{"id":"https://openalex.org/W7083000987","doi":"https://doi.org/10.1016/j.csite.2025.107118","title":"Gas turbine combustor liner temperature measurement using 2D two-colour pyrometry","display_name":"Gas turbine combustor liner temperature measurement using 2D two-colour pyrometry","publication_year":2025,"publication_date":"2025-09-23","ids":{"openalex":"https://openalex.org/W7083000987","doi":"https://doi.org/10.1016/j.csite.2025.107118"},"language":"en","primary_location":{"id":"doi:10.1016/j.csite.2025.107118","doi":"https://doi.org/10.1016/j.csite.2025.107118","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.csite.2025.107118","pdf_url":null,"source":{"id":"https://openalex.org/S2764363796","display_name":"Case Studies in Thermal Engineering","issn_l":"2214-157X","issn":["2214-157X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","jufo-1","norway-1","poland-70"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Case Studies in Thermal Engineering","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1016/j.csite.2025.107118","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5040990498","display_name":"Myeung Hwan Choi","orcid":"https://orcid.org/0000-0002-6120-3923","observed_orcids":["https://orcid.org/0000-0002-6120-3923"]},"institutions":[{"id":"https://openalex.org/I2800747041","display_name":"Korea Aerospace Research Institute","ror":"https://ror.org/037pqnq23","country_code":"KR","type":"government","lineage":["https://openalex.org/I2800747041","https://openalex.org/I2801339556","https://openalex.org/I4387152098","https://openalex.org/I4405260336"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Myeung Hwan Choi","raw_affiliation_strings":["Korea Aerospace Research Institute, Daejeon 34133, Republic of Korea"],"raw_orcid":"https://orcid.org/0000-0002-6120-3923","affiliations":[{"raw_affiliation_string":"Korea Aerospace Research Institute, Daejeon 34133, Republic of Korea","institution_ids":["https://openalex.org/I2800747041"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Jaiho Kim","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2800747041","display_name":"Korea Aerospace Research Institute","ror":"https://ror.org/037pqnq23","country_code":"KR","type":"government","lineage":["https://openalex.org/I2800747041","https://openalex.org/I2801339556","https://openalex.org/I4387152098","https://openalex.org/I4405260336"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jaiho Kim","raw_affiliation_strings":["Korea Aerospace Research Institute, Daejeon 34133, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Korea Aerospace Research Institute, Daejeon 34133, Republic of Korea","institution_ids":["https://openalex.org/I2800747041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011251987","display_name":"Hyeontaek Jo","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2800747041","display_name":"Korea Aerospace Research Institute","ror":"https://ror.org/037pqnq23","country_code":"KR","type":"government","lineage":["https://openalex.org/I2800747041","https://openalex.org/I2801339556","https://openalex.org/I4387152098","https://openalex.org/I4405260336"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Hyeontaek Jo","raw_affiliation_strings":["Korea Aerospace Research Institute, Daejeon 34133, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Korea Aerospace Research Institute, Daejeon 34133, Republic of Korea","institution_ids":["https://openalex.org/I2800747041"]}]},{"author_position":"last","author":{"id":null,"display_name":"Hyungmo Kim","orcid":"https://orcid.org/0009-0005-6179-9471","observed_orcids":["https://orcid.org/0009-0005-6179-9471"]},"institutions":[{"id":"https://openalex.org/I2800747041","display_name":"Korea Aerospace Research Institute","ror":"https://ror.org/037pqnq23","country_code":"KR","type":"government","lineage":["https://openalex.org/I2800747041","https://openalex.org/I2801339556","https://openalex.org/I4387152098","https://openalex.org/I4405260336"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Hyungmo Kim","raw_affiliation_strings":["Korea Aerospace Research Institute, Daejeon 34133, Republic of Korea"],"raw_orcid":"https://orcid.org/0009-0005-6179-9471","affiliations":[{"raw_affiliation_string":"Korea Aerospace