To determine soundness by considering regenerative restriction by voltage rise, power regenerative brake force restriction by idling/sliding, and transient response immediately after brake command generation by using only information of an own train.SOLUTION: A soundness determination system of a power regenerative brake of a train as a target comprises: a soundness determination execution determination part which outputs a determination possible signal by determining whether or not to execute soundness determination of the power regenerative brake of the train from at least one piece of information of operation command, train speed, idling/sliding, motor current, overhead wire current and ride rate of the train; and a soundness determination part which calculates power regenerative brake force reference value on the basis of power regenerative brake characteristics of the train from the operation command, the train speed and the ride rate, presumes power regenerative brake restriction amount from the power regenerative brake force reference value and voltage of the train and determines whether or not the power regenerative brake has abnormality on the basis of the power regenerative brake force reference value, the power regenerative brake restriction amount, the power regenerative brake force of the train and the determination possible signal.SELECTED DRAWING: Figure 1

    【課題】自列車の情報のみを用いて、電圧上昇による回生絞り込み、空転/滑走による電力回生ブレーキ力の絞り込み、ブレーキ指令発生直後の過渡応答などを考慮して健全性を判断する。【解決手段】対象とする列車の電力回生ブレーキの健全性判断システムとして、列車の、運転指令、列車速度、空転/滑走、モータ電流、架線電流および乗車率の少なくとも一つの情報から、当該列車の電力回生ブレーキの健全性判断を実施するか否かを判定して判断可否信号を出力する健全性判断実施判定部と、運転指令と列車速度と乗車率とから列車の電力回生ブレーキ特性を基にして電力回生ブレーキ力基準値を算出し、電力回生ブレーキ力基準値と列車の電圧とから電力回生ブレーキ絞り込み量を推定し、電力回生ブレーキ力基準値と電力回生ブレーキ絞り込み量と列車の電力回生ブレーキ力と判断可否信号とに基づいて電力回生ブレーキの異常有無を判定する健全性判定部とを備える。【選択図】図1


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    Title :

    SOUNDNESS DETERMINATION SYSTEM AND SOUNDNESS DETERMINATION METHOD OF POWER REGENERATIVE BRAKE


    Additional title:

    電力回生ブレーキの健全性判断システムおよび健全性判断方法


    Contributors:
    MIYAUCHI TSUTOMU (author) / KUDO TAKUMI (author) / KITAI SASUGA (author) / KOIKE JUN (author)

    Publication date :

    2024-09-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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