To provide an abnormality diagnostic device and a method capable of accurately diagnosing abnormality of a railway vehicle.SOLUTION: The abnormality diagnostic device includes a learning unit and a diagnostic unit. The learning unit learns data selection conditions for selecting sensor data used for diagnosing a diagnostic object based on a model, which is generated based on sensor data of the diagnostic object in a railway vehicle. The diagnostic unit diagnoses abnormality of the diagnostic object based on sensor data satisfying the data selection conditions and a diagnostic model in which a relation between the sensor data and the abnormality of the diagnostic object is modeled.SELECTED DRAWING: Figure 1

    【課題】鉄道車両の異常を精度よく診断できる異常診断装置及び方法を提供する。【解決手段】一実施形態に係る異常診断装置は、学習部と、診断部と、を備える。学習部は、鉄道車両における診断対象のセンサデータに基づいて生成されるモデルに基づいて、診断対象の診断に利用するセンサデータを選択するためのデータ選択条件を学習する。診断部は、データ選択条件を満たすセンサデータと、センサデータと診断対象の異常との関係をモデル化した診断モデルと、に基づいて、診断対象の異常を診断する。【選択図】図1


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    Titel :

    STATE DIAGNOSTIC DEVICE AND METHOD


    Weitere Titelangaben:

    状態診断装置及び方法


    Beteiligte:
    EZAWA TORU (Autor:in)

    Erscheinungsdatum :

    2020-06-18


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC / G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / G05B Steuer- oder Regelsysteme allgemein , CONTROL OR REGULATING SYSTEMS IN GENERAL



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