{"id":"https://openalex.org/W2033386045","doi":"https://doi.org/10.3390/e15083367","title":"Fluctuations in the Energetic Properties of a Spark-Ignition Engine Model with Variability","display_name":"Fluctuations in the Energetic Properties of a Spark-Ignition Engine Model with Variability","publication_year":2013,"publication_date":"2013-08-19","ids":{"openalex":"https://openalex.org/W2033386045","doi":"https://doi.org/10.3390/e15083367","mag":"2033386045"},"language":"en","primary_location":{"id":"doi:10.3390/e15083367","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e15083367","pdf_url":"https://www.mdpi.com/1099-4300/15/8/3277/pdf?version=1424785062","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"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":"Entropy","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1099-4300/15/8/3277/pdf?version=1424785062","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5029579636","display_name":"Pedro Curto-Risso","orcid":"https://orcid.org/0000-0002-7331-8621"},"institutions":[{"id":"https://openalex.org/I180910786","display_name":"Universidad de la Rep\u00fablica de Uruguay","ror":"https://ror.org/030bbe882","country_code":"UY","type":"education","lineage":["https://openalex.org/I180910786"]}],"countries":["UY"],"is_corresponding":false,"raw_author_name":"Pedro Curto-Risso","raw_affiliation_strings":["Instituto de Ingenier\u00eda Mec\u00e1nica y Producci\u00f3n Industrial, Universidad de la Rep\u00fablica, Montevideo 11300, Uruguay"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Ingenier\u00eda Mec\u00e1nica y Producci\u00f3n Industrial, Universidad de la Rep\u00fablica, Montevideo 11300, Uruguay","institution_ids":["https://openalex.org/I180910786"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081132079","display_name":"A. Medina","orcid":"https://orcid.org/0000-0001-9797-4909"},"institutions":[{"id":"https://openalex.org/I184999862","display_name":"Universidad de Salamanca","ror":"https://ror.org/02f40zc51","country_code":"ES","type":"education","lineage":["https://openalex.org/I184999862"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Alejandro Medina","raw_affiliation_strings":["Departamento de F\u00edsica Aplicada, Universidad de Salamanca, Salamanca 37008, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departamento de F\u00edsica Aplicada, Universidad de Salamanca, Salamanca 37008, Spain","institution_ids":["https://openalex.org/I184999862"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025013306","display_name":"A. Calvo Hern\u00e1ndez","orcid":"https://orcid.org/0000-0002-5058-0395"},"institutions":[{"id":"https://openalex.org/I184999862","display_name":"Universidad de Salamanca","ror":"https://ror.org/02f40zc51","country_code":"ES","type":"education","lineage":["https://openalex.org/I184999862"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Antonio Calvo-Hern\u00e1ndez","raw_affiliation_strings":["Departamento de F\u00edsica Aplicada and IUFFYM, Universidad de Salamanca, Salamanca 37008, Spain"],"raw_orcid":"https://orcid.org/0000-0002-5058-0395","affiliations":[{"raw_affiliation_string":"Departamento de F\u00edsica Aplicada and IUFFYM, Universidad de Salamanca, Salamanca 37008, Spain","institution_ids":["https://openalex.org/I184999862"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000237789","display_name":"Lev Guzm\u00e1n-Vargas","orcid":"https://orcid.org/0000-0003-3098-8796"},"institutions":[{"id":"https://openalex.org/I59361560","display_name":"Instituto Polit\u00e9cnico Nacional","ror":"https://ror.org/059sp8j34","country_code":"MX","type":"education","lineage":["https://openalex.org/I59361560"]}],"countries":["MX"],"is_corresponding":true,"raw_author_name":"Lev Guzm\u00e1n-Vargas","raw_affiliation_strings":["Unidad Profesional Interdisciplinaria en Ingenier\u00eda y Tecnolog\u00edas Avanzadas, Instituto Polit\u00e9cnico Nacional, Av. IPN 2580, L. Ticom\u00e1n, Mexico D.F. 07340, Mexico"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Unidad Profesional Interdisciplinaria en Ingenier\u00eda y Tecnolog\u00edas Avanzadas, Instituto Polit\u00e9cnico Nacional, Av. IPN 2580, L. Ticom\u00e1n, Mexico D.F. 07340, Mexico","institution_ids":["https://openalex.org/I59361560"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5041031923","display_name":"F. Angulo\u2010Brown","orcid":"https://orcid.org/0000-0002-7965-890X"},"institutions":[{"id":"https://openalex.org/I59361560","display_name":"Instituto Polit\u00e9cnico Nacional","ror":"https://ror.org/059sp8j34","country_code":"MX","type":"education","lineage":["https://openalex.org/I59361560"]}],"countries":["MX"],"is_corresponding":false,"raw_author_name":"Fernando Angulo-Brown","raw_affiliation_strings":["Departamento de F\u00edsica, Escuela Superior de F\u00edsica y Matem\u00e1ticas, Instituto Polit\u00e9cnico Nacional, Edif. No. 9 U.P. Zacatenco, Mexico D. F. 07738, Mexico"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departamento de F\u00edsica, Escuela Superior de F\u00edsica y Matem\u00e1ticas, Instituto Polit\u00e9cnico Nacional, Edif. No. 9 