1Design of control system of electric traction shearer oriented automatic working faceZHANG Xuhui, YAO Chuang, LIU Zhiming, ZHAO YoujunAchievements of Scientific Research1-52Design of lithium battery management system for explosion-proof electric vehicleLI QiweiAchievements of Scientific Research5-93Design of lubricating oil temperature monitoring system of emulsion pumpFU Xiang, WANG Ranfeng, YUAN Jicheng, DONG ZhiyongAchievements of Scientific Research10-134Research status of coal minie rescue robot and its development directionYOU Shaoze, ZHU Hua, ZHAO Yong, CHEN ChangAnalysis Research14-185Research on variation law of secondary stress on working face of Guotun Coal MineJIANG Zilong, CHEN Wenlong, LIU YoujianAnalysis Research18-216Research on electronic image stabilization algorithm based on subsample gray-scale projectionFAN Yeping, GUO Zheng, ZHANG RuiExperimental Research22-277Research on extraction of image gray information and texture features of coal and gangue imageExperimental Research27-318Research on pore fractal characteristics of outburst coal seam in Guizhou provinceExperimental Research32-369Fault diagnosis of mine ventilator based on improved BP neural networkSUN Huiying, LIN Zhongpeng, HUANG Can, CHEN PengExperimental Research37-4110Reliability analysis of braking system of hoister considering relevanceWANG Min, WU Bing, WANG JuanExperimental Research41-4511Electromagnetic wave multipath channel model based on image method in mine tunnelYAO ShanhuaExperimental Research46-4912Research on compound current control strategy based on LCL type active power filterGAO Yunguang, SONG Jiancheng, ZHENG Lijun, JIANG Fayang, TIAN FeiyanExperimental Research49-5413Fault diagnosis method of distribution network with distributed generationExperimental Research55-5914Online monitoring method of mine-used high voltage cable insulationZHANG Xiao, WANG Yanwen, ZHAO Yongmei, HOU Linan, BAI ShujunExperimental Research60-6315Design of EMI filter for high-power explosion-proof inverterLIU Xiangxin, TAN Guojun, HU Zihao, ZHANG Yucheng, FENG Anbo, MA Liang, WANG KaiExperimental Research64-6716A quasi-Z-source boost DC-DC converterFANG Xupeng, MA Bolong, DONG Zhaolong, GUO Jiuhong, GAO GuanzhongExperimental Research68-7117Control strategy of harmonic suppression of micro-grid based on virtual harmonic impedanceXU Ruidong, ZHOU Jianyong, WANG Boya, YU Zhiwei, WANG Linge, CAO Liru, WU ChenlinExperimental Research72-7618Connectivity fault diagnosis method of motor and its applicationMA Hailong, WANG JunExperience Exchange77-8119Harmonic detection device based on comb filter and subgroup algorithmDAI Chaofan, DENG Xiaoxiang, CUI Chengyao, LIU Baotong, SUN WeiExperience Exchange81-8520Cooperative control of high-efficient and rapid excavation systemHU ShouxinExperience Exchange86-88 