1Design of Real-time System of Working Condition Monitoring and Fault Diagnosis of Conveyors of Fully-mechanized FaceLEI Zhi-peng, SONG Jian-cheng1-52Design of Embedded Black Box of Electrical Haulage ShearerCHEN Hu, ZHANG Yang, ZHANG Fu-jian6-93Design of an On-line Detecting System for Dielectric Loss of Mine-used High-voltage CableDING Wei-min, XU Chun-yu, SONG Jian-cheng9-124Design of Electrical Control System of EML340 Mode Continuous Shearer Based on S7-300 and Its Implementation13-155Design of Mine-used Multi-parameter Sensor Based on MSP430F149YANG Fan15-186Development of Experimental Device of Belt Centralized Control System of Coal MineWANG Xiu-jing, XU Wen-shang, PAN Hui, HUANG Ze-biao18-217Remote Update System of ARM Software Based on TFTPLI Jun, WANG Jin-hai22-258Research of Authentication Method of Intrinsically Safe Interconnection of Coal Mine Monitoring and Control SystemZOU Zhe-qiang26-299Design Requirements of Lithium Battery in Intrinsically Safe CircuitWANG Qi, WANG Chun30-3210Characteristics of Informatization Management of Coal EnterpriseZHU Zhe-jun, SUN Ji-ping33-3511Application Research of Cognitive Radio Technology in Coal Mine UndergroundTANG Liang, ZHANG Shen, GAN Ling, DU Yan36-3912Research of Action Range and Mechanism of Coal-gun Phenomenon in Drifting ProcessWANG Jun-hui, LI Bao-fu, ZHANG Tao39-4113Simulation Analysis of Single-phase Grounding of Distribution Network and Its Research42-4514Speed-regulation System of BLDC Motor Based on P-Fuzzy Self-adaptive PID ControlLIU Xing-yan, SHANGGUAN Xuan-feng, DONG Yang-yang, ZHANG Han-yun45-4915Design of Double Sides LSRMJIN Xin, ZAN Xiao-shu50-5316Research of Restraining Harmonic Circulating Current of Paralleled Inverters SystemLIU Yan-bing, DING Zhe, WANG Xian-bo, WANG Jun-xiao54-5717Application of Detecting Method with Constant Temperature in Detecting Mixed Gas57-6118Application Research of Apriori Algorithm of Association Rules in Production Scheduling Subsystem of Coal Mine62-6419Design of SGAP Based on Linux Server and Its Realization65-6820Optimization Design of DC Electro-magnet Based on Magnet68-70 