{"id":"https://openalex.org/W2021648477","doi":"https://doi.org/10.1109/tie.2012.2203775","title":"AC Drive Observability Analysis","display_name":"AC Drive Observability Analysis","publication_year":2012,"publication_date":"2012-06-07","ids":{"openalex":"https://openalex.org/W2021648477","doi":"https://doi.org/10.1109/tie.2012.2203775","mag":"2021648477"},"language":"en","primary_location":{"id":"doi:10.1109/tie.2012.2203775","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tie.2012.2203775","pdf_url":null,"source":{"id":"https://openalex.org/S58031724","display_name":"IEEE Transactions on Industrial Electronics","issn_l":"0278-0046","issn":["0278-0046","1557-9948"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Industrial Electronics","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5017034356","display_name":"Pavel V\u00e1clavek","orcid":"https://orcid.org/0000-0001-8624-5874"},"institutions":[{"id":"https://openalex.org/I60587646","display_name":"Brno University of Technology","ror":"https://ror.org/03613d656","country_code":"CZ","type":"education","lineage":["https://openalex.org/I60587646"]},{"id":"https://openalex.org/I1310815967","display_name":"Central European Institute of Technology","ror":"https://ror.org/01p7k1986","country_code":"CZ","type":"education","lineage":["https://openalex.org/I1310815967"]}],"countries":["CZ"],"is_corresponding":true,"raw_author_name":"Pavel Vaclavek","raw_affiliation_strings":["CEITEC-Central European Institute of Technology, Brno University of Technology, Brno, Czech Republic","CEITEC - Central Eur. Inst. of Technol., Brno Univ. of Technol., Brno, Czech Republic"],"affiliations":[{"raw_affiliation_string":"CEITEC-Central European Institute of Technology, Brno University of Technology, Brno, Czech Republic","institution_ids":["https://openalex.org/I1310815967","https://openalex.org/I60587646"]},{"raw_affiliation_string":"CEITEC - Central Eur. Inst. of Technol., Brno Univ. of Technol., Brno, Czech Republic","institution_ids":["https://openalex.org/I60587646"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058866743","display_name":"Petr Bl\u00e1ha","orcid":"https://orcid.org/0000-0001-5534-2065"},"institutions":[{"id":"https://openalex.org/I60587646","display_name":"Brno University of Technology","ror":"https://ror.org/03613d656","country_code":"CZ","type":"education","lineage":["https://openalex.org/I60587646"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Petr Blaha","raw_affiliation_strings":["Center for Applied Cybernetics Faculty of Electrical Engineering and Communication, Brno University of Technology, Brno, Czech Republic","Center for Appl. Cybern., Brno Univ. of Technol., Brno, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Center for Applied Cybernetics Faculty of Electrical Engineering and Communication, Brno University of Technology, Brno, Czech Republic","institution_ids":["https://openalex.org/I60587646"]},{"raw_affiliation_string":"Center for Appl. Cybern., Brno Univ. of Technol., Brno, Czech Republic","institution_ids":["https://openalex.org/I60587646"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055930962","display_name":"Ivo Herman","orcid":"https://orcid.org/0000-0003-2381-021X"},"institutions":[{"id":"https://openalex.org/I60587646","display_name":"Brno University of Technology","ror":"https://ror.org/03613d656","country_code":"CZ","type":"education","lineage":["https://openalex.org/I60587646"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Ivo Herman","raw_affiliation_strings":["Center for Applied Cybernetics Faculty of Electrical Engineering and Communication, Brno University of Technology, Brno, Czech Republic","Center for Appl. Cybern., Brno Univ. of Technol., Brno, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Center for Applied Cybernetics Faculty of Electrical Engineering and Communication, Brno University of Technology, Brno, Czech Republic","institution_ids":["https://openalex.org/I60587646"]},{"raw_affiliation_string":"Center for Appl. Cybern., Brno Univ. of Technol., Brno, Czech Republic","institution_ids":["https://openalex.org/I60587646"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5017034356"],"corresponding_institution_ids":["https://openalex.org/I1310815967","https://openalex.org/I60587646"],"apc_list":null,"apc_paid":null,"fwci":9.8202,"has_fulltext":false,"cited_by_count":152,"citation_normalized_percentile":{"value":0.98444878,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"60","issue":"8","first_page":"3047","last_page":"3059"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10504","display_name":"Sensorless Control of Electric Motors","score":0.9998000264167786,"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/T10504","display_name":"Sensorless Control of Electric Motors","score":0.9998000264167786,"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/T10278","display_name":"Electric Motor Design and Analysis","score":0.9950000047683716,"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/T13644","display_name":"Control Systems in Engineering","score":0.9937000274658203,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/observability","display_name":"Observability","score":0.9445134997367859},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.8054327964782715},{"id":"https://openalex.org/keywords/control-engineering","display_name":"Control engineering","score":0.5913614630699158},{"id":"https://openalex.org/keywords/rotor","display_name":"Rotor (electric)","score":0.5760242938995361},{"id":"https://openalex.org/keywords/machine-control","display_name":"Machine control","score":0.5368427038192749},{"id":"https://openalex.org/keywords/synchronous-motor","display_name":"Synchronous