PROBLEM TO BE SOLVED: To improve cooling performance of a first motor when an engine is rotated at a relatively high rotation speed.SOLUTION: A cooling device 60 includes: an oil pump 62 which is driven with power from an engine 22 to discharge an oil; a first passage 63 for supplying the oil from the oil pump 62 to motors MG 1, MG 2; a relief valve 65 which is provided at the first passage 63 and opens when a discharge amount of the oil from the oil pump is equal to or more than a predetermined amount; and a second passage 66 for supplying the oil from the relief valve 65 to a first motor.SELECTED DRAWING: Figure 1

    【課題】エンジンが比較的高回転で回転するときに、第1モータの冷却性能の向上を図る。【解決手段】冷却装置60は、エンジン22からの動力によって駆動されてオイルを吐出するオイルポンプ62と、オイルポンプ62からのオイルをモータMG1,MG2に供給するための第1流路63と、第1流路63に設けられると共にオイルポンプからのオイルの吐出量が所定量以上のときに開弁するリリーフバルブ65と、リリーフバルブ65からのオイルを第1モータに供給するための第2流路66と、を有する。【選択図】図1


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    Title :

    HYBRID VEHICLE


    Additional title:

    ハイブリッド自動車


    Contributors:
    KATO HIROKI (author)

    Publication date :

    2017-06-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    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 / 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 / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES



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