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: When a hybrid vehicle is running at speed determined to be low Vth or lower (S3:YES), a motor cooling device of the hybrid vehicle makes a first oil pump and a second oil pump supply oil to an MG2 (S5), and when the hybrid vehicle is running at over the speed determined to be low Vth (S3: NO), makes only the second oil pimp supply oil to the MG2 (S6).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】ハイブリッド車両が低速判定速度Vth以下で走行している場合には(S3、YES)、第1オイルポンプ及び第2オイルポンプによってMG2にオイルを供給し(S5)、ハイブリッド車両が低速判定速度Vthを超えて走行している場合には(S3、NO)、第2オイルポンプのみによってMG2にオイルを供給するように制御する(S6)。【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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