The embodiment of the invention discloses an anomaly analysis method and device, a terminal and a storage medium, the method is applied to an airframe structure of an aircraft, the method comprises the steps that initial data of an airframe are acquired, the initial data comprise noise data and vibration data of the airframe, and the initial data serve as basic data for active noise reduction of the airframe; storing the initial data; performing time-frequency analysis on the stored initial data to obtain time-frequency analysis data; processing the time-frequency analysis data to obtain advanced analysis data; and according to the time-frequency analysis data and the advanced analysis data, performing anomaly analysis on the airframe to determine the anomaly of the airframe. According to the embodiment of the invention, the collected initial data of the machine body can be stored in real time, the noise data and the vibration data are effectively prevented from being lost and covered, and the stored noise data and vibration data can be applied to abnormal analysis of the machine body, so that the utilization rate of the noise data and the vibration data is improved.

    本申请实施例公开了一种异常分析方法、装置、终端和存储介质,应用于飞行器的机体结构,所述方法包括:获取机体的初始数据,初始数据包括所述机体的噪声数据和振动数据,初始数据作为对所述机体进行主动降噪的基础数据;对所述初始数据进行存储;对存储后的所述初始数据进行时频分析,得到时频分析数据;对所述时频分析数据进行处理,得到进阶分析数据;根据所述时频分析数据和所述进阶分析数据,对机体进行异常分析,以确定所述机体的异常。本申请实施例能够将采集到的机体初始数据实时存储,有效地防止噪声数据和振动数据丢失、被覆盖,并且可以将存储后的噪声数据和振动数据应用于机体的异常分析,从而提高了对噪声数据和振动数据的利用率。


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    Title :

    Abnormality analysis method and device, terminal and storage medium


    Additional title:

    异常分析方法、装置、终端和存储介质


    Contributors:
    PANG LIHONG (author) / ZHAO CHENYI (author) / HAN FENG (author) / KANG YUYING (author) / ZHAO HUAYONG (author)

    Publication date :

    2022-11-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / 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 / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES / G10L Analyse oder Synthese von Sprache , SPEECH ANALYSIS OR SYNTHESIS



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