Research Institute, Daejeon 34133, Republic of Korea","institution_ids":["https://openalex.org/I2800747041"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I2800747041"],"apc_list":{"value":1620,"currency":"USD","value_usd":1620},"apc_paid":{"value":1620,"currency":"USD","value_usd":1620},"fwci":0.4718,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.59255456,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":"75","issue":null,"first_page":"107118","last_page":"107118"},"is_retracted":false,"is_paratext":false,"is_xpac":true,"primary_topic":{"id":"https://openalex.org/T13928","display_name":"Advanced Sensor Technologies Research","score":0.5536999702453613,"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"}},"topics":[{"id":"https://openalex.org/T13928","display_name":"Advanced Sensor Technologies Research","score":0.5536999702453613,"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/T12019","display_name":"Calibration and Measurement Techniques","score":0.2556000053882599,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T10553","display_name":"Combustion and flame dynamics","score":0.07349999994039536,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/gas-turbine-combustor-liners","display_name":"gas turbine combustor liners","score":0.8960000276565552},{"id":"https://openalex.org/keywords/surface-temperature-measurement","display_name":"surface temperature measurement","score":0.9459999799728394},{"id":"https://openalex.org/keywords/infrared-thermography","display_name":"infrared thermography","score":0.7310000061988831},{"id":"https://openalex.org/keywords/blackbody-calibration","display_name":"blackbody calibration","score":0.8939999938011169},{"id":"https://openalex.org/keywords/planck-s-law","display_name":"Planck's law","score":0.6880000233650208},{"id":"https://openalex.org/keywords/reverse-flow-combustor","display_name":"reverse flow combustor","score":0.8349999785423279},{"id":"https://openalex.org/keywords/non-contact-temperature-measurement","display_name":"non-contact temperature measurement","score":0.7689999938011169}],"concepts":[{"id":"https://openalex.org/C32993116","wikidata":"https://www.wikidata.org/wiki/Q903715","display_name":"Pyrometer","level":3,"score":0.9503999948501587},{"id":"https://openalex.org/C168068576","wikidata":"https://www.wikidata.org/wiki/Q190241","display_name":"Thermocouple","level":2,"score":0.8166999816894531},{"id":"https://openalex.org/C163651212","wikidata":"https://www.wikidata.org/wiki/Q899670","display_name":"Emissivity","level":2,"score":0.7565000057220459},{"id":"https://openalex.org/C83104080","wikidata":"https://www.wikidata.org/wiki/Q3809680","display_name":"Combustor","level":3,"score":0.7555000185966492},{"id":"https://openalex.org/C72293138","wikidata":"https://www.wikidata.org/wiki/Q909741","display_name":"Temperature measurement","level":2,"score":0.6958000063896179},{"id":"https://openalex.org/C157909335","wikidata":"https://www.wikidata.org/wiki/Q900097","display_name":"Black-body radiation","level":3,"score":0.6462000012397766},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5766000151634216},{"id":"https://openalex.org/C158355884","wikidata":"https://www.wikidata.org/wiki/Q11388","display_name":"Infrared","level":2,"score":0.4925999939441681},{"id":"https://openalex.org/C2780009758","wikidata":"https://www.wikidata.org/wiki/Q6804172","display_name":"Measure (data warehouse)","level":2,"score":0.4530999958515167},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.44940000772476196},{"id":"https://openalex.org/C89394759","wikidata":"https://www.wikidata.org/wiki/Q192593","display_name":"Thermal radiation","level":2,"score":0.4226999878883362},{"id":"https://openalex.org/C204530211","wikidata":"https://www.wikidata.org/wiki/Q752823","display_name":"Thermal","level":2,"score":0.41909998655319214},{"id":"https://openalex.org/C74902906","wikidata":"https://www.wikidata.org/wiki/Q1190858","display_name":"Radiative transfer","level":2,"score":0.34790000319480896},{"id":"https://openalex.org/C118530786","wikidata":"https://www.wikidata.org/wiki/Q1134732","display_name":"Instrumentation (computer programming)","level":2,"score":0.33730000257492065},{"id":"https://openalex.org/C62646347","wikidata":"https://www.wikidata.org/wiki/Q2041172","display_name":"Measuring