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Study on the migration law of pressure relief gas based on dynamic evolution model of goaf porosity
ZHANG Yongtao, ZHU Pengfei, LI Qingzhao, DOU Chengyi, DU Haohao
2023, 50(2): 1-6. DOI: 10.19835/j.issn.1008-4495.2023.02.001
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Study on key technology of surrounding rock reinforcement in strong mining roadway of Shanjiaoshu Coal Mine
ZHENG Hanghang, MA Zhenqian, LIANG Xuchao
2023, 50(2): 7-13,20. DOI: 10.19835/j.issn.1008-4495.2023.02.002
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Load and permeability evolution law of lower layering in upper slicing of inclined extra-thick coal seam
LU Fangchao, ZHANG Xuebo, GAO Jianliang
2023, 50(2): 14-20. DOI: 10.19835/j.issn.1008-4495.2023.02.003
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Study on fault mining activation of lower-group coal floor and numerical simulation of fluid-solid coupling
YAN Meixin, ZHU Shuyun, ZHANG Min, ZHANG Zhenguo
2023, 50(2): 21-27. DOI: 10.19835/j.issn.1008-4495.2023.02.004
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Experimental research on compound inhibition of spontaneous combustion of coal gangue hill
XU Jingjing, ZHANG Jiwei, MO Fan, ZHU Qi
2023, 50(2): 28-32. DOI: 10.19835/j.issn.1008-4495.2023.02.005
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Optimization design of sludge paste filling material ratio based on RSM
LIU Yin, CHEN Sen, MA Jiyan, HU Wenjing, WANG Haoyu
2023, 50(2): 33-39,45. DOI: 10.19835/j.issn.1008-4495.2023.02.006
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Study on the flame retardant property of reactive halogen-free organic grouting reinforcement materials for coal mines
CHEN Xingming, ZHOU Ting, ZHOU Jiajia, MA Lin, LIU Qing, XU Xiangbin
2023, 50(2): 40-45. DOI: 10.19835/j.issn.1008-4495.2023.02.007
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Mesoscopic simulation of horizontal grouting in weakly cemented sand gravel layer
LIU Shujie, XIE Zuodong, ZHANG Jiwei, AN Xuliang
2023, 50(2): 46-51. DOI: 10.19835/j.issn.1008-4495.2023.02.008
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Study on pyrolysis kinetic parameters of coal mine transport belt
ZHANG Duo, LIU Maoxia, HU Shaoping, WANG Zhenping, SONG Xianming, WANG Weifeng
2023, 50(2): 52-58. DOI: 10.19835/j.issn.1008-4495.2023.02.009
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Numerical simulation of cyclone separation technology for dry drilling dust removal
XING Pengchao, LU Ke, YANG Yongbo, ZHANG Biao, YI Jun
2023, 50(2): 59-63, 70. DOI: 10.19835/j.issn.1008-4495.2023.02.010
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Design of gas concentration prediction and early warning system for outburst accident based on LSTM
LAN Haiping, ZHANG Zhigang, XU Zaigang, TIAN Xianggui, ZHANG Shaochao
2023, 50(2): 64-70. DOI: 10.19835/j.issn.1008-4495.2023.02.011
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Development and application of simulation experimental equipment for coal stress measurement while drilling
ZHANG Kai, LIU Guangwei, ZHAO Zhigang, ZHENG Yahua
2023, 50(2): 71-76. DOI: 10.19835/j.issn.1008-4495.2023.02.012
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Prediction model of mining subsidence of coal mine in Jincheng mountain area
NIU Haijun, CAI Lailiang, WEI Peng, ZHAO Junwei, KANG Hongyue
2023, 50(2): 77-81. DOI: 10.19835/j.issn.1008-4495.2023.02.013
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Identification and positioning method of mine external fire based on machine vision and grey model
LI Guangyu, LI Shoujun, MIAO Yanzi
2023, 50(2): 82-87. DOI: 10.19835/j.issn.1008-4495.2023.02.014
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Research on catastrophic law of delayed gushing water from subsided karst collapse column in the open-off cut blasting excavation
YANG Hongfei, WANG Wenzhen
2023, 50(2): 88-92. DOI: 10.19835/j.issn.1008-4495.2023.02.015
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Research and application of downward long drilling technology in large inclined broken soft and low-permeability coal seam
ZHAO Kun, LIU Pei
2023, 50(2): 93-96. DOI: 10.19835/j.issn.1008-4495.2023.02.016
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Study on the width of stress-relaxed area for pressure-relief of outburst coal seam in gob-side entry driving
ZHOU Zhongli, ZHANG Shuai, YANG Shengqiang, TANG Hongqiang, SONG Wanxin, BAI Yanlong
2023, 50(2): 97-102, 108. DOI: 10.19835/j.issn.1008-4495.2023.02.017
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Theory and application of comprehensive detection of water-rich floor in 13103 working face
ZHAO Jianwei, DUAN Chunsheng, GAO Linsheng
2023, 50(2): 103-108. DOI: 10.19835/j.issn.1008-4495.2023.02.018
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Drainage-weathering damage rule of thick coal seam and micro-blasting control technology of coal wall rib spalling
GUO Jing
2023, 50(2): 109-113. DOI: 10.19835/j.issn.1008-4495.2023.02.019
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Research on causal factors of coal mine gas explosion based on DEMATEL-ISM-MICMAC
GUO Huimin, CHENG Lianhua, LI Shugang
2023, 50(2): 114-119. DOI: 10.19835/j.issn.1008-4495.2023.02.020
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Analysis of influence of instrument factors on K1 value of cuttings gas desorption instrument
WANG Yanbin
2023, 50(2): 120-123. DOI: 10.19835/j.issn.1008-4495.2023.02.021
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Study on influencing factors of occupational health injury of coal mine employees
GAO Xiaoxu, PAN Xiangxu, CHAI Guojin, GUO Yang
2023, 50(2): 124-129, 135. DOI: 10.19835/j.issn.1008-4495.2023.02.022
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Game research on unsafe behavior of operators in limited space under dynamic overflow reward and punishment mechanism
WANG Xinping, WEN Hao, SU Chang
2023, 50(2): 130-135. DOI: 10.19835/j.issn.1008-4495.2023.02.023
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Law analysis and prediction research of coal mine accidents in China from 2008 to 2021
ZHANG Peisen, ZHANG Xiaole, DONG Yuhang, XU Daqiang
2023, 50(2): 136-140, 146. DOI: 10.19835/j.issn.1008-4495.2023.02.024
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Research on safety performance assessment and intrinsic safety assessment of energy enterprise
ZANG Chengjun
2023, 50(2): 141-146. DOI: 10.19835/j.issn.1008-4495.2023.02.025
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