当转动频率超过FST引脚状态指定的强制换向频率后，运行模式切换到无传感器运行模式。
When the rotational frequency exceeds the forced commutation frequency specified with the status of the FST pins, the operation mode is switched to the sensorless mode.
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.
基于无轴承永磁同步电机的矢量控制系统，提出了采用扩展卡尔曼滤波器实现无速度传感器运行的控制策略。
Based on vector control system of Bearingless Permanent Magnet Synchronous Motor (BPMSM), a speed-sensorless control strategy using Extended Kalman Filter (EKF) was presented.
基于凸极跟踪的思想，详细讨论了高频电压信号注入法在永磁同步电动机无位置传感器运行控制中的应用。
Based on the thought of salient pole tracking, the paper studied the application of this method in sensorless control of PMSM in detail.
准确观测虚拟电网磁链是PWM整流器虚拟电网磁链定向无电压传感器运行的关键。
The key problem of the virtual line-flux-linkage vector oriented control of the PWM rectifier without line voltage sensors is to observe the virtual line-flux-linkage accurately.
准确观测虚拟电网磁链是PWM整流器虚拟电网磁链定向无电压传感器运行的关键。
The key problem of the virtual line-flux-linkage vector oriented control of the PWM rectifier without line voltage sensors is to observe the virtual line-flux-linkage accurately.
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