The invention discloses a heat transfer composition for a heat pump air conditioner, and the heat transfer composition comprises a first component which is 1-40% by mass of trifluoroiodomethane, a second component which is 1-40% by mass of trifluoroiodomethane, and a third component which is 1-40% by mass of trifluoroiodomethane, the second component is 3, 3, 3-trifluoropropyne, and the mass content of the second component is 1 to 60 percent; the third component is selected from difluoromethane and/or cis-1, 2-difluoroethylene, and the mass content of the third component is 1 to 25 percent; the fourth component is selected from at least one of trifluoroethylene, propane or hexafluoropropylene, and the mass content of the fourth component is 1-60%; the sum of the mass contents of the first component, the second component, the third component and the fourth component is 100%. The heat transfer composition has excellent refrigerating performance and heating performance at the same time, especially has outstanding heating performance in a low-temperature environment, and is suitable for being used as a heat transfer medium of a heat pump air conditioning system of a new energy automobile.

    本发明公开了一种用于热泵空调的传热组合物,所述传热组合物包括:第一组分,所述第一组分为三氟碘甲烷,质量含量为1‑40%;第二组分,所述第二组分为3,3,3‑三氟丙炔,质量含量为1‑60%;第三组分,所述第三组分选自二氟甲烷和/或顺式‑1,2‑二氟乙烯,质量含量为1‑25%;第四组分,所述第四组分选自三氟乙烯、丙烷或六氟丙烯中的至少一种,质量含量为1‑60%;第一组分、第二组分、第三组分和第四组分的质量含量总和为100%。本发明的传热组合物同时具有优异的制冷性能和制热性能,尤其是在低温环境下,具有突出的制热性能,适用于作为新能源汽车热泵空调系统的传热介质。


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    Title :

    Heat transfer composition for heat pump air conditioner


    Additional title:

    一种用于热泵空调的传热组合物


    Contributors:
    OUYANG HONGSHENG (author) / ZHANG KAI (author) / GUO ZHIKAI (author) / ZHANG DONGXIN (author) / XU ZHENG (author)

    Publication date :

    2023-01-17


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    C09K Materialien für Anwendungen, soweit nicht anderweitig vorgesehen , MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR / 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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