U.P. Zacatenco, Mexico D. F. 07738, Mexico","institution_ids":["https://openalex.org/I59361560"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5000237789"],"corresponding_institution_ids":["https://openalex.org/I59361560"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2165},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2165},"fwci":1.4101,"has_fulltext":true,"cited_by_count":6,"citation_normalized_percentile":{"value":0.80843081,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"15","issue":"8","first_page":"3277","last_page":"3296"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10553","display_name":"Combustion and flame dynamics","score":0.9983000159263611,"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/T10553","display_name":"Combustion and flame dynamics","score":0.9983000159263611,"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/T10117","display_name":"Advanced Combustion Engine Technologies","score":0.9965999722480774,"subfield":{"id":"https://openalex.org/subfields/1507","display_name":"Fluid Flow and Transfer Processes"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11520","display_name":"Advanced Thermodynamics and Statistical Mechanics","score":0.9952999949455261,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/combustion","display_name":"Combustion","score":0.5602256059646606},{"id":"https://openalex.org/keywords/scaling","display_name":"Scaling","score":0.5379913449287415},{"id":"https://openalex.org/keywords/mechanics","display_name":"Mechanics","score":0.467408686876297},{"id":"https://openalex.org/keywords/ignition-system","display_name":"Ignition system","score":0.4606388509273529},{"id":"https://openalex.org/keywords/thermodynamics","display_name":"Thermodynamics","score":0.43903157114982605},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.4333193302154541},{"id":"https://openalex.org/keywords/exponent","display_name":"Exponent","score":0.41971486806869507},{"id":"https://openalex.org/keywords/spark-ignition-engine","display_name":"Spark-ignition engine","score":0.4124670624732971},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.40703529119491577},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3962933421134949},{"id":"https://openalex.org/keywords/statistical-physics","display_name":"Statistical physics","score":0.37525609135627747},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.3307728171348572},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.22202882170677185},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.18279162049293518}],"concepts":[{"id":"https://openalex.org/C105923489","wikidata":"https://www.wikidata.org/wiki/Q133235","display_name":"Combustion","level":2,"score":0.5602256059646606},{"id":"https://openalex.org/C99844830","wikidata":"https://www.wikidata.org/wiki/Q102441924","display_name":"Scaling","level":2,"score":0.5379913449287415},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.467408686876297},{"id":"https://openalex.org/C159063594","wikidata":"https://www.wikidata.org/wiki/Q248382","display_name":"Ignition system","level":2,"score":0.4606388509273529},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.43903157114982605},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.4333193302154541},{"id":"https://openalex.org/C2780388253","wikidata":"https://www.wikidata.org/wiki/Q5421508","display_name":"Exponent","level":2,"score":0.41971486806869507},{"id":"https://openalex.org/C2777703250","wikidata":"https://www.wikidata.org/wiki/Q1651473","display_name":"Spark-ignition engine","level":3,"score":0.4124670624732971},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.40703529119491577},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3962933421134949},{"id":"https://openalex.org/C121864883","wikidata":"https://www.wikidata.org/wiki/Q677916","display_name":"Statistical physics","level":1,"score":0.37525609135627747},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3307728171348572},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.22202882170677185},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.18279162049293518},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.3390/e15083367","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e15083367","pdf_url":"https://www.mdpi.com/1099-4300/15/8/3277/pdf?version=1424785062","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"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":"Entropy","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:75a5257b66ff4b1e8deb4045ecefdbf0","is_oa":true,"landing_page_url":"https://doaj.org/article/75a5257b66ff4b1e8deb4045ecefdbf0","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":"Entropy, Vol 15, Iss 8, Pp 3277-3296 (2013)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/e15083367","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e15083367","pdf_url":"https://www.mdpi.com/1099-4300/15/8/3277/pdf?version=1424785062","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"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":"Entropy","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.8799999952316284,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321739","display_name":"Consejo