工矿自动化

Research of Resource Management and Task Scheduling Based on Mine Safety Grid

SUN Shi-cui, DING En-jie, XU Xiu

2007, 33(6): 1-4.

<Abstract>(35)

Abstract:
Safety problem is an important problem that needed to be solved for coal mine. Based on the current communication networks of coal mine,the paper put forward a mine safety grid model based on the(development) of grid technology and expounded the management and scheduling of grid resources. Optimum resource management and scheduling strategy made it possible for grid calculation to get higher running capability, so it could provide good service for the grid calculation and the evaluation of mine safety.

Virtual Wandering System of Mine Based on Geometry and Image Modeling

HOU Shou-ming, XU Wen-peng, ZHU Ya-li, YAN Jian-zhi

2007, 33(6): 4-7.

<Abstract>(8)

Abstract:
The paper introduced a virtual wandering system of mine with hybrid modeling technology based on geometry and image,and gave the design idea,developing flow and main function modules of the system. The system could be used in the fields of safety training of coal mine and dynamic risk evaluation.

Design of High Efficiency and Reliability for Integrated WLAN of Coal Mine

HU Sheng-bo, LI Qian-shu, WANG Hai-bo

2007, 33(6): 7-9.

<Abstract>(8)

Abstract:
Aim at defects of traditional coal mine information network such as functions’ decentralization, high cost, long establishing period and bad reliability, this paper presented the design principle for high efficiency and reliability of WLAN of coal mine and a framework of integrated WLAN of coal mine based on IEEE802.11 standardized protocols. This framework can realize transmission and exchange of integrated coal mine information of data, voice and video on one network,so it can reduce establishing cost and increase reliability of network effectively. The design used insulated method each other between physical layers of coal mine automation information network and communication network, so it ensured safety of coal mine automation information network.

Application Research of Information Fusion Technology in Design of Mine Black Box

WU Hai-feng~, DENG Shi-jian~, WANG Zhi-jie~(

2007, 33(6): 10-13.

<Abstract>(28)

Abstract:
The paper put forward a scheme of information fusion technology applied in design of mine black box. It introduced the basic algorithm of information fusion technology and its application, as well as the design points of mine black box in details. Fused data information was stored in mine black box, which realized real-time monitoring and was convenient for investigation and analysis after the accident occurred. The design of mine black box is significant to improve the production safety of coal mine.

Research of Safe Broadcast Communication in Wireless Sensor Networks

XUE Xiao-qin, WANG Jia

2007, 33(6): 13-16.

<Abstract>(30)

Abstract:
Wireless sensor networks are broadly used in environment detection and prediction,security of broadcast communication is an challenging problems in it. This paper proposed a new broadcast authentication scheme based on MAC. Using clustering structure widely deployed in wireless sensor networks and 1-bit per key MAC,this scheme assured reliability, integrity and freshness of broadcast communication with moderate cost of limited resources.

Application Research of Technology of Gate-limit Method Key Database in Mine Wireless Sensor Networks

LIU Xiao-wen~, GUO Qiu-min~, CUI Lian-cheng~, XU Bo~

2007, 33(6): 16-19.

<Abstract>(33)

Abstract:
The paper introduced the technology of gate-limit method key database of wireless sensor networks applied in the martial field, including key managing mechanism and establishment of model of gate-limit method key table. Then it made a feasible research for application of the technology in coal mine underground and pointed out that the technology could be used to locate abnormal place of gas and personnel and alarm.

Research of Localization Mechanism of Node of Wireless Sensor Networks

CHEN Zhi-gang, WANG Tian-fu, ZHANG Hao

2007, 33(6): 20-23.

<Abstract>(27)

Abstract:
The problem of node localization of wireless sensor networks was concerned expecially because it is related to many actual applications. There are two kinds of algorithm of node localization of wireless sensor networks,namely range-based and range-free. On the basis of analysis of disadvantages of range-based algorithm,the paper researched the improvement of localization of range-free emphatically. It also expanded typical centroid algorithm and gave performance evaluation of centroid algorithin by experiment.

Improvment and Implementation of Controller of Biped Walking Robots

ZHUANG Yan-bin, XU Qiang

2007, 33(6): 23-26.

<Abstract>(26)

Abstract:
At first,the paper pointed out that controller of biped robots with 24 degrees of freedom is core of the biped robots and also is the part needed to be improved firstly when expanding functions of the biped(robots,) then introduced the improved design of hardware and software of controller of the biped robots. The paper described the control of behavior posture and biped gait of the biped robots and its plan in details comparatively, and pointed out the next research direction is how to control the biped robots walk in complicated condition and on unshaped ground surface steadily and lustily.

An Effective Method of Acquiring Video Data

QI Ben-sheng, FU Fu-zhuang, YANG Shu-sheng, YANG Xia

2007, 33(6): 27-29.

