工矿自动化

Design of 3D Virtual Mine Based on 3D GIS Technology

GUO Ju

2007, 33(5): 1-4.

<Abstract>(51)

Abstract:
It is necessary to construct simulation system for special subsystems of mining, tunneling, electromechanical equipment, transportation and ventilation of whole mine, 3D virtual mine, in order to realize whole mine’s integration of "monitoring,controlling and management". The paper put forward a design scheme of 3D virtual mine based on 3D GIS technology and full automation of coal mine. It briefly introduced the key technology of 3D GIS, and introduced the design of software structure, system’s function and database of the 3D virtual mine system in details. The system can reflect the status of environment, equipment and personal and has practical analysis function for the special subsystems, so it can make departments of production management and safety supervision know production status and accident cause of mine directly, rapidly and generally, and provide decision-making criterion of dispatch and command for personal of mine production management. The system is a basal information platform in coal mine, and it can provide data interface for higher management software and expert system of coal mine. The system will greatly enhance the safety level of coal mine and provide basal service for "digital mine".

Application of a Fuzzy Inference Algorithm in Fire Detection of Mine-used Belt Conveyor

GUO Jian, ZHAO Ming-ru

2007, 33(5): 5-8.

<Abstract>(42)

Abstract:
Using a fuzzy inference algorithm,the paper put forward a method which took temperature and dense of carbon monoxide as two parameters to detect fire level of belt conveyor according to certain fuzzy rules table and inference rules and using barycenter method to fuzzify. The simulation result showed that when 0.5 is regard as alarm threshold, the system would alarm after belt conveyor fire took placed about 134 s.So it realized early forecast for belt conveyor fire.

Study of Ventilation Management System of Coal Mine Based on MapX

GAO Guang-fa~, QI Min-ju~, HUANG Yong-hong~

2007, 33(5): 8-10.

<Abstract>(23)

Abstract:
The paper introduced the present status and existing problems of coal mine ventilation management, and described the function of ventilation management system of coal mine and realizing method of key technologies of the system. The system achieved auto-linking and bidirectional inquiring between the map and database, realized dynamic visual management of information of coal mine ventilation, which gave a new way to provide mine ventilation information management, inquire, analysis and decision to coal production management department.

Application of PLC Fuzzy Controller in Slime Water Treatment

WU Xin-cai~, ZHANG Ming-xu~, WANG Na~

2007, 33(5): 11-13.

<Abstract>(36)

Abstract:
According to the characteristics of inputs and outputs of slime water system and their dynamic relation each other, a method adopted fuzzy control technology was put forward and fuzzy control rules of multi-variable system were established. The implementing method of slime water treatment based on PLC was also provided.

Study of a New Model Monitoring and Control System of Safety and Production of Coal Mine

JIA Zong-pu~, YANG bo~, JIA Xiang-zhi~, WANG Hong-mei~

2007, 33(5): 14-17.

<Abstract>(40)

Abstract:
Aiming at the existing defect of monitoring and control system of safety and production in mine enterprises, the paper put forward a whole design scheme of a new model monitoring and control system of safety and production, introduced the composing, charaterristics of the system, expounded the design and implementation of decision support system of mine safety based on Web Services. It pointed out the new solution scheme based on Web Services is development trend of decision support system of mine safety, which integrated data warehouse, on-line analysis and data excavation.

An Improved Method of Detection of Harmonics and Reactive Current

WANG Li, ZOU You-ming, TU Jian, ZHANG Ya-bang, CAI Yu-xi

2007, 33(5): 17-19.

<Abstract>(20)

Abstract:

Study of Integration Technology for Control-network and Management-info-network of Enterprise

GONG Shang-fu, MA Guang-ping

2007, 33(5): 20-23.

<Abstract>(24)

Abstract:
With the development of network technology and the continual changing of network application required by production and management of enterprise, the goal of integrated management and control was put forward. Owing to the difference of structure of control-network and management-info-network, their corresponding characteristics and integration technology should be analyzed and studied in process of system integration. The paper described key technologies for realizing the both integration and their best appropriate application occasions corresponding to their advantages based on introducing of relative application range, action and function of the control-network and management-info-network of enterprise.

