1Management system of multi-source spatial data in open pit coal mine based on GISXIANG Shiyao, CHEN Yijin, XU DongjingAchievements of Scientific Research1-42Application of multi-sensor data fusion in mine safety monitoringZHANG Pengpeng, YU Along, SUN Shiyu, XU DongpingAchievements of Scientific Research5-83Design of online pressure monitoring system of underground hydraulic supportHUANG DanqunAchievements of Scientific Research9-114Analysis of power source of permanent magnetic controller for mine-used high-voltage switch and its designYANG ShengyuanAchievements of Scientific Research12-155Application research of low-frequency wake-up technology in personnel positioning systemWANG Shuqiang, ZHANG PingAchievements of Scientific Research16-196An obtaining method of hostile signal in illegal occupation block in signal concentrating and interlocking systemXU Min, LUO MinghuaAchievements of Scientific Research19-217Application of 3G network optimization technique in mine wireless communication systemLUO Yuanlong, WANG YanAchievements of Scientific Research22-248Research of resource allocation of coal mine production logistics system based on cooperative gameWANG Jinfeng, DU Xueke, ZHAI Xueqi, FENG LijieLaboratory Research25-309An image enhancement algorithm for coal mine undergroundCHENG Deqiang, ZHENG Zhen, JIANG HailongLaboratory Research31-3410Research on repeating coil of asymmetric magnetic coupling resonant wireless power transmission systemTIAN Zijian, DU Xinxin, FAN Jing, CAO YangyangLaboratory Research35-3911Design of underground precise positioning service system based on CSSLIU Xiaoyang, HE YunLaboratory Research40-4412Development status and tendency of automatic identification technologies of coal-rock interfaceWU Jieping, LI GuohuiProblem Discussion44-4913Discussion on construction of test capabilities for safety approval of underground high-voltage power supply and consumption equipmentsCHEN ZhaoProblem Discussion50-5414Research of AC voltage step experiment instrument for mine-used power supply testingWANG HaichaoExperience Exchange55-5815Design of remote monitoring system of mine ventilatorWANG Chun, XU Wenna, LIAO YinghuaExperience Exchange58-6116Design of testing and aging system for mine-used DC power supply boardCHANG LimingExperience Exchange62-6417Management and control system of mine truck loading and transportation based on information fusionWU HuiExperience Exchange64-6718Detection method of conveyor belt longitudinal tear based on Hough transformWANG Xiaochao, QIAO TiezhuExperience Exchange68-7019Goal driven optimization design of flameproof shell based on ANSYS WorkbenchWANG Bo, SONG Yubin, WANG XinExperience Exchange70-7220Drainage control system of coal mine based on integrated control boxJIANG WeiExperience Exchange73-74 