{"id":"https://openalex.org/W4415398052","doi":"https://doi.org/10.1109/spml66318.2025.11199814","title":"Design and Optimization of a Segmented Coaxial Nested Magnetic Coupling Structure for Downhole Wireless Power Transfer","display_name":"Design and Optimization of a Segmented Coaxial Nested Magnetic Coupling Structure for Downhole Wireless Power Transfer","publication_year":2025,"publication_date":"2025-07-15","ids":{"openalex":"https://openalex.org/W4415398052","doi":"https://doi.org/10.1109/spml66318.2025.11199814"},"language":null,"primary_location":{"id":"doi:10.1109/spml66318.2025.11199814","is_oa":false,"landing_page_url":"https://doi.org/10.1109/spml66318.2025.11199814","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE 8th International Conference on Signal Processing and Machine Learning (SPML)","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/A5091431338","display_name":"Yandong Li","orcid":"https://orcid.org/0009-0009-2907-3645"},"institutions":[{"id":"https://openalex.org/I2722730","display_name":"Inner Mongolia University","ror":"https://ror.org/0106qb496","country_code":"CN","type":"education","lineage":["https://openalex.org/I2722730"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yandong Li","raw_affiliation_strings":["Inner Mongolia University,School of Electronic Information Engineering,Hohhot,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Inner Mongolia University,School of Electronic Information Engineering,Hohhot,China","institution_ids":["https://openalex.org/I2722730"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013402276","display_name":"Weiqiang Fan","orcid":"https://orcid.org/0000-0002-4799-5223"},"institutions":[{"id":"https://openalex.org/I2722730","display_name":"Inner Mongolia University","ror":"https://ror.org/0106qb496","country_code":"CN","type":"education","lineage":["https://openalex.org/I2722730"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weiqiang Fan","raw_affiliation_strings":["Inner Mongolia University,School of Electronic Information Engineering,Hohhot,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Inner Mongolia University,School of Electronic Information Engineering,Hohhot,China","institution_ids":["https://openalex.org/I2722730"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5093075862","display_name":"Ying Zhan","orcid":"https://orcid.org/0009-0000-0586-3006"},"institutions":[{"id":"https://openalex.org/I2722730","display_name":"Inner Mongolia University","ror":"https://ror.org/0106qb496","country_code":"CN","type":"education","lineage":["https://openalex.org/I2722730"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ying Zhan","raw_affiliation_strings":["Inner Mongolia University,School of Electronic Information Engineering,Hohhot,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Inner Mongolia University,School of Electronic Information Engineering,Hohhot,China","institution_ids":["https://openalex.org/I2722730"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100358314","display_name":"Xiaofei Li","orcid":"https://orcid.org/0000-0003-1407-0539"},"institutions":[{"id":"https://openalex.org/I158842170","display_name":"Chongqing University","ror":"https://ror.org/023rhb549","country_code":"CN","type":"education","lineage":["https://openalex.org/I158842170"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaofei Li","raw_affiliation_strings":["Chongqing University,School of Automation,Chongqing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chongqing University,School of Automation,Chongqing,China","institution_ids":["https://openalex.org/I158842170"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107974491","display_name":"Lingling Xu","orcid":"https://orcid.org/0009-0004-3632-5517"},"institutions":[{"id":"https://openalex.org/I4210121984","display_name":"Shengli Oilfield Central Hospital","ror":"https://ror.org/035wt7p80","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210121984"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lingling Xu","raw_affiliation_strings":["Engineering Research Institute, Shengli Oilfield Petroleum,Dongying,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Engineering Research Institute, Shengli Oilfield Petroleum,Dongying,China","institution_ids":["https://openalex.org/I4210121984"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5052301284","display_name":"Wu Jie","orcid":"https://orcid.org/0000-0002-4624-1251"},"institutions":[{"id":"https://openalex.org/I2722730","display_name":"Inner Mongolia University","ror":"https://ror.org/0106qb496","country_code":"CN","type":"education","lineage":["https://openalex.org/I2722730"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jie Wu","raw_affiliation_strings":["Inner Mongolia University,School of Electronic Information