Application of ADO Technology in Data Storage of Monitoring and Control System

DIAO Xiao-yan, ZHANG Duo

2007, 33(5): 23-25.

<Abstract>(32)

Abstract:

Control of Thrust Inverse System for Vertical Transportation System Driven by Permanent Magnet Linear Synchronous Motor

FU Zi-yi, CHEN Jie, WANG Xin-huan, XIA Yong-ming

2007, 33(5): 26-27.

<Abstract>(22)

Abstract:

Analysis of Winding Connection Way of Main Transformers of Power Transformer and Its Simulatio

LI De-chen, LIAO Hong-mei, WANG Yu-yang, LV Ming

2007, 33(5): 28-29.

<Abstract>(17)

Abstract:

Analysis and Testing of Improving Transmission Distance of CAN Bus

YANG Fen, XU Zhao, CAO Mao-hong

2007, 33(5): 30-32.

<Abstract>(43)

Abstract:
The CAN Bus is a serial communication system which supports distributed control and real time control. It is spread out in industry field because its 1 Mbps transmission speed and over 10 km distance. But in real system, it’s performance isn’t ideal. Aiming at this problem and combining an actual system, various factors affecting transmission capability were analyzed. The methods improved actual communication distance of CAN Bus was put forward.

Study of Data Extraction Technology in Data Warehouse and Its Applicatio

GE Xin~, DING En-jie~

2007, 33(5): 33-35.

<Abstract>(34)

Abstract:
In the background of coal mine, this paper analyzed, designed and implemented a kind of data extraction program triggered by data sources, with DTS tool and.NET remote architecture. The program can load data sources distributd in different places to data warehouse, and considered system failure and network failure during extracting data. It has higher robustness.

Wireless Communication Technology in Coal Mine and Its Development Trend

CHENG De-qiang, LIU Wei, QIAN Jian-sheng

2007, 33(5): 36-40.

<Abstract>(26)

Abstract:
Wireless communication systems for safety dispatching and emergency WCSSDE in coal mine were analyzed in this paper. The system’s structure and characteristics were discussed. According to the current situation of safety production in coal mine,the development trend of WCSSDE was proposed.

Robot and Full Automation of Coal Mine

LI Dong-xiao~, LI Yan-xue~

2007, 33(5): 40-42.

<Abstract>(40)

Abstract:
The paper briefly introduced the definition and classifying of robot,and expounded the application of robot in coal mine automation and key technologies of its application in details. It pointed out that the application of robot in coal mine automation is in primary level stage, but it will take an important part in realizing manless mine in the future with the development of key technologies of artificial intelligence, sensor, computer and communication.

Fuzzy Control System of Gas Pumping-exhaust Treatment Based on PLC

ZHANG Hao, LI Zhen-bi, JIANG Yuan-yua

2007, 33(5): 43-45.

<Abstract>(41)

Abstract:
A fuzzy control system of gas pumping-exhaust was designed and implemented. The hardware structure, control arithmetic and software flow of the system were described in details. PLC S7-200 was adpoted as main controller,fuzzy control was adopted as arithmetic, the control system realized automatic control of gas pumping-exhaust, improved efficiency and reduced danger.

Application of Frequency-conversion Speed-adjustment Technology in Gas Exhausting in Coal Mine Underground

SHANG San-jun, SONG Jian-cheng

2007, 33(5): 45-48.

<Abstract>(34)

Abstract:
The gas exhausting is an effective measure which must be taken when gas is over the limit set by regulation in high gassy mine.On the basis of analysis of defects of traditional exhausting methods, a closed-loop system for gas exhausting with frequency-conversion speed-adjustment technology was developed in this paper. In addition, the composition and working principle of the gas exhausting system were introduced. The system took the gas density as parameter and regulated rotational speed of local fan by PID algorithm, so as to exhaust the gas safely in working face, and ensured safe production in coal mine underground.

A Monitoring System of Coal Mine Gas Based on Wireless Sensor Network

ZHAO Ju

2007, 33(5): 49-51.

