To provide a motor cooling device of a hybrid vehicle that can adequately control flow volumes of oil for cooling a motor for driving.SOLUTION: A motor cooling device of a hybrid vehicle is provided with: an engine; an MG1 that interlocks with the engine and can generate electric power by driving force of the engine; an MG2 that interlocks with a driving wheel and can generate driving force for running to the driving wheel; a first pump that interlocks with a rotary shaft of the MG1 and supplies oil to the MG1 and MG2; and a second oil pump that interlocks with a rotary shaft of the MG2 and supplies oil to the MG2, which controls flow volumes of oil that is supplied by the first oil pump, by controlling target rotation speed of the MG1 in accordance with a temperature of the MG2.SELECTED DRAWING: Figure 3

    【課題】駆動用モータを冷却するオイルの流量を適切に制御することができるハイブリッド車両のモータ冷却装置を提供すること。【解決手段】エンジンと、エンジンに連動し、エンジンの駆動力により発電するMG1と、駆動輪に連動し、駆動輪に走行用の駆動力を発生可能なMG2と、MG1の回転軸に連動し、MG1及びMG2にオイルを供給する第1オイルポンプと、MG2の回転軸に連動し、MG2にオイルを供給する第2オイルポンプと、を備えたハイブリッド車両のモータ冷却装置であって、MG2温度に応じて、MG1目標回転速度を制御することによって、第1オイルポンプによって供給されるオイルの流量を制御する。【選択図】図3


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    Title :

    MOTOR COOLING DEVICE OF HYBRID VEHICLE


    Additional title:

    ハイブリッド車両のモータ冷却装置


    Contributors:

    Publication date :

    2025-03-28


    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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