{"id":"https://openalex.org/W7225404572","doi":"https://doi.org/10.14445/23488360/ijme-v13i10p102","title":"Power Coefficient Variation of an H-Darrieus Turbine with S1046 Airfoils at Different Tip Speed Ratios","display_name":"Power Coefficient Variation of an H-Darrieus Turbine with S1046 Airfoils at Different Tip Speed Ratios","publication_year":2026,"publication_date":"2026-11-06","ids":{"openalex":"https://openalex.org/W7225404572","doi":"https://doi.org/10.14445/23488360/ijme-v13i10p102"},"language":"en","primary_location":{"id":"doi:10.14445/23488360/ijme-v13i10p102","doi":"https://doi.org/10.14445/23488360/ijme-v13i10p102","is_oa":true,"landing_page_url":"https://doi.org/10.14445/23488360/ijme-v13i10p102","pdf_url":"https://www.internationaljournalssrg.org/../IJME/2026/Volume13-Issue10/IJME-V13I10P102.pdf","source":{"id":"https://openalex.org/S4210178612","display_name":"International Journal of Mechanical Engineering","issn_l":"2348-8360","issn":["2348-8360","2349-9168"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Mechanical Engineering","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://www.internationaljournalssrg.org/../IJME/2026/Volume13-Issue10/IJME-V13I10P102.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5161073335","display_name":"Rogelio Mart\u00ednez Oropeza","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rogelio Mart\u00ednez Oropeza","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5121613109","display_name":"Juan Carlos Garc\u00eda","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I884181516","display_name":"Universidad Aut\u00f3noma del Estado de Morelos","ror":"https://ror.org/03rzb4f20","country_code":"MX","type":"education","lineage":["https://openalex.org/I884181516"]}],"countries":["MX"],"is_corresponding":false,"raw_author_name":"Juan Carlos Garc\u00eda","raw_affiliation_strings":["Centro de Investigaci\u00f3n en Ingenier\u00eda y Ciencias Aplicadas (CIICAp) , Universidad Aut\u00f3noma del Estado de Morelos (UAEM) , Morelos , M\u00e9xico"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centro de Investigaci\u00f3n en Ingenier\u00eda y Ciencias Aplicadas (CIICAp) , Universidad Aut\u00f3noma del Estado de Morelos (UAEM) , Morelos , M\u00e9xico","institution_ids":["https://openalex.org/I884181516"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5098656372","display_name":"Dulce Mar\u00eda Graciano","orcid":"https://orcid.org/0000-0003-2649-6844","observed_orcids":["https://orcid.org/0000-0003-2649-6844"]},"institutions":[{"id":"https://openalex.org/I884181516","display_name":"Universidad Aut\u00f3noma del Estado de Morelos","ror":"https://ror.org/03rzb4f20","country_code":"MX","type":"education","lineage":["https://openalex.org/I884181516"]}],"countries":["MX"],"is_corresponding":false,"raw_author_name":"Dulce Mar\u00eda Graciano","raw_affiliation_strings":["Centro de Investigaci\u00f3n en Ingenier\u00eda y Ciencias Aplicadas (CIICAp) , Universidad Aut\u00f3noma del Estado de Morelos (UAEM) , Morelos , M\u00e9xico"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centro de Investigaci\u00f3n en Ingenier\u00eda y Ciencias Aplicadas (CIICAp) , Universidad Aut\u00f3noma del Estado de Morelos (UAEM) , Morelos , M\u00e9xico","institution_ids":["https://openalex.org/I884181516"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5161120439","display_name":"Mart\u00edn Moreno Guzm\u00e1n","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mart\u00edn Moreno Guzm\u00e1n","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"13","issue":"10","first_page":"11","last_page":"21"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10680","display_name":"Wind