3.1 仿真软件 MATLAB 简介.............................................................................................................................19
3.1.1MATLAB
语言
.........................................................................................................................................19
3.1.2
软件构成
................................................................................................................................................19
3.2 仿真模型搭建及参数设置...........................................................................................................................21
3.3 仿真结果及分析...........................................................................................................................................23
第 4 章 系统硬件电路的设计................................................................................................................................24
4.1 控制电路结构简介.......................................................................................................................................24
4.2DSP(TMS320LF2407A)................................................................................................................................24
4.3 3.3V DSP 与 5V 逻辑器件的混合接口问题...............................................................................................27
4.3.1
逻辑电平不同,接口时出现的问题
....................................................................................................27
4.3.2
系统接口实现方法
................................................................................................................................27
4.4 转子速度的测量...........................................................................................................................................29
4.5 A/D 采样电路...............................................................................................................................................29
4.6 主电路结构框图...........................................................................................................................................30
4.7 IPM 智能模块 7MBP50RA120 功能简述...................................................................................................32
4.8 主电路的保护功能.......................................................................................................................................33
4.9 主电路的控制电源.......................................................................................................................................34
第 5 章系统控制软件的设计开发.........................................................................................................................36
5.1 系统软件总体设计.......................................................................................................................................36
5.2 软件模块.......................................................................................................................................................39
5.2.1
初始化模块
............................................................................................................................................39
5.2.2
串口通讯模块
........................................................................................................................................40
5.2.3
电流采样模块
........................................................................................................................................40
5.2.4
电机转速采样模块
................................................................................................................................41
5.2.5 Pl
调节模块
...........................................................................................................................................42
参考文献.................................................................................................................................................................43
致谢.........................................................................................................................................................................45