The embodiment of the invention discloses a method and device for controlling an electronic expansion valve, electronic equipment and a storage medium, the electronic expansion valve is used for being controlled to adjust the refrigerant flow in a vehicle thermal management system, and the vehicle thermal management system is used for being controlled to cool a vehicle cabin and a vehicle battery; the method for controlling the electronic expansion valve comprises the steps that the actual superheat degree, the target superheat degree and the compressor rotating speed corresponding to a vehicle heat management system are obtained; proportional-integral control is conducted on the electronic expansion valve according to the actual superheat degree and the target superheat degree, the feedback opening degree of the electronic expansion valve is obtained, feed-forward control is conducted on the electronic expansion valve according to the rotating speed of the compressor, and the feed-forward opening degree of the electronic expansion valve is obtained; and the target control opening degree of the electronic expansion valve is determined according to the feedback opening degree and the feed-forward opening degree. Thus, the thermal management system can timely and effectively cool the vehicle battery and the vehicle cabin under different compressor working conditions, and the cooling capacity of the vehicle battery and the comfort of the vehicle cabin are improved.

    本申请的实施例揭示了一种用于控制电子膨胀阀的方法、装置、电子设备及存储介质,电子膨胀阀用于受控调节车辆热管理系统中的冷媒流量,车辆热管理系统用于受控对车辆座舱和车辆电池进行冷却;该用于控制电子膨胀阀的方法包括:获取车辆热管理系统对应的实际过热度、目标过热度和压缩机转速;根据实际过热度和目标过热度对电子膨胀阀进行比例积分控制,获得电子膨胀阀的反馈开度,并根据压缩机转速对电子膨胀阀进行前馈控制,获得电子膨胀阀的前馈开度;根据反馈开度和前馈开度确定电子膨胀阀的目标控制开度。这样,热管理系统在不同压缩机工况下都能够对车辆电池与车辆座舱进行及时有效的冷却,提高了车辆电池的冷却能力与车辆座舱的舒适性。


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    Titel :

    Method and device for controlling electronic expansion valve, electronic equipment and storage medium


    Weitere Titelangaben:

    用于控制电子膨胀阀的方法、装置、电子设备及存储介质


    Beteiligte:
    XU JINSHENG (Autor:in)

    Erscheinungsdatum :

    06.02.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    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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