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TMS320F280039C: instaspin foc 无码盘矢量大电机观测角度问题

Part Number: TMS320F280039C

最近用0039c控制160KW同步机时,发现角度观测不太准,麻烦帮忙看下这种情况是什么原因导致的呢?黄色的为观测器角度