![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=1739296957-5KwxwoweAz2pdzre5y2aSnzQtjhR3Ahy-0-1cefaa87f60c09de349121d43a730763)
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=1739296957-1LIf783XyUob6y2WFWGvNfcegWIBbZAQ-0-5358abd2aa39f7f0fe46a8265f64b0dc)
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=1739296957-RvMimvwLwV0GsFhJ9LX3gIvzLEhV2YWV-0-2f6ae1fd2e26d380d143a0a23eef5a46)
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=1739296957-CIvZxsAtJANXeUG401Yuw1ODHRPBf39f-0-9ebcaa511913b4ff7d451154f33106e5)
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=1739296957-mJwasJ2bqTcApdrFc35FkdDeZ15DdiKz-0-17abc92a2e0ab07fa43336f138e9b10d)
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=1739296957-yyqARROWDN9LG9jHFbljkrY5mkI8IFQm-0-d739b05ff08ceeae75de8e435706b4d7)
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=1739296957-EKDWrIdpU3L2uhsObBdwEXEPBBHvkZW1-0-e548ccfa6f9c68175141f3cfc2e7d0b6)
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=1739296957-LI72gBla2dRQmBxX0JOHjFME7TaBdvNq-0-2866d6a6ea301d9ee60b81acbc21d941)
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=1739296957-XvorVZFfF5yxnZk9TKOA45rZZtMDiWDH-0-b125577f8652566fd904ca1a39345f56)
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=1739296957-F85HJ2XLaNwZ94FE8f49E4o0BCnNn9BN-0-6d4267e5d67e98452768eb1f173d9e48)
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=1739296957-KPptOzk2Zqb1dlaqtoBRxg6fKZOAj4wh-0-7b8481b8dea44ad801eff5f4581c88d5)
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=1739296957-E8BenMicB2PyfGwXFC2lSawbyzbyTqn3-0-01d6e6f3874f1693c9862e9e38abe66a)
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=1739296957-3UzTaSjLJBZuSjmoFnBKPGWIYpaCgbEk-0-0730001041fb4b1d58bb2414d6014a4c)
图9-3 电容工作过程分析
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/8_02.jpg?sign=1739296957-Mnk7JrgJLFLifaZc9HWghRrpRTYkaftq-0-813abbe96235b38f1f258a96e740eedf)
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=1739296957-v9Z5kY2rqC2v3Y3niLUkwJvFN0GSYslU-0-8b7e94e1801f45f1fe26ce15a61a05f4)
图C-2 PCB图
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/10_01.jpg?sign=1739296957-kkfr02Av5JbtYTFZh3wC0xBYJDS7mTjx-0-aa99221ca3f25e6056ccd2c2ba42c651)
图D-2 PCB图
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/11_01.jpg?sign=1739296957-7cb4Ld0tGqYFAzPCQqSuaYVgUri1nUDe-0-06e1eb0d98625a41988508668e970701)
图E-3 PCB图
![](https://epubservercos.yuewen.com/1579C9/27732753207142806/epubprivate/OEBPS/Images/12_01.jpg?sign=1739296957-nnBRjvFvqoWwaqxwonuCmy75tyR4CNpm-0-a926e65e6ccb90474b5a306634944588)
图F-7 PCB图