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公开(公告)号：US11800672B2
公开(公告)日：2023-10-24
申请号：US17268803
申请日：2019-08-13
Applicant: LS ELECTRIC CO., LTD.
Inventor： Min-Jee Kim , Sang-Hoon Lee , Chae-Yoon Bae
IPC: H05K7/02
CPC classification number: H05K7/02
Abstract: The present disclosure relates to a tower-shaped support device comprising: a plurality of main frames arranged in a vertical direction on a mounting surface; a plurality of support frames which are coupled to the main frames in a direction that is vertical with respect to the main frame while the pair of frames facing each other are arranged at the same height, and which support at least one current limiting resistance unit module for limiting the fault current of a power system; and a lower frame and an upper frame respectively provided at the upper and lower sides of the main frame and grounded.
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公开(公告)号：US12094625B2
公开(公告)日：2024-09-17
申请号：US17763519
申请日：2020-09-23
Applicant: LS ELECTRIC CO., LTD.
Inventor： Min-Jee Kim , Gyeong-Ho Lee
CPC classification number: H01B12/16 , F25D19/006
Abstract: Disclosed is an disclosure pertaining to a cooling apparatus for a superconductor cooling container. The disclosed cooling apparatus for a superconductor cooling container comprises: an inner container which is disposed in an outer container and in which a superconductor is immersed in a liquid refrigerant; a refrigerator disposed outside the outer container to generate cold air; and a cryogenic maintenance device which is connected to the refrigerator and maintains the inside of the inner container in a cryogenic state.
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公开(公告)号：US11355268B2
公开(公告)日：2022-06-07
申请号：US17268733
申请日：2019-08-13
Applicant: LS ELECTRIC CO., LTD.
Inventor： Min-Jee Kim
Abstract: The present disclosure relates to a modular current limiting resistor comprising a plurality of plate resistors, wherein the plate resistors each comprise a pair of coupling pieces and a conducting line integrally formed with the coupling pieces and having a zigzag shape between the coupling pieces; a pair of support frames which support the stacked plate resistors; a plurality of coupling members which pass through one of the support frames, pass the coupling pieces, and are inserted into the plate resistors; a plurality of conductor rings disposed between the plate resistors while passing through and being inserted into the coupling members, and which electrically connect the conducting line on each of the plate resistors; and at least one unit module comprising a plurality of insulating rings disposed between the plate resistors while passing through and being inserted into the coupling members so as to insulate the plate resistors.
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