{"id":"https://openalex.org/W7117900006","doi":"https://doi.org/10.1109/access.2025.3650150","title":"Analytical Prediction of Partial Demagnetization in Interior Permanent Magnet Synchronous Motor Using Magnetic Equivalent Circuit Modeling","display_name":"Analytical Prediction of Partial Demagnetization in Interior Permanent Magnet Synchronous Motor Using Magnetic Equivalent Circuit Modeling","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7117900006","doi":"https://doi.org/10.1109/access.2025.3650150"},"language":"en","primary_location":{"id":"doi:10.1109/access.2025.3650150","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3650150","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2025.3650150","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5057367664","display_name":"Wonjun Jeong","orcid":null},"institutions":[{"id":"https://openalex.org/I51226738","display_name":"Dong-A University","ror":"https://ror.org/03qvtpc38","country_code":"KR","type":"education","lineage":["https://openalex.org/I51226738"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Wonjun Jeong","raw_affiliation_strings":["Department of Electrical Engineering, Mechatronics System Research Laboratory, Dong-A University, Busan, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Mechatronics System Research Laboratory, Dong-A University, Busan, Republic of Korea","institution_ids":["https://openalex.org/I51226738"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003777606","display_name":"Sarbajit Paul","orcid":"https://orcid.org/0000-0002-0283-4784"},"institutions":[{"id":"https://openalex.org/I196471810","display_name":"Korea Electrotechnology Research Institute","ror":"https://ror.org/03ctacd45","country_code":"KR","type":"nonprofit","lineage":["https://openalex.org/I196471810"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sarbajit Paul","raw_affiliation_strings":["Electric Machines and Drive Research Center, Electric Mobility Research Division, Korea Electrotechnology Research Institute, Changwon-si, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Electric Machines and Drive Research Center, Electric Mobility Research Division, Korea Electrotechnology Research Institute, Changwon-si, Republic of Korea","institution_ids":["https://openalex.org/I196471810"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5121694103","display_name":"Pil-Wan Han","orcid":null},"institutions":[{"id":"https://openalex.org/I196471810","display_name":"Korea Electrotechnology Research Institute","ror":"https://ror.org/03ctacd45","country_code":"KR","type":"nonprofit","lineage":["https://openalex.org/I196471810"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Pil-Wan Han","raw_affiliation_strings":["Electric Machines and Drive Research Center, Electric Mobility Research Division, Korea Electrotechnology Research Institute, Changwon-si, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Electric Machines and Drive Research Center, Electric Mobility Research Division, Korea Electrotechnology Research Institute, Changwon-si, Republic of Korea","institution_ids":["https://openalex.org/I196471810"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5121710510","display_name":"Junghwan Chang","orcid":null},"institutions":[{"id":"https://openalex.org/I51226738","display_name":"Dong-A University","ror":"https://ror.org/03qvtpc38","country_code":"KR","type":"education","lineage":["https://openalex.org/I51226738"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Junghwan Chang","raw_affiliation_strings":["Department of Electrical Engineering, Mechatronics System Research Laboratory, Dong-A University, Busan, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Mechatronics System Research Laboratory, Dong-A University, Busan, Republic of Korea","institution_ids":["https://openalex.org/I51226738"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5057367664"],"corresponding_institution_ids":["https://openalex.org/I51226738"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0084579,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"14","issue":null,"first_page":"2637","last_page":"2646"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10278","display_name":"Electric