采樣電路如圖1所示，IGBT開(kāi)關(guān)頻率為7khz，逆變器輸出電壓經(jīng)調(diào)理電路后，采樣波形如圖2。采用圖3的濾波方法后，共模造影明顯消除。波形如圖4
圖1
圖2
圖3
圖4
采是什么樣
電壓，什么電路
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![UZ`93~P81E]6K[6BJHRU4EP](https://dianyuan-public.oss-cn-shenzhen.aliyuncs.com/community/2015/07/10/1436528477-14298.png?x-oss-process=image/watermark,g_center,image_YXJ0aWNsZS9wdWJsaWMvd2F0ZXJtYXJrLnBuZz94LW9zcy1wcm9jZXNzPWltYWdlL3Jlc2l6ZSxQXzQwCg,t_20)
![S)KTA%E%`G}Z2]R5GDD0X)L](https://dianyuan-public.oss-cn-shenzhen.aliyuncs.com/t/community/2015/07/10/1436528490-72102-600.png?x-oss-process=image/watermark,g_center,image_YXJ0aWNsZS9wdWJsaWMvd2F0ZXJtYXJrLnBuZz94LW9zcy1wcm9jZXNzPWltYWdlL3Jlc2l6ZSxQXzQwCg,t_20)
