Thermal design of superconducting cryogenic rotor: Solutions to conduction cooling challenges

This paper describes the design and testing of the first cryogenic rotor based on conductively cooled superconducting stacked tape pseudo bulks used in a rotating machine with various magnetisation methods. The rotor design demanded a number of unusual features and constraints that required novel, i...

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Main Authors: F. Spaven, Y. Liu, R. Bucknall, T. Coombs, M. Baghdadi
Format: Article
Language:English
Published: Elsevier 2021-12-01
Series:Case Studies in Thermal Engineering
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2214157X21005864
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author F. Spaven
Y. Liu
R. Bucknall
T. Coombs
M. Baghdadi
author_facet F. Spaven
Y. Liu
R. Bucknall
T. Coombs
M. Baghdadi
author_sort F. Spaven
collection DOAJ
description This paper describes the design and testing of the first cryogenic rotor based on conductively cooled superconducting stacked tape pseudo bulks used in a rotating machine with various magnetisation methods. The rotor design demanded a number of unusual features and constraints that required novel, innovative solutions that may be applicable in other designs. The aim of this work is not to create a complete design manual, rather, to suggest some ideas that could be useful to others who are looking to solve similar problems. The outline of the proposed design is followed by a detailed description of the key systems and their interactions. Several innovative design characteristics are discussed, including calculation of liquid cryogenic cooling. Finally, experimental thermal results indicate that the design calculations are reliable and provide reaffirmation of the overall success of the design.
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spelling doaj.art-03199a3256324b5aaa1b6be1eb022ac52022-12-21T16:58:38ZengElsevierCase Studies in Thermal Engineering2214-157X2021-12-0128101423Thermal design of superconducting cryogenic rotor: Solutions to conduction cooling challengesF. Spaven0Y. Liu1R. Bucknall2T. Coombs3M. Baghdadi4Mechanical Engineering Department, University College London, UKMechanical Engineering Department, University College London, UKMechanical Engineering Department, University College London, UKEngineering Department, University of Cambridge, UKMechanical Engineering Department, University College London, UK; Corresponding author.This paper describes the design and testing of the first cryogenic rotor based on conductively cooled superconducting stacked tape pseudo bulks used in a rotating machine with various magnetisation methods. The rotor design demanded a number of unusual features and constraints that required novel, innovative solutions that may be applicable in other designs. The aim of this work is not to create a complete design manual, rather, to suggest some ideas that could be useful to others who are looking to solve similar problems. The outline of the proposed design is followed by a detailed description of the key systems and their interactions. Several innovative design characteristics are discussed, including calculation of liquid cryogenic cooling. Finally, experimental thermal results indicate that the design calculations are reliable and provide reaffirmation of the overall success of the design.http://www.sciencedirect.com/science/article/pii/S2214157X21005864Superconducting motorsHTS tapesElectrical machinesCryogenic experimentConduction cooling
spellingShingle F. Spaven
Y. Liu
R. Bucknall
T. Coombs
M. Baghdadi
Thermal design of superconducting cryogenic rotor: Solutions to conduction cooling challenges
Case Studies in Thermal Engineering
Superconducting motors
HTS tapes
Electrical machines
Cryogenic experiment
Conduction cooling
title Thermal design of superconducting cryogenic rotor: Solutions to conduction cooling challenges
title_full Thermal design of superconducting cryogenic rotor: Solutions to conduction cooling challenges
title_fullStr Thermal design of superconducting cryogenic rotor: Solutions to conduction cooling challenges
title_full_unstemmed Thermal design of superconducting cryogenic rotor: Solutions to conduction cooling challenges
title_short Thermal design of superconducting cryogenic rotor: Solutions to conduction cooling challenges
title_sort thermal design of superconducting cryogenic rotor solutions to conduction cooling challenges
topic Superconducting motors
HTS tapes
Electrical machines
Cryogenic experiment
Conduction cooling
url http://www.sciencedirect.com/science/article/pii/S2214157X21005864
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AT yliu thermaldesignofsuperconductingcryogenicrotorsolutionstoconductioncoolingchallenges
AT rbucknall thermaldesignofsuperconductingcryogenicrotorsolutionstoconductioncoolingchallenges
AT tcoombs thermaldesignofsuperconductingcryogenicrotorsolutionstoconductioncoolingchallenges
AT mbaghdadi thermaldesignofsuperconductingcryogenicrotorsolutionstoconductioncoolingchallenges