基于霍尔传感器的无刷直流电机的双闭环系统  

Double Close-loop System of Brushless DC Motor Based on Hall Sensor

作　　者：金爱娟[1] 徐峥鹏 郑柯童 胡财港 施明 Jin Aijuan;Xu Zhengpeng;Zheng Ketong;Hu Caigang;Shi Ming(School of Optical-Electrical and Computer Engineering,University of Shanghai for Science and Technology,Shanghai 200093,China)

机构地区：[1]上海理工大学光电信息与计算机工程学院,上海市200093

出　　处：《农业装备与车辆工程》2019年第2期1-3,13,共4页Agricultural Equipment & Vehicle Engineering

基　　金：国家自然科学基金"临近空间高超声速飞行器低复杂度再入姿态控制器设计研究"(11502145)

摘　　要：介绍了基于霍尔传感器提供转子位置信号的无刷直流电机的双闭环系统,并在详细分析传统无刷直流电机基础上采用速度传感器实现系统的速度反馈,保证电机的控制精度的同时增加电流反馈,实现内环电流环,外环速度环的双闭环控制。同时让转速和电源电流作为反馈信号,增加反馈精度。达到使系统转矩脉动小,转速稳定的目的。通过PSIM软件仿真得出各参数波形,通过分析波形可以得出基于霍尔传感器的双闭环控制系统使无刷直流电机具有更好的动、静态性能的结论。The double close-loop system of brushless DC motor based on Hall sensor is introduced to provide rotor position signal.On the basis of detailed analysis of the traditional brushless DC motor,speed feedback of system is realized by using speed sensors,ensure the accuracy of the motor control at the same time increase the current feedback,to realize the inner current loop and outer speed loop of the double close-loop control.At the same time,the speed and power current are used as the feedback signal to achieve the purpose of low torque ripple and stable speed.Through the simulation of PSIM software,the waveform of each parameter can be obtained.By analyzing the waveform,the double closed-loop control system based on Hall sensor can be used to improve the dynamic and static performance of brushless DC motor.

关 键 词：霍尔传感器 无刷直流电机 双闭环 仿真 

分 类 号：TM33[电气工程—电机]