A battery state estimating apparatus is provided with: an acquirer configured to obtain a complex impedance of a battery; a calculator configured to calculate a ratio of a variation of a predetermined feature amount regarding the complex impedance; and an estimator configured to estimate a charge amount of the battery on the basis of the ratio of the variation of the predetermined feature amount with respect to an integrated current value, which is an integrated value of an electric current flowing through the battery.


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    Titel :

    BATTERY STATE ESTIMATING APPARATUS


    Beteiligte:
    OGUMA YASUMASA (Autor:in) / OSAKA TETSUYA (Autor:in) / TSUDA SHINGO (Autor:in) / UTSUMI KAZUAKI (Autor:in) / YOKOSHIMA TOKIHIKO (Autor:in) / MUKOYAMA DAIKICHI (Autor:in)

    Erscheinungsdatum :

    09.08.2018


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / 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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