Engineering,Hohhot,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Inner Mongolia University,School of Electronic Information Engineering,Hohhot,China","institution_ids":["https://openalex.org/I2722730"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.25747871,"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":"8"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11249","display_name":"Wireless Power Transfer Systems","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"}},"topics":[{"id":"https://openalex.org/T11249","display_name":"Wireless Power Transfer Systems","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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9922000169754028,"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/T10986","display_name":"RFID technology advancements","score":0.9588000178337097,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/wireless-power-transfer","display_name":"Wireless power transfer","score":0.6703000068664551},{"id":"https://openalex.org/keywords/inductance","display_name":"Inductance","score":0.593999981880188},{"id":"https://openalex.org/keywords/coaxial","display_name":"Coaxial","score":0.5928999781608582},{"id":"https://openalex.org/keywords/electromagnetic-coil","display_name":"Electromagnetic coil","score":0.5800999999046326},{"id":"https://openalex.org/keywords/coupling","display_name":"Coupling (piping)","score":0.5343999862670898},{"id":"https://openalex.org/keywords/inductive-coupling","display_name":"Inductive coupling","score":0.5311999917030334},{"id":"https://openalex.org/keywords/finite-element-method","display_name":"Finite element method","score":0.4844000041484833},{"id":"https://openalex.org/keywords/power-transmission","display_name":"Power transmission","score":0.47540000081062317},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.46709999442100525},{"id":"https://openalex.org/keywords/magnetic-field","display_name":"Magnetic field","score":0.460999995470047}],"concepts":[{"id":"https://openalex.org/C2779423816","wikidata":"https://www.wikidata.org/wiki/Q6856398","display_name":"Wireless power transfer","level":3,"score":0.6703000068664551},{"id":"https://openalex.org/C29210110","wikidata":"https://www.wikidata.org/wiki/Q177897","display_name":"Inductance","level":3,"score":0.593999981880188},{"id":"https://openalex.org/C51221625","wikidata":"https://www.wikidata.org/wiki/Q1751466","display_name":"Coaxial","level":2,"score":0.5928999781608582},{"id":"https://openalex.org/C30403606","wikidata":"https://www.wikidata.org/wiki/Q2981904","display_name":"Electromagnetic coil","level":2,"score":0.5800999999046326},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.5343999862670898},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.5327000021934509},{"id":"https://openalex.org/C177872590","wikidata":"https://www.wikidata.org/wiki/Q1498289","display_name":"Inductive coupling","level":2,"score":0.5311999917030334},{"id":"https://openalex.org/C135628077","wikidata":"https://www.wikidata.org/wiki/Q220184","display_name":"Finite element method","level":2,"score":0.4844000041484833},{"id":"https://openalex.org/C92018576","wikidata":"https://www.wikidata.org/wiki/Q3242194","display_name":"Power transmission","level":3,"score":0.47540000081062317},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.46709999442100525},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.460999995470047},{"id":"https://openalex.org/C67186554","wikidata":"https://www.wikidata.org/wiki/Q17103352","display_name":"Maximum power transfer theorem","level":3,"score":0.4512999951839447},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.43959999084472656},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.4011000096797943},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.3903000056743622},{"id":"https://openalex.org/C23832930","wikidata":"https://www.wikidata.org/wiki/Q1088161","display_name":"Magnetic core","level":3,"score":0.362199991941452},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.3589000105857849},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.35010001063346863},{"id":"https://openalex.org/C91845479","wikidata":"https://www.wikidata.org/wiki/Q4118065","display_name":"Resonant inductive coupling","level":3,"score":0.33070001006126404},{"id":"https://openalex.org/C20892748","wikidata":"https://www.wikidata.org/wiki/Q4390394","display_name":"Magnetic flux leakage","level":3,"score":0.32420000433921814},{"id":"https://openalex.org/C557945733","wikidata":"https://www.wikidata.org/wiki/Q389772","display_name":"Data transmission","level":2,"score":0.3109999895095825},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.3075999915599823},{"id":"https://openalex.org/C190024692","wikidata":"https://www.wikidata.org/wiki/Q5254252","display_name":"Ferrite