PROBLEM TO BE SOLVED: To equalize respective battery cells while simplifying the circuitry of an equalization circuit, and to equalize the battery cells while simplifying the wiring of lead lines.SOLUTION: A power supply unit includes a series battery group 10 formed by connecting a plurality of battery cells 1 in series, and an equalization circuit 3 for equalizing the plurality of battery cells 1 constituting the series battery group 10. The series battery group 10 consists of series connection of a plurality of cell blocks 2, each connecting a plurality of battery cells 1. The equalization circuit 3 includes a main equalization circuit 4 for equalizing the plurality of cell blocks 2 constituting the series battery group 10, and an adjacent equalization circuit 5 for equalizing the plurality of battery cells 1 constituting the cell block 2. The main equalization circuit 4 and adjacent equalization circuit 5 have different circuit structures for equalizing respectively independently.

    【課題】均等化回路の回路構成を簡単にしながら、各電池セルを均等化する。リードラインの配線を簡単にしながら、電池セルを均等化する。【解決手段】電源装置は、複数の電池セル1を直列に接続してなる直列電池群10と、この直列電池群10を構成する複数の電池セル1を均等化する均等化回路3を備えている。直列電池群10は、複数の電池セル1を接続してなる複数のセルブロック2を直列に接続している。均等化回路3は、直列電池群10を構成する複数のセルブロック2同士を均等化するメイン均等化回路4と、セルブロック2を構成する複数の電池セル1同士を均等化する隣接均等化回路5とを備えている。メイン均等化回路4と隣接均等化回路5は、それぞれ独立して均等化する異なる回路構成としている。【選択図】図1


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    Title :

    POWER SUPPLY UNIT AND VEHICLE INCLUDING POWER SUPPLY UNIT


    Additional title:

    電源装置及びこの電源装置を備える車両


    Contributors:

    Publication date :

    2015-07-23


    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 / 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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