The invention provides a virtual automobile cabin humidity sensor method and system, and the method comprises the following steps: a compartment humidity equation establishment step: building an ordinary differential equation according to the water vapor mass conservation on the internal volume of an automobile compartment, and obtaining a compartment water vapor mass conservation equation; an in-vehicle absolute humidity obtaining step: inputting conditions, solving a carriage water vapor mass conservation equation, and obtaining the in-vehicle absolute humidity in the carriage; and a humidity parameter acquisition step: calculating an air humidity parameter in the vehicle by combining the absolute humidity in the vehicle with the air temperature in the vehicle. The invention provides a virtual humidity sensor method for calculating and predicting the humidity in the vehicle by using a mathematical model, and the problems that the number of parts is increased and the manufacturing cost is increased can be effectively solved by using the method.

    本发明提供了一种虚拟汽车客舱湿度传感器方法及系统,包括如下步骤:车厢湿度方程建立步骤:在汽车车厢内部容积上,根据水蒸汽质量守恒建立常微分方程,得到车厢水蒸汽质量守恒方程;车内绝对湿度获取步骤:输入条件,求解车厢水蒸汽质量守恒方程,取得车厢内的车内绝对湿度;湿度参数获取步骤:车厢内的车内绝对湿度结合车内空气温度计算车内的空气湿度参数。本发明提供了一个运用数学模型运算、预测车内湿度的虚拟湿度传感器方法,该方法的使用可有效解决零部件数量增加和造价提高的问题。


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    Title :

    Virtual automobile cabin humidity sensor method and system


    Additional title:

    虚拟汽车客舱湿度传感器方法及系统


    Contributors:
    LI YUQIN (author) / WANG MINGYU (author)

    Publication date :

    2023-01-17


    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



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