![电机控制系统电流传感与脉冲宽度调制技术](https://wfqqreader-1252317822.image.myqcloud.com/cover/183/48213183/b_48213183.jpg)
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![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/2_01.jpg?sign=1739299459-J04jDRGbV3Vei357MYNNcqcXgolIvweZ-0-b26d6d5bc4a4c45c6e41d53fe5438cb2)
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=1739299459-37WcFgvSB8Hwt9aUgKfOytuIXFg8uJj7-0-5797a5b01ad1629cdf8942bf73656df7)
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=1739299459-Dphj73Cj185KFghyGFn0NFMcXeTO7pRZ-0-19cd58ca575df2af49dc039fd3aa7172)
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=1739299459-aWzamzxfobk6FtoZunkGQcTLdTboOWGe-0-a7f322d9d6e6623ce99b0f9f8bba4209)
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=1739299459-Vy79I6hLEOZXwADw0rVGGqjzaSrRyndE-0-2e72b9b574ad92e748c2283a2da5efe4)
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=1739299459-dLRNax1csgU1en3CsWajXFvPaN1SiHgB-0-2df1816d7289a187d93c620fa5f1a081)
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=1739299459-nlFlIAp5ycNEPGcLVt5p6oIbX7ith3RF-0-34483c67e6908ba65c4be72bae575096)
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=1739299459-CW5h3qPNs3BXB9WUCcTm9OvLfA2u0xwY-0-bc40f476a37e8413f75dfb31d5497877)
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=1739299459-9pU8DT455bZLYwvcYkc0U609SfPfxesg-0-61046359d5e9be673398a9738c5e8109)
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=1739299459-Y8ZE12cxtVb10Hvb9A8iN2VpXXc4KEEG-0-ed811754950c85841f337285b4cd2c8c)
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=1739299459-s3ZvrLMT353InS8giMBb5YPZGHrMMQmO-0-639e9d466d2fb5c2e150db2b651ade6e)
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=1739299459-19iWJjzntwsbjYrUJPQItp09AdVUcoPN-0-67cba43e34f5bf68e10886f5c6757c5b)
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=1739299459-PRpNJw0GoGp5jQr36MIl5EcUTuqbhw0Q-0-055949efc3b6cfa34f7e4badaeba51b2)
图9-3 电容工作过程分析
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/8_02.jpg?sign=1739299459-Y5R1P2ulK4CI4U8BDmudX0msicIL49KW-0-5ec01e562d621aa644d2806097dc8448)
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=1739299459-xTokOvVegcJ1ECPw2X1zRi3QajQBqzeF-0-b8a846996f9884f5e77fb6008ecb0a9b)
图C-2 PCB图
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/10_01.jpg?sign=1739299459-vuZV6ZoaschSdVABYRp2qNyf6zUBBhGN-0-1fd8ac2881418ef27584514272e5b189)
图D-2 PCB图
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/11_01.jpg?sign=1739299459-nZE8ICHSwSzd2RLoWp2Z4TjOwJPeWn3X-0-aea90c6438f25d0d56260df968d23630)
图E-3 PCB图
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/12_01.jpg?sign=1739299459-KXkuldfdKmdjFvSsFRRKeqLkCCLva5in-0-be460a97fe1646f25130b269f0142f60)
图F-7 PCB图