{"id":"https://openalex.org/W4361018091","doi":"https://doi.org/10.1109/tii.2023.3261885","title":"Improved Analytic Energy Operator and Novel Three-Spectral Line Interpolation DFT Method for Parameter Estimation of Voltage Flicker","display_name":"Improved Analytic Energy Operator and Novel Three-Spectral Line Interpolation DFT Method for Parameter Estimation of Voltage Flicker","publication_year":2023,"publication_date":"2023-03-27","ids":{"openalex":"https://openalex.org/W4361018091","doi":"https://doi.org/10.1109/tii.2023.3261885"},"language":"en","primary_location":{"id":"doi:10.1109/tii.2023.3261885","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tii.2023.3261885","pdf_url":null,"source":{"id":"https://openalex.org/S184777250","display_name":"IEEE Transactions on Industrial Informatics","issn_l":"1551-3203","issn":["1551-3203","1941-0050"],"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 Informatics","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/A5100326021","display_name":"Yunfeng Li","orcid":"https://orcid.org/0000-0002-2750-444X"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yunfeng Li","raw_affiliation_strings":["College of Electrical and Information Engineering, Hunan University, Changsha, China"],"raw_orcid":"https://orcid.org/0000-0002-2750-444X","affiliations":[{"raw_affiliation_string":"College of Electrical and Information Engineering, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076911490","display_name":"Yunpeng Gao","orcid":"https://orcid.org/0000-0001-9932-5822"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yunpeng Gao","raw_affiliation_strings":["College of Electrical and Information Engineering, Hunan University, Changsha, China"],"raw_orcid":"https://orcid.org/0000-0001-9932-5822","affiliations":[{"raw_affiliation_string":"College of Electrical and Information Engineering, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101587022","display_name":"Yinghui Feng","orcid":"https://orcid.org/0000-0001-9749-4673"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yinghui Feng","raw_affiliation_strings":["College of Electrical and Information Engineering, Hunan University, Changsha, China"],"raw_orcid":"https://orcid.org/0000-0001-9749-4673","affiliations":[{"raw_affiliation_string":"College of Electrical and Information Engineering, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043383546","display_name":"Yijia Cao","orcid":"https://orcid.org/0000-0001-9365-6452"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yijia Cao","raw_affiliation_strings":["College of Electrical and Information Engineering, Hunan University, Changsha, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Electrical and Information Engineering, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029259826","display_name":"Yanqing Zhu","orcid":"https://orcid.org/0000-0002-7711-3906"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanqing Zhu","raw_affiliation_strings":["College of Electrical and Information Engineering, Hunan University, Changsha, China"],"raw_orcid":"https://orcid.org/0000-0002-7711-3906","affiliations":[{"raw_affiliation_string":"College of Electrical and Information Engineering, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5100326021"],"corresponding_institution_ids":["https://openalex.org/I16609230"],"apc_list":null,"apc_paid":null,"fwci":0.511,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.62693641,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"20","issue":"1","first_page":"327","last_page":"336"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10573","display_name":"Power Quality and Harmonics","score":0.9857000112533569,"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/T10573","display_name":"Power Quality and Harmonics","score":0.9857000112533569,"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":0.9715999960899353,"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/T12169","display_name":"Non-Destructive Testing Techniques","score":0.9682000279426575,"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/spectral-envelope","display_name":"Spectral envelope","score":0.6666790246963501},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.6637327671051025},{"id":"https://openalex.org/keywords/convolution","display_name":"Convolution (computer science)","score":0.5074517130851746},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.4950834810733795},{"id":"https://openalex.org/keywords/flicker","display_name":"Flicker","score":0.4939585328102112},{"id":"https://openalex.org/keywords/energy-operator","display_name":"Energy operator","score":0.4849396049976349},{"id":"https://openalex.org/keywords/discrete-fourier-transform","display_name":"Discrete Fourier transform (general)","score":0.4817636013031006},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4651177227497101},{"id":"https://openalex.org/keywords/envelope","display_name":"Envelope (radar)","score":0.46421292424201965},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.453782320022583},{"id":"https://openalex.org/keywords/amplitude","display_name":"Amplitude","score":0.4322620928287506},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.4007255434989929},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.34476780891418457},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3354445993900299},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3273492455482483},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.24719953536987305},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.23110747337341309},{"id":"https://openalex.org/keywords/fourier-analysis","display_name":"Fourier analysis","score":0.19009524583816528},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.17020326852798462},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.16138309240341187},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13368269801139832},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.11701226234436035},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10744008421897888},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10386592149734497},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.09953182935714722},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.08826279640197754}],"concepts":[{"id":"https://openalex.org/C54926389","wikidata":"https://www.wikidata.org/wiki/Q7575188","display_name":"Spectral