{"id":"https://openalex.org/W4214634153","doi":"https://doi.org/10.1109/isgtasia49270.2021.9715698","title":"Study on Down-sizing Inverter Transformers in Solar Farms","display_name":"Study on Down-sizing Inverter Transformers in Solar Farms","publication_year":2021,"publication_date":"2021-12-05","ids":{"openalex":"https://openalex.org/W4214634153","doi":"https://doi.org/10.1109/isgtasia49270.2021.9715698"},"language":"en","primary_location":{"id":"doi:10.1109/isgtasia49270.2021.9715698","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isgtasia49270.2021.9715698","pdf_url":null,"source":{"id":"https://openalex.org/S4363605822","display_name":"2021 IEEE PES Innovative Smart Grid Technologies - Asia (ISGT Asia)","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":"2021 IEEE PES Innovative Smart Grid Technologies - Asia (ISGT Asia)","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/A5035563486","display_name":"Zhong Xin","orcid":"https://orcid.org/0000-0002-5501-2397"},"institutions":[{"id":"https://openalex.org/I1282108480","display_name":"Powerlink Queensland (Australia)","ror":"https://ror.org/04sg12k28","country_code":"AU","type":"company","lineage":["https://openalex.org/I1282108480"]},{"id":"https://openalex.org/I165143802","display_name":"University of Queensland","ror":"https://ror.org/00rqy9422","country_code":"AU","type":"education","lineage":["https://openalex.org/I165143802"]}],"countries":["AU"],"is_corresponding":true,"raw_author_name":"Xin Zhong","raw_affiliation_strings":["Power and Research Group University of Queensland,Brisbane,Australia","Power and Research Group University of Queensland, Brisbane, Australia"],"affiliations":[{"raw_affiliation_string":"Power and Research Group University of Queensland,Brisbane,Australia","institution_ids":["https://openalex.org/I1282108480"]},{"raw_affiliation_string":"Power and Research Group University of Queensland, Brisbane, Australia","institution_ids":["https://openalex.org/I165143802"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5035563486"],"corresponding_institution_ids":["https://openalex.org/I1282108480","https://openalex.org/I165143802"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.31476983,"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":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11343","display_name":"Power Transformer Diagnostics and Insulation","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/T11343","display_name":"Power Transformer Diagnostics and Insulation","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/T10468","display_name":"Photovoltaic System Optimization Techniques","score":0.9934999942779541,"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/T11222","display_name":"Magnetic Properties and Applications","score":0.9836000204086304,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/inverter","display_name":"Inverter","score":0.8427839279174805},{"id":"https://openalex.org/keywords/sizing","display_name":"Sizing","score":0.7889584302902222},{"id":"https://openalex.org/keywords/transformer","display_name":"Transformer","score":0.7302870750427246},{"id":"https://openalex.org/keywords/photovoltaic-system","display_name":"Photovoltaic system","score":0.6117544174194336},{"id":"https://openalex.org/keywords/limiting","display_name":"Limiting","score":0.5449494123458862},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.4402422308921814},{"id":"https://openalex.org/keywords/automotive-engineering","display_name":"Automotive engineering","score":0.43532097339630127},{"id":"https://openalex.org/keywords/grid-tie-inverter","display_name":"Grid-tie inverter","score":0.4295039176940918},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.3721711337566376},{"id":"https://openalex.org/keywords/reliability-engineering","display_name":"Reliability engineering","score":0.33321520686149597},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.33268144726753235},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.33040475845336914},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.22635012865066528},{"id":"https://openalex.org/keywords/maximum-power-point-tracking","display_name":"Maximum power point tracking","score":0.164973646402359},{"id":"https://openalex.org/keywords/mechanical-engineering","display_name":"Mechanical engineering","score":0.11048176884651184},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.07110893726348877}],"concepts":[{"id":"https://openalex.org/C11190779","wikidata":"https://www.wikidata.org/wiki/Q664575","display_name":"Inverter","level":3,"score":0.8427839279174805},{"id":"https://openalex.org/C2777767291","wikidata":"https://www.wikidata.org/wiki/Q1080291","display_name":"Sizing","level":2,"score":0.7889584302902222},{"id":"https://openalex.org/C66322947","wikidata":"https://www.wikidata.org/wiki/Q11658","display_name":"Transformer","level":3,"score":0.7302870750427246},{"id":"https://openalex.org/C41291067","wikidata":"https://www.wikidata.org/wiki/Q1897785","display_name":"Photovoltaic