{"id":"https://openalex.org/W4310969403","doi":"https://doi.org/10.1109/iecon49645.2022.9968743","title":"High-efficiency Diagnosis of DC-link Capacitors in Grid-connected PV System with Parallel DC Modules","display_name":"High-efficiency Diagnosis of DC-link Capacitors in Grid-connected PV System with Parallel DC Modules","publication_year":2022,"publication_date":"2022-10-17","ids":{"openalex":"https://openalex.org/W4310969403","doi":"https://doi.org/10.1109/iecon49645.2022.9968743"},"language":"en","primary_location":{"id":"doi:10.1109/iecon49645.2022.9968743","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iecon49645.2022.9968743","pdf_url":null,"source":{"id":"https://openalex.org/S4363607717","display_name":"IECON 2022 \u2013 48th Annual Conference of the IEEE Industrial Electronics Society","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IECON 2022 \u2013 48th Annual Conference of the IEEE Industrial Electronics Society","raw_type":"proceedings-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/A5054091882","display_name":"Geye Lu","orcid":"https://orcid.org/0000-0002-5659-1116"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Geye Lu","raw_affiliation_strings":["Tsinghua University,Department of Electrical Engineering,Beijing,China"],"affiliations":[{"raw_affiliation_string":"Tsinghua University,Department of Electrical Engineering,Beijing,China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069733071","display_name":"Dayong Zheng","orcid":"https://orcid.org/0000-0003-3860-5497"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dayong Zheng","raw_affiliation_strings":["Tsinghua University,Department of Electrical Engineering,Beijing,China"],"affiliations":[{"raw_affiliation_string":"Tsinghua University,Department of Electrical Engineering,Beijing,China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031222179","display_name":"Pinjia Zhang","orcid":"https://orcid.org/0000-0002-1288-956X"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Pinjia Zhang","raw_affiliation_strings":["Tsinghua University,Department of Electrical Engineering,Beijing,China"],"affiliations":[{"raw_affiliation_string":"Tsinghua University,Department of Electrical Engineering,Beijing,China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100704274","display_name":"Tao Zheng","orcid":"https://orcid.org/0000-0002-0324-6298"},"institutions":[{"id":"https://openalex.org/I153473198","display_name":"North China Electric Power University","ror":"https://ror.org/04qr5t414","country_code":"CN","type":"education","lineage":["https://openalex.org/I153473198"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tao Zheng","raw_affiliation_strings":["North China Electric Power University,State Key Laboratory of Alternate Electrical Power System with Renewable Energy Source,Beijing,China"],"affiliations":[{"raw_affiliation_string":"North China Electric Power University,State Key Laboratory of Alternate Electrical Power System with Renewable Energy Source,Beijing,China","institution_ids":["https://openalex.org/I153473198"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5054091882"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.2472885,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10468","display_name":"Photovoltaic System Optimization Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10468","display_name":"Photovoltaic System Optimization Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10361","display_name":"Silicon Carbide Semiconductor Technologies","score":0.9998999834060669,"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":0.9991999864578247,"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/photovoltaic-system","display_name":"Photovoltaic system","score":0.6800836324691772},{"id":"https://openalex.org/keywords/capacitor","display_name":"Capacitor","score":0.659370481967926},{"id":"https://openalex.org/keywords/harmonics","display_name":"Harmonics","score":0.6338311433792114},{"id":"https://openalex.org/keywords/duty-cycle","display_name":"Duty cycle","score":0.6329229474067688},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5113115310668945},{"id":"https://openalex.org/keywords/inverter","display_name":"Inverter","score":0.498790979385376},{"id":"https://openalex.org/keywords/reservoir-capacitor","display_name":"Reservoir capacitor","score":0.47733527421951294},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.46803951263427734},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.45816829800605774},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.40735137462615967},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.3515123724937439},{"id":"https://openalex.org/keywords/decoupling-capacitor","display_name":"Decoupling capacitor","score":0.24981868267059326}],"concepts":[{"id":"https://openalex.org/C41291067","wikidata":"https://www.wikidata.org/wiki/Q1897785","display_name":"Photovoltaic