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介绍变频空调采用无传感器无刷直流电机作为压缩机的优越性,反电势检测的基本原理以及起动方法。变频空调中压缩机控制部分软、硬件的结构和实现方法。关键词:无刷直流电机;变频空调;反电势法Abstract :This paper analyzes the advantage of using sensor2 less brushless DC motor in fuzzy conversing air - condition , the back EMF method and the start technique. Both the hardware and software of controlling the compressor are also presented par2 ticularly.Keywords :brushless DC motor ;fuzzy conversign air - condi2 tion ;back EMF method
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