{"id":14773,"date":"2023-01-11T12:55:47","date_gmt":"2023-01-11T11:55:47","guid":{"rendered":"https:\/\/www.cerege.fr\/?page_id=14773"},"modified":"2023-02-28T16:01:35","modified_gmt":"2023-02-28T15:01:35","slug":"applications-modelisation-experimentale-dacoustique","status":"publish","type":"page","link":"https:\/\/www.cerege.fr\/fr\/equipements\/poles-techniques\/modelisation-acoustique\/applications-modelisation-experimentale-dacoustique\/","title":{"rendered":"Applications Mod\u00e9lisation exp\u00e9rimentale &#038; d&#8217;Acoustique"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"14773\" class=\"elementor elementor-14773\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5add149d elementor-section-full_width elementor-section-height-min-height elementor-section-height-default elementor-section-items-middle\" data-id=\"5add149d\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3eb159f\" data-id=\"3eb159f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2d5aaba3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2d5aaba3\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-29b0ef4a\" data-id=\"29b0ef4a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-32164142 elementor-widget elementor-widget-shortcode\" data-id=\"32164142\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\"><nav aria-label=\"breadcrumbs\">\n            <div class=\"breadcrumb-container theme1\">\n                <ol>\n                                    <\/ol>\n            <\/div>\n        <\/nav>    <script type=\"application\/ld+json\">\n        {\n            \"@context\": \"http:\/\/schema.org\",\n            \"@type\": \"BreadcrumbList\",\n            \"itemListElement\": [\n                            ]\n        }\n    <\/script>\n   \n    <script>\n            <\/script>\n<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-40887e4a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"40887e4a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-wide\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-d84e3c7\" data-id=\"d84e3c7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-657af594 elementor-widget elementor-widget-text-editor\" data-id=\"657af594\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>L&#8217;int\u00e9r\u00eat de ce p\u00f4le est qu&#8217;il nous permet d&#8217;\u00e9tudier des ph\u00e9nom\u00e8nes ondulatoires complexes, lorsque la longueur d&#8217;onde est proche de la taille des h\u00e9t\u00e9rog\u00e9n\u00e9it\u00e9s dans le cas de milieux h\u00e9t\u00e9rog\u00e8nes poreux multiphasiques, milieux al\u00e9atoires ou granulaires, que la th\u00e9orie ou les mod\u00e8les uniquement num\u00e9riques ne permettent pas de simuler. Il permet, de plus, de d\u00e9velopper des outils de mesures sp\u00e9cifiques (sonar, sondeur de s\u00e9diment Ultra Haute R\u00e9solution, outil endoscopique, ..), mais aussi des algorithmes de tomographie ou de traitement directement validables en cuve acoustique, par des exp\u00e9riences facilement reproductibles. Les probl\u00e8mes envisag\u00e9s vont de l&#8217;acoustique sous-marine \u00e0 la sismique marine ou terrestre, de l&#8217;instabilit\u00e9 des pentes aux milieux fractur\u00e9s \u00e9volutif, des milieux incluant des cavit\u00e9s poreuses, aux milieux \u00e0 porosit\u00e9s variables.<\/p><p>Les avantages d&#8217;un tel laboratoire sont d&#8217;une part :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-224bb1cf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"224bb1cf\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-extended\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-7a26c82f\" data-id=\"7a26c82f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1e003a3a elementor-widget elementor-widget-image\" data-id=\"1e003a3a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.cerege.fr\/wp-content\/uploads\/2023\/02\/Multiple_Scatering-scaled.jpg\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-4bdee280\" data-id=\"4bdee280\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-36b8a407 elementor-widget elementor-widget-heading\" data-id=\"36b8a407\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">La mise \u00e0 l'\u00e9chelle de ph\u00e9nom\u00e8nes g\u00e9ophysiques<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-56e00a5a elementor-widget elementor-widget-text-editor\" data-id=\"56e00a5a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Incluant des ph\u00e9nom\u00e8nes chimiques, biologiques ou biophysiques (\u00e9cosyst\u00e8mes s\u00e9dimentaires) facilement reproductibles, et peu co\u00fbteux compar\u00e9s aux \u00e9tudes grandeurs r\u00e9elles de campagne en mer, ou de g\u00e9oexploration sismique de terrain ; et d&#8217;autre part :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6e0e6cbf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6e0e6cbf\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-2cf59601\" data-id=\"2cf59601\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-425b91cc elementor-widget elementor-widget-image\" data-id=\"425b91cc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"425\" height=\"265\" src=\"https:\/\/www.cerege.fr\/wp-content\/uploads\/2023\/02\/ecosystem-sediment-GS-2a.jpg\" class=\"attachment-large size-large wp-image-16863\" alt=\"\" srcset=\"https:\/\/www.cerege.fr\/wp-content\/uploads\/2023\/02\/ecosystem-sediment-GS-2a.jpg 425w, https:\/\/www.cerege.fr\/wp-content\/uploads\/2023\/02\/ecosystem-sediment-GS-2a-300x187.jpg 300w, https:\/\/www.cerege.fr\/wp-content\/uploads\/2023\/02\/ecosystem-sediment-GS-2a-18x12.jpg 18w\" sizes=\"(max-width: 425px) 100vw, 425px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-21aa5532\" data-id=\"21aa5532\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7193bb6e elementor-widget elementor-widget-heading\" data-id=\"7193bb6e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">L'acquisition rapide de donn\u00e9es compatibles aux exp\u00e9riences de terrain<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-227efb26 elementor-widget elementor-widget-text-editor\" data-id=\"227efb26\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Et ainsi contr\u00f4ler et \u00e9tudier des ph\u00e9nom\u00e8nes ondulatoires complexes \u00e9volutifs avec prise en compte d&#8217;effets tridimensionnels.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>L&#8217;int\u00e9r\u00eat de ce p\u00f4le est qu&#8217;il nous permet d&#8217;\u00e9tudier des ph\u00e9nom\u00e8nes ondulatoires complexes, lorsque la longueur d&#8217;onde est proche de la taille des h\u00e9t\u00e9rog\u00e9n\u00e9it\u00e9s dans le cas de milieux h\u00e9t\u00e9rog\u00e8nes [&hellip;]<\/p>\n","protected":false},"author":551,"featured_media":1865,"parent":9343,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-14773","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"publishpress_future_action":{"enabled":false,"date":"2026-04-15 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