{"id":"https://openalex.org/W3129727698","doi":"https://doi.org/10.1115/imece2020-23359","title":"Investigation of Pressure Losses and Flow Fluctuations in an Intercept Valve Assembly of an Intermediate-Pressure Turbine Part","display_name":"Investigation of Pressure Losses and Flow Fluctuations in an Intercept Valve Assembly of an Intermediate-Pressure Turbine Part","publication_year":2020,"publication_date":"2020-11-16","ids":{"openalex":"https://openalex.org/W3129727698","doi":"https://doi.org/10.1115/imece2020-23359","mag":"3129727698"},"language":"en","primary_location":{"id":"doi:10.1115/imece2020-23359","doi":"https://doi.org/10.1115/imece2020-23359","is_oa":false,"landing_page_url":"https://doi.org/10.1115/imece2020-23359","pdf_url":null,"source":{"id":"https://openalex.org/S4363606942","display_name":"ASME International Mechanical Engineering Congress and Exposition (IMECE)","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":"Volume 8: Energy","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/A5038502596","display_name":"V\u00e1clav Sl\u00e1ma","orcid":"https://orcid.org/0000-0001-5208-6983","observed_orcids":["https://orcid.org/0000-0001-5208-6983"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Vaclav Slama","raw_affiliation_strings":["Doosan Skoda Power"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Doosan Skoda Power","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040839722","display_name":"Luk\u00e1\u0161 Mr\u00f3zek","orcid":"https://orcid.org/0000-0002-8594-5120","observed_orcids":["https://orcid.org/0000-0002-8594-5120"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lukas Mrozek","raw_affiliation_strings":["Doosan Skoda Power"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Doosan Skoda Power","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088171555","display_name":"Bartolom\u011bj Rudas","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Bartolomej Rudas","raw_affiliation_strings":["Doosan Skoda Power"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Doosan Skoda Power","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074224306","display_name":"David \u0160imurda","orcid":"https://orcid.org/0000-0002-5249-0289","observed_orcids":["https://orcid.org/0000-0002-5249-0289"]},"institutions":[{"id":"https://openalex.org/I4210132192","display_name":"Czech Academy of Sciences, Institute of Thermomechanics","ror":"https://ror.org/03fvq2a72","country_code":"CZ","type":"facility","lineage":["https://openalex.org/I202391551","https://openalex.org/I4210132192"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"David Simurda","raw_affiliation_strings":["Institute of Thermomechanics of the Czech Academy of Sciences"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Thermomechanics of the Czech Academy of Sciences","institution_ids":["https://openalex.org/I4210132192"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004446069","display_name":"Jind\u0159ich H\u00e1la","orcid":"https://orcid.org/0000-0003-1068-6176","observed_orcids":["https://orcid.org/0000-0003-1068-6176"]},"institutions":[{"id":"https://openalex.org/I4210132192","display_name":"Czech Academy of Sciences, Institute of Thermomechanics","ror":"https://ror.org/03fvq2a72","country_code":"CZ","type":"facility","lineage":["https://openalex.org/I202391551","https://openalex.org/I4210132192"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Jindrich Hala","raw_affiliation_strings":["Institute of Thermomechanics of the Czech Academy of Sciences"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Thermomechanics of the Czech Academy of Sciences","institution_ids":["https://openalex.org/I4210132192"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019181709","display_name":"Tom\u00e1\u0161 Radnic","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210132192","display_name":"Czech Academy of Sciences, Institute of Thermomechanics","ror":"https://ror.org/03fvq2a72","country_code":"CZ","type":"facility","lineage":["https://openalex.org/I202391551","https://openalex.org/I4210132192"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Tomas Radnic","raw_affiliation_strings":["Institute of Thermomechanics of the Czech Academy of Sciences"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Thermomechanics of the Czech Academy of Sciences","institution_ids":["https://openalex.org/I4210132192"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3682,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.57975128,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10944","display_name":"Turbomachinery Performance and