PROBLEM TO BE SOLVED: To provide a warming device for a hybrid vehicle, which can, without involving a layout change or cost increase, quickly warm a battery when its temperature is low, resulting in improved fuel economy.SOLUTION: A vehicle (1) driven by an engine (2) and a motor (3) as driving sources comprises: a cooling circuit (40), in which coolant circulates via a battery (11) and an inverter (10); and a warming control unit (50) that makes the motor (3) rotate and the inverter (10) be in a three-phase short circuit state and warms the battery (11) by circulating coolant in the cooling circuit (40) when the temperature of the battery (11) is a predetermined temperature or less.

    【課題】レイアウトの変更やコストの増加を招くことなく、低温時において速やかにバッテリを暖機することができ、ひいては燃費を向上させることのできるハイブリッド車両の暖機装置を提供すること。【解決手段】エンジン(2)と電動機(3)とを駆動源とする車両(1)において、バッテリ(11)及びインバータ(10)を経由して冷媒が循環する冷却回路(40)と、バッテリ(11)の温度が所定温度以下である場合に、電動機(3)を回転させつつインバータ(10)を三相短絡状態とし、冷却回路(40)の冷媒を循環させることでバッテリ(11)の暖機を行う暖機制御部(50)と、を備える。【選択図】図1


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    Title :

    WARMING DEVICE FOR HYBRID VEHICLE


    Additional title:

    ハイブリッド車両の暖機装置


    Contributors:

    Publication date :

    2015-06-25


    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



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