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    Study on influence rules of gas extraction drilling borehole spacing on stress superposition effect
    ZHAO Deqing, WEI Guoying, LIU Xiaolei, LI Xuechen, GUO Yanfei, ZHANG Xuedong
    2025, 56(2): 1-8. DOI: 10.13347/j.cnki.mkaq.20230831
    Abstract PDF
    The chemical structure change of anthracite under different acidification conditions
    DENG Ya, YUAN Mei, CHEN Guohong, LYU Qing
    2025, 56(2): 9-15. DOI: 10.13347/j.cnki.mkaq.20230411
    Abstract PDF
    Difference analysis of competitive adsorption of CH4/CO2/N2 by coal molecules
    ZHANG Xiaolong, JIN Hongwei
    2025, 56(2): 16-22. DOI: 10.13347/j.cnki.mkaq.20230422
    Abstract PDF
    Study on the influence of surfactant on wettability and gas desorption properties of coal
    JIA Dongxu
    2025, 56(2): 23-32. DOI: 10.13347/j.cnki.mkaq.20241585
    Abstract PDF
    Application of 8-tower VPSA process in low-concentration coalbed methane CH4 concentration and enrichment
    WEI Zikang, YAN Yongfei, LI Cunlei, CHEN Shuo, NING Yiwan
    2025, 56(2): 33-39. DOI: 10.13347/j.cnki.mkaq.20231088
    Abstract PDF
    Dynamic response characteristics of artificial dam body under gas explosion shock wave
    LI Guanhua, QU Shijia, FENG Lili
    2025, 56(2): 40-46. DOI: 10.13347/j.cnki.mkaq.20230596
    Abstract PDF
    Study on wetting and dust suppression characteristics of composite dust suppressant based on enhancement effect of fluorocarbon surfactant
    ZHENG Chunshan, LI Cancan, JIANG Bingyou, XUE Sheng, WANG Xiaohan, QIAN Suqian
    2025, 56(2): 47-57. DOI: 10.13347/j.cnki.mkaq.20240942
    Abstract PDF
    Influence of recovery model of coalbed methane wells after drainage interruption on coal fines migration in propped fractures
    MAO Chonghao, HUANG Fansheng, HU Qiujia, LIU Shiqi, ZHANG Cong, LEI Xinglong
    2025, 56(2): 58-66. DOI: 10.13347/j.cnki.mkaq.20231783
    Abstract PDF
    Output characteristics and control mechanism of coal powder from coalbed methane wells in Shizhuang Block in the south of Qinshui Basin
    REN Junshan, ZHANG Zhou, XING Liru, YU Wanying, WANG Pengxiang, ZOU Qiang, YANG Zhengtao
    2025, 56(2): 67-74. DOI: 10.13347/j.cnki.mkaq.20231735
    Abstract PDF
    Study on compound optimization and performance of pulverized coal wetting suspension agent
    LUO Renjun, SUN Xiaonan, HU Shengyong, GUO Shuyun, ZHANG Bohao, BAI Yufei
    2025, 56(2): 75-80. DOI: 10.13347/j.cnki.mkaq.20231715
    Abstract PDF
    Dynamic settlement law of coal powder during single-phase flow stage of coalbed methane wellbore
    HU Hao, KONG Peng, LIU Guangjing, ZHANG Yafei, ZHANG Xiaofei, ZHANG Jintao, REN Junshan, ZHANG Zhou
    2025, 56(2): 81-86. DOI: 10.13347/j.cnki.mkaq.20231167
    Abstract PDF
    Study on spatiotemporal distribution of coal dust in conveyor belt transfer section of a coal preparation plant
    LI Wenli, GENG Fan, WEN Tianliang, LI Shihang, LI Xiaochuan, LIU Jianbin
    2025, 56(2): 87-92. DOI: 10.13347/j.cnki.mkaq.20230360
    Abstract PDF
    Numerical simulation study on ultrasonic unplugging of coal fines plugging screen tube
    REN Jinwei, WEI Yingchun, LI Huiru, WANG Ping, LIU Ziliang, WANG Anmin, CAO Daiyong
    2025, 56(2): 93-101. DOI: 10.13347/j.cnki.mkaq.20230644
    Abstract PDF
    Study on spontaneous combustion characteristics of residual coal in adjacent goaf during mining of small coal pillar working face
    SUN Zhenping, LIU Xiao, PAN Tao
    2025, 56(2): 102-108. DOI: 10.13347/j.cnki.mkaq.20240860
    Abstract PDF
    Comparative study on impact resistance performance of new type of laminated energy-absorbing bolt and conventional high strength bolt
    GUO Dongming, XIAO Bofeng, ZHAO Zhifeng, YE Guichuan, LIU Jiahua, TANG Gengfu
    2025, 56(2): 109-117. DOI: 10.13347/j.cnki.mkaq.20231677
    Abstract PDF
