{"id":16993,"date":"2018-03-09T09:04:51","date_gmt":"2018-03-09T09:04:51","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/metodos-modales-para-el-estudio-de-inestabilidades-en-reactores-nucleares-bwr\/"},"modified":"2018-03-09T09:04:51","modified_gmt":"2018-03-09T09:04:51","slug":"metodos-modales-para-el-estudio-de-inestabilidades-en-reactores-nucleares-bwr","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/metodos-modales-para-el-estudio-de-inestabilidades-en-reactores-nucleares-bwr\/","title":{"rendered":"M\u00e9todos modales para el estudio de inestabilidades en reactores nucleares bwr"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Rafael Miro Herrero <\/strong><\/h2>\n<p>Esta tesis se centra en el estudio de las oscilaciones termohidraulico-neutr\u00f3nicos, en donde existe un fuerte acoplamiento entre los procesos termohidr\u00e1ulicos y neutr\u00f3nicos a trav\u00e9s de la reactividad de realimentaci\u00f3n por huecos, con el objetivo de contribuir a la comprensi\u00f3n de las condiciones bajo las cuales cabe esperar oscilaciones regionales de potencia, y mejorar los m\u00e9todos que se tienen para describir y detectar estas oscilaciones, para lo cu\u00e1l se usa el an\u00e1lisis modal.  la ecuaci\u00f3n de la difusi\u00f3n en estado estacionario, o ecuaci\u00f3n de los modos lambda, se deduce a partir de la ecuaci\u00f3n de la difusi\u00f3n dependiente del tiempo, utiliz\u00e1ndose el m\u00e9todo de arnaldi con reinicio impl\u00edcito (iram) para resolver el problema algebraico de autovalores que surge tras discretizar la ecuaci\u00f3n de los modos lambda con un m\u00e9todo nodal.  se desarrolla la teor\u00eda necesaria para integrar la ecuaci\u00f3n de la difusi\u00f3n neutr\u00f3nica dependiente del tiempo con un m\u00e9todo modal con actualizaci\u00f3n, as\u00ed como los fundamentos te\u00f3ricos sobre el c\u00e1lculo y an\u00e1lisis de reactividades de realimentaci\u00f3n, la descomposici\u00f3n modal de la potencia y su aplicaci\u00f3n a la descomposici\u00f3n de las se\u00f1ales de monitores de registro de potencial local (lprm).  los m\u00e9todos nodales desarrollados en esta tesis se han implementado en un c\u00f3digo computacional 3d (modkin) que, previa validaci\u00f3n, se ha utilizado en el estudio de la central nuclear sueca de ringhals y de la central suiza de leibtadt.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>M\u00e9todos modales para el estudio de inestabilidades en reactores nucleares bwr<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 M\u00e9todos modales para el estudio de inestabilidades en reactores nucleares bwr <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Rafael Miro Herrero <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Valencia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 23\/05\/2002<\/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>Gumersindo Verdu Martin<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: dieter Hennig <\/li>\n<li>vicente Emilio Vidal gimeno (vocal)<\/li>\n<li>Rafael Macian Juan (vocal)<\/li>\n<li>enrique Silvestre mora (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Rafael Miro Herrero Esta tesis se centra en el estudio de las oscilaciones termohidraulico-neutr\u00f3nicos, en donde existe [&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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