{"id":"https://openalex.org/W4283581785","doi":"https://doi.org/10.3390/s22134781","title":"Non-Invasive Acoustic Monitoring of Gas Turbine Units by Fiber Optic Sensors","display_name":"Non-Invasive Acoustic Monitoring of Gas Turbine Units by Fiber Optic Sensors","publication_year":2022,"publication_date":"2022-06-24","ids":{"openalex":"https://openalex.org/W4283581785","doi":"https://doi.org/10.3390/s22134781","pmid":"https://pubmed.ncbi.nlm.nih.gov/35808278"},"language":"en","primary_location":{"id":"doi:10.3390/s22134781","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22134781","pdf_url":"https://www.mdpi.com/1424-8220/22/13/4781/pdf?version=1656067860","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"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":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/22/13/4781/pdf?version=1656067860","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5080781738","display_name":"Konstantin V. Stepanov","orcid":"https://orcid.org/0000-0002-4805-197X"},"institutions":[{"id":"https://openalex.org/I177537411","display_name":"Bauman Moscow State Technical University","ror":"https://ror.org/00pb8h375","country_code":"RU","type":"education","lineage":["https://openalex.org/I177537411"]}],"countries":["RU"],"is_corresponding":true,"raw_author_name":"Konstantin V. Stepanov","raw_affiliation_strings":["Bauman Moscow State Technical University, 2-nd Baumanskaya 5-1, 105005 Moscow, Russia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bauman Moscow State Technical University, 2-nd Baumanskaya 5-1, 105005 Moscow, Russia","institution_ids":["https://openalex.org/I177537411"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035520232","display_name":"A. A. Zhirnov","orcid":"https://orcid.org/0000-0001-6772-1572"},"institutions":[{"id":"https://openalex.org/I177537411","display_name":"Bauman Moscow State Technical University","ror":"https://ror.org/00pb8h375","country_code":"RU","type":"education","lineage":["https://openalex.org/I177537411"]},{"id":"https://openalex.org/I4210152187","display_name":"Institute of Radio-Engineering and Electronics","ror":"https://ror.org/05gbyky62","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I4210096333","https://openalex.org/I4210152187"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"Andrey A. Zhirnov","raw_affiliation_strings":["Bauman Moscow State Technical University, 2-nd Baumanskaya 5-1, 105005 Moscow, Russia","Kotelnikov Institute of Radioengineering and Electronics of RAS, Mokhovaya 11-7, 125009 Moscow, Russia"],"raw_orcid":"https://orcid.org/0000-0001-6772-1572","affiliations":[{"raw_affiliation_string":"Bauman Moscow State Technical University, 2-nd Baumanskaya 5-1, 105005 Moscow, Russia","institution_ids":["https://openalex.org/I177537411"]},{"raw_affiliation_string":"Kotelnikov Institute of Radioengineering and Electronics of RAS, Mokhovaya 11-7, 125009 Moscow, Russia","institution_ids":["https://openalex.org/I4210152187"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081965934","display_name":"Stanislav G. Sazonkin","orcid":"https://orcid.org/0000-0002-2280-3985"},"institutions":[{"id":"https://openalex.org/I177537411","display_name":"Bauman Moscow State Technical University","ror":"https://ror.org/00pb8h375","country_code":"RU","type":"education","lineage":["https://openalex.org/I177537411"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"Stanislav G. Sazonkin","raw_affiliation_strings":["Bauman Moscow State Technical University, 2-nd Baumanskaya 5-1, 105005 Moscow, Russia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bauman Moscow State Technical University, 2-nd Baumanskaya 5-1, 105005 Moscow, Russia","institution_ids":["https://openalex.org/I177537411"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045445187","display_name":"Alexey B. Pnev","orcid":"https://orcid.org/0000-0002-7790-2796"},"institutions":[{"id":"https://openalex.org/I177537411","display_name":"Bauman Moscow State Technical University","ror":"https://ror.org/00pb8h375","country_code":"RU","type":"education","lineage":["https://openalex.org/I177537411"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"Alexey B. Pnev","raw_affiliation_strings":["Bauman Moscow State Technical University, 2-nd Baumanskaya 5-1, 105005 Moscow, Russia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bauman Moscow State Technical University, 2-nd Baumanskaya 5-1, 105005 Moscow, Russia","institution_ids":["https://openalex.org/I177537411"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022940718","display_name":"Alexander N. Bobrov","orcid":null},"institutions":[{"id":"https://openalex.org/I177537411","display_name":"Bauman Moscow State Technical University","ror":"https://ror.org/00pb8h375","country_code":"RU","type":"education","lineage":["https://openalex.org/I177537411"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"Alexander N. Bobrov","raw_affiliation_strings":["Bauman Moscow State Technical University, 2-nd Baumanskaya 5-1, 105005 Moscow, Russia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bauman Moscow State Technical University, 