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Study on the influence of indenter angle for the stress distribution in coal and rock under the action of point load
CHENG Haojie, QIU Shouqiang, TAN Yajie, ZHAI Yingda, ZHANG Yujiang
2023, 50(3): 1-5, 11. DOI: 10.19835/j.issn.1008-4495.2023.03.001
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Study on the ratio of filling slurry of thixotropic molybdenum tailings in coal goaf
LI Wei, GAO Shan, XU Youchun, YUAN Kekuo, CUI Xiaowei
2023, 50(3): 6-11. DOI: 10.19835/j.issn.1008-4495.2023.03.002
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Experimental study on methane generation from anaerobic degradation of coal by compound high-efficiency flora
GONG Kaiyi, GUO Hongguang, ZHANG Yixuan, ZHANG Jiayan
2023, 50(3): 12-17, 22. DOI: 10.19835/j.issn.1008-4495.2023.03.003
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Research on the law and mechanism of hydraulic fracturing in steeply inclined coal seam
WANG Fengchao, WANG Enmao, CHANG Bo, WANG Gang
2023, 50(3): 18-22. DOI: 10.19835/j.issn.1008-4495.2023.03.004
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Study on early warning of instability failure of corroded yellow sandstone under freeze-thaw cycle
ZHANG Chen, KANG Zhiqiang, FENG Jiangjiang, WANG Zhilei, YAO Xulong
2023, 50(3): 23-31. DOI: 10.19835/j.issn.1008-4495.2023.03.005
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Test research on diffusion law of tail gas (CO, SO2) discharged from trackless rubber-tyred vehicle in confined space
XIA Yuanxiang, CHEN Xi, FAN Chaonan, GE Shaocheng, LI Zhigang, GAO Fengli
2023, 50(3): 32-36. DOI: 10.19835/j.issn.1008-4495.2023.03.006
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Simulation research on spatio-temporal evolution of high temperature zone of spontaneous combustion of loose coal pile
WANG Jianguo, ZHAO Sirui, WANG Kang
2023, 50(3): 37-41, 47. DOI: 10.19835/j.issn.1008-4495.2023.03.007
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Experimental study on the influence of liquid nitrogen cyclic freezing and thawing on the evolution characteristics of coal porosity and gas adsorption performance
XU Yang, LI Dayong
2023, 50(3): 42-47. DOI: 10.19835/j.issn.1008-4495.2023.03.008
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Study on evolution law of stress-fissure field of overburden in contiguous seams extraction
TANG Jianhua, WU Jinan, YU Weijian
2023, 50(3): 48-55. DOI: 10.19835/j.issn.1008-4495.2023.03.009
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Study on support technology of gob-side entry retaining in isolated island coal pillar working face in the deep well
CAO Qinghua, JIANG Zhenpeng, WANG Fangtian, CHEN Huiming, YANG Yuefei, GENG Jiye
2023, 50(3): 56-61, 67. DOI: 10.19835/j.issn.1008-4495.2023.03.010
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Research on path planning in closed long and narrow space based on obstacle scale
XUE Guanghui, LIU Shuang, LI Yuan, MA Chuang, HAN Sicong, HOU Peng
2023, 50(3): 62-67. DOI: 10.19835/j.issn.1008-4495.2023.03.011
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Study on the optimization of reserved size of section coal pillar in shallow buried working face
GAO Xiaoxu, SHI Xiangqian, SHI Xinyu, GUO Weibin
2023, 50(3): 68-73, 80. DOI: 10.19835/j.issn.1008-4495.2023.03.012
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Effect of air humidity on the characteristic parameters and thermal effect of coal spontaneous combustion
CHI Keyong, FAN Yaoting, WANG Chen, WANG Junfeng, LI Xiaoping
2023, 50(3): 74-80. DOI: 10.19835/j.issn.1008-4495.2023.03.013
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Evolution and control on deviatoric stress in surrounding rock of gob-side entry driving of filling face in deep continuous mining
WANG Longjing, XING Shikun, YI Enbing, JIAO Xiaojian
2023, 50(3): 81-88. DOI: 10.19835/j.issn.1008-4495.2023.03.014
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Study on modified model of water bursting coefficient based on Lawrence risk formula
ZHU Zongkui
2023, 50(3): 89-94. DOI: 10.19835/j.issn.1008-4495.2023.03.015
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Application study on fixed-point and fixed-length sealing of gas drainage drillings along coal seam
ZOU Shuangying, DU Lianying, ZHANG Kaizhong, ZOU Aoao, ZHANG Liang
2023, 50(3): 95-99. DOI: 10.19835/j.issn.1008-4495.2023.03.016
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Study on the technology of roof cracking caused by static crushing agent in Xiaochang Coal Industry
DING Hongqiang, YAN Guochao, KOU Kaibo, DONG Jinfa, XIANG Haitao
2023, 50(3): 100-104, 110. DOI: 10.19835/j.issn.1008-4495.2023.03.017
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Study on the development height of the water conducted zone in coal seam overburden of thin bedrock and thick loose layer
LU Zhanjin
2023, 50(3): 105-110. DOI: 10.19835/j.issn.1008-4495.2023.03.018
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Research and application of roof strip weakening technology in isolated island working face
YANG Xu, WANG Tao
2023, 50(3): 111-116, 123. DOI: 10.19835/j.issn.1008-4495.2023.03.019
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Gas emission prediction based on NMF-HGS-RF
ZHOU Xu, YANG Jiapeng, ZU Yuwei, ZHANG Jiuling
2023, 50(3): 117-123. DOI: 10.19835/j.issn.1008-4495.2023.03.020
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Application of ground precise positioning drilling in mine fire rescue and disaster relief
LIU Pei
2023, 50(3): 124-128. DOI: 10.19835/j.issn.1008-4495.2023.03.021
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Constraction of coal gangue artificial thermal storage and analysis of spontaneous combustion thermal energy potential
ZHOU Xueyu, GUO Liangliang, ZHANG Yongbo
2023, 50(3): 129-135. DOI: 10.19835/j.issn.1008-4495.2023.03.022
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Characteristics of soil fertility and selection of suitable plants for ecological restoration in Lingquan closed open-pit coal mine
MENG Qingjun, HAN Xiaoyu, SONG Chao, ZHU Xueqiang, QIN Dongfu, LI Ang, FENG Qiyan
2023, 50(3): 136-144. DOI: 10.19835/j.issn.1008-4495.2023.03.023
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Research on evolutionary game of miners' unsafe emotional state management
TIAN Shuicheng, CAI Xinfu, ZHAO Zhaoying, SUN Wen, FAN Binbin, GAO Ling
2023, 50(3): 145-150. DOI: 10.19835/j.issn.1008-4495.2023.03.024
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