The embodiment of the invention discloses a target unmanned aerial vehicle motor demagnetization detection method and device, and the method comprises the steps: obtaining a permanent magnet flux linkage value, estimated by a flux linkage observer according to an estimation model, of a target unmanned aerial vehicle motor under the condition that the target unmanned aerial vehicle motor operates; calculating the theoretical flux linkage value of the target unmanned aerial vehicle motor according to a calculation model used for calculating the theoretical flux linkage value of the target unmanned aerial vehicle motor; the absolute value of the difference value between the permanent magnet flux linkage value of the target unmanned aerial vehicle motor and the theoretical flux linkage value of the target unmanned aerial vehicle motor is compared with a preset threshold value, a corresponding comparison result is obtained, and the preset threshold value is used for judging whether the target unmanned aerial vehicle motor is demagnetized or not; according to a comparison result and a preset demagnetization condition, determining whether the target unmanned aerial vehicle motor is demagnetized; and under the condition that it is determined that the motor of the target unmanned aerial vehicle is demagnetized, sending a demagnetizing error code of the motor of the target unmanned aerial vehicle to a flight controller of the target unmanned aerial vehicle.

    本申请实施例公开了一种目标无人机电机消磁检测方法和装置,其方法包括:在目标无人机电机运行的情况下,获取磁链观测器根据估算模型估算的目标无人机电机的永磁体磁链值;根据用于计算目标无人机电机的理论磁链值的计算模型,计算目标无人机电机的理论磁链值;将目标无人机电机的永磁体磁链值和目标无人机电机的理论磁链值的差值的绝对值,与预设阈值进行比较,得到对应的比较结果,预设阈值用于判断目标无人机电机是否已消磁;根据比较结果和预设消磁条件,确定目标无人机电机是否已消磁;以及在确定目标无人机电机已消磁的情况下,向目标无人机的飞行控制器发送目标无人机电机消磁错误码。


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    Title :

    Target unmanned aerial vehicle motor demagnetization detection method and device


    Additional title:

    一种目标无人机电机消磁检测方法和装置


    Contributors:
    YANG JIAN (author) / PANG ZHI (author) / ZHANG JIE (author)

    Publication date :

    2023-06-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen



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