2、其在几种常见坐标系下的数学模型,矢量控制中的几种控制策略,最后阐述了SVPWM的工作原理。2.从传统PID控制算法推导出自适应模糊PID控制算法,并使用Matlab中Simulink仿真工具,在已经建立模型的基础上进行仿真,为PMSM及其控制系统的建立和完善提供理论依据;3.基于上述分析和仿真研究为基础,以DSP芯片为核心,搭建系统的主回路、控制回路、保护电路;电机控制系统软件模块化设计,最后进行系统调试。关键词:永磁同步电机;矢量控制;自适应模糊PID;DSPAbstractWith therapid development of power electronicstechnology a
3、ndthe research of modern control theoryin recent years, PMSM (permanent magnet synchronous motor)hasbeen widelyusedin the modern industrydue to its simple structure,high efficiencyand stability.This paper studied the physical construction and mathematical model of PMSM,and designed it control syste
4、m based on DSP.The main contents of the article are as follows:Firstly, the background and the significance of the articleareintroduced, andthe unique features and development statusof PMSMare alsogiven. Thenthe physical structure and established mathematical model of PMSM in three different coordi
5、nate systemsis induced, and then several vector control strategies and SVPWMare given.Secondly, self-adaptive Fuzzy-PID control method based on classic PID controlis derived. Then the simulationbased on theMatlab/Simulink environmentusingthe theories and deduction that are mentioned above are given
6、, so thata theoretical basis for the following articlehas been provided;Finally, taking DSP as the CPU, the system including the main circuit, control circuit andprotection circuit is designed.Thenthe modularization design of software and then the debugging of wholesystemare given.Keywords:PMSM;Vec