PROBLEM TO BE SOLVED: To reduce the difference in noise between running by a motor and running by an engine and suppress a user's discomfort in relation to a hybrid electric vehicle.SOLUTION: A hybrid controlling controller stops actuating a DCDC converter and controls electric power generated by an alternator to be supplied to accessories if a vehicle velocity is lower than a predetermined vehicle velocity, a driving force is lower than a predetermined driving force, a lead-acid battery is sufficiently charged, and no abnormality occurs to a charging system of the alternator during running by an engine. Owing to this, the generation of high-frequency noise of the DCDC converter in a running-by-engine state in which the engine is actuated at low load and low revolving speed. As a result, it is possible to reduce the difference in noise between running by a motor and running by the engine and suppress a user's discomfort.

    【課題】ハイブリッド車両において、電動機走行時とエンジン走行時との騒音の差異を低減し、ユーザへの違和感を抑制する。【解決手段】ハイブリッド制御コントローラによれば、エンジン走行時に車速Vが所定車速より低く且つ駆動力が所定駆動力より低く、且つ鉛バッテリの充電状態が十分であり、且つオルタネータの充電系統に異常がない場合には、DCDCコンバータの動作を停止させ、オルタネータで発電した電力を補機へ供給させる。このため、エンジンが低負荷且つ低回転で作動させられるエンジン走行状態においてDCDCコンバータの高周波ノイズの発生が解消されるので、電動機走行時とエンジン走行時との騒音の差異が低減され、ユーザへの違和感が抑制される。【選択図】図3


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    Titel :

    HYBRID ELECTRIC VEHICLE CONTROLLER


    Weitere Titelangaben:

    ハイブリッド車両の制御装置


    Beteiligte:

    Erscheinungsdatum :

    07.12.2015


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    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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