Nacional de Ciencia y Tecnolog\u00eda","ror":"https://ror.org/059ex5q34"},{"id":"https://openalex.org/F4320322930","display_name":"Ministerio de Ciencia e Innovaci\u00f3n","ror":"https://ror.org/034900433"},{"id":"https://openalex.org/F4320324217","display_name":"Comisi\u00f3n de Operaci\u00f3n y Fomento de Actividades Acad\u00e9micas, Instituto Polit\u00e9cnico Nacional","ror":"https://ror.org/059sp8j34"},{"id":"https://openalex.org/F4320328269","display_name":"Universidad de Salamanca","ror":"https://ror.org/02f40zc51"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2033386045.pdf","grobid_xml":"https://content.openalex.org/works/W2033386045.grobid-xml"},"referenced_works_count":41,"referenced_works":["https://openalex.org/W1502985915","https://openalex.org/W1524537657","https://openalex.org/W1585040788","https://openalex.org/W1608736943","https://openalex.org/W1818803171","https://openalex.org/W1946330067","https://openalex.org/W1964526106","https://openalex.org/W1965012685","https://openalex.org/W1968181968","https://openalex.org/W1969745471","https://openalex.org/W1970773033","https://openalex.org/W1975996398","https://openalex.org/W1976971948","https://openalex.org/W1978684199","https://openalex.org/W1989141884","https://openalex.org/W1990843145","https://openalex.org/W2003915546","https://openalex.org/W2007294758","https://openalex.org/W2007326354","https://openalex.org/W2007799443","https://openalex.org/W2019020264","https://openalex.org/W2020743612","https://openalex.org/W2021478416","https://openalex.org/W2033633017","https://openalex.org/W2050908552","https://openalex.org/W2053479340","https://openalex.org/W2054244028","https://openalex.org/W2058350692","https://openalex.org/W2062922786","https://openalex.org/W2069377453","https://openalex.org/W2069546261","https://openalex.org/W2074070263","https://openalex.org/W2076952568","https://openalex.org/W2084893585","https://openalex.org/W2089573892","https://openalex.org/W2094605370","https://openalex.org/W2142294063","https://openalex.org/W2150855093","https://openalex.org/W2247332784","https://openalex.org/W2263613278","https://openalex.org/W4230402050"],"related_works":["https://openalex.org/W1484751800","https://openalex.org/W4293370477","https://openalex.org/W2970225200","https://openalex.org/W2065441244","https://openalex.org/W2175724669","https://openalex.org/W2032292264","https://openalex.org/W3197572193","https://openalex.org/W1979414196","https://openalex.org/W1981434583","https://openalex.org/W2016429737"],"abstract_inverted_index":{"We":[0,57],"study":[1],"the":[2,25,28,33,37,45,50,54,59,72,110,121,126,145,188,193,207],"energetic":[3],"functions":[4],"obtained":[5],"in":[6,76,109],"a":[7,16,95,106,155,171],"simulated":[8],"spark-ignited":[9],"engine":[10,175],"that":[11,135],"incorporates":[12],"cyclic":[13],"variability":[14],"through":[15],"quasi-dimensional":[17],"combustion":[18,81],"model.":[19,82],"Our":[20],"analyses":[21],"are":[22,152,202,214],"focused":[23],"on":[24],"effects":[26],"of":[27,32,40,71,112,128,144,174,185],"fuel-air":[29,101,117],"equivalence":[30],"ratio":[31,190],"mixture":[34],"simultaneously":[35],"over":[36],"cycle-to-cycle":[38],"fluctuations":[39,201],"heat":[41,113],"release":[42,114],"(QR)":[43],"and":[44,53,65,84,115,150,204,212],"performance":[46],"outputs,":[47],"such":[48],"as":[49,187],"power":[51,213],"(P)":[52],"efficiency":[55,211],"(QR).":[56],"explore":[58,125],"fluctuant":[60],"behavior":[61],"for":[62,141,170,210],"QR,":[63],"P":[64,83,149,166,196],"n":[66,85,151,168,198],"related":[67],"to":[68,105,124],"random":[69],"variations":[70],"basic":[73],"physical":[74],"parameters":[75],"an":[77],"entrainment":[78],"or":[79],"eddy-burning":[80],"show":[86],"triangle":[87],"shaped":[88],"first":[89],"return":[90],"maps,":[91],"while":[92],"QR":[93,137],"exhibits":[94],"structured":[96],"map,":[97],"especially":[98],"at":[99,130],"intermediated":[100],"ratios.":[102,118],"Structure":[103],"disappears":[104],"considerable":[107],"extent":[108],"case":[111],"close-to-stoichiometry":[116],"By":[119],"analyzing":[120],"fractal":[122],"dimension":[123],"presence":[127],"correlations":[129,140],"different":[131,183],"scales,":[132],"we":[133],"find":[134],"whereas":[136],"displays":[138],"short-range":[139],"intermediate":[142],"values":[143,209],"fuel":[146,189],"ratio,":[147],"both":[148],"characterized":[153],"by":[154],"single":[156],"scaling":[157],"exponent,":[158],"denoting":[159],"irregular":[160],"fluctuations.":[161],"A":[162],"novel":[163],"noisy":[164],"loop-shaped":[165],"vs.":[167,197],"plot":[169],"large":[172],"number":[173],"cycles":[176],"is":[177],"obtained.":[178],"This":[179],"plot,":[180],"which":[181],"evidences":[182],"levels":[184],"irreversibilities":[186],"changes,":[191],"becomes":[192],"observed":[194],"loop":[195],"curve":[199],"when":[200],"disregarded,":[203],"thus,":[205],"only":[206],"mean":[208],"considered.":[215]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2016-06-24T00:00:00"}
