1. State Key Laboratory Cultivation Base for Gas Geology and Gas Control, Henan Polytechnic University, Jiaozuo 454003, Henan, China
2. College of Safety Science and Engineering, Henan Polytechnic University, Jiaozuo 454003, Henan, China
3. Collaborative Innovation Center of Coalbed Methane and Shale Gas for Central Plains Economic Region, Jiaozuo 454003, Henan, China
4. School of Emergency Management, Henan Polytechnic University, Jiaozuo 454003, Henan, China