system","level":2,"score":0.6800836324691772},{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.659370481967926},{"id":"https://openalex.org/C188414643","wikidata":"https://www.wikidata.org/wiki/Q3001183","display_name":"Harmonics","level":3,"score":0.6338311433792114},{"id":"https://openalex.org/C199822604","wikidata":"https://www.wikidata.org/wiki/Q557120","display_name":"Duty cycle","level":3,"score":0.6329229474067688},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5113115310668945},{"id":"https://openalex.org/C11190779","wikidata":"https://www.wikidata.org/wiki/Q664575","display_name":"Inverter","level":3,"score":0.498790979385376},{"id":"https://openalex.org/C23621802","wikidata":"https://www.wikidata.org/wiki/Q171486","display_name":"Reservoir capacitor","level":5,"score":0.47733527421951294},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.46803951263427734},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.45816829800605774},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.40735137462615967},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3515123724937439},{"id":"https://openalex.org/C35196352","wikidata":"https://www.wikidata.org/wiki/Q1532649","display_name":"Decoupling capacitor","level":4,"score":0.24981868267059326}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iecon49645.2022.9968743","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iecon49645.2022.9968743","pdf_url":null,"source":{"id":"https://openalex.org/S4363607717","display_name":"IECON 2022 \u2013 48th Annual Conference of the IEEE Industrial Electronics Society","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IECON 2022 \u2013 48th Annual Conference of the IEEE Industrial Electronics Society","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.5,"display_name":"Affordable and clean energy"}],"awards":[],"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":12,"referenced_works":["https://openalex.org/W2008158708","https://openalex.org/W2029124225","https://openalex.org/W2069338906","https://openalex.org/W2098601076","https://openalex.org/W2103848984","https://openalex.org/W2136595566","https://openalex.org/W2468493697","https://openalex.org/W2591024612","https://openalex.org/W2897289100","https://openalex.org/W2900894741","https://openalex.org/W2911347525","https://openalex.org/W4205153331"],"related_works":["https://openalex.org/W2357924899","https://openalex.org/W4200598596","https://openalex.org/W4292070332","https://openalex.org/W2539780577","https://openalex.org/W2892076289","https://openalex.org/W2951621054","https://openalex.org/W2939139470","https://openalex.org/W3207848165","https://openalex.org/W2378434439","https://openalex.org/W4387717430"],"abstract_inverted_index":{"The":[0,77,98,139],"grid-connected":[1],"photovoltaic":[2],"(PV)":[3],"power":[4],"generation":[5],"system":[6],"which":[7,29],"has":[8],"multiple":[9],"parallel":[10,103],"DC":[11,179],"modules":[12],"is":[13,25,30,71,124,143,168,181],"popularly":[14],"applied":[15],"in":[16,44,80,101,184],"industry.":[17],"In":[18,61],"each":[19,102],"DC-DC":[20],"converter,":[21],"the":[22,26,50,56,81,85,90,111,115,118,129,154,158,164,175,185],"DC-link":[23,69,99,120],"capacitor":[24,42,100,121],"weak":[27],"component":[28],"subject":[31],"to":[32],"electrical":[33],"property":[34],"degradation.":[35],"Most":[36],"existing":[37],"methods":[38],"hardly":[39],"achieve":[40],"on-line":[41],"diagnosis":[43,66,122],"economy":[45],"and":[46,55,89,128,134,148,172],"efficiency":[47],"manners,":[48],"considering":[49],"cost":[51],"of":[52,58,117,131,178],"measurement":[53],"units":[54],"effect":[57],"PV":[59],"cables.":[60],"this":[62],"paper,":[63],"a":[64,94],"high-efficiency":[65],"method":[67,123],"for":[68],"capacitors":[70],"proposed":[72,86,119,140,165],"using":[73],"two":[74],"readily-available":[75],"currents.":[76],"novelty":[78],"lies":[79],"linear":[82],"relationship":[83],"between":[84],"current":[87,141,149,166],"gain":[88,142,167],"degradation":[91],"degree":[92],"at":[93],"certain":[95],"characteristic":[96],"frequency.":[97],"branch":[104],"can":[105],"be":[106],"diagnosed":[107],"separately.":[108],"Based":[109],"on":[110,170],"built":[112],"simulation":[113],"model,":[114],"performance":[116],"clarified":[125],"with":[126],"effectiveness":[127],"effects":[130],"inherent":[132],"harmonics":[133],"control":[135,161],"strategies":[136],"are":[137],"investigated.":[138],"not":[144],"affected":[145],"by":[146],"voltage":[147],"harmonics,":[150],"as":[151,153],"well":[152],"varying":[155],"load":[156],"under":[157],"specified":[159],"inverter":[160],"strategy.":[162],"However,":[163],"dependent":[169],"temperature":[171],"irradiance":[173],"since":[174],"duty":[176],"cycle":[177],"module":[180],"dynamically":[182],"adjusted":[183],"operation.":[186]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}