<Abstract>(35)

Abstract:

Wireless Remote Measurement System of Drill Hydrology Based on GPRS

XU Le-nian, ZHEN Yan-xiang, YUN Yu-liang

2007, 33(5): 52-55.

<Abstract>(20)

Abstract:
The configuration, function, working principle and design method of a wireless remote measurement system of drill hydrology based on GPRS were introduced in this paper. The system can measure water level,water temperature and turbidity of drillhole by intelligent sensors, then use GPRS module to transmit the measured data to monitoring computer by wireless mode, so as to realize processing of the data and forecasting and predicting of water disaster. The system has many advantages such as low cost, flexible configuration, reliable transmission and real-time on-line.

Model SCQY Real-time Silt Cleaning System for Mine Sump

MIAO Yun-jiang, WANG Xiu-yuan, KANG Sheng-cai

2007, 33(5): 55-56.

<Abstract>(41)

Abstract:
The paper introduced the working principle,working process and technical parameters of model SCQY real-time silt cleaning system for mine sump. The overall performance and benefit of the system were analyzed.

Design of Centralized and Decentralized Automation Monitoring System of Flashboard and Its Applicatio

CHEN Qen-qi, CHEN Ying, CUI Wei-jie, LEI Ru-hai

2007, 33(5): 57-59.

<Abstract>(36)

Abstract:

Distributed Computer Control System of Coal Preparation Plant

ZHAO Fan, ZHANG Xiao-guang, ZHANG Yan-chao

2007, 33(5): 59-61.

<Abstract>(32)

Abstract:
According to the characteristics of production process of coal preparation plant,the application of Siemens PLC in DCS system in coal preparation plant was introduced in the paper, the control strategy of master station and slave station was emphatically analyzed. The software flow, programming method of HMI and undisturbed switching system were discussed. The practical application showed that this system can reduce failure rate effectivelly and improve economic benefit prominently.

Establishing of Fault-diagnosis Model for Main Ventilator of Mine Based on Information Fusion Technology of Multi-sensor

LEI Meng, Ren Zi-hui

2007, 33(5): 62-64.

<Abstract>(30)

Abstract:

Application of Sensor Network Based on CAN Bus in Safety Monitoring and Control System

ZUO Xi-qing, LI Tian-zhe

2007, 33(5): 64-66.

<Abstract>(32)

Abstract:

Application of DSP Technology in Multi-point Monitoring and Control for Dangerous Gas in Underground

QIN Jia-heng, YE Han-mi

2007, 33(5): 67-69.

<Abstract>(30)

Abstract:

Development of Excitation System of Synchronous Motor Controlled by Single-chip Microcomputer

WEI Hong-bin~, XUE Ya-ling~, XIN Yi-bo~

2007, 33(5): 70-72.

<Abstract>(72)

Abstract:
On the basis of analysis of principle of power factor of synchronous motor, a scheme of improving power factor of power network was put forward which took aim at control of constant power factor. An excitation device of synchronous motor for regulating excitation current was designed. The software and hardware design of excitation control system based on W77E85 single-chip microcomputer was discussed in details. The experiment showed that the system is feasible and effective.

Design of Monitoring and Control System of Measuring and Detection of Electric Energy in Mining Area

CAO Xiu-hai

2007, 33(5): 73-75.

<Abstract>(33)

Abstract:

Design of COntrol System of Three-phase Brushless DC Motor Based on DSP

YU Bin, JIA Ya-qiong

2007, 33(5): 75-77.

<Abstract>(19)

Abstract:

Design of Collection System of Environmental Parameters in Mine and Its ImplementationDesign of Collection System of Environmental Parameters in Mine and Its Implementatio

QIN Hai-ming, RAO Jian-hua, RONG Zhen-yu

2007, 33(5): 78-80.

<Abstract>(52)

Abstract:
This paper introduced a kind of collection system of environmental parameters in mine. The system took STC89C55 single-chip microcomputer as core, uesed kinds of special sensor to measure temperature, humidity, content of combustible or poisonous gas in mine, and transmitted the measured data to PC on surface by serial port, so surface operators may monitor the state of working environment in mine in real-time.

