270V高压稀土永磁直流电动机电刷磨损与换向研究  

Brush Abrasion and Commutation Research of 270V High-voltage Rare-earth Permanent Magnet DC Motors

作　　者：曹涛[1] 刘景林[1] 姚德新[1] 

机构地区：[1]西北工业大学自动化学院,西安710072

出　　处：《微电机》2009年第2期12-14,共3页Micromotors

摘　　要：讲述270 V高压稀土永磁直流电动机电刷磨损与换向研究的背景;结合电动机的设计过程,分别详述高压直流电动机电刷磨损与换向问题产生的原因,以及如何解决这些问题。研究对直流电动机电刷磨损和换向问题有一定实验意义。Nattated the brush abrasion and the commutation background of the 270 V high-voltage rareearth permanent magnet DC motors, unified the design process, separately related in detail the reason of brush abrasion and the commutation question produce for the high-voltage motors, as well as how to solve these problems. The research had certain experimental significance to brush abrasion and the commutation question of DC motors.

关 键 词：电刷 磨损 换向 直流电动机 

分 类 号：TM381[电气工程—电机]