<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-09-20T08:41:15Z</responseDate><request verb="GetRecord" identifier="oai:dspace.mit.edu:1721.1/144277" metadataPrefix="dim">https://dspace.mit.edu/server/oai/request</request><GetRecord><record><header><identifier>oai:dspace.mit.edu:1721.1/144277</identifier><datestamp>2022-08-10T03:20:00Z</datestamp><setSpec>com_1721.1_7582</setSpec><setSpec>com_1721.1_7581</setSpec><setSpec>col_1721.1_131023</setSpec></header><metadata><dim:dim xmlns:dim="http://www.dspace.org/xmlns/dspace/dim" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:doc="http://www.lyncode.com/xoai" xsi:schemaLocation="http://www.dspace.org/xmlns/dspace/dim http://www.dspace.org/schema/dim.xsd">
   <dim:field mdschema="dc" element="contributor" qualifier="advisor">Brisson, John G.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="advisor">Minervini, Joseph V.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author">Hamilton, Benjamin</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="other">Massachusetts Institute of Technology. Department of Mechanical Engineering.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="department">Massachusetts Institute of Technology. Department of Mechanical Engineering</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="accessioned">2022-08-09T14:49:37Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="available">2022-08-09T14:49:37Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="copyright">2021</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="issued">2021-02</dim:field>
   <dim:field mdschema="dc" element="identifier" qualifier="uri">https://hdl.handle.net/1721.1/144277</dim:field>
   <dim:field mdschema="dc" element="description">Thesis: S.M. in Mechanical Engineering, Massachusetts Institute of Technology, Department of Mechanical Engineering, February, 2021</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="abstract" lang="en_US">New developments in REBCO superconducting tape technology have enabled a new class of high-fi eld tokamak fusion reactors. Higher critical temperatures on the order of 20 K allow the magnets to operate under signifi cant thermal loads during the fusion process. As a case study, we look at the proposed SPARC toroidal  field (TF) magnet design. We investigate the heat transfer inside the cooling channels and uid dynamics inside the cooling channels. System-level issues are also investigated, including impact of an insulated versus non-insulated design on cooling performance and cryodistribution architectures to provide coolant during fusion. These investigations guide the design for future high- field HTS magnets to be used in tokamak reactors.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="statementofresponsibility">by Benjamin Hamilton.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="degree">S.M. in Mechanical Engineering</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="collection">S.M. in Mechanical Engineering Massachusetts Institute of Technology, Department of Mechanical Engineering</dim:field>
   <dim:field mdschema="dc" element="format" qualifier="extent">188 pages</dim:field>
   <dim:field mdschema="dc" element="language" qualifier="iso" lang="en_US">en_US</dim:field>
   <dim:field mdschema="dc" element="publisher" lang="en_US">Massachusetts Institute of Technology</dim:field>
   <dim:field mdschema="dc" element="rights">MIT theses may be protected by copyright. Please reuse MIT thesis content according to the MIT Libraries Permissions Policy, which is available through the URL provided.</dim:field>
   <dim:field mdschema="dc" element="rights" qualifier="uri">http://dspace.mit.edu/handle/1721.1/7582</dim:field>
   <dim:field mdschema="dc" element="subject" lang="en_US">Mechanical Engineering.</dim:field>
   <dim:field mdschema="dc" element="title" lang="en_US">Analysis of Cryogenic Cooling of Toroidal Field Magnets for Nuclear Fusion Reactors</dim:field>
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   <dim:field mdschema="mit" element="thesis" qualifier="department">MechE</dim:field>
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   	&lt;Title>Analysis of Cryogenic Cooling of Toroidal Field Magnets for Nuclear Fusion Reactors&lt;/Title>
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   	&lt;PublicationDate>2021-02&lt;/PublicationDate>
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        	&lt;DisplayName>Hamilton, Benjamin&lt;/DisplayName>
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            &lt;DisplayName>Massachusetts Institute of Technology&lt;/DisplayName>
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    &lt;Keyword>Mechanical Engineering.&lt;/Keyword>
   	&lt;Abstract>New developments in REBCO superconducting tape technology have enabled a new class of high-fi eld tokamak fusion reactors. Higher critical temperatures on the order of 20 K allow the magnets to operate under signifi cant thermal loads during the fusion process. As a case study, we look at the proposed SPARC toroidal  field (TF) magnet design. We investigate the heat transfer inside the cooling channels and uid dynamics inside the cooling channels. System-level issues are also investigated, including impact of an insulated versus non-insulated design on cooling performance and cryodistribution architectures to provide coolant during fusion. These investigations guide the design for future high- field HTS magnets to be used in tokamak reactors.&lt;/Abstract>
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