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Pressure relief and permeability enhancement effect and gas extraction scheme of long-distance lower protective layer mining
YANG Ke, SUN Xiaotian, LIU Shuai, GUO Penghui, ZHANG Zhainan
2024, 51(2): 1-9. DOI: 10.19835/j.issn.1008-4495.20230263
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Research on wetting characteristics of new-type EMI on coal dust
JIN Yongfei, LIU Renfei, GUO Jun, CHAI Yangyang, YAN Li, ZHANG Kefeng
2024, 51(2): 10-17. DOI: 10.19835/j.issn.1008-4495.20221121
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Experimental study on the hydraulic fracture penetration propagation through the layer in coal-rock complex
SU Guangning
2024, 51(2): 18-24. DOI: 10.19835/j.issn.1008-4495.20221150
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Comprehensive evaluation index system and method of mine ventilation system
JIANG Heguo, CUI Shuwen, TAN Pengcheng, WEI Xiaole, WEI Lianjiang, SONG Xiaolin
2024, 51(2): 25-32, 39. DOI: 10.19835/j.issn.1008-4495.20221105
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Research on the dust production characteristics and comprehensive dust-proof technology of the rapid excavation face in coal mine
CHEN Yutao
2024, 51(2): 33-39. DOI: 10.19835/j.issn.1008-4495.20240154
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Prevention technology of weak structure against rock burst in island working face of overlying irregular coal pillar
DONG Wenzhuo, CHEN Liqiang, WANG Wenjie, SHI Mingwei, XU Weizheng, MA Hongjun
2024, 51(2): 40-45, 52. DOI: 10.19835/j.issn.1008-4495.20221188
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Research progress and prospect of early warning technology of coal mine stope roof disaster
WANG Hao, LI Jie, ZHENG Chuangkai, LIU Wenjie, ZHU Moran
2024, 51(2): 46-52. DOI: 10.19835/j.issn.1008-4495.20221158
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Study on the development law of coal pore structure in syncline structure
WANG Ao, LIU Jian, SUN Anxiang
2024, 51(2): 53-58. DOI: 10.19835/j.issn.1008-4495.20230472
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Study on permeability enhancement by hydraulic punching in crossing boreholes and comprehensive testing method for effective radius of gas extraction
LI Haitao, HUANG Zhen, DONG Xiaozhen
2024, 51(2): 59-66, 73. DOI: 10.19835/j.issn.1008-4495.20230407
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Numerical and application study on pressure relief and antireflection of overlying hard thick roof coal-rock
YUAN Yanmei, QIAO Wei, OU Cong, WU Fengzhi, CHEN Longxun
2024, 51(2): 67-73. DOI: 10.19835/j.issn.1008-4495.20221267
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Experimental study on the synchronous propagation law of multiple fractures with interference between joints in deep coal measure reservoir
CHEN Zhijie, WANG Kai, ZHANG Xiaoqiang, JIANG Yulong, DING Yi, HOU Jian, WANG Wenwei
2024, 51(2): 74-81, 89. DOI: 10.19835/j.issn.1008-4495.20221163
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Study on the mechanism and prevention of rock burst induced by inclination change of coal seam in fold wing area
YANG Zengqiang, LIU Chang, LIU Sijia, PEI Zongyuan, SHU Tong
2024, 51(2): 82-89. DOI: 10.19835/j.issn.1008-4495.20220593
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Surrounding rock control technology of roof cutting for pressure relief in small coal pillar roadway under secondary mining
LI Hanpua, ZHANG Baishenga, GUO Junqingb, YANG Yizhuoa, CUI Junbiao
2024, 51(2): 90-97. DOI: 10.19835/j.issn.1008-4495.20221100
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Research on weighting grade evaluation of hard roof stope based on game combination weighting-cloud model
ZHANG Xiangyang, KONG Ran, LI Xiuguan, TONG Zhipeng
2024, 51(2): 98-105, 110. DOI: 10.19835/j.issn.1008-4495.20230307
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Study on stability of goaf overlying strata with "110 construction method" in Shennan mining area
ZHANG Wei, CHEN Yutao, NI Qian, ZANG Liyan
2024, 51(2): 106-110. DOI: 10.19835/j.issn.1008-4495.20230091
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The hydraulic roof control theory and its application in contiguous hard roof roadway
ZHANG Zhaoyi
2024, 51(2): 111-117, 126. DOI: 10.19835/j.issn.1008-4495.20230537
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Research on energy-consuming support structure with limited resistance in large deformation roadway
ZHENG Qun, YU Guofeng, QIU Wenge, CHEN Haozhe, LIU Yang
2024, 51(2): 118-126. DOI: 10.19835/j.issn.1008-4495.20221240
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Study on the influence of low temperature and moisture content on the shear strength of remodeling coal
SUN Xiuwei, LIANG Weimin, LI Minmin, YUE Gaowei, LIN Haixiao
2024, 51(2): 127-132, 140. DOI: 10.19835/j.issn.1008-4495.20221084
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Study on reclamation suitability evaluation of mine subsidence land based on game theory and cloud matter element model
LIU Xiang, HUANG Dunjie, WANG Wei, LI Qi, YI Zebang, HE Qiuzhi
2024, 51(2): 133-140. DOI: 10.19835/j.issn.1008-4495.20220747
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Development practice of deep soft coal CBM in Qinshui Basin
LIU Changhua, CHEN Guoqing, GAO Yu, GUO Qi, LI Jinyu, JIN Zhiyang
2024, 51(2): 141-145, 152. DOI: 10.19835/j.issn.1008-4495.20221152
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Research on pipeline flow pattern identification algorithm based on PSO-DBN-ELM
CHEN Wuxuan, REN Penghui, LIU Ziyu, SHEN Yutong, LI Mingqiao, QIN Xuebin
2024, 51(2): 146-152. DOI: 10.19835/j.issn.1008-4495.20221099
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A high-precision design of vertical-cavity surface-emitting laser driving circuit and temperature control circuit of coal mine oxygen detection
YU Qing, ZHANG Huaqian, GUO Qinghua
2024, 51(2): 153-160. DOI: 10.19835/j.issn.1008-4495.20230864
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Design of intrinsically safe circuit with adjustable cut-off current and protection time
YU Xiang, WU Yanqing, LIANG Chengwen
2024, 51(2): 161-165. DOI: 10.19835/j.issn.1008-4495.20221157
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Design of heat emission structure and thermal simulation analysis of embedded air-cooled frequency converter
JIA Tianyi, XU Lijun, CHEN Zhifeng, ZHU Di
2024, 51(2): 166-174. DOI: 10.19835/j.issn.1008-4495.20221161
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