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    Evolution characteristics of reservoir parameters of drainage layer and adjacent layer in the process of gas drainage
    JIANG Cheng, LI Qixian, HAN Ende
    2021, 52(11): 1-7.
    Abstract PDF
    Experimental study on the influence of coal surface roughness on wettability of non-cationic surfactants
    ZHANG Kunyin, YAN Min, LI Shugang, WEI Jianing, ZHOU Ming
    2021, 52(11): 8-15.
    Abstract PDF
    Influence of coal adsorption deformation on permeability evolution of three kinds of gas
    ZHOU Yinbo, LI Xiaoli, LI Hansheng, WANG Jiale, MAO Shuxing, WANG Shijie
    2021, 52(11): 16-21.
    Abstract PDF
    Feasibility study on gas pressure measurement technology of coal seam without sealing hole
    CUI Yongjie, WANG Zhaofeng, FAN Daopeng
    2021, 52(11): 22-27.
    Abstract PDF
    Mechanism of mercury migration under the influence of coal field fire
    WANG Gang
    2021, 52(11): 28-31,37.
    Abstract PDF
    Experimental research and application of atomization effect of gas-water spray in underground coal mine
    MA Wei
    2021, 52(11): 32-37.
    Abstract PDF
    Hydrogeological conditions and feasibility study of underground water storage in Baorixile Mining Area
    SUN Jiang, LI Yanfei, YANG Jian, ZHANG Xiyu, LIU Ji
    2021, 52(11): 38-43.
    Abstract PDF
    Study on bedding effect of failure mode of raw coal under loading
    WANG Hao, ZHAO Yaojiang, PAN Yuting, ZHAO Liang, WANG Jiangtao
    2021, 52(11): 44-48.
    Abstract PDF
    Experimental study on mechanical properties of Xiaojihan coal samples under plastic flow
    YOU Wenqiang, GUO Jingna, WANG Guanghui
    2021, 52(11): 49-55,62.
    Abstract PDF
    Mechanical response of coal rock mass with different proportions under true triaxial load
    DONG Hao
    2021, 52(11): 56-62.
    Abstract PDF
    Study on waveform duration characteristics of acoustic and electrical signals of coal damage under load
    XIAO Yuzhe, QIU Liming, TIAN Xianghui, ZHOU Chao, LIU Yang
    2021, 52(11): 63-68.
    Abstract PDF
    Study on fractal dimension of coal pillar fracture in mining section of short-distance coal seams
    HAN Jinbo
    2021, 52(11): 69-76.
    Abstract PDF
    Explosion suppression and fire extinguishing technology in fully - mechanized top coal caving face of high gas and spontaneous combustion during stopping mining
    SHEN Xin, YAN Wanjun, HE Qilin, LI Jinliang, LU Wei
    2021, 52(11): 77-81,87.
    Abstract PDF
    Well-washing and stimulation technology of gas extraction wells based on sodium pyrophosphate solution
    GUO Liang
    2021, 52(11): 82-87.
    Abstract PDF
    Water control and prevention technology for the underhand mining face beneath the water-rich bedrock
    DOU Fengjin, SHAO Dongliang, WANG Fangtian
    2021, 52(11): 88-94.
    Abstract PDF
    Application of well-hole combined micro-seismic technique in working face monitoring
    YAN Wenchao, CUI Weixiong, DUAN Jianhua, CONG Lin, LIN Duibo
    2021, 52(11): 95-99.
    Abstract PDF
    Practice of accurate control technology for multi-branch horizontal grouting well trajectory of coal seam floor limestone reinforcement in Zhaogu No.1 Mine
    LIU Xiugang, LI Junfeng, ZHANG Qiang, ZHANG Jing
    2021, 52(11): 100-103.
    Abstract PDF
    Research and application of pre-stressed continuous surrounding rock control technology
    WAN Feng, WANG Zhanling, ZHANG Hongqing, FAN Mingjian, YAN Shouqing, GUO Gangye
    2021, 52(11): 104-109.
    Abstract PDF
    Research on intelligent sensing method of gas disaster driven by edge computing
    BU Tengteng, QU Shijia, WU Fusheng, ZHANG Weiguo, HU Ran
    2021, 52(11): 110-116.
    Abstract PDF
    Directional drilling technologies equipment and application for hard rock in underground coal mines
    DOU Xuqian, WANG Li
    2021, 52(11): 117-122.
    Abstract PDF
    Application of unmanned aerial vehicle in the investigation of hidden disasters on coal mine surface
    WU Minjie
    2021, 52(11): 123-129.
    Abstract PDF
    Digital twin system of inspection robot in underground substation based on UE4
    LI Xin, LI Fei, FANG Shiwei, ZHAO Hongju
    2021, 52(11): 130-133.