Energy Research and Development","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10680","display_name":"Wind Energy Research and Development","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10944","display_name":"Turbomachinery Performance and Optimization","score":0.0005000000237487257,"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/T10740","display_name":"Wind Turbine Control Systems","score":0.0003000000142492354,"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/h-darrieus-turbine","display_name":"H-Darrieus turbine","score":0.9739999771118164},{"id":"https://openalex.org/keywords/vertical-axis-wind-turbine","display_name":"vertical axis wind turbine","score":0.9760000109672546},{"id":"https://openalex.org/keywords/power-coefficient","display_name":"power coefficient","score":0.8080000281333923},{"id":"https://openalex.org/keywords/tip-speed-ratio","display_name":"tip speed ratio","score":0.9800000190734863},{"id":"https://openalex.org/keywords/torque-coefficient","display_name":"torque coefficient","score":0.9829999804496765},{"id":"https://openalex.org/keywords/blade-aerodynamics","display_name":"blade aerodynamics","score":0.6019999980926514},{"id":"https://openalex.org/keywords/pressure-distribution","display_name":"pressure distribution","score":0.6549999713897705},{"id":"https://openalex.org/keywords/turbine-performance-optimization","display_name":"turbine performance optimization","score":0.3840000033378601}],"concepts":[{"id":"https://openalex.org/C112124176","wikidata":"https://www.wikidata.org/wiki/Q4698744","display_name":"Airfoil","level":2,"score":0.7020999789237976},{"id":"https://openalex.org/C13393347","wikidata":"https://www.wikidata.org/wiki/Q8424","display_name":"Aerodynamics","level":2,"score":0.6718999743461609},{"id":"https://openalex.org/C2778449969","wikidata":"https://www.wikidata.org/wiki/Q130760","display_name":"Turbine","level":2,"score":0.6618000268936157},{"id":"https://openalex.org/C2777512574","wikidata":"https://www.wikidata.org/wiki/Q1679092","display_name":"Tip-speed ratio","level":3,"score":0.6283000111579895},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.6115000247955322},{"id":"https://openalex.org/C1633027","wikidata":"https://www.wikidata.org/wiki/Q815820","display_name":"Computational fluid dynamics","level":2,"score":0.4668999910354614},{"id":"https://openalex.org/C38349280","wikidata":"https://www.wikidata.org/wiki/Q1434290","display_name":"Flow (mathematics)","level":2,"score":0.450300008058548},{"id":"https://openalex.org/C196558001","wikidata":"https://www.wikidata.org/wiki/Q190132","display_name":"Turbulence","level":2,"score":0.42480000853538513},{"id":"https://openalex.org/C41994538","wikidata":"https://www.wikidata.org/wiki/Q1260777","display_name":"Pressure coefficient","level":2,"score":0.4052000045776367},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3903999924659729},{"id":"https://openalex.org/C5804382","wikidata":"https://www.wikidata.org/wiki/Q752034","display_name":"Stall (fluid mechanics)","level":2,"score":0.38429999351501465},{"id":"https://openalex.org/C81063470","wikidata":"https://www.wikidata.org/wiki/Q1256787","display_name":"Rotational speed","level":2,"score":0.35600000619888306},{"id":"https://openalex.org/C161067210","wikidata":"https://www.wikidata.org/wiki/Q1464943","display_name":"Wind speed","level":2,"score":0.34529998898506165},{"id":"https://openalex.org/C132557482","wikidata":"https://www.wikidata.org/wiki/Q3299483","display_name":"Aerodynamic