envelope","level":2,"score":0.6666790246963501},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.6637327671051025},{"id":"https://openalex.org/C45347329","wikidata":"https://www.wikidata.org/wiki/Q5166604","display_name":"Convolution (computer science)","level":3,"score":0.5074517130851746},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.4950834810733795},{"id":"https://openalex.org/C19743564","wikidata":"https://www.wikidata.org/wiki/Q25378119","display_name":"Flicker","level":2,"score":0.4939585328102112},{"id":"https://openalex.org/C19579662","wikidata":"https://www.wikidata.org/wiki/Q461145","display_name":"Energy operator","level":3,"score":0.4849396049976349},{"id":"https://openalex.org/C57733114","wikidata":"https://www.wikidata.org/wiki/Q1006032","display_name":"Discrete Fourier transform (general)","level":5,"score":0.4817636013031006},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4651177227497101},{"id":"https://openalex.org/C65155139","wikidata":"https://www.wikidata.org/wiki/Q5380912","display_name":"Envelope (radar)","level":3,"score":0.46421292424201965},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.453782320022583},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.4322620928287506},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.4007255434989929},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.34476780891418457},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3354445993900299},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3273492455482483},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.24719953536987305},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.23110747337341309},{"id":"https://openalex.org/C203024314","wikidata":"https://www.wikidata.org/wiki/Q1365258","display_name":"Fourier analysis","level":3,"score":0.19009524583816528},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.17020326852798462},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.16138309240341187},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13368269801139832},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.11701226234436035},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10744008421897888},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10386592149734497},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.09953182935714722},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.08826279640197754},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"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/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0},{"id":"https://openalex.org/C76563020","wikidata":"https://www.wikidata.org/wiki/Q4817582","display_name":"Fractional Fourier transform","level":4,"score":0.0},{"id":"https://openalex.org/C126042441","wikidata":"https://www.wikidata.org/wiki/Q1324888","display_name":"Frame (networking)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tii.2023.3261885","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tii.2023.3261885","pdf_url":null,"source":{"id":"https://openalex.org/S184777250","display_name":"IEEE Transactions on Industrial Informatics","issn_l":"1551-3203","issn":["1551-3203","1941-0050"],"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 Informatics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.9100000262260437}],"awards":[{"id":"https://openalex.org/G7216458643","display_name":null,"funder_award_id":"51777061","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W1975944075","https://openalex.org/W2004753506","https://openalex.org/W2030304631","https://openalex.org/W2033192817","https://openalex.org/W2045213918","https://openalex.org/W2052061826","https://openalex.org/W2068895993","https://openalex.org/W2069686457","https://openalex.org/W2102222662","https://openalex.org/W2105456799","https://openalex.org/W2111798344","https://openalex.org/W2117650193","https://openalex.org/W2124441713","https://openalex.org/W2281989131","https://openalex.org/W2587293679","https://openalex.org/W2767635348","https://openalex.org/W2771682931","https://openalex.org/W2922206591","https://openalex.org/W2927994984","https://openalex.org/W3007050636","https://openalex.org/W3027736619","https://openalex.org/W3041326237","https://openalex.org/W3097965616","https://openalex.org/W3117805357","https://openalex.org/W3153201822","https://openalex.org/W3164095913","https://openalex.org/W3175458354","https://openalex.org/W3203455067","https://openalex.org/W3213664076"],"related_works":["https://openalex.org/W254868496","https://openalex.org/W2073905179","https://openalex.org/W1507952878","https://openalex.org/W2928432034","https://openalex.org/W4200277070","https://openalex.org/W1989331194","https://openalex.org/W4300740495","https://openalex.org/W2343253662","https://openalex.org/W1969398023","https://openalex.org/W2323643941"],"abstract_inverted_index":{"An":[0],"improved":[1,30],"analytical":[2],"energy":[3,27],"operator":[4,28],"(IAEO)":[5],"and":[6,40,48,77,81,84,120,125,145],"novel":[7,62,96,126],"three-spectral":[8,63,97,127],"line":[9,64,98,128],"interpolation":[10,65,99,129],"discrete":[11,66],"Fourier":[12,67],"method":[13,131],"is":[14,29,71,107],"proposed":[15,116],"in":[16],"this":[17],"article":[18],"to":[19,35,54],"estimate":[20],"voltage":[21,44,89,103,136],"flicker":[22,45,90,104,137],"parameter.":[23],"First,":[24],"the":[25,38,50,56,82,95,102,110,115,123],"analytic":[26],"based":[31,93,113],"on":[32,94,109,114],"Taylor":[33],"series":[34,142],"better":[36],"extract":[37],"amplitude":[39,83],"frequency":[41,85],"features":[42],"of":[43,88,122,135,143],"envelope":[46,51],"signal,":[47],"simplify":[49],"extraction":[52],"formula":[53],"avoid":[55],"square":[57],"root":[58],"operation.":[59],"Then,":[60],"a":[61,141],"transform":[68],"(DFT)":[69],"algorithm":[70],"constructed":[72],"by":[73,140],"using":[74],"Kaiser":[75],"window":[76],"Blackman-Harris":[78],"mutual":[79],"convolution,":[80],"correction":[86],"formulas":[87],"are":[91,138],"derived":[92],"DFT.":[100],"Finally,":[101],"parameter":[105,133],"estimation":[106,134],"realized":[108],"virtual":[111],"instrument":[112],"method.":[117],"The":[118],"applicability":[119],"accuracy":[121],"IAEO":[124],"DFT":[130],"for":[132],"verified":[139],"simulations":[144],"experiments.":[146]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
