1Discrete Element and Finite Element Numerical Simulation Analysis of Mining Loading Machine BucketZHAO YuanDesign and Research1-4,72Design of Mining Temperature and Humidity SensorZHANG HaiqingDesign and Research5-73Vibration Test and Frequency Spectrum Analysis of mining Equipment ReducerZHANG LicaiDesign and Research8-10,134Design and Analysis of Self-Moving Train Walking MechanismMA QiangDesign and Research11-135A Trackless Tyred Vehicle Speed Control and Protection SystemHAO YaxingDesign and Research14-156Research and Calculation of Heat Balance for Hydraulic Transmission System in Coal Mine VehicleWANG QingxiangDesign and Research16-19,237Design and Implementation of Graphic Control Display on Electronic Control Box for Coal Mining EquipmentKANG YonglingDesign and Research20-238Development of Intelligent Charging Rack for Intrinsically Safe Miner LampZHANG Zhaoping, FU ZhiyongDesign and Research24-25,299Simulation Analysis of Kinetic Characteristics for Bidirectional Clutch with Rotary CompressionLI Yulong, DUAN Peng, DUAN HuizhenDesign and Research26-2910Improved Design of Cutting Unit in Thin Coal Seam ShearerSHENG YonglinDesign and Research30-3211Design and Research of Support Platform for Monorail Crane EquipmentLI LiuDesign and Research33-3512Research on Robotics Technology for Fully-Mechanized Mining EquipmentNIU JianfengIssue Discussion36-4113Application and Research of Solid Self-Lubricating Bearing in Coal Mining MachineSONG Mingjiang, LI TingjieIssue Discussion42-4414Study of Transient Overvoltage Protection Method for Intrinsically Safe ApparatusWANG Zhenlong, WU Dongni, YANG ShikangIssue Discussion45-47,5015Design of Speed Control System for Mine Motor Vehicle Based on STM32FENG Dongsheng, KOU YanfeiIssue Discussion48-5016Research on Key Technology of Underground Explosion-Proof Lithium-Ion Battery VehicleGUO Xueping, HU PengIssue Discussion51-5317Research and Application of Anti-Overstep Tripping Technology for Power Supply System at Nantun Coal MineWANG Guangsheng, HAN Gang, CAI Shengmao, YAN Dong, YAN Fuyong, LIU XiangyongIssue Discussion54-5718Fault Diagnosis and Analysis of Electric Relay Type Current Protection MisoperationDAI Wei, WANG Guangsheng, LIU Xiangyong, LIU Shigang, HAN Hongbin, YAN DongIssue Discussion58-59,6219Reasonable Layout of Down Conveying Extensible Belt Conveyor in HeadentryWANG Yajun, LIU Fuchao, DONG ErjingIssue Discussion60-6220Discussion on Manufacturing Technology of Roadheader Cutting ToolQUAN YuyunIssue Discussion63-64,67 