force","level":3,"score":0.3393999934196472},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.3222000002861023},{"id":"https://openalex.org/C20381859","wikidata":"https://www.wikidata.org/wiki/Q829511","display_name":"Turbine blade","level":3,"score":0.3190000057220459},{"id":"https://openalex.org/C150486481","wikidata":"https://www.wikidata.org/wiki/Q760106","display_name":"Lift coefficient","level":4,"score":0.31630000472068787},{"id":"https://openalex.org/C17281054","wikidata":"https://www.wikidata.org/wiki/Q193466","display_name":"Rotor (electric)","level":2,"score":0.31310001015663147},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.30480000376701355},{"id":"https://openalex.org/C97350970","wikidata":"https://www.wikidata.org/wiki/Q2296616","display_name":"Wells turbine","level":4,"score":0.2919999957084656},{"id":"https://openalex.org/C78600449","wikidata":"https://www.wikidata.org/wiki/Q43302","display_name":"Wind power","level":2,"score":0.2786000072956085},{"id":"https://openalex.org/C199104240","wikidata":"https://www.wikidata.org/wiki/Q118291","display_name":"Marine engineering","level":1,"score":0.2768999934196472},{"id":"https://openalex.org/C30399818","wikidata":"https://www.wikidata.org/wiki/Q5048830","display_name":"Casing","level":2,"score":0.27619999647140503},{"id":"https://openalex.org/C33493971","wikidata":"https://www.wikidata.org/wiki/Q3295893","display_name":"Mass flow","level":2,"score":0.27559998631477356},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.27219998836517334},{"id":"https://openalex.org/C140820882","wikidata":"https://www.wikidata.org/wiki/Q732722","display_name":"Vortex","level":2,"score":0.2721000015735626},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.27129998803138733},{"id":"https://openalex.org/C15476950","wikidata":"https://www.wikidata.org/wiki/Q7854776","display_name":"Turbulence kinetic energy","level":3,"score":0.2667999863624573},{"id":"https://openalex.org/C89838059","wikidata":"https://www.wikidata.org/wiki/Q623738","display_name":"Coefficient of variation","level":2,"score":0.26330000162124634},{"id":"https://openalex.org/C48753275","wikidata":"https://www.wikidata.org/wiki/Q11216","display_name":"Numerical analysis","level":2,"score":0.2574999928474426},{"id":"https://openalex.org/C500300565","wikidata":"https://www.wikidata.org/wiki/Q925667","display_name":"Computer simulation","level":2,"score":0.2567000091075897}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.14445/23488360/ijme-v13i10p102","doi":"https://doi.org/10.14445/23488360/ijme-v13i10p102","is_oa":true,"landing_page_url":"https://doi.org/10.14445/23488360/ijme-v13i10p102","pdf_url":"https://www.internationaljournalssrg.org/../IJME/2026/Volume13-Issue10/IJME-V13I10P102.pdf","source":{"id":"https://openalex.org/S4210178612","display_name":"International Journal of Mechanical Engineering","issn_l":"2348-8360","issn":["2348-8360","2349-9168"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Mechanical Engineering","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.14445/23488360/ijme-v13i10p102","doi":"https://doi.org/10.14445/23488360/ijme-v13i10p102","is_oa":true,"landing_page_url":"https://doi.org/10.14445/23488360/ijme-v13i10p102","pdf_url":"https://www.internationaljournalssrg.org/../IJME/2026/Volume13-Issue10/IJME-V13I10P102.pdf","source":{"id":"https://openalex.org/S4210178612","display_name":"International Journal of Mechanical Engineering","issn_l":"2348-8360","issn":["2348-8360","2349-9168"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Mechanical Engineering","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8485000133514404,"display_name":"Affordable and clean energy"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7225404572.pdf","grobid_xml":"https://content.openalex.org/works/W7225404572.