    Abstract PDF
    Key technologies of personnel positioning system based on wisdom mine platform
    HU Hongze, DU Zhigang, CHU Nan, LUO Ke
    2021, 52(11): 134-138.
    Abstract PDF
    Technical analysis of flameproof function of variable frequency drive system used in explosive atmosphere
    LI Shiguang, WU Xiaojie, YU Yuesen, XIA Chenyang, WANG Xinhua
    2021, 52(11): 139-146.
    Abstract PDF
    Sensitivity analysis of main control factors for efficiency of submerged jet crushing coal containing gas
    MA Xiongwei, WANG Zhaofeng, YANG Tenglong, CHEN Jinsheng, LI Yanfei, XI Jie
    2021, 52(11): 147-153.
    Abstract PDF
    Study on pressure relief effect in gob-side coal body under the influence of mining
    ZHOU Ruoqian, WANG Hongtu, SHU Cai, CHU Tao
    2021, 52(11): 154-158.
    Abstract PDF
    Study on 3D distribution of porosity of overburden “horizontal three-zones” in goaf
    JIAO Yanjin, ZHU Jianfang, GENG Yao, LIANG Qian, SUN Xin
    2021, 52(11): 159-165.
    Abstract PDF
    Analysis of high volume fraction CO source of two roadways broken rock zone in working face
    TANG Hui
    2021, 52(11): 166-169.
    Abstract PDF
    Numerical simulation of dust and spray coupling under wet dust removal condition in fully mechanized excavation face
    YANG Zean, WANG Yiliang
    2021, 52(11): 170-175.
    Abstract PDF
    Study on fractal anisotropy characteristics of fracture surface topography of coal and rock under different loading and unloading conditions
    SONG Jinwang, LIU Yiting, GAO Mingzhong, XIE Jing, GUO Wanzhong, FU Maoquan, WANG Fei, LIU Guikang, YE Siqi
    2021, 52(11): 176-185.
    Abstract PDF
    Water inrush type division and water inrush mode in Fengfeng Mining Area
    LIU Bo, GUAN Yongqiang, SUN Yuzhuang, ZHANG Huisong, BIAN Kai
    2021, 52(11): 186-194.
    Abstract PDF
    Research on support of composite bearing body in longwall-roadway cemented backfilling
    YAO Yinan, DONG Chaowei, LAI Wan’an, GUO Yaben, ZHONG Lei
    2021, 52(11): 195-204.
    Abstract PDF
    Study on law of surface subsidence movement and deformation in Daliuta Coal Mine
    SUN Qiyu, LYU Yinghua, CHEN Minghao, YU Yongning, TAO Yafei, GAO Sen
    2021, 52(11): 205-210.
    Abstract PDF
    Mining technology and support optimization design of super high fully mechanized caving and small mining ratio in hard and extra thick coal seam
    MENG Xiangjun, ZHANG Jinhu, LI Mingzhong, YUE Ning, XU Yongxiang, TONG Peng, CAI Fenghua
    2021, 52(11): 211-216.
    Abstract PDF
    Deformation-failure characteristics and support countermeasures of soft roadway near a fault considering the creep influence
    CUI Wei, CUI Feng
    2021, 52(11): 217-225.
    Abstract PDF
    Numerical study of rock bolting based on structural elements of pile
    CHEN Jianhang, TAO Kangming, LIU Hao, WANG Haozhu, ZHANG Yaxing, HE Fulian
    2021, 52(11): 226-231.
    Abstract PDF
    Ecological environment status and development trend of governance technology of coal mining subsidence area in China
    LI Fengming, DING Xinpin, SUN Jiakai
    2021, 52(11): 232-239.
    Abstract PDF
    Mining plan for south slope of Baorixile Open-pit Coal Mine
    MA Jingjia, WANG Yong, HUANG Haoxuan, WANG Zhen
    2021, 52(11): 240-244.
    Abstract PDF
    Analysis of coal mine safety production situation in China from 2019 to 2020
    ZHANG Peisen, NIU Hui, ZHU Huicong, LI Fuxing
    2021, 52(11): 245-249.
    Abstract PDF
    Evaluation standard of mine emergency rescue force capability based on cloud model
    YANG Sanjun, ZHU Xinfei, TAN Bo
    2021, 52(11): 250-255.
    Abstract PDF
    Influence of safety cognition for new generation miners on safety behavior
    CHEN Tiehua, LIU Jingpin, LI Hongxia
    2021, 52(11): 256-260.
    Abstract PDF
    Study on characteristics of unsafe behaviors in coal mines based on SCM and K-means clustering analysis
    JU Chunlei, DENG Huimin, ZHANG Yongjie, WU You, ZHANG Jiangshi, GUO Jinshan
    2021, 52(11): 261-264.
    Abstract PDF

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