Optimization","score":0.9945999979972839,"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"}},"topics":[{"id":"https://openalex.org/T10944","display_name":"Turbomachinery Performance and Optimization","score":0.9945999979972839,"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/T11202","display_name":"Cavitation Phenomena in Pumps","score":0.001500000013038516,"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"}},{"id":"https://openalex.org/T13856","display_name":"Advanced Power Generation Technologies","score":0.000699999975040555,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/intermediate-pressure-turbine","display_name":"intermediate pressure turbine","score":0.9670000076293945},{"id":"https://openalex.org/keywords/pressure-drop","display_name":"pressure drop","score":0.7950000166893005},{"id":"https://openalex.org/keywords/flow-fluctuations","display_name":"flow fluctuations","score":0.9110000133514404},{"id":"https://openalex.org/keywords/flow-separation","display_name":"flow separation","score":0.9409999847412109},{"id":"https://openalex.org/keywords/part-load-operation","display_name":"off-design operation","score":0.6320000290870667},{"id":"https://openalex.org/keywords/flow-instability","display_name":"flow instability","score":0.7210000157356262},{"id":"https://openalex.org/keywords/pressure-loss-prediction","display_name":"pressure loss prediction","score":0.5649999976158142},{"id":"https://openalex.org/keywords/steam-turbine","display_name":"steam turbine","score":0.5040000081062317},{"id":"https://openalex.org/keywords/valve-design-optimization","display_name":"valve design optimization","score":0.5989999771118164}],"concepts":[{"id":"https://openalex.org/C75974155","wikidata":"https://www.wikidata.org/wiki/Q332934","display_name":"Butterfly valve","level":2,"score":0.7026105523109436},{"id":"https://openalex.org/C2780565730","wikidata":"https://www.wikidata.org/wiki/Q5275430","display_name":"Diffuser (optics)","level":3,"score":0.5730286836624146},{"id":"https://openalex.org/C28185617","wikidata":"https://www.wikidata.org/wiki/Q334037","display_name":"Relief valve","level":2,"score":0.5673706531524658},{"id":"https://openalex.org/C90610171","wikidata":"https://www.wikidata.org/wiki/Q1517381","display_name":"Ball valve","level":2,"score":0.5532431602478027},{"id":"https://openalex.org/C13393347","wikidata":"https://www.wikidata.org/wiki/Q8424","display_name":"Aerodynamics","level":2,"score":0.5479913949966431},{"id":"https://openalex.org/C2778449969","wikidata":"https://www.wikidata.org/wiki/Q130760","display_name":"Turbine","level":2,"score":0.5403457283973694},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.5047293901443481},{"id":"https://openalex.org/C176180004","wikidata":"https://www.wikidata.org/wiki/Q356235","display_name":"Flow control valve","level":2,"score":0.47914379835128784},{"id":"https://openalex.org/C2778818224","wikidata":"https://www.wikidata.org/wiki/Q3486060","display_name":"Valve seat","level":2,"score":0.45672401785850525},{"id":"https://openalex.org/C38349280","wikidata":"https://www.wikidata.org/wiki/Q1434290","display_name":"Flow (mathematics)","level":2,"score":0.4432946741580963},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.44118577241897583},{"id":"https://openalex.org/C33493971","wikidata":"https://www.wikidata.org/wiki/Q3295893","display_name":"Mass flow","level":2,"score":0.43771880865097046},{"id":"https://openalex.org/C158522163","wikidata":"https://www.wikidata.org/wiki/Q2406217","display_name":"Static pressure","level":2,"score":0.4366626441478729},{"id":"https://openalex.org/C182043768","wikidata":"https://www.wikidata.org/wiki/Q1816388","display_name":"Control valves","level":2,"score":0.42494162917137146},{"id":"https://openalex.org/C139002025","wikidata":"https://www.wikidata.org/wiki/Q3001212","display_name":"Lift (data mining)","level":2,"score":0.4191136360168457},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.41411587595939636},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.23103651404380798},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2081545889377594},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.0},{"id":"https://openalex.org/C2982854487","wikidata":"https://www.wikidata.org/wiki/Q9128","display_name":"Light source","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1115/imece2020-23359","doi":"https://doi.org/10.1115/imece2020-23359","is_oa":false,"landing_page_url":"https://doi.org/10.1115/imece2020-23359","pdf_url":null,"source":{"id":"https://openalex.org/S4363606942","display_name":"ASME International Mechanical Engineering Congress and Exposition (IMECE)","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":"Volume 8: Energy","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4415378613","https://openalex.org/W3120731719","https://openalex.org/W3207299228","https://openalex.org/W7135931138","https://openalex.org/W4309704490","https://openalex.org/W4387127138","https://openalex.org/W4312519148","https://openalex.org/W4312406479","https://openalex.org/W4387816416","https://openalex.org/W2990967574"],"abstract_inverted_index":{"Abstract":[0],"A":[1],"new":[2,306,328],"design":[3,290],"of":[4,9,14,22,62,83,105,108,110,114,138,150,157,385,399],"an":[5,32,158,368],"intercept":[6,307,332],"valve":[7,34,49,144,153,163,167,186,205,237,279,289,308,318,401],"assembly":[8,309],"the":[10,102,106,111,128,236,240,252,373,383,396,400],"intermediate-pressure":[11],"turbine":[12,90,329,341],"part":[13],"greater":[15],"power":[16],"output":[17],"is":[18,52,86,146,367],"investigated":[19],"in":[20,71,92,101,117,127,316],"terms":[21],"pressure":[23,57,198,217,223,228,297,301,314,349],"losses":[24,58,315],"and":[25,59,77,164,171,183,201,214,255,264,343,387],"flow":[26,69,181,241,249,268,357,374],"fluctuations":[27,350],"by":[28,67,134,178,210],"using":[29,135,211],"measurement":[30],"on":[31,348],"experimental":[33,143],"model.":[35],"In":[36,194,219,272],"addition,":[37],"numerical":[38,262],"simulations":[39,123],"are":[40,65,244,251,259,334],"used":[41],"to":[42,54,73,196,221,247,274,338,377],"further":[43],"clarify":[44],"measured":[45,209],"phenomena.":[46],"For":[47,80],"such":[48],"assemblies,":[50],"it":[51,85],"important":[53,88],"exactly":[55],"predict":[56],"avoid":[60],"danger":[61],"vibrations,":[63],"which":[64,189,243,355],"caused":[66],"undesirable":[68],"fluctuations,":[70,224,242],"order":[72,195,220,273],"guarantee":[74],"valve\u2019s":[75],"efficiency":[76,342],"operational":[78,397],"reliability.":[79],"this":[81,276,305],"type":[82],"valve,":[84],"especially":[87],"for":[89,295,304,326],"operations":[91],"partial":[93],"loads":[94],"(off-design":[95],"conditions).":[96],"Measurements":[97],"were":[98,124,176,208,230,233,270,282,360],"carried":[99,125],"out":[100,126],"Aerodynamic":[103],"laboratory":[104],"Institute":[107],"Thermomechanics":[109],"Czech":[112],"Academy":[113],"Sciences":[115],"(IT)":[116],"a":[118,136,147,151,161,165,179,184,248,267,286,288,296,300,381],"modular":[119],"aerodynamic":[120],"tunnel.":[121],"Numerical":[122],"Doosan":[129],"Skoda":[130],"Power":[131],"Company":[132],"(DSP)":[133],"package":[137],"ANSYS":[139],"software":[140],"tools.":[141],"The":[142],"model":[145,149,303],"scaled":[148],"real":[152],"assembly.":[154],"It":[155,362],"consists":[156],"inlet":[159],"pipeline,":[160],"stop":[162],"control":[166,185],"including":[168],"its":[169],"diffuser":[170],"outlet":[172],"pipeline.":[173],"Measured":[174],"regimes":[175],"defined":[177],"mass":[180],"rate":[182],"cone":[187],"lift":[188],"can":[190,320,391,402],"be":[191,292,311,321,378,392,403],"precisely":[192],"changed.":[193],"investigate":[197],"loses,":[199],"total":[200],"static":[202,216],"pressures":[203],"at":[204,354],"characteristic":[206],"locations":[207,265],"Prandtl":[212],"probes":[213],"wall":[215],"taps.":[218],"measure":[222],"Kulite":[225],"fast":[226],"response":[227],"transducers":[229],"used.":[231,335],"They":[232],"situated":[234],"near":[235],"throat":[238],"where":[239,330,372],"strongly":[245],"related":[246],"separation,":[250],"most":[253],"visible":[254],"influential.":[256],"Measurement":[257],"results":[258,263],"compared":[260],"with":[261,266,323],"separation":[269],"found.":[271],"reduce":[275,344],"phenomenon,":[277],"different":[278],"seat":[280],"angles":[281],"also":[283],"tested.":[284],"As":[285,380],"result,":[287,382],"could":[291,310],"optimized":[293],"and,":[294],"loss":[298,302],"prediction,":[299],"created.":[312],"Therefore,":[313],"similar":[317],"assemblies":[319],"predicted":[322,393],"required":[324],"accuracy":[325],"each":[327],"modern":[331],"valves":[333],"This":[336],"helps":[337],"increase":[339],"steam":[340],"fuel":[345],"consumption.":[346],"Based":[347],"results,":[351],"operating":[352,369,389],"conditions":[353,390],"dangerous":[356,388],"instabilities":[358],"occur":[359],"identified.":[361],"was":[363],"concluded":[364],"that":[365,395],"there":[366],"condition":[370],"border":[371],"field":[375],"starts":[376],"unstable.":[379],"areas":[384],"safe":[386],"so":[394],"reliability":[398],"guaranteed.":[404]},"counts_by_year":[{"year":2021,"cited_by_count":1}],"updated_date":"2026-11-01T11:40:01.658920","created_date":"2021-03-01T00:00:00"}