介绍一种无速度传感器异步电动机拖动系统的再起动方法。
This paper proposes a restart method for an asynchronous motor drive system without speed sensor.
文章就无位置传感器无刷直流电机的起动、正常工作、过载等状态下如何保持电机稳定运行进行了分析。
The research of keeping the steady operation of motors under various states of start, normal operation, over load for positionless sensor brushless DC motor is analyzed here.
研究分析电控发动机转速传感器、喷油器波形变化与发动机起动故障特征的内在联系，从而运用波形分析法快速准确诊断电控发动机的起动困难故障。
The starting failures of electronic-controlled engine can be diagnosed quickly and correctly by analyzing the internal relation between the waveform change and the characteristic of the failures.
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