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No full text本发明公开了一种四相开关磁阻电机的转子位置检测装置,只有一个与电子转子联动的码盘和一个用于检测码盘的检测传感器。在码盘的外周具有6组循环的检测组。每个检测组包括由第一机械角或第二机械角构成的凸起检测部、以及由第一机械角或第二机械角构成的凹入检测部排列构成。检测传感器对检测组中的凸起检测部或凹入检测部分别输出对应的高电平或低电平的检测信号,检测信号经传感器信号编码模块、编码信号处理模块和相输出逻辑模块,输出四相开关磁阻电机的换相逻辑信号。本发明只需要一个码盘便可以实现电机转子位置的检测,并能降低硬件成本,提高检测可靠性
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- 04/08/2020
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