The invention relates to an electric automobile fleet heat management system control method based on traffic information, and belongs to the technical field of whole automobile heat management. The method comprises the following steps: S1, establishing a whole-vehicle power-motor-battery system model of the pure electric vehicle; s2, models of an air conditioning system, a battery cooling system, a motor cooling system and a passenger compartment of the electric vehicle are established based on a lumped parameter method, and a foundation is laid for establishment of a subsequent thermal management system control strategy; s3, constructing a traffic signal lamp timing scene model, and establishing a motorcade longitudinal speed planning mathematical model capable of ensuring smooth passing during green light based on energy consumption optimization; and S4, designing a model prediction control intelligent thermal management control method combined with vehicle speed longitudinal planning. According to the invention, coupling control is carried out on the queue based on the traffic information, the vehicle-vehicle information and the energy-consumption-optimized vehicle longitudinal planned vehicle speed, temperature control and energy-saving control of the vehicle queue are realized, and the method has good temperature control capability and energy-saving benefit.

    本发明涉及一种基于交通信息的电动汽车车队热管理系统控制方法,属于整车热管理技术领域。该方法为:S1:建立纯电动汽车整车动力-电机-电池系统模型;S2:基于集总参数法建立了电动汽车空调系统、电池冷却系统、电机冷却系统以及乘员舱的模型,为后续热管理系统控制策略的建立奠定了基础;S3:构建了交通信号灯正时场景模型,基于能耗优化建立了能够保证在绿灯时顺利通过的车队纵向速度规划数学模型;S4:设计了一种结合车速纵向规划的模型预测控制智能热管理控制方法。本发明基于交通信息、车车信息以及能耗优化的车辆纵向规划车速对队列进行耦合控制,实现车辆队列的温度控制和节能控制,具有比较好的好温控能力和节能效益。


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    Title :

    Electric automobile fleet heat management system control method based on traffic information


    Additional title:

    一种基于交通信息的电动汽车车队热管理系统控制方法


    Contributors:
    LIU BO (author) / YUAN JIAHUI (author) / XIE YI (author) / LI YAMIN (author) / ZHANG YANGJUN (author) / LI KUINING (author)

    Publication date :

    2023-08-18


    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 / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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