The invention discloses adaptive pre-charge control for an electric vehicle DC link capacitor. An adaptive pre-charge control circuit includes a high voltage switch and a control circuit. The high voltage switch controls current flow between the battery and the DC link capacitor, the battery powering the electric vehicle. The DC link capacitor consists of a sum of individual input capacitors of a plurality of subunits within the electric vehicle. The control circuit sends a PWM signal to the high voltage switch based on a difference between the battery voltage and the DC link capacitor voltage.

    本发明公开了用于电动车辆DC链路电容器的自适应预充电控制。一种自适应预充电控制电路,包括高电压开关和控制电路。高电压开关控制电池和DC链路电容器之间的电流流动,电池向电动车辆供电。DC链路电容器由电动车辆内多个子单元的单独输入电容器的总和组成。控制电路基于电池电压和DC链路电容器电压之间的差向高电压开关发送PWM信号。


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    Titel :

    ADAPTIVE PRE-CHARGE CONTROL FOR ELECTRIC VEHICLE DC LINK CAPACITOR


    Weitere Titelangaben:

    用于电动车辆DC链路电容器的自适应预充电控制


    Beteiligte:
    GAMBUZZA MICHAEL J (Autor:in) / MARTINEZ CESAR (Autor:in) / SCHULZ MARTIN (Autor:in)

    Erscheinungsdatum :

    26.04.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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