To reduce operation of supply means for cooling a heat exchanger with evaporative latent heat of water.SOLUTION: In a cooling device 42, a discharge part 46 is attached to a vehicle front portion of an upper part of a radiator 30. Water supplied from a water supply pump is stored in the discharge part 46. Further, the discharge part 46 is formed with discharge holes 58. In the discharge part 46, the water stored therein is discharged by gravity and guided to a radiator core 32 by introduction air while dropping along a vehicle front surface of the radiator core 32. The action allows high cooling capacity of the radiator 30 to be maintained even if the water supply pump is stopped. Thus, an operation of a cooling pump for improving the cooling capacity of the radiator 30 can be suppressed.SELECTED DRAWING: Figure 2

    【課題】水の蒸発潜熱により熱交換器を冷却するための供給手段の作動を抑制する。【解決手段】冷却装置42には、ラジエータ30の上部の車両前側部分に吐出部46が取り付けられており、吐出部46には、給水ポンプから供給される水が内部に貯留される。また、吐出部46には、複数の吐出孔58が形成されており、吐出部46では、内部に貯留された水が重力によって吐出され、ラジエータコア32の車両前側の面に沿って落下しながら導入風によりラジエータコア32に案内される。これにより、給水ポンプを停止した状態であっても、ラジエータ30の冷却能力を高く維持できるので、ラジエータ30の冷却能力を高くするための冷却ポンプの動作を抑制できる。【選択図】図2


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    Title :

    COOLING DEVICE FOR HEAT EXCHANGER


    Additional title:

    熱交換器用冷却装置


    Contributors:

    Publication date :

    2022-02-10


    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 / F28D Wärmetauscher, soweit in keiner anderen Unterklasse vorgesehen, in denen die Wärmetauschmittel nicht in direkte Berührung miteinander kommen , HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT / F28F Einzelheiten von Wärmetauschern oder Wärmeübertragungsvorrichtungen für allgemeine Verwendung , DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY



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