基于DSP的永磁无刷直流电动机变频调速控制系统  

Variable Frequency Speed Control System for Permanent Magnet Brushless Dcmotor based on DSP

作　　者：韦汉培 王超[1] 张懿[1] 魏海峰[1] 

机构地区：[1]江苏科技大学电子信息学院

出　　处：《变频器世界》2015年第6期46-48,共3页The World of Inverters

摘　　要：无刷直流电机是一种新型的无级变速电动机,维护方便、运行效率高且调速性能优异,在许多场合已取代其他种类的电动机。因此,对无刷直流电机进行进一步的研究已成为一个热点,具有广阔的市场前景。本文以无刷直流电机为研究对象,设计了一套基于TMS320F2812 DSP的无刷直流电动机的闭环变频调速系统。论述了无刷直流电动机的调速系统的基本组成、工作原理、数学模型以及常用控制策略,并在此基础上对无刷直流电机进行双闭环控制实验,结果表明,在双闭环控制下,无刷电机可以稳定可靠地运行。Brushless dc motor is a new kind of stepless variable speed motor,convenient maintenance,high efficiency and high performance is excellent,and has on many occasions to replace other kinds of motors.Therefore,the further research of brushless dc motor has become a focus in the electrical engineering,which has a broad market prospect.In brushless dc motor as the research object,this paper designed a set of brushless dc motor based on TMS320F2812 DSP closed-loop variable frequency speed regulation system.On brushless dc motor speed control system of the basic composition,working principle,mathematical model and control strategy is commonly used,and on this basis of brushless dc motor double closed-loop control experiments,the results show that under the double closed loop control,brushless motor can run stable and reliable.

关 键 词：无刷直流电机 TMS320F2812 双闭环控制 变频调速 

分 类 号：TP271[自动化与计算机技术—检测技术与自动化装置]