core","level":3,"score":0.29589998722076416},{"id":"https://openalex.org/C140311924","wikidata":"https://www.wikidata.org/wiki/Q200928","display_name":"Electric power transmission","level":2,"score":0.2935999929904938},{"id":"https://openalex.org/C15001198","wikidata":"https://www.wikidata.org/wiki/Q3241394","display_name":"Toroid","level":3,"score":0.2919999957084656},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.28870001435279846},{"id":"https://openalex.org/C95390329","wikidata":"https://www.wikidata.org/wiki/Q665093","display_name":"Magnetostatics","level":3,"score":0.28110000491142273},{"id":"https://openalex.org/C2780023022","wikidata":"https://www.wikidata.org/wiki/Q1338171","display_name":"Compensation (psychology)","level":2,"score":0.27469998598098755},{"id":"https://openalex.org/C16389437","wikidata":"https://www.wikidata.org/wiki/Q11421","display_name":"Magnet","level":2,"score":0.2694999873638153},{"id":"https://openalex.org/C144534570","wikidata":"https://www.wikidata.org/wiki/Q5325","display_name":"Inductor","level":3,"score":0.267300009727478},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2669999897480011},{"id":"https://openalex.org/C24214142","wikidata":"https://www.wikidata.org/wiki/Q118801","display_name":"Magnetic circuit","level":3,"score":0.266400009393692},{"id":"https://openalex.org/C24590314","wikidata":"https://www.wikidata.org/wiki/Q336038","display_name":"Wireless sensor network","level":2,"score":0.26579999923706055},{"id":"https://openalex.org/C91397564","wikidata":"https://www.wikidata.org/wiki/Q15059729","display_name":"Coupling coefficient of resonators","level":3,"score":0.26350000500679016},{"id":"https://openalex.org/C202374169","wikidata":"https://www.wikidata.org/wiki/Q124291","display_name":"Electrical conductor","level":2,"score":0.25060001015663147}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/spml66318.2025.11199814","is_oa":false,"landing_page_url":"https://doi.org/10.1109/spml66318.2025.11199814","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE 8th International Conference on Signal Processing and Machine Learning (SPML)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1514791845","display_name":null,"funder_award_id":"52364017","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":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"In":[0],"response":[1],"to":[2],"reliability":[3],"issues":[4],"such":[5],"as":[6],"mechanical":[7],"abrasion,":[8],"seal":[9],"failures,":[10],"and":[11,48,65,108,142,150,158],"operational":[12],"complexity":[13],"associated":[14],"with":[15,56],"traditional":[16],"downhole":[17,74,168],"wired":[18],"power":[19,37,164],"supply":[20,165],"systems.":[21,171],"This":[22],"paper":[23],"proposes":[24],"a":[25,42,51,85],"coaxial":[26],"nested":[27,44],"magnetic":[28,33,54,140],"coupling":[29,35],"structure":[30,83,137],"based":[31],"on":[32],"resonance":[34],"wireless":[36,163],"transfer":[38],"(MRC-WPT).":[39],"By":[40],"implementing":[41],"segmented":[43],"layout":[45],"of":[46,91,102,128],"toroidal":[47],"axial":[49,125],"coils,":[50],"three-dimensional":[52],"directional":[53],"field":[55],"efficient":[57],"energy":[58],"transmission":[59],"is":[60],"established.":[61],"The":[62,135],"coil":[63],"geometry":[64],"resonant":[66],"compensation":[67],"network":[68],"are":[69],"optimized":[70],"specifically":[71],"for":[72,105,161],"harsh":[73],"conditions.":[75],"Finite":[76],"element":[77],"analysis":[78],"(FEA)":[79],"demonstrates":[80],"that":[81],"the":[82],"achieves":[84],"mutual":[86,115],"inductance":[87,116],"fluctuation":[88,99],"ratio":[89],"(MFR)":[90],"<tex":[92,118],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[93,119,130],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$\\text{9":[94],"0.":[95],"1":[96],"\\%}$</tex>,":[97],"self-inductance":[98],"ratios":[100],"(SFR)":[101],"99.6":[103],"%":[104],"both":[106,148],"primary":[107],"secondary":[109],"coils.":[110],"And":[111],"it":[112],"maintains":[113],"stable":[114],"within":[117],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$30-32":[120],"\\mu":[121],"\\mathrm{H}$</tex>":[122],"across":[123],"an":[124],"misalignment":[126],"range":[127],"[<tex":[129],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$-150":[131],"~\\text{mm}$</tex>,":[132],"150":[133],"mm.":[134],"proposed":[136],"effectively":[138],"reduces":[139],"leakage":[141],"core":[143],"material":[144],"usage,":[145],"significantly":[146],"enhancing":[147],"static":[149],"dynamic":[151],"system":[152],"performance.":[153],"It":[154],"provides":[155],"theoretical":[156],"support":[157],"technical":[159],"guidance":[160],"reliable":[162],"in":[166],"intelligent":[167],"zonal":[169],"production":[170]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-22T00:00:00"}