<?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>2026-09-19T17:41:19Z</responseDate><request verb="GetRecord" identifier="oai:dspace.mit.edu:1721.1/123280" metadataPrefix="dim">https://dspace.mit.edu/server/oai/request</request><GetRecord><record><header><identifier>oai:dspace.mit.edu:1721.1/123280</identifier><datestamp>2021-07-05T14:03:20Z</datestamp><setSpec>com_1721.1_7582</setSpec><setSpec>com_1721.1_7581</setSpec><setSpec>col_1721.1_131024</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">Amos Winter.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">McLaurin, Tristan(Tristan J.)</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" lang="en_US">Massachusetts Institute of Technology. Department of Mechanical Engineering</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="accessioned">2019-12-13T19:02:16Z</dim:field>
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   <dim:field mdschema="dc" element="date" qualifier="issued" lang="en_US">2019</dim:field>
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   <dim:field mdschema="dc" element="identifier" qualifier="oclc" lang="en_US">1130234264</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Thesis: S.B., Massachusetts Institute of Technology, Department of Mechanical Engineering, 2019</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">"June 2019." Cataloged from PDF version of thesis.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Includes bibliographical references (page 55).</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="abstract" lang="en_US">In order to better understand pressure compensating drip irrigation emitters, an experiment was carried out in order to characterize the effects of emitter dimensions under the membrane on emitter performance. Emitter performance was characterized by two models, an overdamped model and a piecewise model. A comparison of the models found an overdamped model to predict parameters with a greater degree of certainty than the piecewise model. No trends in emitter behavior could be identified with 95% certainty, but slight trends were noted for their ability to possibly inform future emitter design.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="statementofresponsibility" lang="en_US">by Tristan McLaurin.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="degree" lang="en_US">S.B.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="collection" lang="en_US">S.B. Massachusetts Institute of Technology, Department of Mechanical Engineering</dim:field>
   <dim:field mdschema="dc" element="format" qualifier="extent" lang="en_US">55 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">Effect of geometry under emitter membrane on pressure compensating performance</dim:field>
   <dim:field mdschema="dc" element="type" lang="en_US">Thesis</dim:field>
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   <dim:field mdschema="mit" element="thesis" qualifier="degree" lang="en_US">Bachelor</dim:field>
   <dim:field mdschema="mit" element="thesis" qualifier="department" lang="en_US">MechE</dim:field>
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   	&lt;Title>Effect of geometry under emitter membrane on pressure compensating performance&lt;/Title>
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   	&lt;PublicationDate>2019&lt;/PublicationDate>
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    &lt;Keyword>Mechanical Engineering.&lt;/Keyword>
   	&lt;Abstract>In order to better understand pressure compensating drip irrigation emitters, an experiment was carried out in order to characterize the effects of emitter dimensions under the membrane on emitter performance. Emitter performance was characterized by two models, an overdamped model and a piecewise model. A comparison of the models found an overdamped model to predict parameters with a greater degree of certainty than the piecewise model. No trends in emitter behavior could be identified with 95% certainty, but slight trends were noted for their ability to possibly inform future emitter design.&lt;/Abstract>
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