{"id":25382,"date":"2025-08-27T15:27:26","date_gmt":"2025-08-27T15:27:26","guid":{"rendered":"https:\/\/support.buildsoft.eu\/docs\/diamonds\/calculations\/analyse-modale\/"},"modified":"2026-03-10T10:21:29","modified_gmt":"2026-03-10T10:21:29","slug":"analyse-modale","status":"publish","type":"docs","link":"https:\/\/support.buildsoft.eu\/fr\/docs\/diamonds\/calculations\/analyse-modale\/","title":{"rendered":"Analyse modale"},"content":{"rendered":"\n<p style=\"font-size:16px\">Une analyse modale permet de d\u00e9terminer les fr\u00e9quences propres et les modes propres de la structure. <\/p>\n\n<p style=\"font-size:16px\">Pour lancer une analyse modale :<\/p>\n\n<ul>\n<li>Cliquez sur <img decoding=\"async\" loading=\"lazy\" width=\"25\" height=\"27\" class=\"wp-image-6778\" style=\"width: 25px\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2021\/09\/KnopModalAnalysis.png\" alt=\"\" \/> ou allez dans le menu<em>&lsquo;Analyse &#8211; Analyse modale&rsquo;<\/em>.  <br \/>La bo\u00eete de dialogue suivante appara\u00eet:<\/li>\n<\/ul>\n\n<figure class=\"wp-block-image aligncenter size-full\"><a href=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/VensterModaleAnalyse.png\"><img decoding=\"async\" loading=\"lazy\" width=\"580\" height=\"698\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/VensterModaleAnalyse.png\" alt=\"\" class=\"wp-image-15607\" \/><\/a><\/figure>\n\n<ul>\n<li>Sp\u00e9cifiez <strong>le nombre de modes propres <\/strong>(et la fr\u00e9quence propre qui les accompagne) que vous souhaitez calculer.<\/li>\n\n\n\n<li>Param\u00e8tres avanc\u00e9s :\n<ul>\n<li>L&rsquo;option \u00ab Intervalle \u00bb vous permet de d\u00e9finir<strong> la gamme de fr\u00e9quences<\/strong> dans laquelle les fr\u00e9quences propres doivent \u00eatre calcul\u00e9es.<\/li>\n\n\n\n<li>Vous avez le choix entre <strong>deux types d&rsquo;amortissement:<\/strong>\n<ul>\n<li>L&rsquo;amortissement de Rayleigh: indiquez le taux d&rsquo;amortissement \u03be du premier et du second modes propres.<\/li>\n\n\n\n<li>Ou indiquez les taux d&rsquo;amortissement mesur\u00e9s pour chaque mode propre s\u00e9par\u00e9ment.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Choisissez <strong>le type de solveur<\/strong> que vous souhaitez utiliser.<\/li>\n\n\n\n<li>Choisissez le type de matrice de masse que vous souhaitez utiliser.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n<p style=\"font-size:16px\">Pour plus d&rsquo;informations sur la mani\u00e8re de r\u00e9aliser une analyse de mod\u00e8le, consultez <a href=\"https:\/\/support.buildsoft.eu\/knowledge-base\/how-to-do-a-modal-analysis\/\" data-type=\"URL\" data-id=\"https:\/\/support.buildsoft.eu\/knowledge-base\/how-to-do-a-modal-analysis\/\" target=\"_blank\" rel=\"noreferrer noopener\">cet article<\/a> ou le <a rel=\"noreferrer noopener\" href=\"https:\/\/app.livestorm.co\/buildsoft\/eigenfrequencies-and-modal-analysis-with-diamonds?utm_source=Livestorm+company+page\" target=\"_blank\">webinaire<\/a>. <\/p>\n","protected":false},"featured_media":0,"parent":23374,"menu_order":3,"comment_status":"closed","ping_status":"closed","template":"","doc_tag":[],"comment_count":0,"_links":{"self":[{"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/docs\/25382"}],"collection":[{"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/types\/docs"}],"replies":[{"embeddable":true,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/comments?post=25382"}],"version-history":[{"count":2,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/docs\/25382\/revisions"}],"predecessor-version":[{"id":25384,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/docs\/25382\/revisions\/25384"}],"up":[{"embeddable":true,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/docs\/23374"}],"next":[{"title":"Calcul des longueurs de flambement","link":"https:\/\/support.buildsoft.eu\/fr\/docs\/diamonds\/calculations\/calcul-des-longueurs-de-flambement\/","href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/docs\/25409"}],"prev":[{"title":"Analyse de la r\u00e9ponse thermique","link":"https:\/\/support.buildsoft.eu\/fr\/docs\/diamonds\/calculations\/analyse-de-la-reponse-thermique\/","href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/docs\/25385"}],"wp:attachment":[{"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/media?parent=25382"}],"wp:term":[{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/doc_tag?post=25382"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}