To adjust temperature of a high-voltage battery while suppressing degradation of the high-voltage battery.SOLUTION: A battery temperature adjusting device for a vehicle includes: a plurality of high-voltage batteries 30 connected to each other in parallel, for supplying electric power to a motor 11 driving the vehicle 1, and capable of being used at predetermined lower limit temperature TL or more; a low voltage battery 50 for supplying electric power to an auxiliary machine 60 mounted on the vehicle 1; and a PTC heater 30C configured to be capable of increasing temperature of at least one of the plurality of high-voltage batteries 30 by the electric power supplied by the low voltage battery 50. When temperature of the plurality of high-voltage batteries 30 is lower limit temperature TL or less, the PTC heater 30C increases temperature of the high-voltage batteries 30 of the number N to be able to simultaneously increase to lower limit temperature TL by the electric power of the low voltage battery 50.SELECTED DRAWING: Figure 1

    【課題】高電圧バッテリの劣化を抑制しつつ温調すること。【解決手段】車両用バッテリ温調装置は、互いに並列接続され、車両1を駆動するモータ11に電力を供給し、所定の下限温度TL以上で使用可能な複数の高電圧バッテリ30と、車両1に搭載される補機60に電力を供給する低電圧バッテリ50と、低電圧バッテリ50から供給される電力により、複数の高電圧バッテリ30の少なくとも1つを昇温可能に構成されるPTCヒータ30Cと、を含み、複数の高電圧バッテリ30が下限温度TL未満である場合、PTCヒータ30Cは、下限温度TLまで同時に昇温可能な数Nの高電圧バッテリ30を、低電圧バッテリ50の電力により昇温させる。【選択図】図1


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    Titel :

    BATTERY TEMPERATURE ADJUSTING DEVICE FOR VEHICLE


    Weitere Titelangaben:

    車両用バッテリ温調装置


    Beteiligte:
    USHIDA HIDEYUKI (Autor:in) / KIN KEISEI (Autor:in) / INOUE YOSHIHIRO (Autor:in)

    Erscheinungsdatum :

    2020-07-02


    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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