The invention relates to a vehicle onboard charger with variable DC link voltage. An onboard charger is provided with a first stage for converting an alternating current (AC) voltage from an external power source into a direct current (DC) voltage. A capacitor is coupled to the first stage to receive the DC voltage and provide a DC link voltage. The second stage is coupled to the capacitor to boost the DC link voltage and supply the boosted DC link voltage to charge the battery. The processor is programmed to adjust the DC link voltage between a first setpoint and a second setpoint based on the battery voltage value.

    本申请涉及具有可变DC链路电压的交通工具机载充电器。一种机载充电器,该机载充电器设置有用于将来自外部电源的交流(AC)电压转换成直流(DC)电压的第一级。电容器耦合到第一级以接收DC电压并提供DC链路电压。第二级耦合到电容器以升高DC链路电压,并供应升高的DC链路电压以给电池充电。处理器被编程为基于电池电压值在第一设定点和第二设定点之间调节DC链路电压。


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    Titel :

    Vehicle onboard charger with variable DC link voltage


    Weitere Titelangaben:

    具有可变DC链路电压的交通工具机载充电器



    Erscheinungsdatum :

    04.10.2022


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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