A power supply apparatus is provided that has a plurality of secondary batteries connected in series, outputs a composite voltage of all of the secondary batteries, and outputs an output of a part of the secondary batteries as a partial voltage. The power supply apparatus includes a detecting unit that detects states of the secondary batteries, a changing unit that changes an order of series connection of the plurality of secondary batteries based on a detection result of the detecting unit in such a manner that the partial voltage is outputted from a secondary battery that is in a relatively good state.


    Access

    Download


    Export, share and cite



    Title :

    Power supply apparatus and power supply method


    Contributors:

    Publication date :

    2018-08-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    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 / 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



    POWER SUPPLY SYSTEM, POWER SUPPLY APPARATUS, AND POWER SUPPLY METHOD

    YOKOYAMA DAIKI / HASHIMOTO TOSHIYA | European Patent Office | 2022

    Free access

    POWER SUPPLY APPARATUS, POWER SUPPLY SYSTEM AND POWER SUPPLY METHOD

    WANG QUANWU / LV PEIKE / LIU ZHANG | European Patent Office | 2024

    Free access

    POWER SUPPLY SYSTEM, POWER SUPPLY METHOD, AND POWER SUPPLY APPARATUS

    YOKOYAMA DAIKI / HASHIMOTO TOSHIYA | European Patent Office | 2023

    Free access

    POWER SUPPLY APPARATUS AND POWER SUPPLY METHOD

    NOMOTO SHINICHI | European Patent Office | 2016

    Free access

    POWER SUPPLY SYSTEM, POWER SUPPLY APPARATUS, AND POWER SUPPLY METHOD

    YOKOYAMA DAIKI / HASHIMOTO TOSHIYA | European Patent Office | 2024

    Free access