Coal Mine Electrician's Handbook, Second Part: Mine Power Supply (Lower)

Author: Gu Yonghui
Publisher:
Publish Date: 1998-04-01
Features: This book mainly includes the following content: Lightning protection, grounding, and earthing; Operation, maintenance, and preventive tests of electrical equipment; Characteristics of underground power supply and relevant regulations on power supply in the "Code" and "Specifications"; Underground power supply systems and their calculation methods; Structure and main technical data of underground power supply equipment; Structure, technical data, laying, and connection methods of mining cables; Calculation methods, technical data, and relevant regulations of the three major protection systems (overcurrent, grounding, and leakage protection) for underground power supply; Benefits and equipment characteristics of 10kV and 660V power supply in industrial and mining enterprises; Mine lighting fixtures and their selection and calculation; Electrical safety and first aid for electric shock; Energy saving and power management; Static electricity and its prevention. For convenience in calculation, the book also includes various calculation charts and tables required for underground power supply calculations, equipment selection, design, and installation. This book can be used for reference by electrical workers in the coal industry and other industries.