system","level":2,"score":0.6117544174194336},{"id":"https://openalex.org/C188198153","wikidata":"https://www.wikidata.org/wiki/Q1613840","display_name":"Limiting","level":2,"score":0.5449494123458862},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.4402422308921814},{"id":"https://openalex.org/C171146098","wikidata":"https://www.wikidata.org/wiki/Q124192","display_name":"Automotive engineering","level":1,"score":0.43532097339630127},{"id":"https://openalex.org/C35398282","wikidata":"https://www.wikidata.org/wiki/Q9291636","display_name":"Grid-tie inverter","level":5,"score":0.4295039176940918},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3721711337566376},{"id":"https://openalex.org/C200601418","wikidata":"https://www.wikidata.org/wiki/Q2193887","display_name":"Reliability engineering","level":1,"score":0.33321520686149597},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.33268144726753235},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.33040475845336914},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.22635012865066528},{"id":"https://openalex.org/C36139824","wikidata":"https://www.wikidata.org/wiki/Q1052007","display_name":"Maximum power point tracking","level":4,"score":0.164973646402359},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.11048176884651184},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.07110893726348877},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isgtasia49270.2021.9715698","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isgtasia49270.2021.9715698","pdf_url":null,"source":{"id":"https://openalex.org/S4363605822","display_name":"2021 IEEE PES Innovative Smart Grid Technologies - Asia (ISGT Asia)","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":"2021 IEEE PES Innovative Smart Grid Technologies - Asia (ISGT Asia)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320965","display_name":"University of New South Wales","ror":"https://ror.org/03r8z3t63"},{"id":"https://openalex.org/F4320320984","display_name":"University of Queensland","ror":"https://ror.org/00rqy9422"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W1980641210","https://openalex.org/W2399228658","https://openalex.org/W2785562869","https://openalex.org/W3118870345","https://openalex.org/W4221098303","https://openalex.org/W4247609177"],"related_works":["https://openalex.org/W1517606667","https://openalex.org/W2372850761","https://openalex.org/W2042870028","https://openalex.org/W2282463195","https://openalex.org/W2122089663","https://openalex.org/W3026492974","https://openalex.org/W2362002439","https://openalex.org/W2122641257","https://openalex.org/W4389400111","https://openalex.org/W1540071061"],"abstract_inverted_index":{"The":[0,85],"unique":[1],"operation":[2],"mode":[3],"of":[4,37,51,55,107,114,133,136,141],"inverter":[5,39,57,100,138,143],"transformers,":[6],"typically":[7],"characterized":[8],"with":[9],"no":[10],"load":[11,16],"during":[12,17],"night":[13],"and":[14,27,49,72],"non-heavy":[15],"daytime,":[18],"in":[19,41,117],"solar":[20,83],"farms":[21],"lead":[22],"to":[23,33,61,126,139],"considerably":[24],"low":[25],"usage":[26],"insignificant":[28],"ageing.":[29],"This":[30],"motivates":[31],"us":[32],"investigate":[34],"the":[35,56,93,115,118,128,134,137,142],"possibility":[36],"down-sizing":[38],"transformers":[40,58,101],"this":[42],"paper.":[43],"Based":[44],"on":[45,78],"relevant":[46],"standards,":[47],"thermal":[48,109],"loss":[50],"life":[52],"(LOL)":[53],"limits":[54],"are":[59,75,102,122],"defined":[60,76],"ensure":[62],"safe":[63],"overloading":[64],"operation.":[65],"Also,":[66],"three":[67,108],"loading":[68],"cases:":[69],"worst,":[70],"ideal":[71],"measured":[73],"cases":[74],"based":[77],"one-year":[79],"data":[80],"from":[81],"a":[82],"farm.":[84],"results":[86],"show":[87],"that":[88,112,140],"hot-spot":[89],"temperature":[90],"(HST)":[91],"is":[92],"limiting":[94],"factor":[95],"rather":[96],"than":[97],"LOL":[98],"when":[99],"overloading.":[103],"Further":[104],"comparative":[105],"study":[106],"models":[110],"confirms":[111],"irrespective":[113],"differences":[116],"estimated":[119],"HST,":[120],"there":[121],"still":[123],"considerable":[124],"margins":[125],"increase":[127],"ratio":[129,132],"factor,":[130],"i.e.,":[131],"rating":[135],"transformer.":[144]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
