- 电机控制系统电流传感与脉冲宽度调制技术
- 申永鹏
- 263字
- 2023-11-10 17:15:22
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/2_01.jpg?sign=1739426884-d1owAt7yCCb5vf6JkxyozgrCXpHazBuY-0-7fac12c5a226ddefca83cb357741fd89)
图1-8 V0(000)作用时续流回路
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/2_02.jpg?sign=1739426884-AGXjvjIjUfZcHI7J8MWXOyJ5PxFYcO5b-0-7402042680cb525b9f0d46cc4d8e620a)
图1-10 复合电流检测系统结构及电流路径
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/2_03.jpg?sign=1739426884-TvG53bcgvA59czcaR2lDn6vjsOv861sy-0-779520361a9070cefa2e7f05a26ef84a)
图1-14 中间桥臂耦合单霍尔/磁通门电流检测电路及电流路径
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/3_01.jpg?sign=1739426884-dG09YovmQBpvzE6YBnARsLSgJ7IGCuaf-0-89c7d2dfb10db6a0887ed7d21c27e4c5)
图1-16 上下桥臂耦合单霍尔/磁通门电流检测电路及电流路径
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/3_02.jpg?sign=1739426884-Jna4zGamqRKX5AtsVJjs3KD7UAHODT9s-0-a32bccf21af795e1067b72aa3c445eca)
图2-9 电压矢量V1(100)和V2(110)作用时的电流路径
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/3_03.jpg?sign=1739426884-NCYAhzY7l5gnTGrbShZUx2Q9pnUi8dEl-0-0f5e9e2c9ce4a4f24ed527517fb88602)
图5-11 Tspl3和Tspl4随m变化时的变化趋势
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/4_01.jpg?sign=1739426884-xvgQt9xRAByK72TUNlgQrjPxxHCwzvXt-0-e146bdcf5ccb978a25b258fd49260b7d)
图5-13 THD、调制度和Tmin之间的关系
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/4_02.jpg?sign=1739426884-IQESUlyyric4JyLHuU71c0F8SJ3XDkRo-0-0d141430b3241a469eefbedb20e679ed)
图6-2 直流母线单电流传感器电流采样系统的误差扩大效应
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/5_01.jpg?sign=1739426884-yXBM4e6MMWNBqFqXU8PS5hlILntGHt8O-0-b7a6d0c2c6109c20bff817e59299bd72)
图7-26 电机转速和转矩响应曲线
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/5_02.jpg?sign=1739426884-oWIWqx8hpC2erBst3U2Fw5jeEd1AaR3j-0-a9827a1ff69ae89a47ca9b2a5733b1e6)
图7-27 电机定子三相电流波形
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/6_01.jpg?sign=1739426884-pvV8pKq1TnEboNyjhfZGQAps2sxabmWs-0-868a5b11ee9cef74affbe90342a8f69c)
图8-9 重构电流与实测电流
(a、c、e为CSVPWM;b、d、f为传统SVPWM)
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/7_01.jpg?sign=1739426884-B9ptgj05LsJmYBtGRHK5KWDGPA4o8AK4-0-03af47b3803582cec41ab41ed55de396)
图8-12 电流突变时重构电流与实测电流
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/8_01.jpg?sign=1739426884-DkSO6bPSx6ULT1Xg0kx6jEn25gBAnasH-0-5043f37b144ece67104f806aef519119)
图9-3 电容工作过程分析
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/8_02.jpg?sign=1739426884-tb8N67MCyRMdiWkOYsvVWouVZjqOx8ez-0-1b32fddfb59f40f69fe9d5eca95869a3)
图A-3 各时刻单相磁动势与三相磁动势
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/9_01.jpg?sign=1739426884-f0x53U8tTgAQbIE4rmz7XFjxqu7WdDjD-0-7ebfab6ea551fa9f3ed8436ff194f796)
图C-2 PCB图
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/10_01.jpg?sign=1739426884-QrkW7OVLHdXRypAR0zmRYu3edUKcp1Kt-0-09b8c54b9b8504eb60aa19c7a61d75ca)
图D-2 PCB图
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/11_01.jpg?sign=1739426884-XLrRt4sHdat2j9k1yFKIPWhpOcbGJKic-0-b9c910430430e01028ccc5b644e4e2f5)
图E-3 PCB图
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/12_01.jpg?sign=1739426884-dRZjXJvXOrhxbW1v0q7QO67CfUTbOFrX-0-b0aa231dff43134035f677da25428870)
图F-7 PCB图