无刷双馈电机功率流向分析  

Power Flow Analysis for Brushless Doubly-Fed Machine

作　　者：刘航航[1] 王华[1] 罗杰[1] 

机构地区：[1]重庆大学,重庆400044

出　　处：《微特电机》2011年第1期21-25,共5页Small & Special Electrical Machines

基　　金：输配电装备及系统安全与新技术国家重点实验室自主项目(2007DA10512709203)

摘　　要：无刷双馈电机作为一种新型交流调速电机,其结构与运行特性具有特殊性。在介绍无刷双馈电机稳定运行机理的基础上,分析了无刷双馈电机功率与损耗关系;并在考虑无刷双馈电机运行特殊性的基础上,采用类似与同步电机功角关系,分析了不同转速范围电动发电运行时的功率传递关系,为无刷双馈电机的电机设计、变频器容量选择及其他研究提供参考。As a new type of motor,the brushless doubly-fed machine（BDFM） has its special structure and operating characteristics.The stable operation of the BDFM was introduced,and the relationship of power and loss was analyzed.Based on the special operating characteristics and taking into account the synchronous motor power angle,the power flow of BDFM in power operation and electric operation under different speed ranges were discussed.The results provide a reference for the study of BDFM design and the selection of converter capacity.

关 键 词：无刷双馈电机 功率流通 功角 

分 类 号：TM34[电气工程—电机]