公开(公告)号：US12027913B2

公开(公告)日：2024-07-02

申请号：US18014303

申请日：2021-06-30

Applicant: LS ELECTRIC CO., LTD.

Inventor： Tae Hee Han ,  Ji Hong Kim ,  Ji Heon Lee ,  Hee Jung Kim

IPC: H02M3/335 ,  H02J9/06 ,  H02M1/00 ,  H02M7/219

CPC classification number: H02J9/062 ,  H02M1/0054 ,  H02M1/0077 ,  H02M7/219

Abstract: A power conversion device for controlling a DC voltage of a DC link may comprise a first diode, a second diode, a first switching element, a second switching element, a third switching element, and a fourth switching element, wherein: a cathode terminal of the first diode is connected to a positive terminal of the DC link; an anode terminal of the first diode is connected to one end of the first switching element and one end of the third switching element; the other end of the first switching element is connected to an alternating current terminal and one end of the second switching element; the other end of the second switching element is connected to one end of the second diode and one end of the fourth switching element; the other end of the second diode is connected to a negative terminal of the DC link.