To provide an electric power conversion system for a railway vehicle which can suppress lifetime reduction of an apparatus body of the system caused by change in temperature of the body that arises during operations of the vehicle.SOLUTION: This electric power conversion system 100 for a railway vehicle comprises opening/closing plates 23 for adjusting an area S covering radiation fins 22b seen in a traveling direction (X direction) of the railway vehicle 10 in order to reduce change in temperature of a cooling part 22 during operation of the vehicle 10.SELECTED DRAWING: Figure 2

    【課題】鉄道車両の運転時に生じる電力変換装置本体の温度変化に起因して電力変換装置本体の寿命が短くなるのを抑制することが可能な鉄道車両用電力変換装置を提供する。【解決手段】この鉄道車両用電力変換装置100は、鉄道車両10の運転時における冷却部22の温度変化量が小さくなるように、鉄道車両10の走行方向(X方向)から見た放熱フィン22bを覆う面積Sを調整する開閉板23を備える。【選択図】図2


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    Title :

    ELECTRIC POWER CONVERSION SYSTEM FOR RAILWAY VEHICLE


    Additional title:

    鉄道車両用電力変換装置


    Contributors:

    Publication date :

    2020-03-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B61C Lokomotiven , LOCOMOTIVES / H01L Halbleiterbauelemente , SEMICONDUCTOR DEVICES



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