Large adjustable-speed AC drives for the mining industry

CIM Bulletin, Vol. 81, No. 910, 1988

G. HAUSEN, Siemens Electric Ltd., Montreal, Quebec, and H. MICKA, Siemens Electric Ltd. Erlangen, Germany

Modem signal and power electronics made adjustable-speed AC drives technically feasible and reliable and economically attractive. Cycloconverters are discussed as a proven technology for mine hoists.
Keywords: Hoisting, Technology, Electronics, AC drives, Motors, Mine hoists, GTOs.