Colliery Mechanical & Electrical Technology Articles

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1The Research of Automation Control System for Coal Mine Drainage1-3

2Design of Shotcreting Robot Hydraulic System4-5

3The Computing Method of Motion Track of Roof Beam for Hydraulic Support6-8,11

4The Optimum Design of High-voltage Rectifying Transformer9-11

5The Design of Press Shaping Mould for Belt Fastener of Belt Conveyor12-13

6The Development of Intelligent Pull Test System for Anchor Bolt14-17

7Monitoring System of Belt Conveyer Based on ControlNet17-19,22

8Analytic Methods of Reliability of Scraper Conveyer Chains20-22

9Dynamic Analysis of Starting Process of Wound Asynchronous Motor23-25

10Model Establishing and Simulating of Power-off Step-out for High-power and High-voltage Synchronous Motor26-29

11The Application of‘One-drive-two’ Control System for Switch Reluctance Motor to Mine Locomotive30-31

12Precise Measuring Method of Single-adapted Cylindrical Bevel Gear32-33

13The Choice of Braking Scheme of Downward Belt Conveyor34-36

14The Technology of Induction Withstanding Voltage Test for Transformers36-38

15Study on Natural Non-circulating Current Running mode of AC-AC Frequency Transducer Based on Double-variable Control Theory39-41,44

16The Application of Frequency Conversion Speed Control System for Local Ventilators42-44

17Cause Analysis and Countermeasures against Overheated Running of Water Pump45-46

18Fault Analysis and Debugging of Hoist Hydraulic Station47-49

19Reformation of Cooling System for Mine Winding Motor50-51

20Transformation of Heating System Combine-produced by Thermal Power52-53