1Effect and Configuration of"Six Systems"for Safe Act of Rescue of Coal Mine UndergroundSUN Ji-ping1-42A Reliable Implementation Method of Dual-host Hot Standby System of Coal MineBAO Jian-jun, HUO Zhen-long, FAN Jing5-83Design of Multi-signal Monitoring Software for Rock BurstSHI Xian-kui, CHEN Shi-hai, LIANG Jun-yi, LIU Jie9-124Development of an On-off Sensor with Anti-interferenceZHANG Yuan-zheng, WANG Yu, L(U) Qing-song, YANG Ming-rong, ZHUO Jing-li12-155Application of Microseismic Monitoring Technology in Forecasting of Roof WeightingLI Bao-fu, WEI Xiang-zhi, SU Shi-jie, REN Yong-kang16-196Design of Mine-used Intelligent Tilt Angle Sensor Based On M-BUSXU Le-nian, LI Wen-jing, GAO Shuang20-237Design of Intelligent Fiber Optical Transceiver with Function of Remote Network Management and Its ImplementationYUAN Jian-fei, ZENG Qing-jun24-288A New Method of Using Pulse Broadening to Realize Selective Leakage Protection in Coal MineHU Xiao-dong, TONG Jun29-329Design of General Testing System of Automatic Voltage Regulator for Excitation System of Synchronous GeneratorGU Zhi-feng, SHAO Tian-zhang, YANG Run-sheng, ZHANG Ling33-3610Research of Measuring System of Performance of Mine Ventilator Based on PLCZHAO Yong-ming, JIANG Shu-guang, WU Zheng-yan, SHAO Hao, CHI Hong-you, HAN Zi-wei36-3911Gas Accident Analysis of Coal Mine Based on FTALI Jun-lu, LI Gang, CHE Yan-feng40-4312Reliability Analysis of Flood Control Capacity of Tailing PondMA Shu-qi, CHEN Yu-ming44-4613Research of RCD Clamp Circuit of Fly-back ConverterSONG Xin, MA Xiao-ping, NIU Jie-ru47-5114Research of Model Selection of "Three Machines" of Mine Based on AHPTENG Xiang-lin51-5415A New Algorithm of Real-time Detection of Harmonic Current Based on Instantaneous Reactive Power TheoryGOU Xin-ke, LI Jun-qin55-5816Research of Routing Algorithm of Mine Personnel Positioning System Based on ZigBeeGAO Yuan58-6217Research of Passivity Control of Synchronous Motor under Nonlinear Running of InverterSHI Zhen, ZHAO Lei63-6718Modeling and Control Simulation of Vertical Motion PMLSMZHANG Zong-sheng, CUI Jian-ming67-7119Research of Technology of Environmental Electricity Generation of Radio Wave for WSN ApplicationSONG Yi-qing, XU Yu-ming72-7620Principle of Underground Personnel Positioning System Based on RSSI and Its DesignWU Dan-chen, DING Qing-qing, LIU Zhi-gao, GU Qi-bin76-79 