back emf zero-crossing detection
back EMF zero-crossing detection 反电动势过零点检测 收藏 Back to Back Starting 背靠背启动; 背靠背起动 收藏 .
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back emf zero-crossing detection
反电动势过零检测
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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One kind of sensorless control system for brushless DC motor based on DSP was introduced and the principle of back-EMF zero-crossing detection and realization method was discussed in detail.
介绍了反电动势过零位置检测的原理及实现方法，并采用了数字式转速、电流双闭环控制。
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