{"id":"https://openalex.org/W2965014778","doi":"https://doi.org/10.1109/access.2019.2933493","title":"Excitation System Technologies for Wound-Field Synchronous Machines: Survey of Solutions and Evolving Trends","display_name":"Excitation System Technologies for Wound-Field Synchronous Machines: Survey of Solutions and Evolving Trends","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2965014778","doi":"https://doi.org/10.1109/access.2019.2933493","mag":"2965014778"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2933493","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2933493","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08789384.pdf","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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","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://ieeexplore.ieee.org/ielx7/6287639/8600701/08789384.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5022106157","display_name":"Jonas Kristiansen N\u00f8land","orcid":"https://orcid.org/0000-0002-3656-1032"},"institutions":[{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["NO"],"is_corresponding":true,"raw_author_name":"Jonas Kristiansen Noland","raw_affiliation_strings":["Department of Electric Power Engineering, Norwegian University of Science and Technology (NTNU), Trondheim, Norway"],"raw_orcid":"https://orcid.org/0000-0002-3656-1032","affiliations":[{"raw_affiliation_string":"Department of Electric Power Engineering, Norwegian University of Science and Technology (NTNU), Trondheim, Norway","institution_ids":["https://openalex.org/I204778367"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087195272","display_name":"Stefano Nuzzo","orcid":"https://orcid.org/0000-0001-9998-5644"},"institutions":[{"id":"https://openalex.org/I142263535","display_name":"University of Nottingham","ror":"https://ror.org/01ee9ar58","country_code":"GB","type":"education","lineage":["https://openalex.org/I142263535"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Stefano Nuzzo","raw_affiliation_strings":["PEMC Group, University of Nottingham, Nottingham, U.K"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"PEMC Group, University of Nottingham, Nottingham, U.K","institution_ids":["https://openalex.org/I142263535"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056444272","display_name":"Alberto Tessarolo","orcid":"https://orcid.org/0000-0002-7667-5552"},"institutions":[{"id":"https://openalex.org/I142444530","display_name":"University of Trieste","ror":"https://ror.org/02n742c10","country_code":"IT","type":"education","lineage":["https://openalex.org/I142444530"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Alberto Tessarolo","raw_affiliation_strings":["Department of Engineering and Architecture, University of Trieste, Trieste, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Engineering and Architecture, University of Trieste, Trieste, Italy","institution_ids":["https://openalex.org/I142444530"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5066501995","display_name":"Erick F. Alves","orcid":"https://orcid.org/0000-0002-7827-0380"},"institutions":[{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Erick Fernando Alves","raw_affiliation_strings":["Department of Electric Power Engineering, Norwegian University of Science and Technology (NTNU), Trondheim, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electric Power Engineering, Norwegian University of Science and Technology (NTNU), Trondheim, Norway","institution_ids":["https://openalex.org/I204778367"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5022106157"],"corresponding_institution_ids":["https://openalex.org/I204778367"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":10.2885,"has_fulltext":true,"cited_by_count":144,"citation_normalized_percentile":{"value":0.98670459,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"7","issue":null,"first_page":"109699","last_page":"109718"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10223","display_name":"Microgrid Control and Optimization","score":0.9994000196456909,"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"}},"topics":[{"id":"https://openalex.org/T10223","display_name":"Microgrid Control and Optimization","score":0.9994000196456909,"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"}},{"id":"https://openalex.org/T10278","display_name":"Electric Motor Design and Analysis","score":0.9993000030517578,"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/T10228","display_name":"Multilevel Inverters and Converters","score":0.9983999729156494,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/excitation","display_name":"Excitation","score":0.8462972044944763},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.6651597619056702},{"id":"https://openalex.org/keywords/synchronous-motor","display_name":"Synchronous motor","score":0.6222051382064819},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5704773664474487},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.5159500241279602},{"id":"https://openalex.org/keywords/network-topology","display_name":"Network topology","score":0.5127807259559631},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.4740690588951111},{"id":"https://openalex.org/keywords/electric-power-system","display_name":"Electric power system","score":0.4707185626029968},{"id":"https://openalex.org/keywords/work","display_name":"Work (physics)","score":0.4510738253593445},{"id":"https://openalex.org/keywords/control-engineering","display_name":"Control engineering","score":0.404903769493103},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.3924728035926819},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3256516456604004},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.27591097354888916},{"id":"https://openalex.org/keywords/mechanical-engineering","display_name":"Mechanical