{"id":"https://openalex.org/W3161524645","doi":"https://doi.org/10.3390/sym13050864","title":"Correlation between Dielectric Loss and Partial Discharge of Oil-Pressboard Insulation","display_name":"Correlation between Dielectric Loss and Partial Discharge of Oil-Pressboard Insulation","publication_year":2021,"publication_date":"2021-05-12","ids":{"openalex":"https://openalex.org/W3161524645","doi":"https://doi.org/10.3390/sym13050864","mag":"3161524645"},"language":"en","primary_location":{"id":"doi:10.3390/sym13050864","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym13050864","pdf_url":"https://www.mdpi.com/2073-8994/13/5/864/pdf?version=1620977917","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2073-8994/13/5/864/pdf?version=1620977917","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100614662","display_name":"Yan Li","orcid":"https://orcid.org/0000-0002-4616-5172"},"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":"Yan Li","raw_affiliation_strings":["School of Electrical and Electronic Engineering, North China Electric Power University, Baoding 071003, China"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, North China Electric Power University, Baoding 071003, China","institution_ids":["https://openalex.org/I153473198"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100400706","display_name":"Min Li","orcid":"https://orcid.org/0000-0001-7958-6670"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Min Li","raw_affiliation_strings":["State Grid Baoding Electric Power Company Limited, Baoding 071000, China"],"affiliations":[{"raw_affiliation_string":"State Grid Baoding Electric Power Company Limited, Baoding 071000, China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069966577","display_name":"Jun Xie","orcid":"https://orcid.org/0000-0001-6657-0880"},"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":true,"raw_author_name":"Jun Xie","raw_affiliation_strings":["School of Electrical and Electronic Engineering, North China Electric Power University, Baoding 071003, China"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, North China Electric Power University, Baoding 071003, China","institution_ids":["https://openalex.org/I153473198"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5069966577"],"corresponding_institution_ids":["https://openalex.org/I153473198"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2165},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2165},"fwci":0.1577,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.38555359,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"13","issue":"5","first_page":"864","last_page":"864"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10511","display_name":"High voltage insulation and dielectric phenomena","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10511","display_name":"High voltage insulation and dielectric phenomena","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11343","display_name":"Power Transformer Diagnostics and Insulation","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/T10787","display_name":"Lightning and Electromagnetic Phenomena","score":0.9796000123023987,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/pressboard","display_name":"Pressboard","score":0.9590100646018982},{"id":"https://openalex.org/keywords/partial-discharge","display_name":"Partial discharge","score":0.7528177499771118},{"id":"https://openalex.org/keywords/dielectric","display_name":"Dielectric","score":0.6920963525772095},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.622732937335968},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.5695344805717468},{"id":"https://openalex.org/keywords/dielectric-loss","display_name":"Dielectric loss","score":0.5592159628868103},{"id":"https://openalex.org/keywords/composite-material","display_name":"Composite material","score":0.5278266072273254},{"id":"https://openalex.org/keywords/transformer-oil","display_name":"Transformer oil","score":0.42051780223846436},{"id":"https://openalex.org/keywords/asymmetry","display_name":"Asymmetry","score":0.41670069098472595},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.30569329857826233},{"id":"https://openalex.org/keywords/transformer","display_name":"Transformer","score":0.2498215138912201},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.11180156469345093},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09925514459609985},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.08561298251152039}],"concepts":[{"id":"https://openalex.org/C2779345362","wikidata":"https://www.wikidata.org/wiki/Q2108973","display_name":"Pressboard","level":4,"score":0.9590100646018982},{"id":"https://openalex.org/C130143024","wikidata":"https://www.wikidata.org/wiki/Q1929972","display_name":"Partial discharge","level":3,"score":0.7528177499771118},{"id":"https://openalex.org/C133386390","wikidata":"https://www.wikidata.org/wiki/Q184996","display_name":"Dielectric","level":2,"score":0.6920963525772095},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.622732937335968},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.5695344805717468},{"id":"https://openalex.org/C91066073","wikidata":"https://www.wikidata.org/wiki/Q1417868","display_name":"Dielectric loss","level":3,"score":0.5592159628868103},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.5278266072273254},{"id":"https://openalex.org/C181335627","wikidata":"https://www.wikidata.org/wiki/Q901418","display_name":"Transformer