Colliery Mechanical & Electrical Technology Articles

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1Synchronization Operating-a Special Operating Way for Frequency Conversion Speed Regulating of Wound Rotor Asynchronous Motor3-6

2Study of Adhesion Moment to Earth for the Double- crawler Travel Unit7-10

3Centralized Control Power Supply Technology of Locomotive Supervisory Control System10-12

4Method of Recording Velocity Diagram of Mine Hoist with Computer12-14

5Analysis of Incontrollable Reason for Motor Phase Failure Protection15-16

6Computer Supervisory Control System of Industrial Steam Boiler17-20

7Design and Calculation of Revolving Abutment for Boom Roadheader20-21

8Development of Mine Flameproof and Intrinsically Safe Circuit Parameters Comprehensive InstrumentationYANG Weiying22-23,14

9Design and Application of the Jigging Micro-computer Controller in Taixi Coal Preparation Plant24-25

10Rational Selection- use of Mine Auxiliary Conveying EquipmentChen Huanying25-27

11The Technical Situation and Developing Trend of Drum Shearer28-31

12New SGN630/110 Scraper Conveyor for Mine35-36

13Leakproof Method for the Leaky part of Hydraulic Coupling37-38

14Improvement for the Electric Control System of DC Winder38-39

15Use of Fully Mechanized Mining Equipment with the Output over 10,000t/d in Nantun Coal Mine41-42

16Existing Problems and Solutions of Power Distribution System of Complex Driving Team43,42