<?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>2026-09-19T01:18:36Z</responseDate><request verb="GetRecord" identifier="oai:dspace.mit.edu:1721.1/114325" metadataPrefix="dim">https://dspace.mit.edu/server/oai/request</request><GetRecord><record><header><identifier>oai:dspace.mit.edu:1721.1/114325</identifier><datestamp>2026-06-06T00:56:30Z</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" lang="en_US">David E. Hardt.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Xu, Yuanhan</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="other" lang="en_US">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">2018-03-27T14:17:34Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="available">2018-03-27T14:17:34Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="copyright" lang="en_US">2017</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="issued" lang="en_US">2017</dim:field>
   <dim:field mdschema="dc" element="identifier" qualifier="uri">http://hdl.handle.net/1721.1/114325</dim:field>
   <dim:field mdschema="dc" element="identifier" qualifier="oclc" lang="en_US">1028748060</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Thesis: M. Eng. in Advanced Manufacturing and Design, Massachusetts Institute of Technology, Department of Mechanical Engineering, 2017.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Cataloged from PDF version of thesis.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Includes bibliographical references (page 58).</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="abstract" lang="en_US">A feature-based time estimation model is developed to predict printing time of any given object on a fused deposition modeling machine. Preliminary experiments are conducted to detect the significant factors that cause the error between actual and estimated submission time. A proposed method models the movements and heating processes of the extruder nozzle and calculates print time using G-code. The result of the proposed model is also compared with the most downloaded print time simulator on Google Play and demonstrated that the proposed model significantly improves the estimation of print time. Recommendations for future steps to improve the accuracy of the model are also presented.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="statementofresponsibility" lang="en_US">by Yuanhan Xu.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="degree" lang="en_US">M.Eng. in Advanced Manufacturing and Design</dim:field>
   <dim:field mdschema="dc" element="format" qualifier="extent" lang="en_US">79 pages</dim:field>
   <dim:field mdschema="dc" element="language" qualifier="iso" lang="en_US">eng</dim:field>
   <dim:field mdschema="dc" element="publisher" lang="en_US">Massachusetts Institute of Technology</dim:field>
   <dim:field mdschema="dc" element="rights" lang="en_US">MIT theses are protected by copyright. They may be viewed, downloaded, or printed from this source but further reproduction or distribution in any format is prohibited without written permission.</dim:field>
   <dim:field mdschema="dc" element="rights" qualifier="uri" lang="en_US">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">Modeling print time for a fused deposition modeling machine</dim:field>
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   	&lt;Title>Modeling print time for a fused deposition modeling machine&lt;/Title>
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   	&lt;PublicationDate>2017&lt;/PublicationDate>
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        	&lt;DisplayName>Xu, Yuanhan&lt;/DisplayName>
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    &lt;Keyword>Mechanical Engineering.&lt;/Keyword>
   	&lt;Abstract>A feature-based time estimation model is developed to predict printing time of any given object on a fused deposition modeling machine. Preliminary experiments are conducted to detect the significant factors that cause the error between actual and estimated submission time. A proposed method models the movements and heating processes of the extruder nozzle and calculates print time using G-code. The result of the proposed model is also compared with the most downloaded print time simulator on Google Play and demonstrated that the proposed model significantly improves the estimation of print time. Recommendations for future steps to improve the accuracy of the model are also presented.&lt;/Abstract>
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