To provide a vehicular heat exchange system which can effectively use exhaust heat from a motor.SOLUTION: The vehicular heat exchange system is provided that comprises: a first heat exchanger 1 exchanging heat between a first medium for use in cooling of an internal combustion engine 11 and a second medium for use in cooling of an inverter 21; a second heat exchanger 2 exchanging heat between the first medium and a third medium for use in lubrication of a transmission 31 and/or cooling of motors 34, 35; a third heat exchanger 3 exchanging heat between the second medium and the third medium; a switching valve 26 that allows for selective switching between a first path A for supplying the second medium having passed through the third heat exchanger 3 to the inverter 21 via an inverter radiator 23, and a second path B for supplying the second medium having passed through the third heat exchanger to the inverter 21 via the first heat exchanger 1; and a control unit 40 controlling the switching valve 26 so as to select the second path B when the first medium is in a predetermined low temperature state.SELECTED DRAWING: Figure 1

    【課題】モータからの排熱を有効利用し得る車両用の熱交換システムを提供する。【解決手段】内燃機関11の冷却に用いられる第1媒体、及び、インバータ21の冷却に用いられる第2媒体、の間の熱交換を行う第1熱交換器1と、前記第1媒体、及び、トランスミッション31の潤滑および/またはモータ34,35の冷却に用いられる第3媒体、の間の熱交換を行う第2熱交換器2と、前記第2媒体及び前記第3媒体の間の熱交換を行う第3熱交換器3と、第3熱交換器3を通過した第2媒体を、インバータ用ラジエータ23を介してインバータ21に供給する第1経路A、及び、第1熱交換器1を介してインバータ21に供給する第2経路B、の間の選択的な切り替えを可能とする切替バルブ26と、第1媒体が所定の低温状態である場合に、第2経路Bを選択するように切替バルブ26を制御する制御ユニット40と、を備える車両用の熱交換システムである。【選択図】図1


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    Title :

    VEHICULAR HEAT EXCHANGE SYSTEM


    Additional title:

    車両用の熱交換システム


    Contributors:

    Publication date :

    2020-07-09


    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 / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen



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