instrument","level":2,"score":0.3366999924182892},{"id":"https://openalex.org/C2987684023","wikidata":"https://www.wikidata.org/wiki/Q193470","display_name":"Gas turbines","level":2,"score":0.3303000032901764},{"id":"https://openalex.org/C2778449969","wikidata":"https://www.wikidata.org/wiki/Q130760","display_name":"Turbine","level":2,"score":0.31630000472068787},{"id":"https://openalex.org/C2779222261","wikidata":"https://www.wikidata.org/wiki/Q624587","display_name":"Thermography","level":3,"score":0.31299999356269836},{"id":"https://openalex.org/C93038891","wikidata":"https://www.wikidata.org/wiki/Q1061524","display_name":"Intensity (physics)","level":2,"score":0.2867000102996826},{"id":"https://openalex.org/C137109543","wikidata":"https://www.wikidata.org/wiki/Q554388","display_name":"Temperature gradient","level":2,"score":0.2856999933719635},{"id":"https://openalex.org/C137209882","wikidata":"https://www.wikidata.org/wiki/Q1403517","display_name":"Measurement uncertainty","level":2,"score":0.2847000062465668},{"id":"https://openalex.org/C98375054","wikidata":"https://www.wikidata.org/wiki/Q442709","display_name":"Enclosure","level":2,"score":0.2831000089645386},{"id":"https://openalex.org/C116915560","wikidata":"https://www.wikidata.org/wiki/Q83504","display_name":"Nuclear engineering","level":1,"score":0.2784999907016754},{"id":"https://openalex.org/C76737569","wikidata":"https://www.wikidata.org/wiki/Q1364934","display_name":"Propellant","level":2,"score":0.2782999873161316},{"id":"https://openalex.org/C197554733","wikidata":"https://www.wikidata.org/wiki/Q909060","display_name":"Adiabatic flame temperature","level":4,"score":0.2761000096797943},{"id":"https://openalex.org/C163752227","wikidata":"https://www.wikidata.org/wiki/Q1253365","display_name":"Radiant intensity","level":3,"score":0.2669999897480011},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.2612999975681305},{"id":"https://openalex.org/C105923489","wikidata":"https://www.wikidata.org/wiki/Q133235","display_name":"Combustion","level":2,"score":0.259799987077713},{"id":"https://openalex.org/C123537908","wikidata":"https://www.wikidata.org/wiki/Q17102737","display_name":"Low emissivity","level":3,"score":0.25870001316070557},{"id":"https://openalex.org/C156975606","wikidata":"https://www.wikidata.org/wiki/Q841676","display_name":"Aerodynamic heating","level":3,"score":0.25780001282691956},{"id":"https://openalex.org/C187007274","wikidata":"https://www.wikidata.org/wiki/Q256135","display_name":"Equivalent temperature","level":2,"score":0.2563000023365021},{"id":"https://openalex.org/C30475298","wikidata":"https://www.wikidata.org/wiki/Q909554","display_name":"Computational physics","level":1,"score":0.2524999976158142},{"id":"https://openalex.org/C15908118","wikidata":"https://www.wikidata.org/wiki/Q2997395","display_name":"Radiative cooling","level":2,"score":0.250900000333786}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/j.csite.2025.107118","doi":"https://doi.org/10.1016/j.csite.2025.107118","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.csite.2025.107118","pdf_url":null,"source":{"id":"https://openalex.org/S2764363796","display_name":"Case Studies in Thermal Engineering","issn_l":"2214-157X","issn":["2214-157X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","jufo-1","norway-1","poland-70"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Case Studies in Thermal Engineering","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:64fdc1942a91413098a6e8c533c00751","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/64fdc1942a91413098a6e8c533c00751","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,"listed_in":[],"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":"Case Studies in Thermal Engineering, Vol 75, Iss , Pp 107118- (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1016/j.csite.2025.107118","doi":"https://doi.org/10.1016/j.csite.2025.107118","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.csite.2025.107118","pdf_url":null,"source":{"id":"https://openalex.org/S2764363796","display_name":"Case Studies in Thermal