A rail state monitoring apparatus includes: a plurality of detection devices provided on a train that travels on left and right railroad rails forming a track, and a processing device. The train is composed of one or a plurality of vehicles. For each of the plurality of detection devices, the detection device has a magnetic sensor unit group that is one or more magnetic sensor units facing the railroad rail, the magnetic sensor unit detects a peculiar point when the magnetic sensor unit passes over the peculiar point on the railroad rail, and the detection device outputs a signal based on a result of the detection by the magnetic sensor unit group. The plurality of detection devices include detection devices provided symmetrically on right and left sides of the train and/or detection devices provided on front and rear sides of the train. The processing device receives signals output respectively from the plurality of detection devices, and discriminates whether the peculiar point is a rail seam point or a rail fracture point, based on a detection signal based on the signals from the plurality of detection devices.


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    Titel :

    RAIL STATE MONITORING APPARATUS AND RAIL STATE MONITORING METHOD


    Beteiligte:
    KAWABATA RYUZO (Autor:in) / OGATA KUNIOMI (Autor:in)

    Erscheinungsdatum :

    2023-12-14


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B61K Andere Hilfseinrichtungen für Eisenbahnen , OTHER AUXILIARY EQUIPMENT FOR RAILWAYS / G01N Untersuchen oder Analysieren von Stoffen durch Bestimmen ihrer chemischen oder physikalischen Eigenschaften , INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES



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