1Design of an Environment Monitoring and Control Device of Mined-used Lifesaving CabinZHANG Li-binAchievements of Science and Research1-32Wireless Data Collecting Device of Underground Mining Equipments Based on CC2420JIA Yun-hongAchievements of Science and Research4-733D Visualization Platform of Mine Based on 3D GISSHU Li-chunAchievements of Science and Research7-114Design of an Intelligent Charger of Ni-MH BatteriesQIN Hai-ming, WU Yan-qing, XIE Cheng-liangAchievements of Science and Research11-135Design of Intrinsically Safe Power Supply Based on Two-phase Synchronous Boost TechnologyZHANG Xing-hua, WANG Cong-xiao, ZHAO Li-chang, ZHU Qian-wei, LI Shang-kun, RUI Qi-huaAchievements of Science and Research14-176Design of a Mine-used Large-scale LED Array Display Screen with Mosaic TypeXU Shi-min, JIA Hong-gangAchievements of Science and Research17-197Design of Monitoring System for Electromechanical Equipments of Coal MineDING Qing-qing, GENG Shao-bo, GU Qi-bin, WU Dan-chen, DING Dong, LI Yan-chuAchievements of Science and Research20-228Design Requirements of Mine-used Wireless Methane SensorWANG Xiao-song, LI Xue-zeAnalysis Research23-269Technologies of Batteries Used in Coal Mine VehiclesYUAN Xiao-mingAnalysis Research26-2810Research of Magnetic Tracking Navigation of Patrolling Robot on Fully Mechanized Coal Face of Coal Mine UndergroundZHU Hong-xiu, SHI Hong-wei, JIANG Chuan, JIA Rui-qing, GUO Wen-jun, FEI Lei, XIE Ke, LI Ling-huiLaboratory Research29-3211Research of Control System with Double Closed Loops of Three-level SAPFLI Xiao-xun, ZHANG KeLaboratory Research32-3512Research of Covariance Intersection Algorithm Based on Unscented TransformationHAO Xiao-hong, WANG Rui, XU Wei-taoLaboratory Research36-3913Dynamic Simulation Design of Simple Honeycomb Briquette Machine Based on ADAMSHUANG Peng, LI Xu-rongLaboratory Research39-4214Collection and Pretreatment of Transient Electromagnetic Data Based on LabVIEWXU Jie, LOU Ben-yue, ZHANG Jian-ying, YUAN Yuan, GUO Ying-lan, TONG Min-mingLaboratory Research43-4615Design of Control System of PMSM Based on SVPWMCHEN Hai-jian, ZHONG Li-yunLaboratory Research46-4916Simulation of Dynamic Characteristics of Tubular Permanent Magnet Linear Motor with Moving CoilFANG Ming, WANG Shu-hongLaboratory Research50-5217Research of Fault Diagnosis System of Power Grid Based on DS Evidence TheoryCAO BinLaboratory Research53-5518Design of Repeaters of Mine-used CAN BusCUI Huai-bing, GAO FengExperience Exchange56-5919Design of Intelligent Setting Device Used in Coal MineXU Le-nian, LI Wen-jing, CAO Jing-longExperience Exchange59-6220Real-time Monitoring System for Microseism Based on LabVIEWLIU Bin, JIANG Shu-guang, WU Zheng-yan, TAN Jian-liang, ZHAO Yong-mingExperience Exchange63-66 