motor","score":0.4711396098136902},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4322356581687927},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.39070260524749756},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.22286048531532288},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.13449615240097046},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.06488949060440063}],"concepts":[{"id":"https://openalex.org/C36299963","wikidata":"https://www.wikidata.org/wiki/Q1369844","display_name":"Observability","level":2,"score":0.9445134997367859},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.8054327964782715},{"id":"https://openalex.org/C133731056","wikidata":"https://www.wikidata.org/wiki/Q4917288","display_name":"Control engineering","level":1,"score":0.5913614630699158},{"id":"https://openalex.org/C17281054","wikidata":"https://www.wikidata.org/wiki/Q193466","display_name":"Rotor (electric)","level":2,"score":0.5760242938995361},{"id":"https://openalex.org/C2777718703","wikidata":"https://www.wikidata.org/wiki/Q6723706","display_name":"Machine control","level":2,"score":0.5368427038192749},{"id":"https://openalex.org/C71376005","wikidata":"https://www.wikidata.org/wiki/Q845675","display_name":"Synchronous motor","level":2,"score":0.4711396098136902},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4322356581687927},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.39070260524749756},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.22286048531532288},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.13449615240097046},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.06488949060440063},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tie.2012.2203775","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tie.2012.2203775","pdf_url":null,"source":{"id":"https://openalex.org/S58031724","display_name":"IEEE Transactions on Industrial Electronics","issn_l":"0278-0046","issn":["0278-0046","1557-9948"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Industrial Electronics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.8500000238418579,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":51,"referenced_works":["https://openalex.org/W1590399298","https://openalex.org/W1984476599","https://openalex.org/W1988816123","https://openalex.org/W2012721596","https://openalex.org/W2027472602","https://openalex.org/W2040612645","https://openalex.org/W2080458125","https://openalex.org/W2082046295","https://openalex.org/W2085534851","https://openalex.org/W2098099651","https://openalex.org/W2101791554","https://openalex.org/W2102772463","https://openalex.org/W2106470436","https://openalex.org/W2114299824","https://openalex.org/W2114643602","https://openalex.org/W2115973915","https://openalex.org/W2119131976","https://openalex.org/W2124245027","https://openalex.org/W2126875690","https://openalex.org/W2130601144","https://openalex.org/W2135002160","https://openalex.org/W2136422601","https://openalex.org/W2140998418","https://openalex.org/W2141603443","https://openalex.org/W2142750489","https://openalex.org/W2143451587","https://openalex.org/W2144823151","https://openalex.org/W2146719194","https://openalex.org/W2150955073","https://openalex.org/W2154575021","https://openalex.org/W2158207799","https://openalex.org/W2159856650","https://openalex.org/W2160178544","https://openalex.org/W2161476708","https://openalex.org/W2163064920","https://openalex.org/W2164296124","https://openalex.org/W2164958286","https://openalex.org/W2167537939","https://openalex.org/W2167942301","https://openalex.org/W2168408340","https://openalex.org/W2168705273","https://openalex.org/W2169519990","https://openalex.org/W2180731300","https://openalex.org/W2542971100","https://openalex.org/W3103900039","https://openalex.org/W4238079709","https://openalex.org/W4255879044","https://openalex.org/W6646710381","https://openalex.org/W6657380005","https://openalex.org/W6682220712","https://openalex.org/W6684324312"],"related_works":["https://openalex.org/W257939881","https://openalex.org/W2542189883","https://openalex.org/W2021093337","https://openalex.org/W2042329794","https://openalex.org/W2126744628","https://openalex.org/W3143564845","https://openalex.org/W4319068629","https://openalex.org/W4388118940","https://openalex.org/W3003572188","https://openalex.org/W2027343145"],"abstract_inverted_index":{"AC":[0],"induction":[1,69],"motors":[2],"and":[3,19,71,86],"permanent":[4],"magnet":[5],"synchronous":[6],"drives":[7],"became":[8],"very":[9],"popular":[10],"for":[11],"motion":[12],"control":[13,24,48],"applications":[14,29],"due":[15],"to":[16,30,38,47,107],"their":[17],"simple":[18],"reliable":[20,83],"construction.":[21],"Sensorless":[22],"drive":[23,32,73,110],"is":[25,77,100],"required":[26],"in":[27,103],"many":[28,36],"reduce":[31],"production":[33],"costs.":[34],"While":[35],"approaches":[37],"magnetic":[39],"flux,":[40],"rotor":[41,84],"speed,":[42],"or":[43],"other":[44],"quantities":[45,57],"needed":[46],"electrical":[49],"machine":[50,70],"were":[51],"proposed,":[52,101],"conditions":[53,81],"under":[54],"which":[55],"these":[56],"can":[58],"be":[59],"estimated":[60],"are":[61],"not":[62],"often":[63],"sufficiently":[64],"investigated.":[65],"In":[66],"this":[67],"paper,":[68],"permanent-magnet-synchronous-machine":[72],"state":[74,97],"observability":[75,98,111],"analysis":[76],"presented,":[78],"together":[79],"with":[80],"allowing":[82],"speed":[85],"position":[87],"estimation.":[88],"A":[89],"method":[90],"based":[91],"on":[92],"the":[93,108],"nonlinear":[94],"dynamical":[95],"system":[96],"theory":[99],"resulting":[102],"a":[104],"unified":[105],"approach":[106],"ac":[109],"analysis.":[112]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":13},{"year":2024,"cited_by_count":11},{"year":2023,"cited_by_count":15},{"year":2022,"cited_by_count":12},{"year":2021,"cited_by_count":7},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":16},{"year":2018,"cited_by_count":10},{"year":2017,"cited_by_count":11},{"year":2016,"cited_by_count":11},{"year":2015,"cited_by_count":20},{"year":2014,"cited_by_count":12},{"year":2013,"cited_by_count":8}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}