公开(公告)号：US09048722B2

公开(公告)日：2015-06-02

申请号：US13970067

申请日：2013-08-19

Applicant: DELTA ELECTRONICS, INC.

Inventor： Zongyu Sun ,  Jun Chen ,  Teng Xu ,  Lin Liu ,  Jingxian Kuang

IPC: H01F38/00 ,  H02M7/00 ,  H02G5/00 ,  H02M7/493

CPC classification number: H02M7/003 ,  H02G5/005 ,  H02M7/493

Abstract: The present application discloses a current equalizing busbar for a converter comprising: a direct current busbar connected to a DC terminal of the converter and positive terminals and negative terminals of respective power modules; and an alternate current busbar connected to AC terminals of the respective power modules and a load; wherein, when the converter operates, a sum of an inductance caused by the DC busbar between the DC terminal and a positive terminal or a negative terminal of a power module and an inductance caused by the AC busbar between the load and an AC terminal of the power module is equal to a sum of an inductance caused by the DC busbar between the DC terminal and positive terminals or negative terminals of other power modules and an inductance caused by the AC busbar between the load and AC terminals of said other power modules.

Abstract translation: 本申请公开了一种用于转换器的电流均衡母线，包括：连接到转换器的DC端子的直流母线和各个功率模块的正极端子和负极端子; 以及连接到各个功率模块的AC端子和负载的交流母线; 其中，当所述转换器工作时，所述DC母线与所述DC端子与所述功率模块的正极端子或负极端子之间的直流母线的电感和由所述负载和所述AC端子的AC端子之间的所述AC母线引起的电感之和 功率模块等于直流母线与其他电源模块的正极端子或负极端子之间的直流母线和由其他电源模块的负载和交流端子之间的交流母线引起的电感之和。

公开(公告)号：US20140362627A1

公开(公告)日：2014-12-11

申请号：US13970067

申请日：2013-08-19

Applicant: Delta Electronics, Inc.

Inventor： Zongyu Sun ,  Jun Chen ,  Teng Xu ,  Lin Liu ,  Jingxian Kuang

IPC: H01B5/02 ,  H02M7/5387

CPC classification number: H02M7/003 ,  H02G5/005 ,  H02M7/493

Abstract: The present application discloses a current equalizing busbar for a converter comprising: a direct current busbar connected to a DC terminal of the converter and positive terminals and negative terminals of respective power modules; and an alternate current busbar connected to AC terminals of the respective power modules and a load; wherein, when the converter operates, a sum of an inductance caused by the DC busbar between the DC terminal and a positive terminal or a negative terminal of a power module and an inductance caused by the AC busbar between the load and an AC terminal of the power module is equal to a sum of an inductance caused by the DC busbar between the DC terminal and positive terminals or negative terminals of other power modules and an inductance caused by the AC busbar between the load and AC terminals of said other power modules.

Abstract translation: 本申请公开了一种用于转换器的电流均衡母线，包括：连接到转换器的DC端子的直流母线和各个功率模块的正极端子和负极端子; 以及连接到各个功率模块的AC端子和负载的交流母线; 其中，当所述转换器工作时，所述DC母线与所述DC端子与所述功率模块的正极端子或负极端子之间的直流母线的电感和由所述负载和所述AC端子的AC端子之间的所述AC母线引起的电感之和 功率模块等于直流母线与其他电源模块的正极端子或负极端子之间的直流母线和由其他电源模块的负载和交流端子之间的交流母线引起的电感之和。