Motor Design and Analysis","score":0.5103999972343445,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10278","display_name":"Electric Motor Design and Analysis","score":0.5103999972343445,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11222","display_name":"Magnetic Properties and Applications","score":0.45489999651908875,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11602","display_name":"Magnetic Bearings and Levitation Dynamics","score":0.015399999916553497,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/demagnetizing-field","display_name":"Demagnetizing field","score":0.8191999793052673},{"id":"https://openalex.org/keywords/magnet","display_name":"Magnet","score":0.7562000155448914},{"id":"https://openalex.org/keywords/finite-element-method","display_name":"Finite element method","score":0.6417999863624573},{"id":"https://openalex.org/keywords/traction","display_name":"Traction (geology)","score":0.48730000853538513},{"id":"https://openalex.org/keywords/synchronous-motor","display_name":"Synchronous motor","score":0.4684999883174896},{"id":"https://openalex.org/keywords/magnetic-circuit","display_name":"Magnetic circuit","score":0.4652000069618225},{"id":"https://openalex.org/keywords/parametric-statistics","display_name":"Parametric statistics","score":0.4392000138759613},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.4253000020980835}],"concepts":[{"id":"https://openalex.org/C60434167","wikidata":"https://www.wikidata.org/wiki/Q5255001","display_name":"Demagnetizing field","level":4,"score":0.8191999793052673},{"id":"https://openalex.org/C16389437","wikidata":"https://www.wikidata.org/wiki/Q11421","display_name":"Magnet","level":2,"score":0.7562000155448914},{"id":"https://openalex.org/C135628077","wikidata":"https://www.wikidata.org/wiki/Q220184","display_name":"Finite element method","level":2,"score":0.6417999863624573},{"id":"https://openalex.org/C38834483","wikidata":"https://www.wikidata.org/wiki/Q17000223","display_name":"Traction (geology)","level":2,"score":0.48730000853538513},{"id":"https://openalex.org/C71376005","wikidata":"https://www.wikidata.org/wiki/Q845675","display_name":"Synchronous motor","level":2,"score":0.4684999883174896},{"id":"https://openalex.org/C24214142","wikidata":"https://www.wikidata.org/wiki/Q118801","display_name":"Magnetic circuit","level":3,"score":0.4652000069618225},{"id":"https://openalex.org/C117251300","wikidata":"https://www.wikidata.org/wiki/Q1849855","display_name":"Parametric statistics","level":2,"score":0.4392000138759613},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.4253000020980835},{"id":"https://openalex.org/C23572009","wikidata":"https://www.wikidata.org/wiki/Q964981","display_name":"Equivalent circuit","level":3,"score":0.42170000076293945},{"id":"https://openalex.org/C136269787","wikidata":"https://www.wikidata.org/wiki/Q1392476","display_name":"Traction motor","level":2,"score":0.4099000096321106},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.39590001106262207},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.38589999079704285},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.38040000200271606},{"id":"https://openalex.org/C201320609","wikidata":"https://www.wikidata.org/wiki/Q3274420","display_name":"Permanent magnet synchronous generator","level":3,"score":0.35850000381469727},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3305000066757202},{"id":"https://openalex.org/C157479481","wikidata":"https://www.wikidata.org/wiki/Q177831","display_name":"Magnetic flux","level":3,"score":0.33000001311302185},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.31779998540878296},{"id":"https://openalex.org/C47441113","wikidata":"https://www.wikidata.org/wiki/Q9691942","display_name":"Magnetic hysteresis","level":4,"score":0.31220000982284546},{"id":"https://openalex.org/C46141821","wikidata":"https://www.wikidata.org/wiki/Q209402","display_name":"Nuclear magnetic resonance","level":1,"score":0.28519999980926514},{"id":"https://openalex.org/C173161252","wikidata":"https://www.wikidata.org/wiki/Q1435839","display_name":"AC motor","level":3,"score":0.2831999957561493},{"id":"https://openalex.org/C176871988","wikidata":"https://www.wikidata.org/wiki/Q72313","display_name":"Electric