To provide an electric power feeding system which is free from the possibility that the received electric power from an electric power supply unit exceeds set electric power, and also is free from the possibility that the received electric power become less than 0, and which can charge a charging target with electric power exceeding the set electric power.SOLUTION: An electric power feeding system 1 comprises: an electric power bus 2 connected to an electric power supply unit 10; a load 3 connected to the electric power bus; a storage battery 4b connected to the electric power bus; a charger 5 connected to the electric power bus; and an electric power management device 6 that controls the electric power of electric equipment including the load, the storage battery, and the charger. The electric power management device increases in a stepwise manner, the charging electric power of the charger and the discharging electric power of the storage battery. Each stepwise increase of the charging electric power and the discharging electric power is performed alternately with an increase range of a second electric power value or more and a first electric power value or less. The first electric power value is a value less than the set electric power defined for the electric power received from the electric power supply unit, and the second electric power value is a positive value smaller than the first electric power value.SELECTED DRAWING: Figure 1

    【課題】電力供給部からの受電電力が設定電力を超えることなく、かつ受電電力が0未満となることなく、設定電力を超える電力を充電対象に充電できる給電システムを提供する。【解決手段】給電システム1は、電力供給部10につながる電力バス2と、電力バスにつながる負荷3と、電力バスにつながる蓄電池4bと、電力バスにつながる充電器5と、負荷、蓄電池及び充電器を含む電気機器の電力を制御する電力管理装置6と、を備える。電力管理装置は、充電器の充電電力及び蓄電池の放電電力を段階的に上昇させる。充電電力及び放電電力の各々の段階的な上昇は、第二電力値以上第一電力値以下の上昇幅で交互に行う。第一電力値は、電力供給部からの受電電力に対して定められた設定電力未満の値であり、第二電力値は、第一電力値よりも小さい正の値である。【選択図】図1


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    Titel :

    ELECTRIC POWER FEEDING SYSTEM


    Weitere Titelangaben:

    給電システム


    Beteiligte:
    NAGANO HIROSHI (Autor:in) / SANEMASA NAOKI (Autor:in)

    Erscheinungsdatum :

    2021-08-02


    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 / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY




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