PROBLEM TO BE SOLVED: To provide a battery monitor which is further lower in cost.SOLUTION: Control circuits C[1] to C[n] of a plurality of on-vehicle electric apparatuses D[1] to D[n] which operate by receiving the supply of power from a battery 10 transmit voltage detection values of voltage sensors SA[1] to SA[n] which are arranged at the on-vehicle electric apparatuses D[1] to D[n] to a battery monitoring unit 11. The battery monitoring unit 11 calculates an average value of the received voltage detection values, and determines the presence and absence of the lowering of a voltage of the battery 10 on the basis of the calculated average value of the voltage detection values.

    【課題】より低コストのバッテリー監視装置を提供する。【解決手段】バッテリー10から電力の供給を受けて動作する複数の車載電気機器D[1]〜D[n]の各制御回路C[1]〜C[n]は、各々の車載電気機器D[1]〜D[n]に設置された電圧センサーSA[1]〜SA[n]の電圧検出値をバッテリー監視ユニット11に送信する。バッテリー監視ユニット11は、それらの受信した電圧検出値の平均値を演算し、その演算した電圧検出値の平均値に基づいてバッテリー10の電圧低下の有無を判定する。【選択図】図1


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    Title :

    BATTERY MONITOR


    Additional title:

    バッテリー監視装置


    Contributors:

    Publication date :

    2015-11-12


    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 / 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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