2-nd Baumanskaya 5-1, 105005 Moscow, Russia","institution_ids":["https://openalex.org/I177537411"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109526232","display_name":"Dmitriy A. Yagodnikov","orcid":null},"institutions":[{"id":"https://openalex.org/I177537411","display_name":"Bauman Moscow State Technical University","ror":"https://ror.org/00pb8h375","country_code":"RU","type":"education","lineage":["https://openalex.org/I177537411"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"Dmitriy A. Yagodnikov","raw_affiliation_strings":["Bauman Moscow State Technical University, 2-nd Baumanskaya 5-1, 105005 Moscow, Russia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bauman Moscow State Technical University, 2-nd Baumanskaya 5-1, 105005 Moscow, Russia","institution_ids":["https://openalex.org/I177537411"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5080781738"],"corresponding_institution_ids":["https://openalex.org/I177537411"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":1.6617,"has_fulltext":true,"cited_by_count":21,"citation_normalized_percentile":{"value":0.83317591,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"22","issue":"13","first_page":"4781","last_page":"4781"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T14257","display_name":"Advanced Measurement and Detection Methods","score":0.9900000095367432,"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/T14257","display_name":"Advanced Measurement and Detection Methods","score":0.9900000095367432,"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/T13928","display_name":"Advanced Sensor Technologies Research","score":0.9883999824523926,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T12537","display_name":"Flow Measurement and Analysis","score":0.9860000014305115,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"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/optical-fiber","display_name":"Optical fiber","score":0.5395665764808655},{"id":"https://openalex.org/keywords/fiber-optic-sensor","display_name":"Fiber optic sensor","score":0.5130935907363892},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.49263864755630493},{"id":"https://openalex.org/keywords/acoustic-sensor","display_name":"Acoustic sensor","score":0.45399269461631775},{"id":"https://openalex.org/keywords/gas-turbines","display_name":"Gas turbines","score":0.4422805607318878},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.4286287724971771},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.37143027782440186},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.3557884693145752},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.33856624364852905},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.33807969093322754},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.207004576921463},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.19942718744277954},{"id":"https://openalex.org/keywords/mechanical-engineering","display_name":"Mechanical engineering","score":0.1903989613056183},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.16975760459899902}],"concepts":[{"id":"https://openalex.org/C194232370","wikidata":"https://www.wikidata.org/wiki/Q162","display_name":"Optical fiber","level":2,"score":0.5395665764808655},{"id":"https://openalex.org/C21651689","wikidata":"https://www.wikidata.org/wiki/Q1397427","display_name":"Fiber optic sensor","level":3,"score":0.5130935907363892},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.49263864755630493},{"id":"https://openalex.org/C2986501211","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustic sensor","level":2,"score":0.45399269461631775},{"id":"https://openalex.org/C2987684023","wikidata":"https://www.wikidata.org/wiki/Q193470","display_name":"Gas turbines","level":2,"score":0.4422805607318878},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4286287724971771},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.37143027782440186},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3557884693145752},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.33856624364852905},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.33807969093322754},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.207004576921463},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.19942718744277954},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.1903989613056183},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.16975760459899902}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/s22134781","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22134781","pdf_url":"https://www.mdpi.com/1424-8220/22/13/4781/pdf?version=1656067860","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"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":"Sensors","raw_type":"journal-article"},{"id":"pmid:35808278","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/35808278","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:b05360482e274ef9bc138a8ffb1fab0f","is_oa":true,"landing_page_url":"https://doaj.org/article/b05360482e274ef9bc138a8ffb1fab0f","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 