To charge an electric vehicle by effectively using available power without tripping a master breaker.SOLUTION: A power storage system which electrically connects an electric vehicle, on which a storage battery is loaded, to a user through a charge cable includes: a power measuring unit which measures power based on a current, flowing through a power receiving point of the user, and a voltage applied to the power receiving point to acquire a power measurement value, to originate the information of the power measurement value and a predetermined reception power target value; a power control unit which receives the information from the power measuring unit, and based on the received power measurement value and the reception power target value, successively updates a charge power target value of the storage battery; and an AC/DC conversion circuit which charges in the storage battery according to the control of the power control unit.SELECTED DRAWING: Figure 1

    【課題】主幹ブレーカをトリップさせることなく、しかも、利用できる電力は有効に活用して電動車両の充電を行う。【解決手段】蓄電池を搭載した電動車両を、充電ケーブルを介して需要家と電気的に接続する蓄電システムであって、前記需要家の受電点に流れる電流及び前記受電点に印加されている電圧に基づく電力を計測して電力計測値を取得し、当該電力計測値及び所定の受電電力目標値の情報を発信する電力計測部と、前記電力計測部から前記情報を受信し、受信した前記電力計測値及び前記受電電力目標値に基づいて、前記蓄電池の充電電力目標値を逐次更新する電力制御部と、前記電力制御部の制御に応じて前記蓄電池を充電するAC/DC変換回路と、を備えている。【選択図】図1


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    Title :

    POWER STORAGE SYSTEM AND STORAGE BATTERY CHARGING METHOD


    Additional title:

    蓄電システム及び蓄電池の充電方法


    Contributors:
    AYAI NAOKI (author)

    Publication date :

    2020-03-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    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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