research Center of Mine Gas Disaster Control, Qingdao 266404, China
4. The First Prospecting Team of Shandong Bureau of Coal Geology, Qingdao 266404, China
5. School of Safety Science and Engineering, Xi’an University of Science and Technology, Xi’an, Shaanxi 710054, China
6. National and Local Joint Engineering Laboratory of Internet Application Technology on Mine, China University of Mining and Technology, Xuzhou 221116, China