Colliery Mechanical & Electrical Technology Articles

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1A Study of Improving Pole Forms of Switched Reluctance Motor1-3

2Design of Counter Magnetic Telescopic Effect Torque Sensor4-6,3

3Nitrogen Making Technique with Hollow Fiber Film and Its Use for Coal Mine Fire Control and Extinguishment7-9

4Design by Analogy for Increasing Speeding and Promoting Efficiency of Belt Conveyors10-11

5Improvement of Electric Control System for Mine Compressor11-13

6Coordinate Control of Hoist Braking System and Speed Regulating System13-15

7Discuss on the Problems of Roundness Deviation in Thin-walled Part Processing16-18

8Use Air-pressure Method to Test the Performance of the Impacter19-21

9Some Technical Problems of Low-voltage Network Reactive Site-compensation21-22,25

10A Way to Keep Economic Operation for Main Drainage Device in Coal Mine Underground23-25

11Distribution of Debris Size in Machine Oil and Its Influence on the Operational Reliability of the Engine in Conveying Machinery26-27,44

12Current Situations and Development of Roofbolter28-31

13The Design of Software and the Methods of Programming for Locomotive Monitoring System31-34

14Cold Splicing for the Connectors of the Conventional Conveying Belt34-37

15Economic Ways for Frequency Conversion of Coal Mine Main Fans37-38

16Technological Transformation for Main Shaft Hoisting System in Jiahe Coal Mine39-41

17A Practice for Using the Belt Conveyor with Steeply Inclined Wave Flange41-42,9

18The Application of Nucleon Scale in Aspect of Quantitative Loading43-44