大功率变频调速三相异步电动机轴电流分析

Analysis on Shaft Current of High-Power Variable-Frequency Adjustable-Speed Three-Phase Induction Motor

大功率变频调速三相异步电动机在变频范围、动态响应、调速精度、低频转矩、转差补偿、智能控制、工作效率等方面是普通电机无法比拟的,它以拖动领域宽、保护功能完善、可靠性高、操作简便等优点,深受钢铁、冶金、矿山、石油、纺织、机械、电力等行业的欢迎,社会效益与经济效益非常显著。

High-power variable-frequency adjustable-speed three-phase induction motor has incomparable superiority than ordinary motor in frequency conversion range,dynamic response,adjustable-speed precision,low-frequency torque,slip compensation,intelligent control,working efficiency and other aspects.Because of the advantages such as wide driving field,perfect protection function,high reliability and easy operation,it is deeply favored by steel,metallurgy,mining,petroleum,textile,machinery,electric power and other industries.Its social and economic benefits are very significant.