{"id":18496,"date":"2023-06-19T10:31:49","date_gmt":"2023-06-19T08:31:49","guid":{"rendered":"http:\/\/cedrat-technologies.com\/produit\/robustesse-des-techniques-shm-basees-sur-les-ondes-de-lamb\/"},"modified":"2023-07-20T11:20:19","modified_gmt":"2023-07-20T09:20:19","slug":"robustesse-des-techniques-shm-basees-sur-les-ondes-de-lamb","status":"publish","type":"product","link":"https:\/\/cedrat-technologies.com\/fr\/produit\/robustesse-des-techniques-shm-basees-sur-les-ondes-de-lamb\/","title":{"rendered":"Robustesse des techniques SHM bas\u00e9es sur les ondes de Lamb"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<p>Les am\u00e9liorations n\u00e9cessaires \u00e0 l&rsquo;actionnement des \u00e9l\u00e9ments pi\u00e9zo\u00e9lectriques et \u00e0 l&rsquo;efficacit\u00e9 et \u00e0 la robustesse du syst\u00e8me de mesure sont pr\u00e9sent\u00e9es comme une caract\u00e9ristique essentielle pour les applications de surveillance de l&rsquo;\u00e9tat des structures (SHM). Un module \u00e9lectronique (syst\u00e8me de d\u00e9tection des ondes Lamb : LWDS) permettant d&rsquo;utiliser chaque \u00e9l\u00e9ment pi\u00e9zo\u00e9lectrique d&rsquo;un r\u00e9seau soit en mode \u00e9mission, soit en mode r\u00e9ception, est pr\u00e9sent\u00e9. Le taux de commutation \u00e9lev\u00e9 entre ces deux \u00e9tats, pour chaque transducteur s\u00e9par\u00e9ment, est une am\u00e9lioration cl\u00e9 pour les m\u00e9thodes SHM. La robustesse de l&rsquo;int\u00e9gration du capteur est \u00e9galement \u00e9tudi\u00e9e en tenant compte de la taille des patchs et de la m\u00e9thode de collage. La courbe de dispersion coupl\u00e9e est introduite. La comparaison de la simulation FEM et des exp\u00e9riences du couplage pi\u00e9zo\u00e9l\u00e9ctrique est pr\u00e9sent\u00e9e. Ce travail fait partie du projet H2020 REMAP sur la planification adaptative de la maintenance des a\u00e9ronefs.<\/p>\n","protected":false},"featured_media":15140,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"yes"},"product_brand":[],"product_cat":[1491,1499,1464,1417,1408,1410],"product_tag":[],"class_list":{"0":"post-18496","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-domaine-fr","7":"product_cat-essais-mesures-fr","8":"product_cat-publications-fr","9":"product_cat-systemes-de-detection","10":"product_cat-transducteurs-ndt-shm","11":"product_cat-transducteurs-ultrasoniques","13":"first","14":"instock","15":"downloadable","16":"virtual","17":"purchasable","18":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product\/18496","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/comments?post=18496"}],"version-history":[{"count":0,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product\/18496\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/media\/15140"}],"wp:attachment":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/media?parent=18496"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product_brand?post=18496"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product_cat?post=18496"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product_tag?post=18496"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}