Engineering","issn_l":"2214-157X","issn":["2214-157X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","jufo-1","norway-1","poland-70"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Case Studies in Thermal Engineering","raw_type":"journal-article"},"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.783467173576355}],"study_designs":[],"awards":[{"id":"https://openalex.org/G637350449","display_name":null,"funder_award_id":"KRIT-CT-22-042","funder_id":"https://openalex.org/F4320334874","funder_display_name":"Defense Acquisition Program Administration"}],"funders":[{"id":"https://openalex.org/F2292562827","display_name":"Korea Research Institute for Defense Technology Planning and Advancement","ror":"https://ror.org/01sh37d54"},{"id":"https://openalex.org/F4320334874","display_name":"Defense Acquisition Program Administration","ror":"https://ror.org/04bjg9m96"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W1486736496","https://openalex.org/W1576497788","https://openalex.org/W1971655034","https://openalex.org/W1975627962","https://openalex.org/W1977626584","https://openalex.org/W1978967517","https://openalex.org/W1982313033","https://openalex.org/W1998618521","https://openalex.org/W2002031254","https://openalex.org/W2005139190","https://openalex.org/W2019524835","https://openalex.org/W2024429458","https://openalex.org/W2030993836","https://openalex.org/W2039787992","https://openalex.org/W2047210381","https://openalex.org/W2054051303","https://openalex.org/W2058342320","https://openalex.org/W2328803777","https://openalex.org/W2674144664","https://openalex.org/W2884428664","https://openalex.org/W4250649726","https://openalex.org/W4254454947","https://openalex.org/W4388979199"],"related_works":[],"abstract_inverted_index":{"This":[0,165],"study":[1,166],"presents":[2],"a":[3,101],"two-dimensional":[4],"two-colour":[5],"pyrometry":[6],"method":[7,54,158],"developed":[8],"to":[9,72],"accurately":[10],"measure":[11],"the":[12,29,53,58,121,131,141,149,157,168,171],"surface":[13,123],"temperature":[14,34,56,133,174],"field":[15],"of":[16,31,94,115,120,170],"gas":[17],"turbine":[18],"combustor":[19,103],"liners":[20],"under":[21],"high-temperature":[22,189],"operating":[23],"conditions.":[24],"The":[25,90,143],"proposed":[26],"technique":[27,176],"addresses":[28],"limitations":[30],"conventional":[32],"pointwise":[33],"measurements":[35],"by":[36],"enabling":[37],"full-field":[38,173],"thermal":[39],"diagnostics":[40],"based":[41],"on":[42],"spectral":[43],"radiative":[44],"properties.":[45],"Grounded":[46],"in":[47,184],"Planck\u2019s":[48],"law":[49],"and":[50,80,92,130,177,187],"Wien\u2019s":[51],"approximation,":[52],"estimates":[55],"using":[57],"intensity":[59],"ratio":[60],"between":[61,148],"two":[62],"closely":[63],"spaced":[64],"infrared":[65],"wavelengths.":[66],"A":[67],"blackbody":[68],"calibrator":[69],"was":[70,106],"used":[71],"compensate":[73],"for":[74,162,181],"sensor":[75],"quantum":[76],"efficiency,":[77],"reflected":[78],"radiation,":[79],"alignment":[81],"errors,":[82],"thereby":[83],"deriving":[84],"an":[85,112],"adjusted":[86],"emissivity":[87],"ratio,":[88],".":[89],"validity":[91],"applicability":[93],"this":[95],"correction":[96],"were":[97,124,135],"experimentally":[98],"verified":[99],"through":[100],"reverse-flow":[102],"test":[104],"rig.":[105],"generally":[107],"higher":[108],"than":[109],"1,":[110],"yielding":[111],"average":[113],"value":[114],"about":[116],"1.05\u223c1.20.":[117],"Infrared":[118],"images":[119],"liner":[122],"captured":[125],"at":[126],"various":[127],"equivalence":[128],"ratios,":[129],"resulting":[132],"maps":[134],"compared":[136],"with":[137,151],"thermocouple":[138],"data":[139],"from":[140],"liner.":[142],"results":[144],"showed":[145],"strong":[146],"agreement":[147],"two,":[150],"deviations":[152],"within":[153],"10%,":[154],"confirming":[155],"that":[156],"achieves":[159],"high":[160],"accuracy":[161],"flat":[163],"surfaces.":[164],"demonstrates":[167],"feasibility":[169],"non-contact,":[172],"measurement":[175],"highlights":[178],"its":[179],"potential":[180],"real-time":[182],"monitoring":[183],"aerospace":[185],"propulsion":[186],"other":[188],"applications.":[190]},"counts_by_year":[{"year":2026,"cited_by_count":2}],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2025-10-10T00:00:00"}