To more properly manage a power storage element used to start an engine of a motorcycle on the basis of an internal resistance value.SOLUTION: A BMU (battery management unit) 101 of a secondary battery 62 (power storage element) used to start an engine of a motorcycle 10 comprises a voltage sensor 110 measuring a voltage value of the secondary battery 62, and a management unit 130. When the engine of the motorcycle 10 is not started, the management unit 130 measures a voltage value in time series by the voltage sensor 110, and estimates an internal resistance value of the secondary battery 62 on the basis of a difference between measured voltage values.SELECTED DRAWING: Figure 6

    【課題】自動二輪車のエンジン始動に用いられる蓄電素子を内部抵抗値に基づいてより適切に管理すること。【解決手段】自動二輪車10のエンジン始動に用いられる二次電池62(蓄電素子)のBMU101(管理装置)であって、二次電池62の電圧値を計測する電圧センサ110と、管理部130と、を備え、管理部130は、自動二輪車10のエンジン始動時以外の時に電圧センサ110によって電圧値を時系列で計測し、計測した電圧値の差に基づいて二次電池62の内部抵抗値を推定する。【選択図】図6


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    Title :

    POWER STORAGE ELEMENT MANAGEMENT DEVICE, POWER STORAGE DEVICE, AND POWER STORAGE ELEMENT MANAGEMENT METHOD


    Additional title:

    蓄電素子の管理装置、蓄電装置、及び、蓄電素子の管理方法


    Contributors:

    Publication date :

    2020-10-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / F02D CONTROLLING COMBUSTION ENGINES , Steuern oder Regeln von Brennkraftmaschinen / B62J Fahrrad- oder Motorradsättel oder -sitze , CYCLE SADDLES OR SEATS / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / 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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