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旋转变压器（旋变）是啥？如何检测电动汽车电机转速和转子位置？
本视频介绍了什么是旋转变压器，旋变的工作原理，旋变是如何检测电机转速和转子位置的，旋变的正余弦输出信号与转子位置的关系
新能源电动汽车维修培训、原理与结构16/1366
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