{"id":36961,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/un-metodo-de-segmentacion-para-el-analisis-de-circuitos-de-microondas-mediante-el-uso-combinado-del-metodo-de-elementos-finitos-en-3-d-y-analisis-modal\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"un-metodo-de-segmentacion-para-el-analisis-de-circuitos-de-microondas-mediante-el-uso-combinado-del-metodo-de-elementos-finitos-en-3-d-y-analisis-modal","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-tecnologicas\/un-metodo-de-segmentacion-para-el-analisis-de-circuitos-de-microondas-mediante-el-uso-combinado-del-metodo-de-elementos-finitos-en-3-d-y-analisis-modal\/","title":{"rendered":"Un metodo de segmentacion para el analisis de circuitos de microondas mediante el uso combinado del metodo de elementos finitos en 3-d y analisis modal."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jes\u00fas Rubio Ruiz <\/strong><\/h2>\n<p>Se presenta un m\u00e9todo de an\u00e1lisis de circuitos pasivos de microondas basado en la t\u00e9cnica de segmentaci\u00f3n.  estructuras complejas tridimensionales se dividen en regiones cuyas puertas se corresponden con gu\u00edas de onda.  en cada puerta se realiza la expansi\u00f3n del campo en t\u00e9rminos de los modos de estas gu\u00edas. La combinaci\u00f3n del m\u00e9todo de an\u00e1lisis modal con el mef-2-d(mef2-d\/am) permite analizar eficientemente cascadas de discontinuidades en gu\u00eda de onda, en tanto que su utilizaci\u00f3n conjunta con el mef 3d (mef 3-d\/am) se aplica al estudio de regiones tridimensionales complejas de tama\u00f1o reducido. Como paso previo, se desarrollan elementos covariantes 2-d y 3-d de distintos \u00f3rdenes y se comparan entre s\u00ed con el fin de elegir el elemento a utilizar en el mef 3-d\/am. Para la implementaci\u00f3n del mef 3- d\/am se propone una nueva formulaci\u00f3n que se muestra muy eficiente en el an\u00e1lisis multimodo de regiones reducidas. Esta formulaci\u00f3n proporciona la matriz de admitancia generalizada (mag) y, a partir de \u00e9sta, la matriz de dispersi\u00f3n multimodo multipuerta (mdmm). La respuesta global del circuito se obtiene conectando las mdmms obtenidas. Para aumentar las posibilidades de an\u00e1lisis se realiza la extensi\u00f3n del m\u00e9todo al estudio de regiones con puertas radiales. Como aplicaci\u00f3n se analizan diferentes dispositivos de microondas.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Un metodo de segmentacion para el analisis de circuitos de microondas mediante el uso combinado del metodo de elementos finitos en 3-d y analisis modal.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Un metodo de segmentacion para el analisis de circuitos de microondas mediante el uso combinado del metodo de elementos finitos en 3-d y analisis modal. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jes\u00fas Rubio Ruiz <\/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\/1998<\/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>Juan Zapata Ferrer<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jaime Esteban Marzo <\/li>\n<li>Francisco Medina Mena (vocal)<\/li>\n<li>Manuel Felipe C\u00e1tedra P\u00e9rez (vocal)<\/li>\n<li>Antonio Garcia Pino (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jes\u00fas Rubio Ruiz Se presenta un m\u00e9todo de an\u00e1lisis de circuitos pasivos de microondas basado en la [&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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