1. College of Safety Science & Engineering, Liaoning Technical University, Fuxin, Liaoning 123000, China
2. Postdoctoral Research Workstation of Yangquan Coal Industry (group) Co., Ltd, Yangquan, Shanxi 045000, China
3. Key Laboratory of Mine Thermodynamic Disasters & Control of Ministry of Education, Fuxin, Liaoning 123000, China