{"id":"https://openalex.org/W2020496946","doi":"https://doi.org/10.1115/ht2008-56228","title":"An Investigation of the Physical Mechanism of Heat Transfer Augmentation in Stagnating Flows Subject to Freestream Turbulence","display_name":"An Investigation of the Physical Mechanism of Heat Transfer Augmentation in Stagnating Flows Subject to Freestream Turbulence","publication_year":2008,"publication_date":"2008-01-01","ids":{"openalex":"https://openalex.org/W2020496946","doi":"https://doi.org/10.1115/ht2008-56228","mag":"2020496946"},"language":"en","primary_location":{"id":"doi:10.1115/ht2008-56228","doi":"https://doi.org/10.1115/ht2008-56228","is_oa":false,"landing_page_url":"https://doi.org/10.1115/ht2008-56228","pdf_url":null,"source":{"id":"https://openalex.org/S4306503359","display_name":"ASME Heat Transfer Summer Conference (HT)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Heat Transfer: Volume 1","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","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/A5077146365","display_name":"Andrew R. Gifford","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Andrew R. Gifford","raw_affiliation_strings":["Virginia Polytechnic Institute and State University, Blacksburg, VA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Virginia Polytechnic Institute and State University, Blacksburg, VA","institution_ids":["https://openalex.org/I859038795"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113447133","display_name":"Thomas E. Diller","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Thomas E. Diller","raw_affiliation_strings":["Virginia Polytechnic Institute and State University, Blacksburg, VA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Virginia Polytechnic Institute and State University, Blacksburg, VA","institution_ids":["https://openalex.org/I859038795"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5036194518","display_name":"Pavlos P. Vlachos","orcid":"https://orcid.org/0000-0002-8040-9257","observed_orcids":["https://orcid.org/0000-0002-8040-9257"]},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Pavlos P. Vlachos","raw_affiliation_strings":["Virginia Polytechnic Institute and State University, Blacksburg, VA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Virginia Polytechnic Institute and State University, Blacksburg, VA","institution_ids":["https://openalex.org/I859038795"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I859038795"],"apc_list":null,"apc_paid":null,"fwci":0.6607,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.68773484,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"biblio":{"volume":null,"issue":null,"first_page":"575","last_page":"584"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10360","display_name":"Fluid Dynamics and Turbulent Flows","score":0.9477999806404114,"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"}},"topics":[{"id":"https://openalex.org/T10360","display_name":"Fluid Dynamics and Turbulent Flows","score":0.9477999806404114,"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"}},{"id":"https://openalex.org/T11945","display_name":"Heat Transfer Mechanisms","score":0.049800001084804535,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T12350","display_name":"Particle Dynamics in Fluid Flows","score":0.00039999998989515007,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"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/heat-transfer-enhancement","display_name":"heat transfer enhancement","score":0.9819999933242798},{"id":"https://openalex.org/keywords/freestream-turbulence","display_name":"free-stream turbulence","score":0.9330000281333923},{"id":"https://openalex.org/keywords/stagnation-point-flow","display_name":"stagnation point flow","score":0.8650000095367432},{"id":"https://openalex.org/keywords/hiemenz-flow","display_name":"Hiemenz flow","score":0.9779999852180481},{"id":"https://openalex.org/keywords/coherent-structures","display_name":"coherent structures","score":0.7039999961853027},{"id":"https://openalex.org/keywords/vortex-formation","display_name":"vortex formation","score":0.6029999852180481},{"id":"https://openalex.org/keywords/vorticity-amplification","display_name":"vorticity amplification","score":0.8659999966621399},{"id":"https://openalex.org/keywords/heat-flux-sensors","display_name":"heat flux sensors","score":0.4950000047683716},{"id":"https://openalex.org/keywords/turbulent-boundary-layer","display_name":"turbulent boundary layer","score":0.5680000185966492},{"id":"https://openalex.org/keywords/heat-transfer-coefficient","display_name":"heat transfer coefficient","score":0.5249999761581421},{"id":"https://openalex.org/keywords/mechanistic-model","display_name":"mechanistic model","score":0.38499999046325684}],"concepts":[{"id":"https://openalex.org/C2776911258","wikidata":"https://www.wikidata.org/wiki/Q5501170","display_name":"Freestream","level":4,"score":0.9418156147003174},{"id":"https://openalex.org/C196558001","wikidata":"https://www.wikidata.org/wiki/Q190132","display_name":"Turbulence","level":2,"score":0.7760549783706665},{"id":"https://openalex.org/C76563973","wikidata":"https://www.wikidata.org/wiki/Q189452","display_name":"Laminar flow","level":2,"score":0.7178335189819336},{"id":"https://openalex.org/C15476950","wikidata":"https://www.wikidata.org/wiki/Q7854776","display_name":"Turbulence kinetic energy","level":3,"score":0.563002347946167},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.5486262440681458},{"id":"https://openalex.org/C50517652","wikidata":"https://www.wikidata.org/wiki/Q179635","display_name":"Heat