公开(公告)号：US10476381B1

公开(公告)日：2019-11-12

申请号：US16188647

申请日：2018-11-13

Applicant: Rockwell Automation Technologies, Inc.

Inventor： Christian S. Sartler ,  Jeremy J. Keegan ,  James A. Ulrich ,  Amanda D. Steven ,  Lixiang Wei

IPC: H02M1/44 ,  H02M5/458 ,  H03H7/01 ,  H02P27/08 ,  H02M7/00

Abstract: Power conversion systems and filters therefor include conductive busbars, a first low frequency capacitor circuit coupled with the busbars at a first location proximate a filter input, a first inductor circuit with common mode cores extending around the busbars at a second location between the first location and a filter output, a second low frequency capacitor circuit coupled with the busbars at a third location between the second location and the filter output, a second inductor circuit with second common mode cores extending around the busbars at a fourth location between the third location and the filter output, a third low-frequency capacitor circuit coupled with the busbars at a fifth location between the fourth location and the filter output, and a high frequency fourth capacitor circuit, coupled with one of the busbars at the fifth location.