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W3030142786","https://openalex.org/W4401506694","https://openalex.org/W3014248612","https://openalex.org/W1985077945","https://openalex.org/W7220181214","https://openalex.org/W7111149442","https://openalex.org/W4406963361","https://openalex.org/W2763671563","https://openalex.org/W2810023725","https://openalex.org/W2802187641"],"abstract_inverted_index":{"Vertical":[0],"Axis":[1],"Wind":[2],"Turbine":[3],"(VAWT)":[4],"efficiency":[5],"is":[6],"influenced":[7],"by":[8,139,148],"the":[9,23,37,40,46,52,64,70,84,89,102,110,141,161,186,229,238,245,248,251,259,264,267,271,281],"airfoils\u00b4":[10],"geometry":[11],"and":[12,31,51,91,108,150,177,231,250,274],"its":[13,61],"rotational":[14],"speed.":[15],"Previous":[16],"research":[17],"has":[18,72],"been":[19,74],"conducted":[20,122],"to":[21,100,158,209],"increase":[22],"Power":[24],"Coefficient":[25,54,175],"(Cp)":[26],"using":[27,97,123],"mainly":[28],"NACA":[29],"airfoils":[30,99],"reporting":[32],"cycle-averaged":[33],"performance":[34,115,265],"parameters.":[35],"However,":[36],"effect":[38,85,260],"of":[39,49,83,86,93,185,199,204,221,261,266,284],"Tip":[41],"Speed":[42],"Ratio":[43],"(TSR)":[44],"on":[45,88,263],"instantaneous":[47],"evolution":[48],"Cp":[50,90,107,192,211],"Torque":[53],"(Ct)":[55],"per":[56],"cycle,":[57],"as":[58,60,206,276],"well":[59],"relationship":[62],"with":[63,69,105,145,194],"flow":[65,235,252],"field":[66,214],"in":[67,130],"contact":[68],"blades,":[71],"not":[73],"fully":[75],"characterized.":[76],"This":[77,119],"paper":[78],"presents":[79],"a":[80,117,197,202,219,232,277],"numerical":[81,134],"study":[82],"TSR":[87,162,203,207,220,243,262],"Ct":[92],"an":[94],"H-Darrieus":[95,285],"turbine":[96,114,269],"S1046":[98],"identify":[101],"conditions":[103],"associated":[104],"maximum":[106,198],"explain":[109],"aerodynamic":[111,166,272],"mechanisms":[112],"governing":[113],"throughout":[116,270],"cycle.":[118],"evaluation":[120],"was":[121,137,189,224,253],"two-dimensional":[124],"transient":[125],"Computational":[126],"Fluid":[127],"Dynamics":[128],"(CFD)":[129],"ANSYS":[131],"Fluent.":[132],"The":[133,165,256],"model's":[135],"reliability":[136],"evaluated":[138],"comparing":[140],"predicted":[142],"Cp-TSR":[143],"values":[144],"those":[146],"reported":[147],"Hashem":[149],"Mohamed,":[151],"yielding":[152],"relative":[153],"differences":[154],"ranging":[155],"from":[156],"1.22%":[157],"5.96%":[159],"across":[160],"ranges":[163],"evaluated.":[164],"analysis":[167,215,273],"included:":[168],"turbulent":[169],"Kinetic":[170],"Energy":[171],"(\ud835\udc58)":[172],"contours,":[173],"Pressure":[174],"(Pc),":[176],"velocity":[178],"trajectory":[179],"lines":[180],"at":[181,201,218,241],"key":[182],"azimuthal":[183],"positions":[184],"rotation.":[187],"It":[188],"found":[190],"that":[191,217],"increases":[193],"TSR,":[195],"reaching":[196],"0.342":[200],"2.25;":[205],"continues":[208],"increase,":[210],"decreases.":[212],"Flow":[213],"showed":[216],"2.25,":[222],"there":[223],"better":[225],"pressure":[226],"distribution":[227],"around":[228],"blades":[230,249],"more":[233],"uniform":[234],"passage":[236],"through":[237],"turbine,":[239],"whereas":[240],"higher":[242],"values,":[244],"interaction":[246],"between":[247],"less":[254],"efficient.":[255],"results":[257],"show":[258],"rotating":[268],"serve":[275],"reference":[278],"for":[279],"selecting":[280],"operating":[282],"regime":[283],"turbines.":[286]},"counts_by_year":[],"updated_date":"2026-11-09T13:22:03.289127","created_date":"2026-11-07T00:00:00"}
