公开(公告)号：US20240213851A1

公开(公告)日：2024-06-27

申请号：US18288514

申请日：2022-03-14

Applicant: LS ELECTRIC CO., LTD.

Inventor： Jung Wook SIM

IPC: H02K7/18 ,  H01F27/24 ,  H01F27/28 ,  F03D9/25

CPC classification number: H02K7/1838 ,  H01F27/24 ,  H01F27/2823 ,  F03D9/25

Abstract: Disclosed are a wind power generation system including a semiconductor transformer module in which a power conversion device and a transformer are integrally formed, and a control method therefor, and more particularly, a wind power generation system including a semiconductor transformer module and a control method therefor, the system including a rotating unit that is rotatable by wind power and a nacelle coupled to one side of the rotating unit, wherein the nacelle includes a generator and a semiconductor transformer module for converting input power of the generator into power of a higher voltage.

公开(公告)号：US20250167661A1

公开(公告)日：2025-05-22

申请号：US18729778

申请日：2023-01-26

Applicant: LS ELECTRIC CO., LTD.

Inventor： Jeong Woo LIM ,  Jung Wook SIM

IPC: H02M1/00 ,  H01F27/02 ,  H01F27/40 ,  H02M5/10 ,  H02M7/00 ,  H02M7/219

Abstract: A semiconductor transformer according to one embodiment of the present disclosure comprises a plurality of semiconductor transformer modules for transforming power, wherein each of the semiconductor transformer modules comprises: a high-voltage unit for transforming low-frequency AC power into high-frequency AC power; a transformation unit for transforming the transformed high-frequency AC power to high-frequency low-voltage AC power; and a low-voltage unit for transforming the transformed high-frequency low-voltage AC power to low-voltage DC power, the high-voltage unit is provided inside a housing made of a conductive material, and the housing has a ground line connected to one from among circuit lines of the high-voltage unit.

公开(公告)号：US20240341055A1

公开(公告)日：2024-10-10

申请号：US18292215

申请日：2022-10-17

Applicant: LS ELECTRIC CO., LTD.

Inventor： Jeong Woo LIM ,  Jung Wook SIM

IPC: H05K7/20

CPC classification number: H05K7/20145 ,  H05K7/20909

Abstract: A duct module and a power conversion module including the same are disclosed. The duct module according to an aspect of the present disclosure may include: a duct body formed to extend in one direction and communicating with a flow path member respectively; and a flow path coupling part coupling the duct body to the flow path member respectively and, wherein the duct body includes a duct space that is formed inside the duct body, extends in the one direction, and is formed to be open at each end in the extending direction to communicate with the flow path member; and at least one surface surrounding the duct space in an outer circumferential direction.