transfer","level":2,"score":0.5424543023109436},{"id":"https://openalex.org/C159188206","wikidata":"https://www.wikidata.org/wiki/Q1478382","display_name":"Heat flux","level":3,"score":0.5033444762229919},{"id":"https://openalex.org/C182748727","wikidata":"https://www.wikidata.org/wiki/Q178932","display_name":"Reynolds number","level":3,"score":0.4789991080760956},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.46636614203453064},{"id":"https://openalex.org/C150711758","wikidata":"https://www.wikidata.org/wiki/Q17148242","display_name":"K-epsilon turbulence model","level":3,"score":0.4541832506656647},{"id":"https://openalex.org/C41231900","wikidata":"https://www.wikidata.org/wiki/Q918227","display_name":"Convective heat transfer","level":3,"score":0.43044543266296387},{"id":"https://openalex.org/C29700514","wikidata":"https://www.wikidata.org/wiki/Q634340","display_name":"Heat transfer coefficient","level":3,"score":0.42786240577697754}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1115/ht2008-56228","doi":"https://doi.org/10.1115/ht2008-56228","is_oa":false,"landing_page_url":"https://doi.org/10.1115/ht2008-56228","pdf_url":null,"source":{"id":"https://openalex.org/S4306503359","display_name":"ASME Heat Transfer Summer Conference (HT)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Heat Transfer: Volume 1","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"display_name":"Clean water and sanitation","id":"https://metadata.un.org/sdg/6","score":0.8600000143051147}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2081171267","https://openalex.org/W2619929949","https://openalex.org/W2040523371","https://openalex.org/W4252855304","https://openalex.org/W6982211517","https://openalex.org/W1169179153","https://openalex.org/W2290135585","https://openalex.org/W4248205649","https://openalex.org/W1967159150","https://openalex.org/W1515709803"],"abstract_inverted_index":{"Experiments":[0],"have":[1],"been":[2],"performed":[3,94,142],"in":[4,21,176,200,214,229],"a":[5,45,165,207,217,225,312],"water":[6],"tunnel":[7],"facility":[8],"to":[9,29,63,95,125,143,249,283],"examine":[10,144],"the":[11,31,55,65,72,82,97,106,137,145,177,185,193,201,230,233,240,245,250,263,269,293,303,319,323],"physical":[12,320],"mechanism":[13,194],"of":[14,48,68,87,105,116,147,169,182,195,232,237,252,285],"heat":[15,51,73,111,131,179,265,277,331],"transfer":[16,74,112,132,180,278,332],"augmentation":[17,279],"by":[18],"freestream":[19,90,117,241],"turbulence":[20,91,98,118,138,148,151],"classical":[22],"Hiemenz":[23],"flow.":[24,107],"A":[25],"unique":[26],"experimental":[27],"approach":[28,78],"studying":[30],"problem":[32],"is":[33,274,280,315],"developed":[34],"and":[35,44,79,103,110,130,156,212,256,288,300],"demonstrated":[36],"herein.":[37],"Time-Resolved":[38],"Digital":[39],"Particle":[40],"Image":[41],"Velocimetry":[42],"(TRDPIV)":[43],"new":[46],"variety":[47],"thin":[49],"film":[50],"flux":[52,266],"sensor":[53],"called":[54],"Heat":[56],"Flux":[57],"Array":[58],"(HFA)":[59],"are":[60,92,122,140,204,242,306],"used":[61],"simultaneously":[62],"measure":[64],"spatio-temporal":[66],"influence":[67],"coherent":[69,208],"structures":[70,199,223,272],"on":[71],"coefficient":[75,181],"as":[76],"they":[77],"interact":[80],"with":[81,149,268,329],"stagnation":[83,202,234,304],"region.":[84,235],"Velocity":[85],"measurements":[86,267],"grid":[88,139],"generated":[89],"first":[93],"quantify":[96],"intensity,":[99,152],"integral":[100,157],"length":[101,158,298],"scale,":[102,159,299],"isotropy":[104],"Laminar":[108],"flow":[109,128,198,227],"at":[113],"low":[114],"levels":[115],"(Tux":[119],"\u2245":[120,154],"0.5\u20131.0%)":[121],"then":[123,141],"examined":[124,316],"provide":[126],"baseline":[127],"characteristics":[129],"coefficient.":[133],"Similar":[134],"experiments":[135],"using":[136,206,216],"effects":[146],"mean":[150,166,178],"Tux":[153],"5.5%,":[155],"\u039bx":[160],"\u223c":[161],"3.25":[162],"cm.":[163],"At":[164],"Reynolds":[167],"number":[168],"ReD":[170],"=":[171],"21,000":[172],"an":[173],"average":[174],"increase":[175],"43%":[183],"above":[184],"laminar":[186],"level":[187],"was":[188],"observed.":[189],"To":[190],"better":[191],"understand":[192],"this":[196],"augmentation,":[197],"region":[203],"identified":[205],"structure":[209],"identification":[210],"scheme":[211],"tracked":[213,270],"time":[215],"customized":[218],"tracking":[219],"algorithm.":[220],"Tracking":[221],"these":[222],"reveals":[224],"complex":[226],"field":[228],"vicinity":[231],"Filaments":[236],"vorticity":[238,287],"from":[239,302],"amplified":[243],"near":[244,292,322],"plate":[246,305],"surface":[247],"leading":[248],"formation":[251,291],"counterrotating":[253],"vortex":[254,259,271,290,296],"pairs":[255],"single":[257],"sweeping":[258],"structures.":[260],"By":[261],"comparing":[262],"transient":[264],"it":[273],"clear":[275],"that":[276],"due":[281],"primarily":[282],"amplification":[284],"stream-wise":[286],"subsequent":[289],"surface.":[294],"The":[295],"strength,":[297],"distance":[301],"key":[307],"parameters":[308],"affecting":[309],"augmentation.":[310,333],"Finally,":[311],"mechanistic":[313],"model":[314],"which":[317],"captures":[318],"interaction":[321],"wall.":[324],"Model":[325],"results":[326],"agree":[327],"well":[328],"measured":[330]},"counts_by_year":[{"year":2022,"cited_by_count":1}],"updated_date":"2026-11-01T11:40:01.658920","created_date":"2016-06-24T00:00:00"}