永磁直流电机碳刷磨损和PWM 控制频率关系的研究浏览数:6次
永磁直流电机碳刷磨损和PWM 控制频率关系的研究 邱栋, 江海 (博世汽车部件(苏州) 有限公司底盘控制系统工程部, 江苏苏州215024) 【摘要】通过对不同条件下直流电机的碳刷磨损研究,发现碳刷磨损量和电流以及PWM 控制频率之间的关 系,为电机的碳刷设计提供了理论基础,同时对于控制频率的使用和电机控制器(ECU) 成本之间的关系也指明了 方向。 【关键词】直流电机;碳刷磨损;PWM;控制频率 中图分类号: U463.6 文献标志码: A 文章编号: 1003-8639( 2022 )06-0062-02 Study on the Relationship Between Carbon Brush Wear and PWM Control Frequency of Permanent Magnet DC Motor QIU Dong, JIANG Hai (Chassis Control System Engineering Department, Bosch Automotive Parts (Suzhou) Co., Ltd., Suzhou 215024, China) 【Abstract】By studying the brush wear of DC motor under different conditions, the relationship between brush wear, current and PWM control frequency is found, which provides the theoretical basis for brush design of DC motor, and the relationship between the use of control frequency and the cost of motor controller (ECU) is also indicated. 【Key words】DC motor; carbon brush wear; PWM; control frequency 收稿日期: 2022-02-26 详情请见下载中心
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