22, Iss 13, p 4781 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/22/13/4781/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s22134781","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":"Sensors; Volume 22; Issue 13; Pages: 4781","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:9269423","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/9269423","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"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":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s22134781","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22134781","pdf_url":"https://www.mdpi.com/1424-8220/22/13/4781/pdf?version=1656067860","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"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":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.8700000047683716,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4283581785.pdf","grobid_xml":"https://content.openalex.org/works/W4283581785.grobid-xml"},"referenced_works_count":43,"referenced_works":["https://openalex.org/W2016139790","https://openalex.org/W2031107771","https://openalex.org/W2069605894","https://openalex.org/W2102280897","https://openalex.org/W2482652005","https://openalex.org/W2500327016","https://openalex.org/W2523554901","https://openalex.org/W2570090465","https://openalex.org/W2768543716","https://openalex.org/W2796457556","https://openalex.org/W2810633900","https://openalex.org/W2811388735","https://openalex.org/W2892005803","https://openalex.org/W2904439921","https://openalex.org/W2904774924","https://openalex.org/W2905484366","https://openalex.org/W2906161547","https://openalex.org/W2912262167","https://openalex.org/W2915407290","https://openalex.org/W2941196715","https://openalex.org/W2944803932","https://openalex.org/W2962698747","https://openalex.org/W2963119065","https://openalex.org/W2974674392","https://openalex.org/W3015498278","https://openalex.org/W3016216629","https://openalex.org/W3044794661","https://openalex.org/W3088137896","https://openalex.org/W3105048860","https://openalex.org/W3110957974","https://openalex.org/W3111555313","https://openalex.org/W3136930422","https://openalex.org/W3138679756","https://openalex.org/W3197876475","https://openalex.org/W3210564537","https://openalex.org/W3214775308","https://openalex.org/W3215381233","https://openalex.org/W4200128409","https://openalex.org/W4206514995","https://openalex.org/W4213019606","https://openalex.org/W6675202120","https://openalex.org/W6756748599","https://openalex.org/W6756905836"],"related_works":["https://openalex.org/W610912452","https://openalex.org/W2942569287","https://openalex.org/W2547494374","https://openalex.org/W1979506785","https://openalex.org/W2075841941","https://openalex.org/W3182082895","https://openalex.org/W1996601847","https://openalex.org/W2092877997","https://openalex.org/W2381772125","https://openalex.org/W2122865517"],"abstract_inverted_index":{"In":[0,48],"this":[1,49],"article,":[2],"we":[3,111],"study":[4],"the":[5,20,34,42,51,63,74,84,88,99,104,119,128,153,159,176],"possibility":[6,133],"of":[7,44,83,103,121,130,134,163,178],"gas":[8],"turbine":[9,105],"unit":[10],"(GTU)":[11],"monitoring":[12,136],"using":[13,139],"interferometric":[14],"fiber":[15],"optic":[16],"sensors.":[17],"We":[18],"used":[19,150,184],"Mach-Zehnder":[21],"interferometer":[22],"(MZI)":[23],"scheme,":[24],"which":[25,98,116,172],"can":[26],"be":[27],"easily":[28],"implemented":[29],"and":[30,36,67,137,169,181],"simply":[31],"installed":[32],"on":[33,62,73,79,97],"turbine,":[35],"also":[37,112],"allows":[38],"us":[39],"to":[40,92,151],"solve":[41],"problem":[43],"phase":[45],"unwrapping":[46],"conveniently.":[47],"research,":[50],"following":[52],"main":[53,100],"steps":[54],"were":[55,90,106],"carried":[56],"out:":[57],"an":[58],"experimental":[59],"scheme":[60],"based":[61,96],"MZI":[64],"was":[65,71,86],"assembled,":[66],"its":[68],"sensitive":[69],"arm":[70],"fixed":[72],"GTU":[75,85,122,135],"under":[76],"study;":[77],"data":[78,89],"various":[80],"operation":[81],"modes":[82],"collected;":[87],"subjected":[91],"frequency":[93],"FFT":[94,109],"analysis,":[95,110],"rotational":[101],"speeds":[102],"identified.":[107],"With":[108],"demonstrated":[113],"multiples":[114],"harmonics,":[115],"appear":[117],"in":[118],"case":[120],"after":[123],"operating":[124],"time,":[125],"caused":[126],"by":[127,175],"number":[129,177],"blades.":[131],"The":[132],"analysis":[138,148],"a":[140],"non-invasive":[141],"compact":[142],"fiber-optic":[143],"sensor":[144],"is":[145,149],"demonstrated:":[146],"spectral":[147],"detect":[152],"rotor":[154,187],"speed,":[155],"as":[156,158,185],"well":[157],"presence":[160],"or":[161],"absence":[162],"high-order":[164],"multiple":[165],"frequencies":[166],"indicating":[167],"blade":[168],"bearing":[170,183],"defects,":[171],"are":[173],"determined":[174],"GTU's":[179],"blades":[180],"rolling":[182],"turbines":[186],"supports.":[188]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":2}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}