1Research on concept and system architecture of smart mining workface in coal mineGE ShirongOverview1-92Research on coal and gas outburst collaborative prediction technology and its applicationXU XuezhanAchievements of Scientific Research10-163Detection method of coal quantity and deviation of belt conveyor based on image recognitionHAN Tao, HUANG Yourui, ZHANG Lizhi, XU Shanyong, XU Jiachang, BAO ShishuiAchievements of Scientific Research17-224Strata gas enrichment rules under double mining influence of underlying protected seamZHOU Yinbo, HUANG Jilei, WANG Siqi, ZHAO Zhou, XU Jingxin, CHEN LiangAnalysis Research23-27,335A discrimination method of mine water inrush sourceJIANG Zihao, HU Youbiao, JU Qiding, ZHOU Lu, ZHANG ShuyingAnalysis Research28-336Research on free radical variation law in spontaneous combustion and oxidation process of coal gangueWANG Sidong, LIU Yingzhong, XU ChaoExperimental Research34-37,457Research on a wireless positioning algorithm for underground personnelLIU Xia, LI Guoliang, ZHANG Lingfeng, WANG Yu, SUN Hu, HUANG Qineng, DING QiongExperimental Research38-458Prediction algorithm of coal and gas outburst based on IPSO-Powell optimized SVMWU Yaqin, LI Huijun, XU DanniExperimental Research46-539Research on transmission characteristics of magnetically coupled resonant wireless power transfer systemSUN Xiangyu, GONG Lijiao, LI Hongwei, JIN ZhengweiExperimental Research54-5910Influence of coil spacing on performance of resonant wireless power transmission systemQIAO Zhenpeng, WANG Saili, GUO Guo, YANG Zheng, LIU Tao, YU KaiweiExperimental Research60-6511Research on open-circuit fault diagnosis of three-level inverterWAN Hong, REN Xiaohong, FAN Jinyu, YU Xiao, DING EnjieExperimental Research66-7412Inspection behavior recognition of underground power distribution room based on improved two-stream CNN methodDANG Weichao, ZHANG Zejie, BAI Shangwang, GONG Dali, WU ZhefengExperimental Research75-8013A fault diagnosis method of belt conveyorZHANG Zhe, TAO Yunchun, LIANG Rui, CHI PengExperimental Research81-84,10814Research on a bearing early fault features extraction methodZHANG Meng, MIAO Changyun, MENG DejunExperimental Research85-90,11615Research on application of LoRa networking technology in belt conveyor transportation monitoring systemCHEN XiaojingExperience Exchange91-9716Research on deformation control of roadway in reverse fault fracture zone of Tunbao Coal MineLIU Ming, CAO Minyuan, WU Yuhai, LI BoExperience Exchange98-10317Design of automation device for durability test of manual reversing valve of hydraulic supportZHAO RuiExperience Exchange104-10818Filtering capacitor resolution scheme of switching converter in mine-used intrinsic safety type power supplyCHEN Huili, LI JieExperience Exchange109-11219Analysis of influence of random vibration on mine used vehicle-mounted explosion-proof lithium ion storage batteryLI BoExperience Exchange113-116 