{"id":59559,"date":"2018-03-09T22:47:25","date_gmt":"2018-03-09T22:47:25","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/analisis-no-lineal-de-losas-sin-vigas-de-hormigon-armado-y-pretensado-modelo-general-y-experimentacion-numerica\/"},"modified":"2018-03-09T22:47:25","modified_gmt":"2018-03-09T22:47:25","slug":"analisis-no-lineal-de-losas-sin-vigas-de-hormigon-armado-y-pretensado-modelo-general-y-experimentacion-numerica","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/tecnologia-del-hormigon\/analisis-no-lineal-de-losas-sin-vigas-de-hormigon-armado-y-pretensado-modelo-general-y-experimentacion-numerica\/","title":{"rendered":"An\u00e1lisis no lineal de losas sin vigas de hormig\u00f3n armado y pretensado. modelo general y experimentaci\u00f3n num\u00e9rica"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Eduardo Delfino Pedoja Angold <\/strong><\/h2>\n<p>En la primera parte de esta tesis, cap\u00edtulos 1 a 7, se desarrolla un modelo num\u00e9rico que interpreta el comportamiento de una losa de hormig\u00f3n armado y pretensado, bajo solicitaciones biaxiales.   se contempla la no linealidad mec\u00e1nica del hormig\u00f3n, la fisuraci\u00f3n y los efectos reol\u00f3gicos, mediante ecuaciones constitutivas debidamente calibradas y ensambladas mediante el modelo multicapa.  con esto se elabora un elemento finito triangular de 3 nodos y 15 grados de libertad que modeliza a una losa de hormig\u00f3n armado.  los cables de pretensado no adherentes, se representan como elementos unifilares.  los efectos de segundo orden, tanto en los elementos como en los cables se tienen en cuenta mediante un m\u00e9todo simplificado.  una vez desarrolladas las ecuaciones, se implementa un programa de c\u00e1lculo que permite resolver losas con cualquier forma, condici\u00f3n de borde y carga, considerando todos los efectos mencionados.  en la segunda parte de la tesis (cap\u00edtulo 8), se procede a la experimentaci\u00f3n num\u00e9rica sobre 41 casos de losas (la mayor parte losas sin vigas) de hormig\u00f3n armado y pretensado. Se analiza la influencia de factores tales como la resistencia a la flexotracci\u00f3n del hormig\u00f3n, la cuant\u00eda y distribuci\u00f3n de las armaduras activa y pasiva y los efectos reol\u00f3gicos y de segundo orden.  por \u00faltimo, en el cap\u00edtulo 9, se explicitan algunos conceptos sobre el comportamiento de las losas sin vigas y se extraen conclusiones pr\u00e1cticas de car\u00e1cter general, dirigidas a proyectistas y constructores.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>An\u00e1lisis no lineal de losas sin vigas de hormig\u00f3n armado y pretensado. modelo general y experimentaci\u00f3n num\u00e9rica<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 An\u00e1lisis no lineal de losas sin vigas de hormig\u00f3n armado y pretensado. modelo general y experimentaci\u00f3n num\u00e9rica <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Eduardo Delfino Pedoja Angold <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Navarra<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 29\/06\/2007<\/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 Murcia Vela<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: eduardo Bayo perez <\/li>\n<li>Juan  Antonio Sobrino almunia (vocal)<\/li>\n<li>Jos\u00e9 Antonio Torroja cavanillas (vocal)<\/li>\n<li>angel Arteaga iriarte (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Eduardo Delfino Pedoja Angold En la primera parte de esta tesis, cap\u00edtulos 1 a 7, se desarrolla [&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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