1Design of Uniqueness Detection System for Personnel PositioningWANG WeiAchievements of Science and Research1-32Improvement of Anti-collision Algorithm of Underground Personnel Positioning SystemCHEN HongAchievements of Science and Research4-63Research of Critical Data Encryption Algorithm of Gas Monitoring System of Coal Mine and Its ImplementationCHEN Yun-qi, ZHANG YiAchievements of Science and Research7-104An Extension Scheme for Distribution Communication Network Combined with Wireless Ad Hoc NetworkNIE Wei-feng, YU Yun, HE QiAchievements of Science and Research10-135Application Research of GPS Technology in Vertical Deformation Monitoring of Coal MineLIU Dong, ZHENG Nan-shan, QIAN JinAchievements of Science and Research14-176Analysis of Setting of Underground High and Low Voltage Protection ValueSONG Hong-weiAnalysis Research18-227Thoughts on Management Integration after Merger and Reorganization of Coal EnterprisesLI Hong-taoAnalysis Research22-258Research of Underground Electromagnetic Interference Sources and Anti-interference TechnologyLIAO Zhi-qiang, CHEN Dong-chun, LIU Shui-wenAnalysis Research25-289Research of Application Layer Protocol in Electric Vehicle Based on CAN BusYUAN Chuan-yi, WU Zhi-xin, LIU Cheng-ye, HUANG Xue-qinAnalysis Research29-3210Discussion of Present Status and Development Direction of Electric Control System of Mine-used Overhead Man-riding DeviceYUAN Xu-hong, QIAN Jun, ZHAO Chao-guo, YING YangAnalysis Research32-3411Selection of Measuring Instrument for Purification and Treatment System of Mine Water and Its ApplicationLAI Wei-liang, CUI Dong-fengAnalysis Research35-3812Test and Analysis of Performance of Dynamic Var Compensator at Jiuquan Wind Power BaseGOU Xin-Ke, GUO Rui-chuan, SONG LeiLaboratory Research38-4213Improvement of Fuzzy Direct Torque Control System of Asynchronous MotorZHENG Li, SUI Mei-eLaboratory Research43-4614A Control Method of Offline-online Hybrid Data-driven and Its Application in DC MotorHAN Yao-fei, WANG Hui, FAN Xiao-hong, XU De-zhiLaboratory Research47-5115Application of Ant Colony Algorithm in Product Structure Optimization of Coal Preparation PlantSUN Wei, WANG Yi-lei, WANG Hui, ZENG YingLaboratory Research52-5416Interchangeability Design of Cutting Arms of Cantilever RoadheaderSUN Zhao-yang, LI Xue-yiLaboratory Research55-5817Temperature Prediction of Photovoltaic Array Based on BP Neural NetworkXU Rui-dong, DAI Yue, SUN Xiao-yanLaboratory Research59-6318Application of Flywheel Battery in Off-grid Wind Power Generation SystemLI Yong, ZHOU Hai-tao, LI Xiao-yingLaboratory Research63-6719Design of Anti-assault Safety Protection System of Belt Conveyor in Coal Preparation PlantLI Rong-sheng, YAO Bin, LI Shi-qiExperience Exchange67-7020Design of Monitoring System of Mine-used Dangerous Goods Based on Internet of ThingsWU Yan-changExperience Exchange71-73 