1. School of Energy Science and Engineering, Henan Polytechnic University, Jiaozuo, Henan 454000, China
2. State and Local Joint Engineering Laboratory for Gas Drainage & Ground Control of Deep Mines, Henan Polytechnic University, Jiaozuo, Henan 454000, China
3. School of Resources and Safety Engineering, Central South University, Changsha, Hunan 410083, China
4. The Collaborative Innovation Center of Coal Safety Production of Henan, Jiaozuo, Henan 454000, China