目 录
1 引言............................................................................................................................1
2 异步电动机动态数学模型分析................................................................................2
2.1 异步电动机动态数学模型的性质...................................................................2
2.2 异步电动机的多变量非线性数学模型...........................................................3
2.2.1 电压方程.................................................................................................3
2.2.2 磁链方程.................................................................................................4
2.2.3 转矩方程.................................................................................................7
2.2.4 电力拖动系统运动方程.........................................................................8
2.2.5 三相异步电机的数学模型.....................................................................8
3 坐标变换和状态方程..............................................................................................10
3.1 坐标变换的基本思路.....................................................................................10
3.2 三相--两相变换（3/2 变换） ........................................................................11
3.3 两相坐标系的数学模型.................................................................................12
3.4 两相坐标系的状态方程.................................................................................13
4 系统建模与仿真......................................................................................................16
4.1 MATLAB/Simulink 简介 ...............................................................................16
4.2 各模块模型实现.............................................................................................16
4.2.1 3/2 变换模块模型.................................................................................16
4.2.2 异步电动机模块模型...........................................................................18
4.2.3 2/3 变换模块模型.................................................................................19
4.2.4 整体模块模型.......................................................................................20
4.3 仿真参数设置.................................................................................................21
4.4 仿真结果.........................................................................................................24
5 总结...........................................................................................................................27
参考文献......................................................................................................................28
