Provided is an automotive power converter with a rail-powered clamping circuitry. A power converter has a pair of series connected switches defining a phase leg, a pair of gate driver circuits that respectively provide power to gates of the series connected switches, a positive rail electrically connected with the phase leg, and a clamping circuit including a clamping switch. The clamping circuit,responsive to one of the gate driver circuits being de-energized, activates the clamping switch with energy from the positive rail to clamp a gate of one of the series connected switches associated with the one of the gate driver circuits to another terminal of the one of the series connected switches.

    本公开提供了“具有轨供电的钳位电路的汽车功率转换器”。一种功率转换器具有:限定相桥的一对串联连接的开关、分别向所述串联连接的开关的栅极提供功率的一对栅极驱动器电路、与所述相桥电连接的正轨以及包括钳位开关的钳位电路。响应于所述栅极驱动器电路中的一者断电,所述钳位电路用来自所述正轨的能量激活所述钳位开关,以将所述串联连接的开关中的与所述栅极驱动器电路中的所述一者相关联的一者的栅极钳位到所述串联连接的开关中的所述一者的另一个端子。


    Access

    Download


    Export, share and cite



    Title :

    AUTOMOTIVE POWER CONVERTER WITH RAIL-POWERED CLAMPING CIRCUITRY


    Additional title:

    具有轨供电的钳位电路的汽车功率转换器


    Contributors:
    SONG YANTAO (author) / GE BAOMING (author) / CHEN LIHUA (author) / XU FAN (author) / YONAK SERDAR HAKKI (author)

    Publication date :

    2021-02-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

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



    AUTOMOTIVE POWER CONVERTER WITH RAIL-POWERED CLAMPING CIRCUITRY

    SONG YANTAO / GE BAOMING / CHEN LIHUA et al. | European Patent Office | 2021

    Free access

    Automotive power converter with rail-powered clamping circuitry

    SONG YANTAO / GE BAOMING / CHEN LIHUA et al. | European Patent Office | 2023

    Free access

    GATE CONTROL CIRCUITRY FOR AUTOMOTIVE VARIABLE VOLTAGE CONVERTER

    GE BAOMING / CHEN LIHUA / YONAK SERDAR HAKKI et al. | European Patent Office | 2023

    Free access

    Rail clamping device

    ZHU XIAOXIANG | European Patent Office | 2016

    Free access

    Automatic turnover rail clamping system for rail clamping vehicle

    SUN XIAOHU / XU QIANG / WANG YAOHUI et al. | European Patent Office | 2023

    Free access