engineering","score":0.271933376789093},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.22325468063354492},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.20905938744544983},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.10484513640403748}],"concepts":[{"id":"https://openalex.org/C83581075","wikidata":"https://www.wikidata.org/wiki/Q1361503","display_name":"Excitation","level":2,"score":0.8462972044944763},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.6651597619056702},{"id":"https://openalex.org/C71376005","wikidata":"https://www.wikidata.org/wiki/Q845675","display_name":"Synchronous motor","level":2,"score":0.6222051382064819},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5704773664474487},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.5159500241279602},{"id":"https://openalex.org/C199845137","wikidata":"https://www.wikidata.org/wiki/Q145490","display_name":"Network topology","level":2,"score":0.5127807259559631},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.4740690588951111},{"id":"https://openalex.org/C89227174","wikidata":"https://www.wikidata.org/wiki/Q2388981","display_name":"Electric power system","level":3,"score":0.4707185626029968},{"id":"https://openalex.org/C18762648","wikidata":"https://www.wikidata.org/wiki/Q42213","display_name":"Work (physics)","level":2,"score":0.4510738253593445},{"id":"https://openalex.org/C133731056","wikidata":"https://www.wikidata.org/wiki/Q4917288","display_name":"Control engineering","level":1,"score":0.404903769493103},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.3924728035926819},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3256516456604004},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.27591097354888916},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.271933376789093},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.22325468063354492},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.20905938744544983},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10484513640403748},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1109/access.2019.2933493","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2933493","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08789384.pdf","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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:arts.units.it:11368/2958610","is_oa":true,"landing_page_url":"http://hdl.handle.net/11368/2958610","pdf_url":null,"source":{"id":"https://openalex.org/S4306400480","display_name":"ArTS Archivio della ricerca di Trieste (University of Trieste https://www.units.it/)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I142444530","host_organization_name":"University of Trieste","host_organization_lineage":["https://openalex.org/I142444530"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:doaj.org/article:34f86db5f551459194b4030bc8ca7210","is_oa":true,"landing_page_url":"https://doaj.org/article/34f86db5f551459194b4030bc8ca7210","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 7, Pp 109699-109718 (2019)","raw_type":"article"},{"id":"pmh:oai:iris.unimore.it:11380/1237577","is_oa":true,"landing_page_url":"http://hdl.handle.net/11380/1237577","pdf_url":null,"source":{"id":"https://openalex.org/S4306400718","display_name":"IRIS UNIMORE (University of Modena and Reggio Emilia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I122346577","host_organization_name":"University of Modena and Reggio Emilia","host_organization_lineage":["https://openalex.org/I122346577"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:ntnuopen.ntnu.no:11250/2607681","is_oa":true,"landing_page_url":"http://hdl.handle.net/11250/2607681","pdf_url":null,"source":{"id":"https://openalex.org/S4306401716","display_name":"Duo Research Archive (University of Oslo)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184942183","host_organization_name":"University of Oslo","host_organization_lineage":["https://openalex.org/I184942183"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"19","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2933493","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2933493","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08789384.pdf","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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.6499999761581421,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2965014778.pdf","grobid_xml":"https://content.openalex.org/works/W2965014778.grobid-xml"},"referenced_works_count":143,"referenced_works":["https://openalex.org/W1480934582","https://openalex.org/W1481030298","https://openalex.org/W1752967351","https://openalex.org/W1914249644","https://openalex.org/W1964930406","https://openalex.org/W1967088731","https://openalex.org/W1974573843","https://openalex.org/W1990143779","https://openalex.org/W1990617436","https://openalex.org/W2002419702","https://openalex.org/W2002955317","https://openalex.org/W2006719397","https://openalex.org/W2018346493","https://openalex.org/W2018673275","https://openalex.org/W2019270898","https://openalex.org/W2034047659","https://openalex.org/W2034192332","https://openalex.org/W2047743089","https://openalex.org/W2055909268","https://openalex.org/W2061107999","https://openalex.org/W2061917357","https://openalex.org/W2066710045","https://openalex.org/W2069414036","https://openalex.org/W2074323440","https://openalex.org/W2079065217","https://openalex.org/W2080166719","https://openalex.org/W2085661414","https://openalex.org/W2095005096","https://openalex.org/W2096856393","https://openalex.org/W2100270814","https://openalex.org/W2100660204","https://openalex.org/W2101800916","https://openalex.org/W2109724718","https://openalex.org/W2109856450","https://openalex.org/W2109952342","https://openalex.org/W2114547543","https://