To suppress progress of high-rate deterioration of a battery cell during a continuous charge and discharge of a large current.SOLUTION: A battery unit 110 comprises: a battery module 60 in which a plurality of battery cells 62 and a plurality of plates 63 are alternately overlapped and bound in an overlapping direction; and a binding load variable mechanism 80 that changes a binding load applied to each battery cell 62. Each plate 63 includes a contact part 63a and a concave part 91 on a face directed to each battery cell. By increasing the binding load applied to each battery cell at a charge and discharge of a large current, a strong pressure force is applied to the battery cell 62 from the contact part 63a. Thus, the movement of an electrolyte at a portion corresponding to the concave part 91 in the battery cell 62 is suppressed.SELECTED DRAWING: Figure 2

    【課題】大電流充放電継続中の電池セルのハイレート劣化の進行を抑制する【解決手段】電池ユニット110は、複数の電池セル62と複数のプレート63が交互に重ねられてその重なり方向に拘束された電池モジュール60と、各電池セル62に加わる拘束荷重を変える拘束荷重可変機構80とを備え、プレート63は電池セルを向いた面に当接部63aと凹部91を有し、大電流充放電時に電池セルに加わる拘束荷重を大きくして、当接部63aから電池セル62に強い押圧力を加え、そのことによって、電池セル62における凹部91に対応する部位の電解液の移動を抑制する。【選択図】図2


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    VEHICLE BATTERY UNIT CONTROL APPARATUS


    Weitere Titelangaben:

    車両用電池ユニット制御装置


    Beteiligte:
    YAMAMOTO TAKASHI (Autor:in) / TAKAHASHI TOSHITAKA (Autor:in) / YOSHIHARA KUMI (Autor:in) / OMICHI KIYOSHI (Autor:in) / TOMIOKA SAEKO (Autor:in) / YAMASHITA KEISUKE (Autor:in)

    Erscheinungsdatum :

    31.01.2023


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen / 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



    Vehicle battery unit installation apparatus

    OJIMA YOSHIO / FUKAGAWA TAKAHIRO / MURASE TAKASHI | Europäisches Patentamt | 2017

    Freier Zugriff

    IN-VEHICLE BATTERY CONTROL UNIT

    KAMATA SEIJI | Europäisches Patentamt | 2021

    Freier Zugriff


    Vehicle battery control method, vehicle control unit and vehicle

    FAN XIAOYONG / SHU WENJUN / GU XIANGLONG et al. | Europäisches Patentamt | 2024

    Freier Zugriff

    Battery mounting apparatus for electric vehicle, battery unit transfer apparatus for electric vehicle, and method for mounting battery unit

    OJIMA YOSHIO / FUKAGAWA TAKAHIRO / MURASE TAKASHI | Europäisches Patentamt | 2015

    Freier Zugriff