PROBLEM TO BE SOLVED: To provide a cooling medium circulation device capable of improving heating efficiency at a refrigeration cycle.SOLUTION: A cooling medium circulation device 5 mounted on a heatable and coolable vehicle by using a refrigeration cycle 2 includes a device heat exchanging part 51 for exchanging heat between a cooling medium and a heating device, a heat radiation part 52a for radiating the heat of the cooling medium, and a cooling medium heat exchanging part 52c for exchanging heat between the cooling medium and the refrigerant of the refrigeration cycle 2. First flow paths 55a, 57a and 59a are formed to distribute the cooling medium through the heat radiation part 52a, the cooling medium heat exchanging part 52c and the device heat exchanging part 51 during cooling, and second flow paths 55b, 57b and 59b are formed to distribute the cooling medium through the cooling medium heat exchanging part 52c and the device heat exchanging part 51 by bypassing the heat radiation part 52a or distribute the cooling medium through the heat radiation part 52a after passed through the device heat exchanging part 51 and the cooling medium heat exchanging part 52c during heating.SELECTED DRAWING: Figure 2

    【課題】冷凍サイクルにおける暖房効率を向上させる冷却媒体循環装置を提供する。【解決手段】冷凍サイクル2を用いて暖房、及び冷房可能な車両に搭載される冷却媒体循環装置5であって、冷却媒体と発熱機器との間で熱交換する機器熱交換部51と、冷却媒体の熱を外気へ放熱する放熱部52aと、冷却媒体と冷凍サイクル2の冷媒との間で熱交換する冷却媒体熱交換部52cとを備え、冷房時には、放熱部52a、冷却媒体熱交換部52c、及び機器熱交換部51を冷却媒体が流通する第1流路55a、57a、59aが形成され、暖房時には、放熱部52aをバイパスして冷却媒体熱交換部52c、及び機器熱交換部51を冷却媒体が流通する、或いは、冷却媒体が機器熱交換部51、及び冷却媒体熱交換部52cを通過した後に放熱部52aを流通する第2流路55b、57b、59bが形成される。【選択図】 図2


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    Titel :

    COOLING MEDIUM CIRCULATION DEVICE AND VEHICLE AIR CONDITIONER


    Weitere Titelangaben:

    冷却媒体循環装置、及び車両用空調装置


    Beteiligte:

    Erscheinungsdatum :

    05.09.2016


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    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



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