To provide an abnormality diagnosis apparatus and an abnormality diagnosis method for a railway vehicle capable of further improving reliability of abnormality diagnosis.SOLUTION: A diagnostic unit 62 calculates a vibration parameter indicating the degree of vibration which is generated at the time of passage of wheels of a truck through a joint or a point part on a rail. The diagnostic unit 62 calculates a reference value of a vibration parameter of a plurality of trucks from the calculated vibration parameter for each truck. Furthermore, the diagnostic unit 62 calculates a deviation degree between each vibration parameter calculated for each truck and the reference value. The diagnostic unit 62 then determines that abnormality is generated in a truck which is provided with a vibration sensor 32 having the deviation degree over a predetermined level.SELECTED DRAWING: Figure 5

    【課題】異常診断の信頼性をより高めることができる鉄道車両の異常診断装置及び異常診断方法を提供する。【解決手段】診断部62は、台車の車輪がレールの継ぎ目又はポイント部を通過する時に生じる振動の度合いを示す振動パラメータを算出する。また、診断部62は、算出された台車毎の振動パラメータから、複数の台車における振動パラメータの基準値を算出する。さらに、診断部62は、台車毎に算出された各振動パラメータと基準値とのずれ度合いを算出する。そして、診断部62は、ずれ度合いが所定のレベルを超える振動センサ32が設けられている台車において異常が生じているものと診断する。【選択図】図5


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    Title :

    ABNORMALITY DIAGNOSIS APPARATUS FOR RAILWAY VEHICLE AND ABNORMALITY DIAGNOSIS METHOD FOR RAILWAY VEHICLE


    Additional title:

    鉄道車両の異常診断装置及び鉄道車両の異常診断方法


    Contributors:
    CAO YI (author)

    Publication date :

    2019-10-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / B61K Andere Hilfseinrichtungen für Eisenbahnen , OTHER AUXILIARY EQUIPMENT FOR RAILWAYS / B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC



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