oil","level":4,"score":0.42051780223846436},{"id":"https://openalex.org/C38976095","wikidata":"https://www.wikidata.org/wiki/Q752641","display_name":"Asymmetry","level":2,"score":0.41670069098472595},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.30569329857826233},{"id":"https://openalex.org/C66322947","wikidata":"https://www.wikidata.org/wiki/Q11658","display_name":"Transformer","level":3,"score":0.2498215138912201},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.11180156469345093},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09925514459609985},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.08561298251152039},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/sym13050864","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym13050864","pdf_url":"https://www.mdpi.com/2073-8994/13/5/864/pdf?version=1620977917","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:85921a1a907141f5b0f4de422d07e189","is_oa":true,"landing_page_url":"https://doaj.org/article/85921a1a907141f5b0f4de422d07e189","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Symmetry, Vol 13, Iss 5, p 864 (2021)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2073-8994/13/5/864/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/sym13050864","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"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":"Symmetry","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/sym13050864","is_oa":true,"landing_page_url":"https://doi.org/10.3390/sym13050864","pdf_url":"https://www.mdpi.com/2073-8994/13/5/864/pdf?version=1620977917","source":{"id":"https://openalex.org/S190787756","display_name":"Symmetry","issn_l":"2073-8994","issn":["2073-8994"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Symmetry","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/6","display_name":"Clean water and sanitation","score":0.6800000071525574}],"awards":[{"id":"https://openalex.org/G3268868617","display_name":null,"funder_award_id":"2018MS081","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3161524645.pdf","grobid_xml":"https://content.openalex.org/works/W3161524645.grobid-xml"},"referenced_works_count":25,"referenced_works":["https://openalex.org/W1822730555","https://openalex.org/W1996152359","https://openalex.org/W2047762225","https://openalex.org/W2054775786","https://openalex.org/W2113848558","https://openalex.org/W2114530239","https://openalex.org/W2116360170","https://openalex.org/W2118294308","https://openalex.org/W2120196227","https://openalex.org/W2122186815","https://openalex.org/W2145547753","https://openalex.org/W2152314112","https://openalex.org/W2386814628","https://openalex.org/W2570042284","https://openalex.org/W2736304056","https://openalex.org/W2790971386","https://openalex.org/W2890385941","https://openalex.org/W2923724357","https://openalex.org/W2966067993","https://openalex.org/W3047535991","https://openalex.org/W3092437313","https://openalex.org/W3117488267","https://openalex.org/W3140117736","https://openalex.org/W3156531122","https://openalex.org/W6787938610"],"related_works":["https://openalex.org/W3133140065","https://openalex.org/W2754780826","https://openalex.org/W2351301126","https://openalex.org/W4390440467","https://openalex.org/W2380137873","https://openalex.org/W3013318764","https://openalex.org/W4313239142","https://openalex.org/W2734957950","https://openalex.org/W1989037005","https://openalex.org/W1593849372"],"abstract_inverted_index":{"Dielectric":[0],"loss":[1,53,124,142],"tan\u03b4":[2,54,85],"and":[3,30,55,68,113,132,143,152],"partial":[4],"discharge":[5],"(PD)":[6],"are":[7,103,117],"important":[8],"indicators":[9],"for":[10,25,37,57,149,158],"status":[11,160],"assessment":[12],"of":[13,66,73,84],"oil-pressboard":[14,58,150],"insulation.":[15],"The":[16,81],"correlation":[17,121,137],"characteristics":[18],"between":[19,122,140],"these":[20],"two":[21],"parameters":[22,116],"has":[23],"significance":[24],"understanding":[26],"the":[27,34,42,51,61,109,120],"material\u2019s":[28],"degradation":[29,147],"helps":[31,153],"to":[32,49,105,129,154],"eliminate":[33,155],"information":[35,156],"asymmetry":[36,157],"diagnostics.":[38,161],"In":[39],"this":[40],"paper,":[41],"symmetric":[43,107],"experimental":[44],"platform":[45],"is":[46,88,134,138],"set":[47],"up":[48],"measure":[50],"dielectric":[52,123,141],"PD":[56,133],"insulation":[59,151],"following":[60],"designed":[62],"testing":[63],"procedure":[64],"consisted":[65],"raised":[67,127],"rested":[69,130],"voltages.":[70],"Three":[71],"sets":[72],"samples":[74],"with":[75,86],"different":[76],"water":[77],"content":[78],"were":[79],"tested.":[80],"variation":[82],"mechanism":[83],"voltage":[87,111,128,131],"explained":[89],"by":[90],"proposed":[91],"equivalent":[92],"circuit,":[93],"which":[94,145],"introduced":[95],"an":[96],"asymmetric":[97],"component":[98],"representing":[99],"defect":[100],"part.":[101],"PDs":[102],"found":[104],"be":[106],"in":[108],"sinusoidal":[110],"cycles":[112],"their":[114],"statistical":[115],"calculated.":[118],"Besides,":[119],"difference":[125],"from":[126],"researched.":[135],"Strong":[136],"observed":[139],"PD,":[144],"offers":[146],"insight":[148],"material":[159]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2025-11-07T23:20:04.922697","created_date":"2025-10-10T00:00:00"}
