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Experimental study on damage characteristics of coal sample by shock wave impact
XIE Beijing, DING Hao, CHEN Dongxin, YANG Yu
2021, 52(5): 1-6.
Abstract
Law of gas migration and enrichment in goaf based on three-dimensional porosity model
XU Chao, CAO Mingyue, LI Xiaofang, SUN Haoshi, YAN Zhiming
2021, 52(5): 7-13.
Abstract
Change of pore structure for high rank coal before and after methane adsorption
LIU Lu, ZHAO Chenlei, CUI Zhanfeng
2021, 52(5): 14-19.
Abstract
Experimental study on damage of different types of fracturing flow-back fluid to coalbed methane reservoir
HE Jiangyi, ZHENG Chao, ZHANG Jufeng, LEI Wulin
2021, 52(5): 20-24,30.
Abstract
Study on evolution mechanism of unsteady transient pressure drop caused by gas phase cracking
LEI Yun, LI Chengwu, ZHANG Kaiming, ZHAO Baoyou
2021, 52(5): 25-30.
Abstract
Study on spontaneous combustion characteristics of oxidized coal in re-mining coal seam
ZHANG Yanfang, WANG Fusheng, WANG Jiantao
2021, 52(5): 31-35.
Abstract
Experimental study on temperature-increasing oxidation characteristics of lignite in oxygen-poor environment
LIU Xianxin, JI Xiaobo
2021, 52(5): 36-41.
Abstract
Development of a kind of gel foam and its thermal stability
WANG Jianguo, YAN Tao, ZHENG Chenguang
2021, 52(5): 42-46.
Abstract
Influence of loading rate on macro and micro formation mechanism of acoustic emission events in sandstone and granite
FENG Xiaojing, ZHANG Ruizhe
2021, 52(5): 47-53.
Abstract
Experimental study on stability of backfill by sulfate and chloride erosion
HE Hongkun, WANG Chao
2021, 52(5): 54-58,65.
Abstract
Influence of coal mining water level decline and soil reconfiguration on groundwater recharge in open pit mining area
SUN Jie
2021, 52(5): 59-65.
Abstract
Application of laser schlieren technology in the study of gas deflagration in coal mines
HU Yang, WU Qiuxia, ZHANG Yanwei, QIN Hansheng, PANG Lei, LIANG Jinhu, YANG Yuxin, CHEN Minghu
2021, 52(5): 66-71.
Abstract
Numerical simulation and engineering application of comb-shaped directional long borehole hydraulic fracturing under different arrangement of holes
LI Wen, WANG Guanghong, OU Cong, LI Shourui, LI Xiangwang, ZHAO Huajun, LIU Jianhua, ZHAO Bi
2021, 52(5): 72-77.
Abstract
Practice of low oxygen control in the first mining face of Qinglongsi Coal Mine
DENG Jian
2021, 52(5): 78-81.
Abstract
Application of audio frequency electric penetrating technology in exploring water-rich roof of working face
ZHANG Guoen, XIE Zhenhua, SHI Hongkai
2021, 52(5): 82-86.
Abstract
Exploration and control technology of Ordovician limestone water hazard in deep area of Xingdong Coal Mine
GAO Yaoquan, FANG Gang, YAN Xingda
2021, 52(5): 87-95.
Abstract
Efficient utilization and intelligent allocation technology of mine water based on underground-surface and classification and quality
HOU Pin, DUAN Shule, FAN Yecheng, YU Yue, HE Xuwen, BO Lei, ZHANG Zihang
2021, 52(5): 96-103,111.
Abstract
Key technology of directional grouting in roof and floor of coal field in the north of the Yellow River
CHEN Juntao, ZHANG Yi, WU Shanyuan, YANG Fan, YUN Ming, LIU Lei
2021, 52(5): 104-111.
Abstract
Application of hydraulic fracturing pressure relief technology in surrounding rock control of double-U roadway retaining
WU Jianxing
2021, 52(5): 112-119.
Abstract
Monitoring of temporal and spatial evolution of surface deformation in Yuncheng Mining Area with DS-InSAR
WANG Xinling, DU Yuling, JIANG Jinxiong, ZHAO Feng, YAN Shiyong
2021, 52(5): 120-125.
Abstract
Development and application of experimental device for mechanical and thermal coupling seepage characteristics of coal and rock
WAN Junfeng, WANG Fei, WANG Yanli, WANG Xuewu
2021, 52(5): 126-130.
Abstract
Anti-interference of coal mine safety monitoring system
CHEN Shuopeng, CHEN Yitong
2021, 52(5): 131-133.
