{"id":12346,"date":"2020-07-30T10:29:44","date_gmt":"2020-07-30T08:29:44","guid":{"rendered":"http:\/\/navier-lab.fr\/?page_id=12346"},"modified":"2020-07-30T10:29:44","modified_gmt":"2020-07-30T08:29:44","slug":"comportements-differes-des-materiaux-du-genie-civil","status":"publish","type":"page","link":"https:\/\/navier-lab.fr\/en\/research\/multi-echelle\/comportements-differes-des-materiaux-du-genie-civil\/","title":{"rendered":"Comportements diff\u00e9r\u00e9s des mat\u00e9riaux du g\u00e9nie civil"},"content":{"rendered":"<p><section class=\"kc-elm kc-css-897801 kc_row\"><div class=\"kc-row-container  kc-container\"><div class=\"kc-wrap-columns\"><div class=\"kc-elm kc-css-939064 kc_col-sm-12 kc_column kc_col-sm-12\"><div class=\"kc-col-container\"><div class=\"kc-elm kc-css-454583 kc_text_block\"><\/p>\n<p style=\"text-align: right;\"><strong>Contact : <a href=\"\/equipe\/vandamme-matthieu\/\">Matthieu Vandamme<\/a><\/strong><\/p>\n<p>\n<\/div><div class=\"kc-elm kc-css-474940 kc_text_block\"><\/p>\n<p>Les mat\u00e9riaux du g\u00e9nie civil (b\u00e9tons, sols, roches,\u2026) fluent: sous charge m\u00e9canique constante, ils se d\u00e9forment au cours du temps. Ces propri\u00e9t\u00e9s de fluage peuvent avoir un impact significatif sur le comportement m\u00e9canique sur le long terme (pour une structure en b\u00e9ton pr\u00e9contraint, le fluage peut conduire \u00e0 une baisse de pr\u00e9contrainte sur plusieurs d\u00e9cennies) ou sur le tr\u00e8s long terme (sur les \u00e9chelles de temps pertinentes pour le stockage souterrain de d\u00e9chets nucl\u00e9aires, le fluage conduit \u00e0 des redistributions de contrainte dans la roche autour des colis) mais \u00e9galement sur le court terme (les propri\u00e9t\u00e9s de fluage impactent la propagation de fissures dans un mat\u00e9riau). Sous d\u2019autres types sollicitations (s\u00e9chage par exemple), des comportements diff\u00e9r\u00e9s (\u00e7.-\u00e0-d. \u00e9voluant au cours du temps) sont \u00e9galement observ\u00e9s. Le Laboratoire Navier travaille sur ces comportements diff\u00e9r\u00e9s, tant du point de vue exp\u00e9rimental que du point de vue de la mod\u00e9lisation.<\/p>\n<p>\n<\/div><\/div><\/div><\/div><\/div><\/section><section class=\"kc-elm kc-css-107332 kc_row\"><div class=\"kc-row-container  kc-container\"><div class=\"kc-wrap-columns\"><div class=\"kc-elm kc-css-136482 kc_col-sm-6 kc_column kc_col-sm-6\"><div class=\"kc-col-container\"><div class=\"kc-elm kc-css-585680 kc_text_block\"><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full aligncenter\" src=\"https:\/\/navier-lab.fr\/wp-content\/uploads\/2020\/07\/Conception-\u00e9co-orient\u00e9e_menu2.jpg\" alt=\"\" width=\"450\" height=\"219\" \/><\/p>\n<h2 style=\"text-align: center; margin-top: 0px;\"><a href=\"\/la-recherche\/multi-echelle\/comportements-differes-materiaux-genie-civil\/modelisation-des-comportements-differes-sur-le-tres-long-terme\/\">Mod\u00e9lisation des comportements diff\u00e9r\u00e9s sur le tr\u00e8s long terme<\/a><\/h2>\n<p>\n<\/div><\/div><\/div><div class=\"kc-elm kc-css-531101 kc_col-sm-6 kc_column kc_col-sm-6\"><div class=\"kc-col-container\"><div class=\"kc-elm kc-css-334022 kc_text_block\"><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full aligncenter\" src=\"https:\/\/navier-lab.fr\/wp-content\/uploads\/2020\/07\/Conception-\u00e9co-orient\u00e9e_menu2.jpg\" alt=\"\" width=\"450\" height=\"219\" \/><\/p>\n<h2 style=\"text-align: center; margin-top: 0px;\"><a href=\"\/la-recherche\/multi-echelle\/comportements-differes-materiaux-genie-civil\/origine-physique-des-comportements-differes\/\">Origine physique des comportements diff\u00e9r\u00e9s<\/a><\/h2>\n<p>\n<\/div><\/div><\/div><\/div><\/div><\/section><section class=\"kc-elm kc-css-533991 kc_row\"><div class=\"kc-row-container  kc-container\"><div class=\"kc-wrap-columns\"><div class=\"kc-elm kc-css-833051 kc_col-sm-6 kc_column kc_col-sm-6\"><div class=\"kc-col-container\"><div class=\"kc-elm kc-css-458455 kc_text_block\"><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full aligncenter\" src=\"https:\/\/navier-lab.fr\/wp-content\/uploads\/2020\/07\/Conception-\u00e9co-orient\u00e9e_menu2.jpg\" alt=\"\" width=\"450\" height=\"219\" \/><\/p>\n<h2 style=\"text-align: center; margin-top: 0px;\"><a href=\"\/la-recherche\/multi-echelle\/comportements-differes-materiaux-genie-civil\/caracterisation-plus-rapide-comportements-differes\/\">Caract\u00e9risation plus rapide des comportements diff\u00e9r\u00e9s<\/a><\/h2>\n<p>\n<\/div><\/div><\/div><div class=\"kc-elm kc-css-40456 kc_col-sm-6 kc_column kc_col-sm-6\"><div class=\"kc-col-container\"><\/div><\/div><\/div><\/div><\/section><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":12344,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-12346","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/navier-lab.fr\/en\/wp-json\/wp\/v2\/pages\/12346","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/navier-lab.fr\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/navier-lab.fr\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/navier-lab.fr\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/navier-lab.fr\/en\/wp-json\/wp\/v2\/comments?post=12346"}],"version-history":[{"count":1,"href":"https:\/\/navier-lab.fr\/en\/wp-json\/wp\/v2\/pages\/12346\/revisions"}],"predecessor-version":[{"id":12347,"href":"https:\/\/navier-lab.fr\/en\/wp-json\/wp\/v2\/pages\/12346\/revisions\/12347"}],"up":[{"embeddable":true,"href":"https:\/\/navier-lab.fr\/en\/wp-json\/wp\/v2\/pages\/12344"}],"wp:attachment":[{"href":"https:\/\/navier-lab.fr\/en\/wp-json\/wp\/v2\/media?parent=12346"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}