To provide a charge/discharge device and a charge/discharge system capable of reducing a reception frequency of a stop signal from a motor car, without narrowing an SOC band of an on-vehicle battery excessively.SOLUTION: In a charge/discharge device 20 including a power conversion part 21 performing charge/discharge operation for an on-vehicle battery 61 of a motor car 60, and a control section 22 for controlling the power conversion part, the control section 22 includes a communication unit for receiving a stop signal from the motor car 60 and performing parallel off operation and reconnection operation, a limit value setting section for setting a "charge limit value" of the on-vehicle battery 61 to a value smaller than an SOC of the on-vehicle battery 61 after stop detection, and setting the "discharge limit value" of the on-vehicle battery 61 to a value larger than the SOC of the on-vehicle battery 61 after stop detection, and a charge/discharge control section for stopping the charge/discharge operation when the SOC of the on-vehicle battery 61 reaches the "charge limit value" or the "discharge limit value".SELECTED DRAWING: Figure 1

    【課題】車載電池のSOC帯域を過剰に狭めることなく、電動車からの停止信号の受信回数を減らすことが可能な充放電装置および充放電システムを提供する。【解決手段】電動車60の車載電池61に対して充放電動作を行う電力変換部21と、電力変換部を制御する制御部22と、を備える充放電装置20であって、制御部22は、電動車60からの停止信号を受信して解列操作および再接続操作を行う通信部と、車載電池61の「充電制限値」を、停止検知後における車載電池61のSOCよりも小さい値に設定する一方、車載電池61の「放電制限値」を、停止検知後における車載電池61のSOCよりも大きい値に設定する制限値設定部と、車載電池61のSOCが「充電制限値」または「放電制限値」に達すると充放電動作を停止させる充放電制御部と、を備えることを特徴とする。【選択図】図1


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    Titel :

    CHARGE/DISCHARGE DEVICE AND CHARGE/DISCHARGE SYSTEM


    Weitere Titelangaben:

    充放電装置および充放電システム


    Beteiligte:
    SOYAMA HIROMI (Autor:in) / ONO TAKASHI (Autor:in) / OGUCHI TOMIHIRO (Autor:in)

    Erscheinungsdatum :

    2020-01-30


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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