1. College of Mining Engineering, Taiyuan University of Technology, Taiyuan 030024, China
2. Shanxi Province Coal-Based Resources Green and High-Efficiency Development Engineering Center, Taiyuan 030024, China
3. Postdoctoral Centre, Shandong Energy Group Co., Ltd., Jinan 250014, China
4. Yangcheng County Yangtai Group Industrial Co., Ltd., Jincheng 048100, China