{"id":8853,"date":"1995-01-01T00:00:00","date_gmt":"1995-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1995\/01\/01\/la-inestabilidad-oscilatoria-y-sus-aplicaciones-en-mecanica-de-fluidos-y-combustion\/"},"modified":"1995-01-01T00:00:00","modified_gmt":"1995-01-01T00:00:00","slug":"la-inestabilidad-oscilatoria-y-sus-aplicaciones-en-mecanica-de-fluidos-y-combustion","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/matematicas\/la-inestabilidad-oscilatoria-y-sus-aplicaciones-en-mecanica-de-fluidos-y-combustion\/","title":{"rendered":"La inestabilidad oscilatoria y sus aplicaciones en mecanica de fluidos y combustion"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Carlos Martel Escobar <\/strong><\/h2>\n<p>Se analiza la aparicion de la inestabilidad oscilatoria en sistema con una de sus dimensiones espaciales grande frente a la longitud de onda de la inestabilidad. Se producen dos trenes de ondas que se propagan en sentidos contrarios a lo largo de la dimension espacial grande. Se deducen ecuaciones de tipo ginzburg- landau para la evolucion debilmente no lineal de las amplitudes de los trenes de ondas y las condiciones de contorno apropiadas.  se analizan dos limites distintos dependiendo del tama\u00f1o del sistema y del parametro de bifurcacion. En el primero se tiene un problema parabolico no local cuyas soluciones se estudian para el caso de paredes perfectamente reflectoras y de paredes con coeficientes de reflexion muy grandes y muy peque\u00f1os. Para el segundo limite aparece una longitud caracteristica intermedia; para las soluciones sin este tipo de escalas se deduce un sistema hiperbolico no lineal cuyas soluciones estacionarias se analizan, asi como los comportamientos no estacionarios permanentes (periodicos, casiperiodicos y caoticos).  tambien se analiza la validez de este modelo hiperbolico y, por ultimo, se comparan los resultados obtenidos con los de los experimentos encontrados en la literatura.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>La inestabilidad oscilatoria y sus aplicaciones en mecanica de fluidos y combustion<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 La inestabilidad oscilatoria y sus aplicaciones en mecanica de fluidos y combustion <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Carlos Martel Escobar <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1995<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li> Vega De Prada Jos\u00e9 Manuel<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Amable Li\u00f1an Martinez <\/li>\n<li>Luis L\u00f3pez Bonilla (vocal)<\/li>\n<li>Manuel Garcia Velarde (vocal)<\/li>\n<li> Nicolas Gimeno Jos\u00e9 Antonio (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Carlos Martel Escobar Se analiza la aparicion de la inestabilidad oscilatoria en sistema con una de sus [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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