{"id":36958,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/metodologia-de-estimacion-automatica-de-parametros-de-suelos-arenosos\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"metodologia-de-estimacion-automatica-de-parametros-de-suelos-arenosos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/matematicas\/metodologia-de-estimacion-automatica-de-parametros-de-suelos-arenosos\/","title":{"rendered":"Metodolog\u00eda de estimacion automatica de parametros de suelos arenosos."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Ramon Rodriguez-pons  Esparver <\/strong><\/h2>\n<p>El trabajo que se presenta en esta memoria establece una metodolog\u00eda de interpretaci\u00f3n autom\u00e1tica del ensayo presiom\u00e9trico que se puede emplear en el dise\u00f1o geot\u00e9cnico con eficacia. Dicha metodolog\u00eda requiere por un lado modelos constitutivos que sean capaces de reproducir la respuesta del ensayo en el medio considerado -en el caso que nos ocupa, suelos arenosos-, y por otro, m\u00e9todos de identificaci\u00f3n de los par\u00e1metros caracter\u00edsticos del material a partir de los datos experimentales.  se han aplicado varias t\u00e9cnicas de identificaci\u00f3n de par\u00e1metros a dos modelos de comportamiento diferentes de la respuesta presiom\u00e9trica en medios arenosos. Uno de ellos es un modelo anal\u00edtico el\u00e1stico no lineal (ferreira, 1992) y el otro un modelo elastopl\u00e1stico cl\u00e1sico (druker-prager, 1952).  en lo que se refiere a los algoritmos de minimizaci\u00f3n se ha empleado un m\u00e9todo del tipo gaus-newton (marquardt, 1963) y un m\u00e9todo de b\u00fasqueda directa (box, 1974).  tambi\u00e9n se han considerado los llamados m\u00e9todos de recocido simulado (kirkpatrick, 1984). Tras el proceso de minimizaci\u00f3n de la funci\u00f3n objetivo se ha llevado a cabo un an\u00e1lisis de incertidumbre de los par\u00e1metros obtenidos mediante dos t\u00e9cnicas: el c\u00e1lculo de la desviaci\u00f3n t\u00edpica (nash, 1987) y la t\u00e9cnica de jackknife (efron, 1982).  los datos que se emplean para llevar a cabo y validar esta metodolog\u00eda proceden de un conjunto de ensayos presiom\u00e9tricos (sbp) drenados realizados en celda de calibraci\u00f3n con arenas del ticino (belloti et al, 1987).  con todo ello se ha desarrollado un c\u00f3digo de ordenador que incluye diferentes t\u00e9cnicas de estimaci\u00f3n autom\u00e1tica de par\u00e1metros geot\u00e9cnicos a partir del ensayo presiom\u00e9trico. Este c\u00f3digo puede ser f\u00e1cilmente ampliado para la determinaci\u00f3n de otros par\u00e1metros correspondientes a otros ensayos geot\u00e9cnicos o geomec\u00e1nicos.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Metodolog\u00eda de estimacion automatica de parametros de suelos arenosos.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Metodolog\u00eda de estimacion automatica de parametros de suelos arenosos. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Ramon Rodriguez-pons  Esparver <\/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>Francisco Javier Elorza Tenreiro<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Francisco Michavila Pitarch <\/li>\n<li>Anastasio Pedro Santos Yanguas (vocal)<\/li>\n<li>Jes\u00fas Carrera Ram\u00edrez (vocal)<\/li>\n<li>Rafael Alejandro Montenegro Armas (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Ramon Rodriguez-pons Esparver El trabajo que se presenta en esta memoria establece una metodolog\u00eda de interpretaci\u00f3n autom\u00e1tica [&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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