Application of Model KJZ-1500/1140Z Assembled Switches in Control and Protection of Belt COnveyor of Coal Mine

YUAN Xiang-ke, PEI Ji-tian, YAN Shu-wei

2007, 33(5): 80-81.

<Abstract>(34)

Abstract:

Study of Informatization of Mining Group Based on Production Data Monitoring and Dynamic Management System

WU He-ping, CHEN Jian-hong

2007, 33(5): 82-85.

<Abstract>(45)

Abstract:
The status of informatization of mining group was analyzed and studied in the paper, the network structure and key techniques of production data monitoring and dynamic management system were introduced, some suggestions of the system’s implementation were also put forward.

Centralized Control System of Coal Blending Production Based on PCI Series Bus of Industrial Computer

WEN Wu, MENG Ru, YIN Jing-tao

2007, 33(5): 86-87.

<Abstract>(64)

Abstract:

Remote Monitoring and Control System of High-voltage Pump Motor Used in Underground Based on DSP

LIU Wei-guo

2007, 33(5): 88-89.

<Abstract>(69)

Abstract:

Innovational Idea for Improving Reliability of Power Supply in Mine

LI Zhe, SHI Bo, ZONG Jian-mi

2007, 33(5): 90-92.

<Abstract>(57)

Abstract:

Sending and Receiving of Signals of Rope Dynamometry Sensor for Mine Hoister

LI Huai-lu

2007, 33(5): 92-94.

<Abstract>(55)

Abstract:

Realization of Communication between PLC and Frequency-converter

HUANG Jin-feng~, ZHANG Jin~, LI Zhan-xian~(, 2)

2007, 33(5): 95-97.

<Abstract>(47)

Abstract:
In this paper, the principle and realization method of communication between PLC and frequency-converter with Modbus communication protocol were discussed. The speed control method and the communication protocol of frequency-converter and PLC non-sequence communication protocol were introduced. With the example of control to YASKAWA Varispeed G7 by MITSUBISHI Q series PLC and its communication module, it studied how to implement the communication between PLC and frequency-converter by serial communication protocol.

Coal Briquette Control System Based on PLC

LEI Wei, HUANG Zhi-dan, QIN Xiao-feng, WANG Zhen-qing

2007, 33(5): 97-99.

<Abstract>(43)

Abstract:

Using LabWindows/CVI to Realize Communication between Computer and Full Digital Servo Controller

SONG Wei, CHEN Xia

2007, 33(5): 100-101.

<Abstract>(35)

Abstract:

Study of Training System of Self-rescuer

ZHAO Sheng-min, ZHAO Sheng-li, ZHOU Li-feng

2007, 33(5): 102-104.

<Abstract>(53)

Abstract:

Mine-used Electricity Parameters Transducer Based on Special Chip CS5460

NIU Yun-peng

2007, 33(5): 105-107.

<Abstract>(34)

Abstract:

Design of Remote Testing and Control System of Embedded Network Based on ARM

MA Sheng-li, HE Miao-miao

2007, 33(5): 107-109.

<Abstract>(31)

Abstract:

Application of TLC2543 in Medium-frequency Power Supply

LI Wen-jiang, MA Rong-bing, TIAN Li-yong, Yan Xiao

2007, 33(5): 110-111.

<Abstract>(31)

Abstract:

Design of System of Non-contact Intelligent Identification Card

QIU Xue-feng, ZHANG Tong-zhuang

2007, 33(5): 112-115.

<Abstract>(40)

Abstract:
Aiming at the shortcoming of the system of contact intelligent identification card, the paper put forward a design scheme of system of non-contact intelligent identification card, which adopted radio frequency technology, and introduced the composing, working principle, software and hardware design of card reader of the system in details.

Design of Communication between Single-chip Microcomputer and PC

LU Chao

2007, 33(5): 116-118.

<Abstract>(36)

Abstract:

Applied Design of Digital Video Monitoring and Control System in Liangbaosi Coal Mine

JIA Tang-gang, ZHANG Zhan-guo

2007, 33(5): 118-119.

<Abstract>(16)

Abstract:

Implementation Scheme of Adapter of External Network Interface

SU Bai-shun, LIU Jia-lei, LI Chang-qing