文档详情

PWM调制方式对无刷直流电动机反电势电流的影响.pdf

发布:2019-08-07约1.04万字共4页下载文档
文本预览下载声明
2006 39 3 ( 150 ) : T M361: A : 1001-6848( 2006) 03-0022-03 PWM 杨 燕, 焦振宏, 王崇武, 袁林兴 ( , 710072) : , PW M , - , ON PW M : ; PW M ; ; The Different Influences of Four PWM Modes on Back Electromotive Force Current in Brushless DCMotor Control System , - , - , - YANG Yan JIAO Zh n hong WANG Chong w u YUAN Lin x ing ( , 710072, ) Northw st Polyt chnical Univ rsit y X ian China : , ABSTRACT Back l ctromot iv forc curr nt of BLDCM influ nc s th torqu rippl ffici ncy and commutation control dir ct ly . In this pap r , th chang of back l ctromot iv forc curr nt w it h th diff r nt PWM mod s ar analyz d in d tail on th bas of BLDCM mod l. According to t h ory and xp rim nt , ON-PW M typ r st rains th p ak valu of back l ctromot iv forc curr nt and brings th l st ff ct to t h m otor control syst m . : ; ; ; EY WORDS BLDCM PW M EMF curr nt Circulat ing curr nt LPWM : PWM ; HPWM 0 - LON: PWM , ; , HON - LPWM : , PWM , , ; ON - PWM : 60 , 60 PWM ; PWM - ON: : , 60 PWM , 60 , PWM , , , , , , , , , , PWM , PWM 2 , 1 PWM A
显示全部
相似文档