PROBLEM TO BE SOLVED: To provide a battery management device that can effectively use a battery performance while securing the lifetime of a battery.SOLUTION: A battery management device includes a deviation amount calculator 106 for calculating the deviation Z between a lifetime target value or a deterioration amount target value of a storage battery as a secondary battery and a lifetime prediction value or deterioration amount prediction value which corresponds to a usage history of the storage battery during any period from the past to the present, and a limit value changing unit 108 for changing charge/discharge limit values L, Lfor controlling deterioration of the storage battery based on the deviation amount Z calculated by the deviation amount calculation unit 106. The limit value change unit 108 has a first limit value calculator 1082 for calculating, based on the deviation amount Z, a first limit value set corresponding to the combination of the charge/discharge limit values L, Lfor each of plural types of control parameters that vary in correlation with one another.SELECTED DRAWING: Figure 10

    【課題】電池寿命を確保しつつ、電池性能を効果的に利用することができる電池管理装置の提供。【解決手段】電池管理装置は、二次電池である蓄電池の寿命目標値または劣化量目標値と、過去から現在までの任意期間における蓄電池の使用履歴に応じた寿命予測値または劣化量予測値との間の乖離量Zを算出する乖離量演算部106と、乖離量演算部106により算出された乖離量Zに基づいて、蓄電池の劣化を制御するための充放電制限値L1A、L2Aを変更する制限値変更部108とを備える。制限値変更部108は、乖離量Zに基づいて、互いに相関関係を持ってそれぞれ変化する複数種類の制御パラメータの各々に対する充放電制限値L1A、L2Aを組み合わせた第1制限値セットを演算する第1制限値演算部1082を有する。【選択図】図10


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    Title :

    BATTERY MANAGEMENT DEVICE, BATTERY SYSTEM AND HYBRID VEHICLE CONTROL SYSTEM


    Additional title:

    電池管理装置、電池システムおよびハイブリッド車両制御システム


    Contributors:

    Publication date :

    2017-03-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / 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



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