Evaluation and Application of Thermal Modeling for High Power Motor Improvements

dc.contributor.authorFilip, Ethan Leeen
dc.contributor.committeechairNelson, Douglas J.en
dc.contributor.committeememberEllis, Michael W.en
dc.contributor.committeememberFerris, John B.en
dc.contributor.departmentMechanical Engineeringen
dc.date.accessioned2014-03-14T20:49:33Zen
dc.date.adate2011-01-12en
dc.date.available2014-03-14T20:49:33Zen
dc.date.issued2010-11-12en
dc.date.rdate2011-01-12en
dc.date.sdate2010-12-14en
dc.description.abstractElectric motors for vehicle applications are required to have high efficiency and small size and weight. Accurately modeling the thermal properties of an electric motor is critical to properly sizing the motor. Improving the cooling of the motor windings allows for a more efficient and power-dense motor. There are a variety of methods for predicting motor temperatures, however this paper discusses the advantages and accuracy of using a nodal lumped thermal model. Both commercially available and proprietary motor thermal modeling software are evaluated and compared. Thermal improvements based on the model in both contact interfaces and winding encapsulant are evaluated, showing motor improvements in the ability to handle heat losses of approximately forty percent greater than the baseline, resulting in either higher power or lower motor temperatures for the same package size.en
dc.description.degreeMaster of Scienceen
dc.identifier.otheretd-12142010-202447en
dc.identifier.sourceurlhttp://scholar.lib.vt.edu/theses/available/etd-12142010-202447/en
dc.identifier.urihttp://hdl.handle.net/10919/36137en
dc.publisherVirginia Techen
dc.relation.haspartFILIP_EL_T_2010.pdfen
dc.rightsIn Copyrighten
dc.rights.urihttp://rightsstatements.org/vocab/InC/1.0/en
dc.subjectThermal Conductivityen
dc.subjectElectric Vehicle Motoren
dc.subjectNodal Thermal Modelen
dc.titleEvaluation and Application of Thermal Modeling for High Power Motor Improvementsen
dc.typeThesisen
thesis.degree.disciplineMechanical Engineeringen
thesis.degree.grantorVirginia Polytechnic Institute and State Universityen
thesis.degree.levelmastersen
thesis.degree.nameMaster of Scienceen

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