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A connection method and joint structure between a superconducting degaussing cable and a current lead

A degaussing cable and connection method technology, applied in the direction of connection contact material, connection, clamping/spring connection, etc., can solve the problems of lack of suitable mature connection technology, complex structure of energized conductors, etc., to reduce Joule loss and ensure safe installation and operation , The effect of reducing welding resistance

Active Publication Date: 2022-05-03
EASTERN SUPERCONDUCTOR SCI & TECH SUZHOU CO LTD
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Problems solved by technology

[0009] The technical problem to be solved by the present invention is to provide a connection method and joint structure between a superconducting degaussing cable and a current lead, which is suitable for connecting a superconducting-copper current lead, so as to solve the complicated structure of the current-carrying conductor proposed in the above-mentioned background technology, and the short-term The problem of no suitable mature connection process

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  • A connection method and joint structure between a superconducting degaussing cable and a current lead
  • A connection method and joint structure between a superconducting degaussing cable and a current lead
  • A connection method and joint structure between a superconducting degaussing cable and a current lead

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Embodiment Construction

[0030] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, so that those skilled in the art can better understand the present invention and implement it, but the examples given are not intended to limit the present invention.

[0031] The high-temperature superconducting degaussing cables involved in this application are as follows: figure 1 , 2 As shown, along its radial direction, an energized conductor formed by stacking superconducting strips 1, a low-temperature cold insulating layer 2, a wrapping protective layer 3, a liquid nitrogen channel 4, a low-temperature Dewar tube 5, and an outer Sheath 6; as image 3 As shown, the end of the superconducting degaussing cable is provided with a connecting flange 9, and is connected by screwing between the connecting flange and the terminal liquid nitrogen tank of the superconducting degaussing cable; the end of the superconducting degaussing cable is left ...

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Abstract

The invention provides a connection method and joint structure between a superconducting degaussing cable and a current lead wire. The superconducting degaussing cable is provided with a current-carrying conductor, a low-temperature cold Insulation layer, wrapping protection layer, liquid nitrogen channel, cryogenic Dewar tube, outer sheath, the described connection method comprises the following steps, (1) making the energized conductor protrude from the end of the superconducting degaussing cable; (2) energizing The superconducting strip of the conductor is divided into multiple layers, and the superconducting strip described in the multilayer is respectively stacked with a plurality of tin-coated copper plates to form a tin-clad copper plate block; (3) the tin-clad copper plate block Heat treatment to complete the welding of the copper plate and the superconducting strip to form a connection joint.

Description

technical field [0001] The invention relates to the technical field of superconducting degaussing cables, in particular to a connection method and joint structure between a superconducting degaussing cable and a current lead. Background technique [0002] The zero-resistance effect of superconducting materials has the property of transporting current without loss. The application of superconducting technology will greatly reduce its unnecessary energy consumption and improve the efficiency of energy transmission and conversion. The great economic and strategic significance it brings makes it a national defense in today's , public infrastructure construction, and high-tech industries that focus on research and application. High-temperature superconducting degaussing cables are designed and manufactured based on providing degaussing for ships, giving full play to the high current-carrying characteristics of superconducting, and utilizing the characteristics of superconducting ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H01R4/48H01R4/68H01R43/033
CPCH01R4/68H01R43/033H01R4/48
Inventor 包颖杨柳春张旭明袁文蔡渊迮建军
Owner EASTERN SUPERCONDUCTOR SCI & TECH SUZHOU CO LTD
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