motor","level":2,"score":0.25949999690055847},{"id":"https://openalex.org/C8171440","wikidata":"https://www.wikidata.org/wiki/Q903414","display_name":"Steady state (chemistry)","level":2,"score":0.25690001249313354},{"id":"https://openalex.org/C171146098","wikidata":"https://www.wikidata.org/wiki/Q124192","display_name":"Automotive engineering","level":1,"score":0.25589999556541443},{"id":"https://openalex.org/C2986944758","wikidata":"https://www.wikidata.org/wiki/Q845675","display_name":"Permanent magnet synchronous motor","level":3,"score":0.2542000114917755},{"id":"https://openalex.org/C2984780852","wikidata":"https://www.wikidata.org/wiki/Q3565868","display_name":"Rail transportation","level":2,"score":0.25279998779296875}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2025.3650150","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3650150","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:6d0765a56b784cc9a64ac5e678a309cb","is_oa":true,"landing_page_url":"https://doaj.org/article/6d0765a56b784cc9a64ac5e678a309cb","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 14, Pp 2637-2646 (2026)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2025.3650150","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3650150","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5122112314","display_name":null,"funder_award_id":"RS-2020-KA160566","funder_id":"https://openalex.org/F4320324625","funder_display_name":"Korea Agency for Infrastructure Technology Advancement"}],"funders":[{"id":"https://openalex.org/F4320324625","display_name":"Korea Agency for Infrastructure Technology Advancement","ror":"https://ror.org/00rxf7n07"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1916647723","https://openalex.org/W1977202657","https://openalex.org/W2028247401","https://openalex.org/W2037600830","https://openalex.org/W2042603035","https://openalex.org/W2050857173","https://openalex.org/W2066816193","https://openalex.org/W2152592243","https://openalex.org/W2168841376","https://openalex.org/W2168890190","https://openalex.org/W2519918482","https://openalex.org/W2794614567","https://openalex.org/W2954291368","https://openalex.org/W4319320225","https://openalex.org/W4400682799"],"related_works":[],"abstract_inverted_index":{"In":[0,77],"Interior":[1],"Permanent":[2,98],"Magnet":[3],"Synchronous":[4],"Motor":[5],"(IPMSM)":[6],"for":[7,62],"railway":[8,149],"traction":[9],"applications,":[10],"irreversible":[11,29,54],"demagnetization":[12,30,95,122],"of":[13,93,148],"permanent":[14],"magnets":[15],"can":[16,31],"lead":[17],"to":[18,88,125,139],"severe":[19],"degradation":[20],"in":[21,51,96,127,143],"motor":[22],"performance":[23],"and":[24,60,71,117,119,136],"even":[25],"system":[26],"failure.":[27],"The":[28,101,130],"be":[32],"induced":[33],"by":[34,106],"high":[35],"temperature,":[36],"opposing":[37],"magnetic":[38],"fields,":[39],"or":[40],"mechanical":[41],"stress.":[42],"While":[43],"Finite":[44],"Element":[45],"Analysis":[46],"(FEA)":[47],"is":[48,57,86,123],"highly":[49],"accurate":[50],"predicting":[52],"the":[53,63,91,97,108,144],"demagnetization,":[55],"it":[56],"computationally":[58],"expensive":[59],"inefficient":[61],"early":[64],"design":[65,146],"stage,":[66],"where":[67],"repeated":[68],"geometric":[69],"changes":[70],"parametric":[72],"studies":[73],"are":[74],"often":[75],"required.":[76],"this":[78],"study,":[79],"a":[80,134],"Magnetic":[81],"Equivalent":[82],"Circuit":[83],"(MEC)-based":[84],"approach":[85],"proposed":[87,131],"efficiently":[89],"assess":[90],"risk":[92],"partial":[94],"Magnets":[99],"(PMs).":[100],"method":[102],"enables":[103],"localized":[104],"analysis":[105],"dividing":[107],"magnet":[109],"into":[110],"structurally":[111],"weak":[112],"subregions,":[113],"such":[114],"as":[115],"ribs":[116],"bridges,":[118],"evaluating":[120],"whether":[121],"likely":[124],"occur":[126],"each":[128],"area.":[129],"technique":[132],"offers":[133],"fast":[135],"practical":[137],"solution":[138],"identify":[140],"demagnetization-prone":[141],"regions":[142],"initial":[145],"phase":[147],"IPMSM.":[150]},"counts_by_year":[],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2026-01-01T00:00:00"}