Invention Grant
US08420558B2 Superconducting connection between MgB2 superconducting wires via a compressed element made from HTS powder
有权
通过由HTS粉末制成的压缩元件,MgB2超导线材之间的超导连接
- Patent Title: Superconducting connection between MgB2 superconducting wires via a compressed element made from HTS powder
- Patent Title (中): 通过由HTS粉末制成的压缩元件,MgB2超导线材之间的超导连接
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Application No.: US12656869Application Date: 2010-02-18
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Publication No.: US08420558B2Publication Date: 2013-04-16
- Inventor: Felicitas Tenbrink , André Aubele , Volker Gluecklich , Bernd Sailer , Klaus Schlenga
- Applicant: Felicitas Tenbrink , André Aubele , Volker Gluecklich , Bernd Sailer , Klaus Schlenga
- Applicant Address: DE Hanau
- Assignee: Bruker EAS GmbH
- Current Assignee: Bruker EAS GmbH
- Current Assignee Address: DE Hanau
- Agent Paul Vincent
- Priority: DE102009010011 20090221
- Main IPC: C04B35/04
- IPC: C04B35/04

Abstract:
A method for connecting two or more superconducting wires (1, 2), each comprising at least one filament (3a-3b) that contains MgB2, wherein the superconducting connection is realized through exposed end regions (13) of the filaments (3a-3d) via a superconducting matrix, is characterized in that a bulk powder (4) of a high-temperature superconductor (HTS) powder with a transition temperature of Tc>40K is provided, into which the exposed end regions (13) of the filaments (3a-3d) project, wherein the Boron of the Boron powder of the bulk powder (4) is in amorphous modification, and the bulk powder (4) is compacted together with the projecting exposed end regions (13) of the filaments (3a-3d) to form a compressed element (8). The method improves the quality, in particular, the current carrying capacity and the critical magnetic field strength of a superconducting connection of two MgB2 wires.
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