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Analysis and governance of air leakage law in goaf of shallow coal seam mining
ZHANG Daiyue, AI Zibo, LI Peng
2022, 49(6): 1-6, 33. DOI: 10.19835/j.issn.1008-4495.2022.06.001
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Application of laminated beam theory in stress analysis of composite roof
WANG Tongxu, KANG Zhengqing
2022, 49(6): 7-12. DOI: 10.19835/j.issn.1008-4495.2022.06.002
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Study on the occurrence regularity and geological genesis of sulfur in coal in Yunquan mining area of Qinshui Coalfield, Shanxi Province
GUO Qiang, ZHANG Peng
2022, 49(6): 13-18. DOI: 10.19835/j.issn.1008-4495.2022.06.003
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Local construction of multi-parameter integrated monitoring and early warning platform for rock burst
LUO Tianmin, PANG Wei, LIU Xudong, YU Xiaohui, WANG Heng
2022, 49(6): 19-27, 38. DOI: 10.19835/j.issn.1008-4495.2022.06.004
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Design of downhole CO gas monitoring system based on GA-PSO-BP hybrid optimization algorithm
SUO Yanchun
2022, 49(6): 28-33. DOI: 10.19835/j.issn.1008-4495.2022.06.005
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Calculation of landslide early warning threshold in surface coal mine based on tangent Angle theory
ZHAO Lichun, XU Changyou, LIU Yongjie, XU Yongchao, WEI Zonggen, QI Limin
2022, 49(6): 34-38. DOI: 10.19835/j.issn.1008-4495.2022.06.006
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Study on diffusion law of grouting slurry in single fracture under moving water condition
WANG Tianqi, ZHANG Changsuo, WANG Ziqi, ZENG Fabin
2022, 49(6): 39-45, 51. DOI: 10.19835/j.issn.1008-4495.2022.06.007
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Study on air leakage law of goaf under "one inlet and two return" ventilation in gob-side entry retaining working face
GUO Yanfei, HAO Dian, LI Xuechen, YI Shugang
2022, 49(6): 46-51. DOI: 10.19835/j.issn.1008-4495.2022.06.008
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Pressure relief gas drainage by directional drilling hydraulic fracturing in hard roof
MA Yanyang, WU Jiaokun, FENG Renjun, LI Liangwei
2022, 49(6): 52-56. DOI: 10.19835/j.issn.1008-4495.2022.06.009
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Study on the effect of temperature on the adsorption and desorption characteristics of methane in coking coal with medium metamorphic degree
WANG Siqi, ZHANG Ruilin, ZHOU Yinbo
2022, 49(6): 57-61,78. DOI: 10.19835/j.issn.1008-4495.2022.06.010
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Experimental study on the effect of polypropylene fiber, glass fiber and slag on mechanical properties of cemented tailings backfill
WU Shenghai, SONG Ling, YAO Yafeng
2022, 49(6): 62-67,84. DOI: 10.19835/j.issn.1008-4495.2022.06.011
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Study on the effect and control of the pressure relief borehole on anchor cable
CHEN Jinyu, WANG Shexin, JIA Jinhe, FU Yukai, SUN Zhuoyue
2022, 49(6): 68-72,96. DOI: 10.19835/j.issn.1008-4495.2022.06.012
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Study on the characteristics of water mist and the technology of dust suppression and explosion suppression in pulverized coal preparation system
HUANG Zichao, XUE Shaoqian
2022, 49(6): 73-78. DOI: 10.19835/j.issn.1008-4495.2022.06.013
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Study on prediction model of coal spontaneous combustion based on PSO-XGBoost
ZHOU Xu, ZHU Yi, ZHANG Jiuling, QIN Sijia, WANG Yibo
2022, 49(6): 79-84. DOI: 10.19835/j.issn.1008-4495.2022.06.014
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Study on geothermal extraction method and control factors of extraction effect in high temperature goaf
YAN Jinghong, WANG Fangtian, ZHANG Shaohua, ZHANG Yuan, HU Jianning, DIAO Wangjie
2022, 49(6): 85-90. DOI: 10.19835/j.issn.1008-4495.2022.06.015
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Influence of nozzle parameters on droplet range of the air-blast sprayer
GONG Shuguang, SONG Qingzhuo, LIU Liming, GONG Jingzhong, HE Yunchu
2022, 49(6): 91-96. DOI: 10.19835/j.issn.1008-4495.2022.06.016
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Research on hydraulic fracturing gas extraction technology for No.15 coal seam of Wulihou Coal Mine
MA Jinfei, FAN Yongping
2022, 49(6): 97-100, 111. DOI: 10.19835/j.issn.1008-4495.2022.06.017
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Research and application of wind control and dust removal technology in rapid anchor excavation working face
QIAO Jinlin, SUN Liansheng, WANG Jia
2022, 49(6): 101-105. DOI: 10.19835/j.issn.1008-4495.2022.06.018
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Design and application of dynamic drainage scheme for Taiyuan formation limestone aquifer in working face floor of Shunhe Coal Mine
DAI Lei, DUAN Lihong, YANG Bin, ZHU Hanjing
2022, 49(6): 106-111. DOI: 10.19835/j.issn.1008-4495.2022.06.019
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Comprehensive geophysical exploration and three-dimensional geological model construction of goaf in closed pit coal mine in Karst Area
TIAN Lang, CHEN Shiwan, WU Jiaoji, LI Jiahua, YU Qi, LI Renqi
2022, 49(6): 112-117. DOI: 10.19835/j.issn.1008-4495.2022.06.020
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Study on impact risk assessment method of irregular island working face of adjacent positive fault
CHEN Yutao
2022, 49(6): 118-122, 129. DOI: 10.19835/j.issn.1008-4495.2022.06.021
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Spatial heterogeneity of soil moisture content and its influencing factors in the center of coal mining subsidence area
CHEN Xiaoyang, LI Li
2022, 49(6): 123-129. DOI: 10.19835/j.issn.1008-4495.2022.06.022
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Research status and prospect of MWD technology in coal mine
CHEN Zeping, YAN Baoyong, WANG Guozheng, ZHANG Xiantao
2022, 49(6): 130-134. DOI: 10.19835/j.issn.1008-4495.2022.06.023
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Study on evaluation system of coal-water-ecology coordinated development model in open-pit combined mining area
XIE Xinxin, YANG Junyao, CHEN Junfeng
2022, 49(6): 135-140. DOI: 10.19835/j.issn.1008-4495.2022.06.024
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