摘要
对三相异步电动机带动轻负载降压后，电机各物理量的变化进行了较祥细的分析。并以△一Ｙ改接节电为例，找出了节电的负载率范围。
When the voltage of three-phase induction motor with light load is re-duced,the physical quantities are analysed in detail.The range of load-carry duty of economical energy is obtained by changing connection of △一Y.
出处
《山东建筑工程学院学报》
1994年第1期24-28,共5页
Journal of Shandong Institute of Architecture and Engineering
关键词
异步电动机
轻载
调压
经济运行
induction motor
light load
adjusting voltage
economical operation
critical load-carry duty
