Parameter design method of supporting coal pillar for end-slope mining under non-uniform load condition by Juyu JIANG, Yulong ZHANG, Lanzhu CAO, Dong WANG, Laigui WANG, Guanghe LI, Chengheng HOU

Subjects: Get full text

Study on the Full‐Cycle Stress Evolution Law and Reasonable Size of Isolated Coal Pillar by Xiao‐Xiang Wei, Qing‐Long Yun, Jing Wu, Xiao‐He Wang, Yin‐Wei Wang

Subjects: “…an island coal pillar…”
Get full text

Grouting failure mechanism and new pre-grouting reinforcement technology of narrow coal pillar in fully-mechanized caving gob-side entry by Dongdong Chen, Zhixuan Zhang, Shuaishuai Yue, Chunyang Tian, Qingbo Jia, Shengrong Xie, Wenkang Zhao, Jingchen Chang, Xiangyu Yang, Fuxing Xie, Hao Pan

Subjects: Get full text

Study on overburden structure and support load characteristics under concentrated load in shallow coal seam mining across-coal pillar by Yifeng He, Jie Zhang, Tao Yang, Bin Wang, Shoushi Gao, Guang Qin

Subjects: Get full text

Instability mechanism of coal pillar in steeply dipping ultra-thick coal seam “segmented and stratified” combined mining by Yong LIU, Yao YANG, Xiao WANG, Wenqiang WANG, Xuesong WU, Anye CAO, Zujun LU, Tao YANG, Zhanquan WEI

Subjects: Get full text

Study on failure law and stability control of overlying room coal pillar in shallow buried close distance coal seams mining by Pengjie LI, Feng YANG, Haifu CHEN, Jialiang GAO, Rui ZHAO

Subjects: Get full text

Study on Coal Pillar Setting and Stability in Downward Mining Section of Close Distance Coal Seam by Longpei Ma, Chongyan Liu, Guangming Zhao

Subjects: Get full text

Instability mechanism of composite structure involved coal pillar and key strata induced by multi-face mining by He Ren, Lianpeng Dai, Yishan Pan, Aiwen Wang, Yonghui Xiao

Subjects: Get full text

Degradation mechanism of coal pillars in an underground coal gasification environment: Bearing capacity, pyrolysis behaviour and pore structure by Jian Li, Jinwen Bai, Guorui Feng, Erol Yilmaz, Yanna Han, Zhe Wang, Shanyong Wang, Guowei Wu

Subjects: Get full text

Numerical simulation study on the stability of coal pillar supported by end gang mining under the effect of blasting vibration by Juyu Jiang, Yulong Zhang, Dong Wang, Lanzhu Cao, Laigui Wang, Changbo Du

Subjects: Get full text

Insight into the Creep Damage Evolution in Water-Immersed Coal Pillars: Experiment and Numerical Model Investigation by Xueliang Li, Sihai Yi, Zheng Chen, Qingbiao Guo, Xiangjun Cai, Xin Guo, Haiyang Yi

Subjects: “…coal pillar…”
Get full text

Research on the Bearing Characteristics of Narrow Coal Pillars in Double-Roadway Excavation Under the Influence of Full Dynamic Pressure by Wei Gu, Hao Zhang, Zhenfei Han, Haokun Tang, Jingyong Pei, Shixin Wu, Dalong Xu

Subjects: Get full text

Study on the Evolution Characteristics of Surrounding Rock and Differentiated Support Design of Dynamic Pressure Roadway with Double-Roadway Arrangement by Linjun Peng, Shixuan Wang, Wei Zhang, Weidong Liu, Dazhi Hui

Subjects: Get full text

Evolution of surrounding rock distortion energy during closely spaced coal seam mining and innovative coal pillar design method by Zhaolong Li, Jun Li, Renliang Shan, Jingju Liu, Xiao Tong, Nan Liu

Subjects: Get full text

Research on coal pillar width and stability control for driving along goaf under hard roofs by CHEN Yun

Subjects: Get full text

Boundary delineation and stability assessment of post-inrush water-immersed coal pillars based on integrated microseismic monitoring and field analysis by Yugeng Zhang, Heng Zhang, Hongwei Lian, Zhilong He, Wenhao Cao, Caijun Shao, Junqi Wei

Subjects: “…Water-Immersed coal pillars…”
Get full text

Mechanism of stress transfer in directional blasting and optimization of design parameters by LIU Shaowei, GUO Zezheng, FENG Chao, NIU Shuai

Subjects: Get full text

Location selection and combined support of external staggered roadway with staggered mining by WANG Zhiqiang, JU Luchao, LI Tingzhao, WANG Zhaorui, PAN Wei

Subjects: Get full text

Transferring Pressure Mechanism Across Gob-Side Roadway Goaf with Coal Pillar During Distant Face Mining: A Case Study by Houqiang Yang, Changliang Han, Nong Zhang, Jiande Wang, Qingguang Chen, Jie Liu, Shenghan He

Subjects: Get full text

Characteristics of waterproof failure and optimal width of narrow coal pillars under the coupled effects of mining, excavation and seepage by Dingchao Chen, Xiangyu Wang, Jianbiao Bai, Menglong Li

Subjects: “…Waterproof coal pillar…”
Get full text