Results 251 to 260 of about 4,616 (263)

Study on the Method of Pressure Relief and Energy Absorption for Protecting Roadway Under Thick and Hard Roof

Rock Mechanics and Rock Engineering, 2023
Qiankun Fu, Jun Yang, Hong-Jong Song, Xingyi Wu, Yuxuan Liu, Xingjian Wei   +5 more
semanticscholar   +1 more source

Moment Tensor and Stress Field Inversions of Mining-Induced Seismicity in A Thick-Hard Roof Zone

Rock Mechanics and Rock Engineering, 2023
Chunting Song, Cai-Ping Lu, Haiquan Liu, Jie Song, Cheng Liu, Hua Cui, Jin-rui Zhang   +6 more
semanticscholar   +1 more source

Hydraulic fracturing technology for controlling surrounding rock failure under coal pillar and thick-hard roof conditions: stress-fluid–solid coupling analysis based on multi-scale DEM

Engineering Failure Analysis
Yiyi Wu, Chenyang Liu, Yubing Gao, Manchao He, Jingkun Zhu, Chuanjiu Zhang   +5 more
semanticscholar   +1 more source

Dynamic Loading Mechanism and Stability Control of Gob-Side Entry Retaining with Thick and Hard Roof: Insights from Numerical Simulation and Field Test

Mining Metallurgy & Exploration, 2023
Zizheng Zhang, Shi-Xu Xu, Wei-jian Yu, Jinlin Xin, J. Bai, Shuai Yan, Hai Wu   +6 more
semanticscholar   +1 more source

Research on the Fracture Mechanism and Pressure Relief Control Technology of the Thick and Hard Roof in a Coal Pillar Recovery Working Face

International Journal of Geomechanics
Yiyi Wu, Xiang Ma, Dongdong Chen, Yubin Gao, S. Xie, Yongsheng Meng   +5 more
semanticscholar   +1 more source

Hydraulic Fracturing Control of the Hard Roof During Horizontal Slicing Fully Mechanized Top Coal Caving Mining in Steep Thick Coal Seam

Mining Metallurgy & Exploration
Luying Shao, Bingxiang Huang, Shuliang Chen, Haoze Li, Xinglong Zhao   +4 more
semanticscholar   +1 more source

Innovative pillar recovery method integrating gob-side entry driving and directional roof-cutting for thick-hard roof coal seams

Journal of Central South University
Yi-yi Wu, Q. Ye, Yu-bing Gao, Xing-xing Zhang, Man-chao He   +4 more
semanticscholar   +1 more source

Initial weighting strength control of thick and hard roof based on pre-splitting blasting of whole roadway roof: numerical model and engineering verification

Results in Engineering
Chenyang Liu, Hui Li, Yiyi Wu, Yuxuan Wang, Jingkun Zhu   +4 more
semanticscholar   +1 more source

Deformation mechanism and roof pre-splitting control technology of gob-side entry in thick hard main roof full-mechanized longwall caving panel

Journal of Central South University
Haosen Wang, Manchao He, Jiong Wang, Gang Yang, Zi-min Ma, Can Ming, Rui Wang, Zeng Feng, Wen-jie Zhang   +8 more
semanticscholar   +1 more source

A Case Study of Effective Support Working Resistance and Roof Support Technology in Thick Seam Fully-Mechanized Face Mining with Hard Roof Conditions

Sustainability, 2017
Weibin Guo, Hong-Sheng Wang, Guowei Dong   +2 more
exaly