Coal Mine Electrician Handbook (Revised Edition) - Third Volume: Power Drives for Coal Mine Fixed Equipment

Author: China Coal Industry Press
Publisher:
Publish Date: 1999-02-01
Features:
Content Summary This book is divided into nine chapters and mainly includes three parts of content:
(1) Electric Driving of Hoists, including driving calculations for AC and DC motors, selection of electrical equipment, typical control circuits, as well as installation, debugging, operation, maintenance, and fault handling of electrical equipment.
(2) Electric Driving of Fans, Air Compressors, and Pumps, including various driving methods, selection of motors, synchronous machine thyristor excitation systems and their desynchronization protection, automatic control components and circuits, and electrical speed regulation of fans.
(3) Electric Driving of Large Belt Conveyors, including selection of various parameters, motor power calculations, driving systems and principles of belt conveyors, and electrical protection.
Additionally, the book introduces harmonic issues in power supply systems and their suppression methods, as well as the composition and working principles of AC-AC frequency conversion vector control systems for synchronous motors.
This book is available for reference by personnel in coal mines and other industries engaged in the operation, maintenance, design, and training of large fixed equipment.