{"id":18429,"date":"2002-12-07T00:00:00","date_gmt":"2002-12-07T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/prediccion-de-vida-bajo-condiciones-de-fatiga-oxidacion-y-fluencia-en-componentes-de-centrales-termicas\/"},"modified":"2002-12-07T00:00:00","modified_gmt":"2002-12-07T00:00:00","slug":"prediccion-de-vida-bajo-condiciones-de-fatiga-oxidacion-y-fluencia-en-componentes-de-centrales-termicas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-tecnologicas\/prediccion-de-vida-bajo-condiciones-de-fatiga-oxidacion-y-fluencia-en-componentes-de-centrales-termicas\/","title":{"rendered":"Predicci\u00f3n de vida bajo condiciones de fatiga, oxidaci\u00f3n y fluencia en componentes de centrales t\u00e9rmicas"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Rodr\u00edguez Gonz\u00e1lez M. Roc\u00edo <\/strong><\/h2>\n<p>El objetivo general es desarrollar las herramientas de c\u00e1lculo necesarias para evaluar, de forma r\u00e1pida y fiable, el envejecimiento y el consumo de vida de aquellos componentes que se consideran cr\u00edticos en una central t\u00e9rmica, bajo las condiciones actuales de operaci\u00f3n o las que se deriven de modificaciones de la planta.  para ello, se aborda inicialmente la caracterizaci\u00f3n de los efectos internos presentes en los materiales causantes de la generaci\u00f3n de la mayor\u00eda de las microgriestas en el interior de los materiales. Las poblaciones de defectos se caracterizan para diversos materiales cuya distribuci\u00f3n de defectos se considera representativa de otros materiales similares. mediante un modelo de c\u00e1lculo estad\u00edstico se estima el defecto de mayor tama\u00f1o m\u00e1s probable en un componente de volumen conocido. Del mismo modo se ha determinado el tama\u00f1o del mayor defecto que aparecen en la superficie libre del componente.  por otra parte, se han efectuado simulaciones aceleradas de oxidaci\u00f3n isoterma en horno, a temperaturas comprendidas entre 550 y 650\u00c2\u00bac, y tiempos de mantenimiento inicialmente del orden de semanas y posteriormente del orden de horas, en atm\u00f3sfera de arg\u00f3n saturado en vapor de agua, condiciones \u00e9stas muy similares a las de operaci\u00f3n de determinados componentes de las plantas t\u00e9rmicas expuestos a ambiente agresivos distintos del aire, principalmente: agua y vapor de agua. El objeto de los ensayos es la determinaci\u00f3n de los siguientes par\u00e1metros cin\u00e9ticos: espesor de la capa de \u00f3xidos  y\/o ganancias en peso, energ\u00edas de activaci\u00f3n relacionadas con los mecanismos de oxidaci\u00f3n y profundidad del borde de granos afectada por la oxidaci\u00f3n. A los par\u00e1metros cin\u00e9ticos experimentales obtenidos se les ajustan ecuaciones en forma de ley de arrhenius. Los productos \u00f3xidos han sido identificados mediante diversas t\u00e9cnicas de an\u00e1lisis: microscop\u00eda \u00f3ptica, electr\u00f3nica y diracci\u00f3n de rayos x.  se ha elabor<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Predicci\u00f3n de vida bajo condiciones de fatiga, oxidaci\u00f3n y fluencia en componentes de centrales t\u00e9rmicas<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Predicci\u00f3n de vida bajo condiciones de fatiga, oxidaci\u00f3n y fluencia en componentes de centrales t\u00e9rmicas <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Rodr\u00edguez Gonz\u00e1lez M. Roc\u00edo <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Navarra<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 12\/07\/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>Antonio Martin Meizoso<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: manuel Fuentes p\u00e9rez <\/li>\n<li>dionisio Laverde cata\u00f1o (vocal)<\/li>\n<li>fran\u00ed\u00a7oise Nardou (vocal)<\/li>\n<li>samuel P\u00e9rez ram\u00edrez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Rodr\u00edguez Gonz\u00e1lez M. Roc\u00edo El objetivo general es desarrollar las herramientas de c\u00e1lculo necesarias para evaluar, de [&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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[332,9301,17749,1125,1126,2206],"tags":[18312,57178,57179,17940,57177,57180],"class_list":["post-18429","post","type-post","status-publish","format-standard","hentry","category-ciencias-tecnologicas","category-generacion-de-energia","category-navarra","category-propiedades-de-materiales","category-tecnologia-de-materiales","category-tecnologia-energetica","tag-antonio-martin-meizoso","tag-dionisio-laverde-catano","tag-franioise-nardou","tag-manuel-fuentes-perez","tag-rodriguez-gonzalez-m-rocio","tag-samuel-perez-ramirez"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/18429","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=18429"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/18429\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=18429"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=18429"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=18429"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}