Abstract
Development and research of in-situ stress parameters database for underground coal mines of China
YI Bingding
2021, 52(5): 134-138.
Abstract
High efficiency three dimensional water exploration system
WEN Hengcong, LIU Baobao, YANG Haitao
2021, 52(5): 139-143.
Abstract
Cloud edge integrated coal mine safety production risk monitoring and early warning platform based on big data
SHU Lichun
2021, 52(5): 144-148.
Abstract
Application of hydraulic reverse circulation coring in exploration of concealed geological abnormal body in coal mine
ZHAO Jiangpeng
2021, 52(5): 149-153.
Abstract
Fault monitoring of electric and hydraulic control system of remote control drilling rig
ZHANG Gang
2021, 52(5): 154-157.
Abstract
Design of mine intrinsically safe transient electromagnetic instrument based on STM32
AN Sai
2021, 52(5): 158-162.
Abstract
Application of UWB technology in accurate personnel positioning system
CHANG Lin
2021, 52(5): 163-165,169.
Abstract
Multi-level lifting monitoring system of inclined roadway in Tianzhu Coal Mine based on industrial Ethernet
LIU Jianrong, YI Yuxiang, XU Dumin, DU Lei, YU Shengcun, LIU Junxian
2021, 52(5): 166-169.
Abstract
Simulation and analysis of influence of drag reducer on flow field characteristics of porous rotary nozzle
BA Quanbin
2021, 52(5): 170-174.
Abstract
Evolution path of mining-induced stress field in full-mechanized caving mining
QIN Haichu, SHAO Bin, CHENG Haixing, HUO Yuming
2021, 52(5): 175-181,187.
Abstract
Influence of fracturing scale of CBM vertical well on typical indexes of drainage and mining
LI Quanzhong, NI Xiaoming, HU Haiyang
2021, 52(5): 182-187.
Abstract
CFD-DEM numerical study on coal dust pollution law of coal transfer point in underground coal mine
TONG Linquan, XU Yang, WANG Xuetao, YANG Hanbin, MA Kui
2021, 52(5): 188-192,200.
Abstract
Numerical analysis on water inrush catastrophe of concealed collapse column of floor under mining
HUANG Yong, LIN Zhibin
2021, 52(5): 193-200.
Abstract
Experimental study on law of surface subsidence under the condition of large mining depth and thick bedrock
GAO Chao, ZHANG Yujun, LI Ping, XU Naizhong, TIAN Guocan
2021, 52(5): 201-206.
Abstract
Analysis of foundation beam of lateral roof deformation and bending moment in gob-side driving roadway
MENG Xiangjun
2021, 52(5): 207-215.
Abstract
Roof pressure data prediction for working face based on back propagation neural network
CHENG Haixing, ZHU Lei, SONG Liping, LIU Wentao, XU Kai
2021, 52(5): 216-220.
Abstract
Technical analysis of sequential subsequent mining and skip mining production layout in coal mine plate area
LI Hai, LI Chuan
2021, 52(5): 221-226.
Abstract
Stability analysis of support structure of cutting roof with argillaceous cemented sandstone roof
ZHI Guojun, XIE Rong, LIU Run, REN Ruiping, ZHENG Wenxiang, BU Qingwei, UO Yujie
2021, 52(5): 227-232.
Abstract
Microstructure analysis of silicate modified polyurethane grouting consolidation materials for mine
WANG Yuchao, YU Xiaofeng, BAI Guangfeng, SUN Gang
2021, 52(5): 233-237.
Abstract
Stability analysis of seepage slope based on Darcy’s law
LI Ming, MIAO Haibin, MA Mingkang, MA Xiyan, YUAN Ruiyang
2021, 52(5): 238-241,249.
Abstract
Study on effect of working face length on overburden caving form and force chain arch characteristics
LIU Yiyang, SHI Guangliang, ZHANG Guanglei, LI Zhijun, SONG Xuanmin
2021, 52(5): 242-249.
Abstract
Human factor analysis of general accidents in coal mines based on HFACS
BAI Yanlong, LI Haili, CHEN Yu, HE Shulei, BAI Changjiang, XI Long, XUE Yubi, PENG Jiajia, WANG Xin
2021, 52(5): 250-255.
Abstract
Research on optimization of coal mine safety investment structure
SONG Hongna, ZHAI Xinxian, MA Jinshan, DUAN Zhenwei
2021, 52(5): 256-259.
Abstract
Promotion and improvement of coal enterprise safety concept from the perspective of safety culture
BU Su, CAI Yishan
2021, 52(5): 260-264.
Abstract
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