The invention discloses a control method for a three-heat-exchanger carbon dioxide heat pump system. The control method comprises the steps that S1, temperature data and a preset table are obtained; s2) determining working modes of the heat pump system according to the temperature data, wherein the working modes comprise a maximum heating mode, a heating dehumidification mode, a refrigeration dehumidification mode and a maximum refrigeration mode; and S3) calculating a target air outlet temperature in an instantaneous state according to the target air outlet temperature, and dynamically adjusting the target air outlet temperature according to a control rule, the temperature data and the target air outlet temperature in the instantaneous state, the control rules comprise a maximum heating mode control rule, a heating dehumidification mode control rule, a refrigeration dehumidification mode control rule and a maximum refrigeration mode control rule; and S4) the dynamically adjusted target air outlet temperature is used for in-vehicle temperature adjustment.

    本发明公开了一种三换热器二氧化碳热泵系统的控制方法,包括:S1)获取温度数据及预设表;S2)根据所述温度数据确定热泵系统的工作模式,所述工作模式包括最大制热模式、制热除湿模式、制冷除湿模式及最大制冷模式;S3)根据所述目标出风温度计算瞬时状态下的目标出风温度并根据控制规则、所述温度数据及所述瞬时状态下的目标出风温度对所述目标出风温度进行动态调整,所述控制规则包括最大制热模式控制规则、制热除湿模式控制规则、制冷除湿模式控制规则及最大制冷模式控制规则;S4)将动态调整的所述目标出风温度用于车内温度调节。


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    Title :

    Control method of three-heat-exchanger carbon dioxide heat pump system


    Additional title:

    一种三换热器二氧化碳热泵系统的控制方法


    Contributors:
    WU YUE (author) / LIU SHIXUAN (author) / LING XIXIANG (author) / ZHOU ZHUO (author)

    Publication date :

    2024-02-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    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 / F25B Kältemaschinen, Kälteanlagen oder Kälteverfahren , REFRIGERATION MACHINES, PLANTS, OR SYSTEMS



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