Invention Grant
- Patent Title: Current lead for cryogenic apparatus
- Patent Title (中): 当前铅低温装置
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Application No.: US14841746Application Date: 2015-09-01
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Publication No.: US09552906B1Publication Date: 2017-01-24
- Inventor: Susumu Mine , Evangelos Trifon Laskaris , Minfeng Xu , Ye Bai
- Applicant: GENERAL ELECTRIC COMPANY
- Applicant Address: US NY Niskayuna
- Assignee: General Electric Company
- Current Assignee: General Electric Company
- Current Assignee Address: US NY Niskayuna
- Agent Melissa K. Dobson
- Main IPC: H01B12/04
- IPC: H01B12/04 ; H01B12/16 ; G01R15/20 ; G05B11/01

Abstract:
In embodiments of the invention, a superconductor lead is configured to have less ohmic heating by its own current and less heat conduction from room temperature to cryogenic temperature, where a cryogenic apparatus is located. The superconducting lead with no ohmic resistance and low thermal conductivity disclosed herein maximizes current capacity by placing superconductors in parallel, each having equal current. Thus, the resistances are controlled to provide uniform current distribution through each superconductor of the high temperature superconducting (HTS) lead.
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