{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/97752"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/97752","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Analysis of volts per hertz scalar control as governor of high pole count, high frequency, permanent magnet synchronous machine","abstract":"The student, Katherine O'Kane, accepted the attached license on 2017-04-20 at 11:04.","abstract_html":"The student, Katherine O'Kane, accepted the attached license on 2017-04-20 at 11:04.","abstract_has_math":false,"creators":["O'Kane, Katherine M"],"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 S."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2017,"date_issued":"2017-08-10T20:33:14Z","date_published":"2017-08-10T20:33:14Z","updated_at":"2026-07-22T22:24:34Z","subjects":["Permanent magnet synchronous machine (PMSM)","Volts per hertz","Control","Propulsion"],"languages":["en"],"rights":["Copyright 2017 Katherine O'Kane"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/2142/97752","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Haran, Kiruba S."]},{"key":"dc:creator","label":"Author","values":["O'Kane, Katherine M"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2017-08-10T20:33:14Z","2019-08-11T09:15:10Z","2017-04-24","2017-05"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"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":["Permanent magnet synchronous machine (PMSM)","Volts per hertz","Control","Propulsion"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 2017 Katherine O'Kane"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/97752"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["The student, Katherine O'Kane, accepted the attached license on 2017-04-20 at 11:04.","The student, Katherine O'Kane, submitted this Thesis for approval on 2017-04-20 at 11:16.","This Thesis was approved for publication on 2017-04-24 at 11:32.","DSpace SAF Submission Ingestion Package generated from Vireo submission #10929 on 2017-08-10 at 15:06:32","Made available in DSpace on 2017-08-10T20:33:14Z (GMT). No. of bitstreams: 2 OKANE-THESIS-2017.pdf: 1793686 bytes, checksum: 05f2f48ef9b2451eacd62d871ffa8680 (MD5) LICENSE.txt: 4213 bytes, checksum: 3e1aba9f7bb69a7b8000415d289ac8af (MD5) Previous issue date: 2017-04-24","Embargo set by: Colleen Fallaw for item 102805 Lift date: 2019-08-10T21:27:21Z Reason: Author requested U of Illinois access only (OA after 2yrs) in Vireo ETD system","U of I Only Restriction Lifted for Item 102805 on 2019-08-11T09:15:10Z.","This thesis focuses on the volts per hertz control architecture developed by the Haran Research team at the University of Illinois at Urbana-Champaign to control a 1 MW permanent magnet synchronous machine (PMSM) intended to propel a hybrid-electric commercial aircraft. At the time of this writing, the first iteration of the NASA PMSM high pole count, low impedance, high power motor is being constructed. This motor is capable of high rotational speeds and features a unique flying capacitor multi-level (FCML) inverter system. First, an overview of the development of a volts per hertz controller is reviewed followed by implementation of the controller in Simulink. As the system design has inherent oscillations, a PD control is developed for the system as well as a ramping function to keep machine speed and electrical frequency aligned as well as limit torque output. The design of the system control is followed by an analysis of the control implications, namely, system dynamic performance; comparison to an alternative control strategy, field oriented control (FOC); and comparison of the motor control dynamics with that of modern combustion propulsion systems.","Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2019-05-01"]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Analysis of volts per hertz scalar control as governor of high pole count, high frequency, permanent magnet synchronous machine"]}]}],"canonical_facts":{"dc:contributor":["Haran, Kiruba S."],"dc:creator":["O'Kane, Katherine M"],"dc:date":["2017-08-10T20:33:14Z","2019-08-11T09:15:10Z","2017-04-24","2017-05"],"dc:description":["The student, Katherine O'Kane, accepted the attached license on 2017-04-20 at 11:04.","The student, Katherine O'Kane, submitted this Thesis for approval on 2017-04-20 at 11:16.","This Thesis was approved for publication on 2017-04-24 at 11:32.","DSpace SAF Submission Ingestion Package generated from Vireo submission #10929 on 2017-08-10 at 15:06:32","Made available in DSpace on 2017-08-10T20:33:14Z (GMT). No. of bitstreams: 2 OKANE-THESIS-2017.pdf: 1793686 bytes, checksum: 05f2f48ef9b2451eacd62d871ffa8680 (MD5) LICENSE.txt: 4213 bytes, checksum: 3e1aba9f7bb69a7b8000415d289ac8af (MD5) Previous issue date: 2017-04-24","Embargo set by: Colleen Fallaw for item 102805 Lift date: 2019-08-10T21:27:21Z Reason: Author requested U of Illinois access only (OA after 2yrs) in Vireo ETD system","U of I Only Restriction Lifted for Item 102805 on 2019-08-11T09:15:10Z.","This thesis focuses on the volts per hertz control architecture developed by the Haran Research team at the University of Illinois at Urbana-Champaign to control a 1 MW permanent magnet synchronous machine (PMSM) intended to propel a hybrid-electric commercial aircraft. At the time of this writing, the first iteration of the NASA PMSM high pole count, low impedance, high power motor is being constructed. This motor is capable of high rotational speeds and features a unique flying capacitor multi-level (FCML) inverter system. First, an overview of the development of a volts per hertz controller is reviewed followed by implementation of the controller in Simulink. As the system design has inherent oscillations, a PD control is developed for the system as well as a ramping function to keep machine speed and electrical frequency aligned as well as limit torque output. The design of the system control is followed by an analysis of the control implications, namely, system dynamic performance; comparison to an alternative control strategy, field oriented control (FOC); and comparison of the motor control dynamics with that of modern combustion propulsion systems.","Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2019-05-01"],"dc:format":["application/pdf"],"dc:identifier":["http://hdl.handle.net/2142/97752"],"dc:language":["en"],"dc:rights":["Copyright 2017 Katherine O'Kane"],"dc:subject":["Permanent magnet synchronous machine (PMSM)","Volts per hertz","Control","Propulsion"],"dc:title":["Analysis of volts per hertz scalar control as governor of high pole count, high frequency, permanent magnet synchronous machine"],"dc:type":["text"],"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":"2026-07-22T22:24:34Z"}