1Characteristics of coal mine accidents and new technologies of coal mine communication,personnel positioning and monitoringSUN JipingAchievements of Scientific Research1-52Design of centralized control system for hydraulic supports on fully-mechanized coal mining faceAchievements of Scientific Research9-133Green cleaning system for remanufacturing of mine-used equipmentZENG Qingliang, SU Xingming, WANG Chenglong, LI Shengwen, REN YanAchievements of Scientific Research14-174Design of a novel information exploration robot system for mine disasterQIN Yuxin, DU Cuijie, WANG Hongqi, WANG YuqingAchievements of Scientific Research17-205Research of energy consumption model of robot in coal mine post-disaster environmentFANG Haifeng, ZHANG Lihua, LI Yunwang, CAI LihuaAchievements of Scientific Research21-256Design of peak voltage absorption device of frequency-conversion speed-regulation for winchLYU Fengxin, DU Peng, SU Liangcheng, YU YuesenAchievements of Scientific Research25-287Design of antenna of intrinsic safety wireless pressure sensorLIU Xin, CHANG QingAchievements of Scientific Research29-318Research of application of cooperative communication to underground coal mineWANG Tingting, XU Zhao, ZHANG XiaoguangAnalysis Research32-359Reliability growth prediction of mine-used low-voltage switchgearXIA Haoxuan, LIU Zixu, WANG Jingqin, YANG Chunwen, WANG LiAnalysis Research36-3910Experimental study on frequency-conversion speed-regulation performance of mine-used wet scrubberGUO Zhenxin, ZHAO Zhongtai, TAN Qiang, YIN ZhenbiaoAnalysis Research39-4111Research of comprehensive quantitative evaluation of power quality of coal mineWANG Qingliang, YAO MiaoAnalysis Research42-4612Discussion on design standard of low-voltage IT grounding system in underground mineGUAN HengzhuAnalysis Research47-4913Coal-rock interface identification based on image multi-wavelet transformationHAO Qingyu, ZHU Yuanzhong, CHEN JianExperimental Research50-5314Coal-rock interface identification scheme based on Hough transformPENG Jing, LI Xinying, JIA JunxiaExperimental Research54-5615Chain tension control of scraper conveyor based on sliding mode controlGONG Shangfu, YANG NaExperimental Research57-6016Improved extension identification method and its application to water bursting source discriminationFENG Lin, LI Fenglian, ZHANG Xueying, WANG ZizhongExperimental Research61-6517Research of influence of pressure and temperature on gas diffusion lawSU Heng, YANG Yong, CHEN Lianfang, ZHAO JunExperimental Research65-6718Direction recognition technology based on single base station applied to underground accurate personnel positioningTANG Lijun, WU WeiExperimental Research68-7019Underground positioning method of single base station DOA and TOA based on single reflectionHUANG Kai, ZHAI Yanrong, ZHANG Pengcheng, ZHU MengyingExperimental Research71-7520A time synchronization algorithm for wireless sensor network of linear structureBEI Lulu, ZHANG Ran, HAN Lina, LI FeifeiExperimental Research75-78 