To provide a heat exchanger 10 which improves a cooling effect of a refrigerant in a condensation part 20 by using condensate water generated in an evaporation part 22.SOLUTION: An evaporation part 22 is arranged on an upper side in the vertical direction Dg with respect to a condensation part 20, and absorbs heat of a refrigerant from an airflow in a plurality of ventilation flow passages 22a by heat exchange between the airflow in the plurality of ventilation flow passages 22a and the refrigerant in an evaporation flow passage 221c for evaporation. Condensate water generated from the evaporation part 22 by the heat exchange of the evaporation part 22 is guided to a windward side of the airflow in the plurality of ventilation flow passages 22a of a heat exchange core 230 in the condensation part 20, and the condensate water is poured to the heat exchange core 230. Thereby, the condensate water is made to release heat from the refrigerant in a condensation flow passage 201c and the condensate water is vaporized.SELECTED DRAWING: Figure 2

    【課題】蒸発部22に生じる凝縮水を用いて凝縮部20における冷媒の冷却効果を向上するようにした熱交換器10を提供する。【解決手段】蒸発部22は、凝縮部20に対して鉛直方向Dg上側に配置され、複数の通風流路22a内の空気流および蒸発流路221c内の冷媒の間の熱交換によって冷媒を複数の通風流路22a内の空気流から吸熱させて蒸発させる。蒸発部22の熱交換によって蒸発部22から生じる凝縮水を凝縮部20における熱交換コア230のうち複数の通風流路22a内の空気流の風上側に導いて、この凝縮水を熱交換コア230に掛ける。このため、凝縮流路201c内の冷媒から凝縮水に放熱させて凝縮水を気化させる。【選択図】図2


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    Title :

    HEAT EXCHANGER AND AIR CONDITIONING DEVICE


    Additional title:

    熱交換器、および空調装置


    Contributors:

    Publication date :

    2021-02-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    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 / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / F25B Kältemaschinen, Kälteanlagen oder Kälteverfahren , REFRIGERATION MACHINES, PLANTS, OR SYSTEMS / F28F Einzelheiten von Wärmetauschern oder Wärmeübertragungsvorrichtungen für allgemeine Verwendung , DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION



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