PROBLEM TO BE SOLVED: To provide a hybrid-vehicular power control apparatus that is capable of protecting a step-up converter by limiting passing-electric power when a temperature rises in the converter and securing a sufficient vehicular travel range by preventing an amount of charging for a battery from decreasing due to limiting the passing-electric power, while maintaining a vehicular travel state at the time of the aforementioned temperature rise.SOLUTION: In a case where a power limit value Wlimit for a step-up converter is equal to or less than a first determination value W1 (Yes for S1), a travel mode is switched over to a parallel mode (S3). In a case where a traveling battery further requires charging, with the power limit value Wlimit exceeding a second determination value W2 (No for S5), a motor-generator is driven by an engine, charging the traveling battery with the generated power via the step-up converter; whereas in a case where the traveling battery requires charging, with the power limit value Wlimit being equal to or less than the second determination value W2 (Yes for S5), a rear motor is regenerative-controlled to charge the traveling battery with the regenerative power.SELECTED DRAWING: Figure 3

    【課題】昇圧コンバータの温度上昇時に通過電力を制限して保護を図った上で、その時点の車両の走行状態を維持しながら、通過電力の制限に起因するバッテリへの充電量の減少を回避して十分な車両の航続距離を確保できるハイブリッド車両の電力制御装置を提供する。【解決手段】昇圧コンバータに対する電力制限値Wlimitが第1の判定値W1以下のときに(S1がYes)、走行モードをパラレルモードに切り換える(S3)。さらに走行バッテリの充電を要し、且つ電力制限値Wlimitが第2の判定値W2を超えるときには(S5がNo)、エンジンによりモータジェネレータを駆動し、その発電電力を昇圧コンバータを経て走行バッテリに充電させる。一方、走行バッテリの充電を要し、且つ電力制限値Wlimitが第2の判定値W2以下のときには(S5がYes)、リヤモータを回生制御して回生電力を走行バッテリに充電させる。【選択図】図3


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    Title :

    HYBRID-VEHICULAR POWER CONTROL APPARATUS


    Additional title:

    ハイブリッド車両の電力制御装置


    Contributors:

    Publication date :

    2017-10-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / F02D CONTROLLING COMBUSTION ENGINES , Steuern oder Regeln von Brennkraftmaschinen



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