Open Access

ARTICLE

A Numerical Investigation of the Stress Relief Zones Around a Longwall Face in the Lower Seam for Gas Drainage Considerations

Chunlei Zhang^1,2,3,*, Y. P. Chugh², Ruimin Feng⁴, Yong Zhang⁵, Wei Shen¹, Jingke Wu¹, Yushun Yang¹

1 Faculty of Architecture and Civil Engineering, Huaiyin Institute of Technology, Huai’an, 223001, China
2 Mining and Mineral Resources Engineering, Southern Illinois University, Carbondale, Illinois, 62901, USA
3 School of Mechanics and Civil Engineering, China University of Mining & Technology (Beijing), Beijing, 100083, China
4 Department of Civil Engineering, University of Arkansas, Fayetteville, AR 72701, USA
5 School of Energy and Mining Engineering, China University of Mining & Technology (Beijing), Beijing, 100083, China

* Corresponding Author: Chunlei Zhang. Email: