The invention relates to a circuit control method and device, a vehicle and a storage medium. The method comprises the following steps: acquiring a preset control period corresponding to a target circuit and a current target duty ratio; determining a target model parameter corresponding to each target sub-cycle from a plurality of candidate model parameter groups of a preset state space model according to the current circuit current of the target circuit, the target duty ratio and a preset control cycle; controlling the circuit topology state of the target circuit according to a preset state space model and the target model parameters; wherein the target circuit is a bidirectional DC conversion circuit, the preset control period comprises at least one transition sub-period, the target circuit topology state corresponding to the transition sub-period comprises a first topology state and a second topology state, and current paths of the first topology state and the second topology state are different.

    本公开涉及一种电路控制方法、装置、车辆及存储介质。该方法包括:获取目标电路对应的预设控制周期以及当前的目标占空比;根据目标电路的当前电路电流、目标占空比和预设控制周期,从预设状态空间模型的多个候选模型参数组中确定每个目标子周期对应的目标模型参数;根据预设状态空间模型和目标模型参数控制目标电路的电路拓扑状态;其中,上述目标电路为双向直流变换电路,上述预设控制周期包括至少一个过渡子周期,该过渡子周期对应的目标电路拓扑状态包括第一拓扑状态和第二拓扑状态,第一拓扑状态和第二拓扑状态的电流路径不同。


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    Title :

    Circuit control method and device, vehicle and storage medium


    Additional title:

    电路控制方法、装置、车辆及存储介质


    Contributors:
    WANG JUNLONG (author) / ZHENG LEPING (author) / WANG LIANG (author) / XUE PENGHUI (author)

    Publication date :

    2023-10-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung



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