    Prediction of rock burst hazard level based on index information fusion
    QIAO Meiying, SHI Youqiang
    2025, 56(2): 118-125. DOI: 10.13347/j.cnki.mkaq.20240242
    Abstract PDF
    Activation mechanism and characteristics caused by normal fault damage under mining disturbance
    CHEN Taiyong, LIU Guolei, CHANG Xiaoxiao, WU Yancheng, MA Qiufeng, HAO Xiqing, ZHAO Chengbo
    2025, 56(2): 126-136. DOI: 10.13347/j.cnki.mkaq.20241009
    Abstract PDF
    Study on floor failure characteristics of working face passing anticlinal section based on micro-seismic monitoring
    LI Xiaoer, YANG Bo, ZHANG Liangliang, HAI Xiaoyun, LU Gang, MIAO Wei, ZHOU Jinyan, HAN Lei
    2025, 56(2): 137-145. DOI: 10.13347/j.cnki.mkaq.20231898
    Abstract PDF
    Statistical damage constitutive model and test verification of soft rock under low stress
    DENG Haisen, TAO Tiejun, XIE Caijin, TIAN Xingchao, JIAN Bingxi
    2025, 56(2): 146-153. DOI: 10.13347/j.cnki.mkaq.20231380
    Abstract PDF
    Analysis of natural thawing law of freezing well and mechanism of grouting between walls
    WANG Xueyan, RONG Chuanxin, LONG Wei, ZHANG Wei, TU Zhuo, FENG Jihao, WU Dong, ZHANG Runze
    2025, 56(2): 154-165. DOI: 10.13347/j.cnki.mkaq.20240376
    Abstract PDF
    Deformation and failure mechanism and control technology of soft rock roadway in Chengzhuang Mine
    ZHANG Min
    2025, 56(2): 166-172. DOI: 10.13347/j.cnki.mkaq.20231177
    Abstract PDF
    Hydrogeochemical characteristics and significance of produced water from coalbed methane wells in Fukang Mining Area
    JIA Donglei, WANG Haichao, TIAN Jijun, XIA Daping, WANG Bo, GONG Qingcheng
    2025, 56(2): 173-184. DOI: 10.13347/j.cnki.mkaq.20230291
    Abstract PDF
    Study on development height and permeability laws of water-conducting fracture zone in overlying strata of goaf
    ZHU Peng, LI Xu, CHEN Yaoping, KUAI Dawei, GUO Qiang
    2025, 56(2): 185-194. DOI: 10.13347/j.cnki.mkaq.20240030
    Abstract PDF
    Statistics and evolution trend analysis and prediction of coal mine water disaster accidents in China in the 21st century
    CHAI Jincheng, LU Cunjin, XU Jinpeng, LI Pu
    2025, 56(2): 195-202. DOI: 10.13347/j.cnki.mkaq.20240071
    Abstract PDF
    Study on seepage and failure characteristics of soil at the bottom of thick loose layer in thin bedrock area
    LIU Yanxin, WU Yuliang, KANG Fang, ZHU Shuyun
    2025, 56(2): 203-211. DOI: 10.13347/j.cnki.mkaq.20231656
    Abstract PDF
    Casing running and solidifying bore by grouting in directional long borehole in coal mine
    FENG Yanjun, HOU Hong, REN Jianchao, LIU Maofu, SUN Liqiang
    2025, 56(2): 212-219. DOI: 10.13347/j.cnki.mkaq.20240415
    Abstract PDF
    A TOF and TDOA underground joint positioning method based on UWB
    CHEN Xian
    2025, 56(2): 220-225. DOI: 10.13347/j.cnki.mkaq.20240756
    Abstract PDF
    A monocular distance measurement method for underground track obstacles based on deep learning
    XU Yuanyuan, CHEN Qinghua, CHENG Yingsong
    2025, 56(2): 226-232. DOI: 10.13347/j.cnki.mkaq.20240499
    Abstract PDF
    A multi-sensor fusion simultaneous localization and mapping algorithm suitable for coal mines
    GAO Mingyang, ZHANG Zhigang, LIU Qixin, LI Xiaobo
    2025, 56(2): 233-241. DOI: 10.13347/j.cnki.mkaq.20240514
    Abstract PDF
    Coal mine emergency guidance and information release system based on self-diagnostic LED display screen
    LIU Xiaojun, WANG Fei, CAI Dong, ZHANG Shiming
    2025, 56(2): 242-248. DOI: 10.13347/j.cnki.mkaq.20240492
    Abstract PDF
    Study on the influence of light environment on brain fatigue of support workers in fully mechanized excavation face
    TIAN Shuicheng, TU Peng, LI Hongxia
    2025, 56(2): 249-256. DOI: 10.13347/j.cnki.mkaq.20240288
    Abstract PDF
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