基于DSP的无刷直流电机系统软件设计  

Software design for brushless DC motor system based on DSP

作　　者：朱淑云[1] 黄灿英[1] 陈艳[1] ZHU Shu-yun;HUANG Can-ying;CHEN Yan(School of Science and Technology, Nanchang University, Nanchang 330029, China)

机构地区：[1]南昌大学科学技术学院,南昌330029

出　　处：《沈阳工业大学学报》2020年第3期253-258,共6页Journal of Shenyang University of Technology

基　　金：江西省教育厅科学技术研究项目(161526);江西省教育厅教改课题(JXJG-17-30-2).

摘　　要：针对无刷直流电机调速系统软件难以实现的问题,提出了基于DSP芯片的调速系统软件具体设计方案.基于无刷直流电机结构原理上,阐述了调速系统的DSP芯片、控制方案和硬件电路的硬件设计方案.基于集成开发软件CCS3.3和PID算法,阐述了调速系统软件的主程序、速度环、电流环、转子位置检测和PWM等模块的具体设计方案,从而完成了无刷直流电机调速系统的软件设计.结果表明,该软件设计实现了电机调速系统的基本功能,具有稳定的调速性能.Aiming at difficult software realization for speed control system of brushless DC motor(BLDCM),a specific design scheme for the speed control system software based on DSP was proposed.On the basis of structure and principle of BLDCM,the DSP chip,control scheme and hardware design scheme for speed control system were elaborated.Based on integrated development software CCS 3.3 and PID algorithm,the specific design scheme for the main program,speed loop,current loop,rotor position detection and PWM modules of speed control system software was suggested,and the software design for speed control system of BLDCM was completed accordingly.The results show that the software design realizes the basic functions of motor speed control system,and has stable speed control capability.

关 键 词：无刷直流电机 调速系统 DSP芯片 数字化 PID算法 PWM模块 速度环 电流环 

分 类 号：TP271[自动化与计算机技术—检测技术与自动化装置]