?/p>
1
?/p>
目录
一?/p>
摘要
...........................................................................................
2
二?/p>
SPWM
控制技术简?/p>
.
...............................................................
3
2.1. PWM
控制的基本原?/p>
........................................................
3
2.2.SPWM
逆变电路及理论基础
.
..............................................
4
三、三相逆变器双极?/p>
SPWM
控制技术仿真设?/p>
.
......................
8
3.1 SPWM
触发脉冲调制电路
.
..................................................
8
3.2
主电路图
................................................................................
9
四、实验调试心?/p>
...........................................................................
1
0
五、不同参数时三相逆变器双极?/p>
SPWM
控制技术的仿真波形
及频谱分?/p>
.......................................................................................
1
2
5.1 fc=500
?/p>
Ma=0.9
.
.................................................................
1
2
5.2
频谱分析
..............................................................................
1
3
六、心得体?/p>
...................................................................................
2
3
参考文?/p>
...........................................................................................
2
4
附录
...................................................................................................
2
5