To provide a vehicle electrical power system comprising a fuel battery and a secondary battery, capable of more properly suppressing exhaustion of power of the secondary battery.SOLUTION: An electrical power system 1 comprises: a drive motor 30; a fuel battery 10 for generating power supplied to the drive motor 30; a secondary battery 20 for storing power supplied to the drive motor 30; and a control unit 100 for controlling charging/discharging of the secondary battery 20. The control unit 100 executes first charging/discharging control for controlling charging/discharging of the secondary battery 20 so that a residual capacity of the secondary battery 20 approximates to a first target residual capacity, and when a prescribed condition is satisfied, executes second charging/discharging control for controlling charging/discharging of the secondary battery 20 so that the residual capacity of the secondary battery 20 approximates to a second target residual capacity higher than the first target residual capacity.SELECTED DRAWING: Figure 1

    【課題】燃料電池および二次電池を備える車両の電源システムにおいて、二次電池の電力の枯渇をより適切に抑制する。【解決手段】電源システム1は、駆動用モータ30と、駆動用モータ30に供給される電力を発電する燃料電池10と、駆動用モータ30に供給される電力を蓄電する二次電池20と、二次電池20の充放電を制御する制御装置100と、を備え、制御装置100は、二次電池20の残存容量が第1目標残存容量に近づくように二次電池20の充放電を制御する第1充放電制御を実行し、所定の条件が満たされた場合に、二次電池20の残存容量が第1目標残存容量より高い第2目標残存容量に近づくように二次電池20の充放電を制御する第2充放電制御を実行する。【選択図】図1


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    Titel :

    VEHICLE ELECTRICAL POWER SYSTEM


    Weitere Titelangaben:

    車両の電源システム


    Beteiligte:

    Erscheinungsdatum :

    2021-02-18


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    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 / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung



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