{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/114102"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/114102","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Superconducting rotor with high thermal-resistance torque transfer mechanism","abstract":"Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2023-12-01","abstract_html":"Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2023-12-01","abstract_has_math":false,"creators":["Xiao, Jianqiao"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"M.S.","degree_level":"Thesis","degree_discipline":"Electrical & Computer Engr","degree_department":null,"school":null,"contributors":["Haran, Kiruba"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2022,"date_issued":"2022-04-29T21:58:39Z","date_published":"2022-04-29T21:58:39Z","updated_at":"2026-07-22T22:24:54Z","subjects":["Engineering"],"languages":["en","eng"],"rights":["Copyright 2021 Jianqiao Xiao"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/2142/114102","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Haran, Kiruba"]},{"key":"dc:creator","label":"Author","values":["Xiao, Jianqiao"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2022-04-29T21:58:39Z","2024-04-29T21:58:46Z","2021-12","2021-12-06"]},{"key":"dc:type","label":"Dc Type","values":["text","Thesis"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Electrical & Computer Engr"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Thesis"]},{"key":"thesis:degree_name","label":"Degree Name","values":["M.S."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Engineering"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en","eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 2021 Jianqiao Xiao"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/114102"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2023-12-01","The student, Jianqiao Xiao, accepted the attached license on 2021-12-03 at 10:26.","The student, Jianqiao Xiao, submitted this Thesis for approval on 2021-12-03 at 10:31.","This Thesis was approved for publication on 2021-12-06 at 10:40.","DSpace SAF Submission Ingestion Package generated from Vireo submission #17382 on 2022-04-29 at 16:10:33","Made available in DSpace on 2022-04-29T21:58:39Z (GMT). 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A superconducting (SC) rotor with a spoke suspension structure is then proposed with a detailed description of its mechanical structure and thermal considerations. Analytical equations are also derived to size the spokes and estimate the cooling requirements. A finite element analysis (FEA) is conducted based on a 3.5 MW, 4,500 rpm SC rotor using the spoke suspension system. A dynamic model is also developed for future analysis on the rotor dynamics which has been changed from previous designs because of the more flexible spoke connections."]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Superconducting rotor with high thermal-resistance torque transfer mechanism"]}]}],"canonical_facts":{"dc:contributor":["Haran, Kiruba"],"dc:creator":["Xiao, Jianqiao"],"dc:date":["2022-04-29T21:58:39Z","2024-04-29T21:58:46Z","2021-12","2021-12-06"],"dc:description":["Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2023-12-01","The student, Jianqiao Xiao, accepted the attached license on 2021-12-03 at 10:26.","The student, Jianqiao Xiao, submitted this Thesis for approval on 2021-12-03 at 10:31.","This Thesis was approved for publication on 2021-12-06 at 10:40.","DSpace SAF Submission Ingestion Package generated from Vireo submission #17382 on 2022-04-29 at 16:10:33","Made available in DSpace on 2022-04-29T21:58:39Z (GMT). No. of bitstreams: 2 XIAO-THESIS-2021.pdf: 6759749 bytes, checksum: fdb55c3140e8fa7b92947ced7ef36c85 (MD5) LICENSE.txt: 4207 bytes, checksum: 882846232178b0327529763794ec3929 (MD5) Previous issue date: 2021-12-06","Embargo set by: Seth Robbins for item 123467 Lift date: 2024-04-29T21:58:46Z Reason: Author requested closed access (OA after 2yrs) in Vireo ETD system","Author requested closed access (OA after 2yrs) in Vireo ETD system","Limited","This thesis proposes a superconducting rotor design with a low thermal-conduction torque transfer mechanism that allows the machine to be cooled by one compact cryocooler instead of more bulky methods and thus increases the specific power. The thesis first discusses the limitation on the current density and the iron core of a conventional machine and how superconducting machines may expand these limitations. Then the liquid and cryocooler cooling methods and their challenges for maintaining the cryogenic environment are presented. A superconducting (SC) rotor with a spoke suspension structure is then proposed with a detailed description of its mechanical structure and thermal considerations. Analytical equations are also derived to size the spokes and estimate the cooling requirements. A finite element analysis (FEA) is conducted based on a 3.5 MW, 4,500 rpm SC rotor using the spoke suspension system. A dynamic model is also developed for future analysis on the rotor dynamics which has been changed from previous designs because of the more flexible spoke connections."],"dc:format":["application/pdf"],"dc:identifier":["http://hdl.handle.net/2142/114102"],"dc:language":["en","eng"],"dc:rights":["Copyright 2021 Jianqiao Xiao"],"dc:subject":["Engineering"],"dc:title":["Superconducting rotor with high thermal-resistance torque transfer mechanism"],"dc:type":["text","Thesis"],"thesis:degree_discipline":["Electrical & Computer Engr"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["M.S."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:24:54Z"}