<Abstract>(15)

Abstract:
Generally, in video data collection system based on FPGA,interfaces of FPGA and video data decoder need many I/O resource of FPGA.The paper introduced a new method of collection of video data, which locating and collecting video signal by checking SAV signal. The method only needed video data and pixel synchronization clock signal to realize acquisition of video data effectively, so saved limited I/O resources of FPGA and improved integration level of the system. Simulation result proved that this design method achieved the purpose of picking up video data in real-time.

ISOMAP Algorithm and LLE Algorithm in Image Retrieval and Their Compariso

LI Ming-hua

2007, 33(6): 30-31.

<Abstract>(13)

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Influence of Harmonics of SVPWM of Three-level Inverter on Motor Torque

LI Ming, ZHU Mei-qiang, GUO Xiao-yua

2007, 33(6): 32-35.

<Abstract>(17)

Abstract:
The paper analyzed PWM algorithm of three-level inverter of space voltage vector,then took Simulink of MATLAB as platform,established simulation model of SVPWM mode in speed-regulation system. Based on simulation research, it analyzed harmonics influence on electromagnet torque of asynchronous motor emphatically, and introduced the clearing method for harmonics.

Research of an Embedded Self-adaptation Detection System of Strai

CHEN Lian-yu~, XUE Xiao-yan~

2007, 33(6): 35-37.

<Abstract>(19)

Abstract:
The self-adaptation detection system of strain adopted a design technology that can adjust balance of input bridge automatically,which used ARMS3C4510B to adjust digital potentiometer, so as to realize self-adaptation zeroing and improve detection precision. In addition, according to the value of input signal, this system could adjust amplification of amplifier adaptively so that the different amplification was adopted for input signal in different range, which could ensure the signal value was in 1/2~1 full range.

Research of Remote Video Monitoring System for Coal Mine Safety Based onStream Medium Technology

LI Gao-zheng

2007, 33(6): 38-41.

<Abstract>(15)

Abstract:
The paper introduced relational concept and principle of stream medium technology in details. Through analysis for video information of coal mine safety and combining with stream medium technology, it put forward a design scheme of using stream medium technology in video transmission module of remote monitoring system for coal mine safety.

Application of Bluetooth Technology in Communication of Integrated Automation System of Underground Substatio

LI Xin-yan, WANG Chong-lin, WANG Lin, QI Zhi-hua

2007, 33(6): 42-44.

<Abstract>(4)

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2007, 33(6): 44-46.

<Abstract>(18)

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Remote Detection System for Mine Gas Based on Transceiver of LonWorks Power Line

ZHANG Zhi-heng

2007, 33(6): 47-48.

<Abstract>(21)

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Design of Wireless Monitoring System for Surface Airshaft of Coal Mine Based on DSP

LI Hua-xin, WU Yong-xiang, CAO Zhen-gua

2007, 33(6): 49-51.

<Abstract>(11)

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Monitoring and Control System of Underground Pump House Based on PLC and WinCC

WANG Hua-dong, LI Shi-guang, GAO Zheng-zhong

2007, 33(6): 51-52.

<Abstract>(19)

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Design of Monitoring Software for Operation State of Mine Ventilator

LIU Xiang, LIU Hui

2007, 33(6): 53-55.

<Abstract>(16)

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Technology of Remote Software Upgrading of Underground Equipments Based on Industrial Measurement and Control Network

WANG Lei, JIN Li

2007, 33(6): 56-58.

<Abstract>(35)

Abstract:
The paper introduced the principle of remote software upgrading of underground equipments based on industrial measurement and control network and IAP functions within MCU, and analyzed the reliability and security of the technology. The workload and risk for software maintainers could be decreased greatly when the technology was used in mine.

Design of Small-scale Intelligent Flame-proof Vacuum Magnetic Starter Used in Mine

LIU Qiao-ying, CHEN Jie, FU Zi-yi, CUI Li-zhi

2007, 33(6): 58-61.

<Abstract>(22)

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Application of Combining Current Transformer with Static Contact Box in Mine-used High-voltage Flame-proof Vacuum Distribution Equipment

YANG Wei-yi, KANG An-ming

2007, 33(6): 62-63.

<Abstract>(17)

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Research of Complicated EM Environment and EMI Characteristics for Coal Mine Underground

LU Xiao, JIANG Jian-guo

2007, 33(6): 64-66.

<Abstract>(7)

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A New Type Mine-used Monitoring Substation Based on ARM

ZHAO Li-chang, WANG Cong-xiao

2007, 33(6): 66-67.

<Abstract>(21)

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Development of a New Type of Sensing Device of Liquid-level of Floatation Machine of Slime

GUO Yong-xin, JIAO Qing, SONG Li, CAO Wei-fang, CUI Dong

2007, 33(6): 68-69.