openalex.org/W2116360474","https://openalex.org/W2118573188","https://openalex.org/W2121679953","https://openalex.org/W2122580931","https://openalex.org/W2123297637","https://openalex.org/W2124221806","https://openalex.org/W2127670253","https://openalex.org/W2128650093","https://openalex.org/W2129334127","https://openalex.org/W2131936482","https://openalex.org/W2132065591","https://openalex.org/W2132293744","https://openalex.org/W2134822551","https://openalex.org/W2134856091","https://openalex.org/W2137070757","https://openalex.org/W2143418686","https://openalex.org/W2144148488","https://openalex.org/W2147969303","https://openalex.org/W2153030039","https://openalex.org/W2155073572","https://openalex.org/W2155430383","https://openalex.org/W2155627097","https://openalex.org/W2159111508","https://openalex.org/W2162702543","https://openalex.org/W2166479424","https://openalex.org/W2167748683","https://openalex.org/W2171457909","https://openalex.org/W2214339726","https://openalex.org/W2219445294","https://openalex.org/W2249092781","https://openalex.org/W2289591632","https://openalex.org/W2295301832","https://openalex.org/W2312805930","https://openalex.org/W2318119261","https://openalex.org/W2342409966","https://openalex.org/W2344150594","https://openalex.org/W2408483340","https://openalex.org/W2412774433","https://openalex.org/W2436574092","https://openalex.org/W2443553636","https://openalex.org/W2475681009","https://openalex.org/W2481565155","https://openalex.org/W2502082935","https://openalex.org/W2516890711","https://openalex.org/W2527818232","https://openalex.org/W2546784184","https://openalex.org/W2547576873","https://openalex.org/W2548775041","https://openalex.org/W2557732435","https://openalex.org/W2560561159","https://openalex.org/W2569109462","https://openalex.org/W2577592542","https://openalex.org/W2588592689","https://openalex.org/W2596633686","https://openalex.org/W2608095075","https://openalex.org/W2608702956","https://openalex.org/W2609106371","https://openalex.org/W2610871850","https://openalex.org/W2616322558","https://openalex.org/W2620552354","https://openalex.org/W2624555816","https://openalex.org/W2626899692","https://openalex.org/W2744372507","https://openalex.org/W2754980864","https://openalex.org/W2760412895","https://openalex.org/W2760808418","https://openalex.org/W2778142193","https://openalex.org/W2778885842","https://openalex.org/W2789698776","https://openalex.org/W2792660566","https://openalex.org/W2800114370","https://openalex.org/W2801437429","https://openalex.org/W2802060546","https://openalex.org/W2804061952","https://openalex.org/W2808504806","https://openalex.org/W2885045482","https://openalex.org/W2886252467","https://openalex.org/W2888572930","https://openalex.org/W2890672756","https://openalex.org/W2892766487","https://openalex.org/W2896648467","https://openalex.org/W2898410473","https://openalex.org/W2898537658","https://openalex.org/W2898572650","https://openalex.org/W2900656048","https://openalex.org/W2903624761","https://openalex.org/W2914628192","https://openalex.org/W2915191538","https://openalex.org/W2927746806","https://openalex.org/W2928870216","https://openalex.org/W2931703782","https://openalex.org/W2943063097","https://openalex.org/W2944671877","https://openalex.org/W2944963896","https://openalex.org/W2946371756","https://openalex.org/W2950890473","https://openalex.org/W2968332220","https://openalex.org/W4232532057","https://openalex.org/W4237000700","https://openalex.org/W4238969349","https://openalex.org/W4243113051","https://openalex.org/W4246067047","https://openalex.org/W4250610366","https://openalex.org/W4252117663","https://openalex.org/W6640147590","https://openalex.org/W6680563162","https://openalex.org/W6761882455"],"related_works":["https://openalex.org/W2086397253","https://openalex.org/W2133122801","https://openalex.org/W600422426","https://openalex.org/W2007156430","https://openalex.org/W3081478936","https://openalex.org/W2385738901","https://openalex.org/W2061205307","https://openalex.org/W2144148488","https://openalex.org/W2621647020","https://openalex.org/W2111244166"],"abstract_inverted_index":{"WFSM":[0],"are":[1,31],"included":[2],"in":[3,33,40,80,94,120],"the":[4,41,67,75,88,91,95,106,121],"majority":[5],"of":[6,37,51,62,87,97,105],"large":[7],"power":[8,43],"generating":[9],"units":[10],"and":[11,24,53,56,73,90,101,113,118],"special":[12],"high-power":[13],"motor":[14],"drives,":[15],"due":[16],"to":[17,109],"their":[18],"high":[19],"efficiency,":[20],"flexible":[21],"field":[22],"excitation":[23,59,77],"intrinsic":[25],"flux":[26],"weakening":[27],"capability.":[28],"Moreover,":[29],"they":[30],"employed":[32],"a":[34,48,85,111],"wide":[35],"range":[36],"high-end":[38],"solutions":[39],"low-to-medium":[42],"range.":[44],"This":[45],"contribution":[46],"presents":[47],"comprehensive":[49],"survey":[50],"classical":[52],"modern":[54,76],"methods":[55,72],"technologies":[57],"for":[58,116],"systems":[60],"(ESs)":[61],"(WFSMs).":[63],"The":[64,103],"work":[65],"covers":[66],"fundamental":[68],"theory,":[69],"typical":[70],"de-excitation":[71],"all":[74],"equipment":[78],"topologies":[79],"detail.":[81],"It":[82],"also":[83],"includes":[84],"description":[86],"state-of-the-art":[89],"latest":[92],"trends":[93],"ESs":[96],"wound-field":[98],"synchronous":[99],"motors":[100],"generators.":[102],"purpose":[104],"paper":[107],"is":[108],"provide":[110],"useful":[112],"up-to-date":[114],"reference":[115],"practitioners":[117],"researchers":[119],"field.":[122]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":22},{"year":2024,"cited_by_count":29},{"year":2023,"cited_by_count":30},{"year":2022,"cited_by_count":22},{"year":2021,"cited_by_count":16},{"year":2020,"cited_by_count":19},{"year":2019,"cited_by_count":4}],"updated_date":"2026-05-10T08:33:47.465468","created_date":"2025-10-10T00:00:00"}
