![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=1738943493-prZ4ElbaWMaB7D6LqyHGMFMbBMo0PLuk-0-358cd91259f600df078941939c217085)
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=1738943493-p4JtZsyYCz6cIGosr0pMcDbhJZqr36qv-0-0c8406c455cd055ecb456207bb906492)
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=1738943493-2XZ8aA53gxKWmenDAx4GOgmm8H52JtmC-0-8184623ef3b4911d90d12ebc5fc3eb84)
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=1738943493-zzeFHRaf17O9vvl3DPCPLM3GpVaG6ArB-0-4fa24b79ac7507d79263f1c9bc255f5e)
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=1738943493-Xys7Vh2yJ4p8LGbqHEVAy2hQkiA92b0o-0-f322cc34ff84c9baa885f3755a6fb2a1)
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=1738943493-bfnL1qKig032L86ZbJ0m76dZp6dJzDgn-0-9e3c793b8fd21c00b428ef556b8331dd)
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=1738943493-Aye0Y8Fn14wJUSfKi10GNUb1Qdw4anCf-0-0f40e568b31750443f79836052af36ba)
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=1738943493-Fw7xA14qGwDdrLynJ89kPJWvN2ho1zMA-0-6c9e3f2effcd13b33c2fe1c37b501afd)
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=1738943493-ODQTNKvkJGdfRwZM5pQU1yWyPkzZJNIY-0-d20a0ee0ec2dac7b26e9e80b818744c1)
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=1738943493-zH9laQvgjFkZKcECLcn9HVxBOLf7U4ez-0-a5c684423ab3756d7f28a87dc1263cc6)
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=1738943493-9s6qnYsQXp6y2ES9Z9ybN2wKh10I60pD-0-0dee365eaf526577dff1258ff9b9b13f)
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=1738943493-puSGojrkEhCuB0BuFQ2GgEoUNPiIykH5-0-8d1578bfefe212720411bdee16694713)
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=1738943493-p80qJ9c3rI7jupZf4duFZFe92LiED8vD-0-a84952d84672ef29165fded4a64baaec)
图9-3 电容工作过程分析
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/8_02.jpg?sign=1738943493-deg5s9LamflWMI8SOOsubJIOuOWB4N1G-0-c4bfcc02ad80ed14cacb035bfd2609c3)
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=1738943493-wZarx7Hi1CTL8qemq72IHB420lIcH3vm-0-5f53e4da24f6e28d0ebbfde814cf4e22)
图C-2 PCB图
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/10_01.jpg?sign=1738943493-ZDCsHK5r9Z0XMaOOGLZ1ljjsSZpUcKix-0-5b376da996bc3ded897737741e73f697)
图D-2 PCB图
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/11_01.jpg?sign=1738943493-SaXTg30SXN5ZCZX3kWvPOfJy7Z8ddARK-0-f31edb1330688b75d72e88660804ae51)
图E-3 PCB图
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/12_01.jpg?sign=1738943493-5Zc9enMx5rTfkn05vgbS2Mewlh1Sydkc-0-b79a859bd18317c63c429a4311a3096a)
图F-7 PCB图