1Pre-warning method of gas concentration based on correlation analysis of monitoring dataDONG Dingwen, QU Shijia, WANG HonggangAchievements of Scientific Research1-52Design of data processing program of gas emission amount in working face and its applicationWANG Wei, GAO WeiguoAchievements of Scientific Research5-93Calculation parameters inversion of mining subsidence based on ant colony algorithmJIA XinguoAchievements of Scientific Research10-134Design of sensing system of multi-target motion state based on DM642HUA Gang, REN Rong, XU Yonggang, FANG ShibingAchievements of Scientific Research14-175Information collection of logistics management and personnel positioning system of mineXIAO Linjing, WEN Yicheng, SUN Chuanyu, WU HuiAchievements of Scientific Research18-216Design of a new type of crawler travelling mechanism of coal mine rescue robotSUN Guodong, LI Yutan, ZHU HuaAchievements of Scientific Research21-257Overview of standard and technology development of underground explosion-proof electrical equipmentGAO Peng, HOU Yuanliang, LIU Junjie, LIN WeitongAnalysis Research26-298Safety evaluation model of coal mine based on principal component and cluster analysisWANG Jinfeng, QIN Ying, ZHAI Xueqi, FENG LijieAnalysis Research29-349Product structure optimization for classified gravity separation in steam coal preparation plantLI Ke, ZHU Yunfeng, WANG Zhangguo, LI Yunfei, SANG Kai, SUN LeiAnalysis Research35-3910Dynamic characteristics analysis of automatic cutting and profiling control system for roadheaderTIAN Jie, WANG Hongyao, WU MiaoExperimental Research40-4411Research of regenerative braking of permanent magnet motor used in explosion-proof electric driving trackless rubber-tyred vehicleWU RuibingExperimental Research44-4812Experimental study of compressed oxygen supply system based on PID automatic controlZHOU Song, JIANG Shuguang, WANG KaiExperimental Research49-5213Research of DC stray current in underground coal mine based on distributed parametersZHAO Meng, LIN Lingyan, GENG Pulong, LI YongxueExperimental Research53-5714Study of mining method of signal of coal and gas outburstLI Shengpu, WANG XiaohuiExperimental Research58-6015A self-adaptive calibration method for mine-used belt detection with binocular visionLIU Gaiye, WU XiyanExperimental Research61-6516Improved non-local means filtering algorithm for video monitoring image of coal mineLI XinnianExperimental Research66-7017Effects of sample test conditions on analysis results of coal qualities based on near infra-red methodXU Zhibin, MA Jinghuan, LI Cui, CHEN FanExperimental Research70-7318Research of influence law of water content in coal to gas adsorption and desorption characteristicsLI Yaoqian, LIU GuoleiExperimental Research74-7719Application of non line-of-sight error suppression method in mine target locationTIAN Zijian, ZHU Yuanzhong, ZHANG Xiangyang, LIU YuyangExperimental Research78-8220Multi-channel allocation algorithm for wireless Mesh network in coal mine emergency rescueZHANG Liya, MENG Qingyong, WEN LiangExperimental Research83-86 