<Abstract>(16)

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Design of Backup Protector of Mine Hoister Based on PLC

LI Xiu-juan, CAO Yi, LI Hua-wei, XU Hui-yi

2007, 33(6): 70-72.

<Abstract>(15)

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Design Research of Soft-starting Controller for Motor Based on PLC and Fuzzy Control

ZHU Zheng-wei, MA Zheng-hua, ZHOU Jiong-ru, ZHANG Suo-long, SONG Rui-hong

2007, 33(6): 72-75.

<Abstract>(37)

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Design of Monitoring and Control System of Water Level of Boiler Drum Based on CAN Bus

JIN Feng-lia

2007, 33(6): 76-79.

<Abstract>(31)

Abstract:
The paper put forward a design scheme of monitoring and control system of water level of boiler steam drum based on CAN bus,and gave the overall structure of the system, at the same time, it expounded the design of hardware and software of CAN node controller. The running result showed that the system has performances of simple structure, reliable running and easy adjustment, which can improve the monitoring quality of boiler, increase the thermal efficiency of bioler and save energy sources and decrease pollution.

Design of I.S.Node of Wireless Sensor Networks and Its Implementatio

SHI Xiao-jun, QI Wang-dong

2007, 33(6): 80-83.

<Abstract>(16)

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This paper introduced design of the node of wireless sensor networks based on ATmega128L single-chip microcomputer and RF chip CC1000 and I.S. design of the node circuit. The testing result validated the designed node circuit accorded with the I.S. demands.

Design of Weighing Sensor of Coal Mine Automation Truck Loading Station with Rapid Ration and Its Applicatio

ZHANG Xin, ZHANG Guang-jun, QI Mei

2007, 33(6): 83-85.

<Abstract>(22)

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Research of Technology of Overload Monitoring and Protection of Skip Hoisting System of Main Shaft

LIU Jing-xiong

2007, 33(6): 86-87.

<Abstract>(16)

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Design of Belt Protector of Fuel Transport Based on MSP430 Single-chip Microcomputer

LI Zi-cheng

2007, 33(6): 88-90.

<Abstract>(34)

Abstract:
Aiming at the coal delivery system composed of 15 belts,the paper introduced one kind of integrated belt protector based on MSP430 single-chip microcomputer and its hardware circuit and software design. The protector can measure parameters such as voltage,current and linear velocity of each belt conveyor in realtime,and can judge working status of belt conveyor by these parameters. And, it can communicate with PC by RS485, which can realize remote monitoring and data inquiry for 15 belts. The running results showed that the protector has certain usevalue in fuel transport monitoring system.

Design Scheme of Full-duplex Communication by Use of Half-duplex IC

LI Hao, ZHANG Xiang-yang, LIU Yan-jie

2007, 33(6): 90-92.

<Abstract>(25)

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Technology of Energy Saving and Speed-regulation Control with Frequency-convertion of Hoister

JI Wei-shu, HE Ji-fa

2007, 33(6): 93-95.

<Abstract>(3)

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Research of Worktable Controller of Mine-used Vidico

FAN Zhao-feng, GUAN Zhen-xiang, DUAN Shou-bao

2007, 33(6): 95-96.

<Abstract>(13)

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Design of an Automatic Calorimeter for Coal

LIU Hui, MA Ling-yun, HE Dong-lu

2007, 33(6): 97-99.

<Abstract>(26)

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Research of KWYJ-1 Automatic Integration System of Measurment of Gas Pressure

MA Shang-quan, CHEN Xue-xi, LIANG Yu-long, SUN Zhi-hai

2007, 33(6): 99-101.

<Abstract>(45)

Abstract:
Traditional gas pressure calcimetre adopts pointer type pressure meter to measure gas pressure, but it only provides static data, and could not record and observe dynamic pressure data continuously. The paper introduced a digital information integration system of gas pressure by advanced computer and apparatus technology. The system can realize automation for measurement of gas pressure,and has characteristics of strong stability, high reliability and convenient maintenance. The system can be used to study the flowing rule of gas in coal bed too, which is important for us to prevent gas accident.

Centralized Collection System of Multi-point Sensing Signal of Mine Belt Conveyor

CAI Li, ZONG Wei-lin, TONG Min-ming

2007, 33(6): 101-103.

<Abstract>(12)

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Application of P87C591 in CAN Interrupt Control

WANG Hong-lei, XU Zhao, LI Chuan-fa, ZHANG Xue-song

2007, 33(6): 104-105.

<Abstract>(18)

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Design of Automatic Monitoring and COntrol System of Mine Main Ventilator Based on PLC

TAN Chang-sen, SUN Peng, GUO Feng, GU Zhi-peng