PROBLEM TO BE SOLVED: To provide a battery capacity measuring apparatus capable of achieving highly precise calculation of a battery capacity.SOLUTION: Battery capacity measuring apparatus 29, 30, 31, measuring a battery capacity of an on-vehicle battery 11 when battery charging is performed until the battery is fully charged after the battery is discharged to an empty state, includes a measurement part 2 and a control part 3. The measurement part 2 measures a remaining amount of the battery 11. The control part 3 controls operations of on-vehicle apparatuses 15-19 connected with the battery 11. The control part 3, when the remaining amount of the battery 11 reaches less than a predetermined value during discharging of the battery 11, reduces power consumption of the on-vehicle apparatuses 15-19 to maintain the power constant more than when the remaining amount of the battery is not less than the predetermined value.SELECTED DRAWING: Figure 2

    【課題】バッテリ容量測定装置に関し、電池容量を精度よく算出する。【解決手段】車載のバッテリ11を空状態まで放電させてから満充電状態まで充電する際に、バッテリ11の電池容量を測定するバッテリ容量測定装置29,30,31において、計測部2及び制御部3を設ける。計測部2は、バッテリ11の電池残量を計測する。制御部3は、バッテリ11に接続された車載装置15〜19の作動状態を制御する。また、制御部3は、バッテリ11の放電中に電池残量が所定値未満まで低下したときに、電池残量が所定値以上のときよりも車載装置15〜19の消費電力を減少させて一定に保持する。【選択図】図2


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    Title :

    BATTERY CAPACITY MEASURING APPARATUS AND BATTERY CAPACITY MEASURING PROGRAM


    Additional title:

    バッテリ容量測定装置及びバッテリ容量測定プログラム


    Contributors:

    Publication date :

    2017-10-26


    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 / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / 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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