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    • 5. 发明授权
    • Multilevel converter arrangement
    • 多电平转换器布置
    • US07554824B2
    • 2009-06-30
    • US12025393
    • 2008-02-04
    • Philippe StefanuttiNicolas HugoLuc MeysencPhilippe NoisetteAlice Piazzesi
    • Philippe StefanuttiNicolas HugoLuc MeysencPhilippe NoisetteAlice Piazzesi
    • H02M7/08
    • H02M7/483H02M7/003
    • A power loop has a power-loop emitter and a power-loop receptor located in different housings and connected via a power-loop conductor that is at least partially exterior to both housings. By means of a current transformer inductively coupling the conductor to the emitter or receptor, the power-loop also provides for electrical insulation between the emitter and the receptor. The emitter and receptor being distant from each other offers greater flexibility in the positioning and design of the galvanic separation between the emitter and the receptor or the supplied gate-drive, respectively. For example, the local voltages of converter levels ranging up to the supply voltage of e.g. 21 kV RMS of the multilevel converter can thus be insulated from the global earth potential of the power-loop emitter. Several power-loop receptors can be coupled to the same power-loop conductor to be fed by the same power-loop emitter.
    • 电源回路具有功率回路发射器和位于不同壳体中的功率回路接收器,并通过至少部分外部两个外壳的功率回路导体连接。 通过将导体感应耦合到发射极或接收器的电流互感器,功率回路还提供发射极和受体之间的电绝缘。 彼此远离的发射极和受体分别在发射器和接收器或所提供的栅极驱动之间的电隔离的定位和设计方面提供了更大的灵活性。 例如,转换器电平的局部电压范围直到例如电源电压。 因此,多电平转换器的21 kV RMS可以与功率环路发射极的全局地电位绝缘。 多个功率环路接收器可以耦合到相同的功率环路导体,由相同的功率环路发射器馈电。
    • 6. 发明申请
    • MULTILEVEL CONVERTER ARRANGEMENT AND USE THEREOF
    • 多路转换器安装及其使用
    • US20080175028A1
    • 2008-07-24
    • US12025393
    • 2008-02-04
    • Philippe STEFANUTTINicolas HugoLuc MeysencPhilippe NoisetteAlice Piazzesi
    • Philippe STEFANUTTINicolas HugoLuc MeysencPhilippe NoisetteAlice Piazzesi
    • H02M7/08
    • H02M7/483H02M7/003
    • The present disclosure is concerned with the provision of the necessary power to the gate-drives controlling the semiconductor devices of a multilevel converter used in railway traction applications. A power loop with a power-loop emitter and a power-loop receptor located in different housings and connected via a power-loop conductor that is at least partially exterior to both housings is proposed. By means of a current transformer inductively coupling the conductor to the emitter or receptor, the power-loop also provides for electrical insulation between the emitter and the receptor. The fact that emitter and receptor are distant from each other offers greater flexibility in the positioning and design of the galvanic separation between the emitter and the receptor or the supplied gate-drive, respectively. In particular, the local voltages of converter levels ranging up to the supply voltage of e.g. 21 kV RMS of the multilevel converter can thus be insulated from the global earth potential of the power-loop emitter. Several power-loop receptors can be coupled to the same power-loop conductor and thus fed by the same power-loop emitter.
    • 本公开涉及向控制用于铁路牵引应用中的多电平转换器的半导体器件的栅极驱动器提供必要的电力。 提出了具有功率回路发射器和功率回路接收器的功率回路,该功率回路接收器位于不同的壳体中,并且通过至少部分地在两个壳体外部的功率回路导体连接。 通过将导体感应耦合到发射极或接收器的电流互感器,功率回路还提供发射极和受体之间的电绝缘。 发射极和受体彼此远离的事实分别在发射器和接收器或所提供的栅极驱动之间的电隔离的定位和设计方面提供了更大的灵活性。 特别地,转换器电平的局部电压范围直到例如电源电压。 因此,多电平转换器的21 kV RMS可以与功率环路发射极的全局地电位绝缘。 几个功率环接收器可以耦合到相同的功率环路导体,因此由相同的功率环路发射器馈送。