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Title: Multi-core high-temperature, irradiation-resistant thermocouple, and related methods

Patent ·
OSTI ID:1987048

A multi-core thermocouple includes a plurality of wires, an insulation core surrounding the plurality of wires, a sheath surrounding the insulation core, and a plurality of electrical junctions. The plurality of electrical junctions may include a first electrical junction formed between a first wire of the plurality of wires and the sheath at a first axial mid-section of the multi-core thermocouple, the first electrical junction including a first swaged axial mid-section of the sheath and a second electrical junction formed between a second wire of the plurality of wires and the sheath at a second, different axial mid-section of the multi-core thermocouple, the second electrical junction including a second swaged axial mid-section of the sheath.

Research Organization:
Idaho National Laboratory (INL), Idaho Falls, ID (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC07-05ID14517
Assignee:
Battelle Energy Alliance, LLC (Idaho Falls, ID)
Patent Number(s):
11,555,747
Application Number:
16/946,657
OSTI ID:
1987048
Resource Relation:
Patent File Date: 06/30/2020
Country of Publication:
United States
Language:
English

References (8)

Profiled multielectrode thermocouple patent February 1978
Dual-Sensor Waterproof Temperature Monitoring Probe and Associated Systems and Methods patent-application February 2019
Thermocouple and method of forming a thermocouple on a contoured gas turbine engine component patent February 2015
High Temperature Thermocouple Design and Fabrication patent-application August 2008
Set of thermocouples for measuring the average of several temperatures in a given space patent February 1980
Techniques for Making High-Temperature Thermocouples and Related Thermocouples and Methods patent-application June 2020
EMF sensor with protective sheath patent November 2009
Multipoint Thermocouple patent-application January 2003