{"id":1938,"date":"2024-07-10T11:11:37","date_gmt":"2024-07-10T11:11:37","guid":{"rendered":"https:\/\/protasoftware.com\/fr\/wiki\/effets-du-seisme-vertical\/"},"modified":"2024-07-10T11:11:37","modified_gmt":"2024-07-10T11:11:37","slug":"effets-du-seisme-vertical","status":"publish","type":"wiki","link":"https:\/\/protasoftware.com\/fr\/support\/manuels-techniques\/effets-du-seisme-vertical\/","title":{"rendered":"Effets du s\u00e9isme vertical"},"content":{"rendered":"<h6><strong>R\u00e9sum\u00e9<\/strong><\/h6>\n<p>ProtaStructure prend en compte les effets du s\u00e9isme vertical dans le calcul selon deux m\u00e9thodes principales :<\/p>\n<p><strong>Approche statique approch\u00e9e<\/strong><br \/>Cette m\u00e9thode simplifie la prise en compte des effets sismiques verticaux. Elle repose sur un cas de charge gravitaire modifi\u00e9. Contrairement aux m\u00e9thodes qui int\u00e8grent les modes de vibration verticaux ou un spectre vertical d\u00e9di\u00e9, elle applique une fraction de l&rsquo;acc\u00e9l\u00e9ration spectrale horizontale aux charges gravitaires. Elle permet ainsi d&rsquo;approcher rapidement l&rsquo;action sismique verticale, sans analyses complexes. Elle est particuli\u00e8rement utile pour les estimations pr\u00e9liminaires de calcul et fournit des r\u00e9sultats fiables en moins de temps.<\/p>\n<p><strong>M\u00e9thode d&rsquo;analyse spectrale modale<\/strong><br \/>Pour une approche plus d\u00e9taill\u00e9e, cette m\u00e9thode prend en compte les modes de vibration verticaux de la structure et un spectre d&rsquo;acc\u00e9l\u00e9ration vertical. Ces param\u00e8tres permettent d&rsquo;\u00e9valuer plus pr\u00e9cis\u00e9ment la r\u00e9ponse d&rsquo;une structure \u00e0 l&rsquo;activit\u00e9 sismique verticale. Elle refl\u00e8te de fa\u00e7on r\u00e9aliste le comportement de la structure sous les forces verticales. Le calcul gagne ainsi en pr\u00e9cision.<\/p>\n<p>ProtaStructure fournit des recommandations d\u00e9taill\u00e9es pour utiliser ces m\u00e9thodes de <strong>calcul au s\u00e9isme vertical<\/strong>. Elles aident les utilisateurs \u00e0 optimiser la s\u00e9curit\u00e9 structurelle et \u00e0 respecter les normes applicables. Des ressources compl\u00e8tes figurent dans la documentation jointe pour appuyer une mise en \u0153uvre pr\u00e9cise et efficace du calcul.<\/p>\n<p>ProtaStructure est d\u00e9velopp\u00e9 par des ing\u00e9nieurs structure. Il s&rsquo;engage \u00e0 proposer des outils avanc\u00e9s pour un calcul s\u00fbr et efficace. La version 2025 \u00e9tend les capacit\u00e9s sismiques et la couverture des normes. Elle \u00e9tablit une nouvelle r\u00e9f\u00e9rence pour les logiciels d&rsquo;ing\u00e9nierie des structures. Des fonctions am\u00e9lior\u00e9es apportent des solutions robustes aux probl\u00e8mes complexes, dont les \u00e9valuations sismiques et les effets du s\u00e9isme vertical. Les ing\u00e9nieurs disposent ainsi des outils pour concevoir des structures plus s\u00fbres.<\/p>\n<p>Pour d\u00e9couvrir toutes les nouvelles capacit\u00e9s et la liste compl\u00e8te des normes de calcul prises en charge, consultez le document \u00ab <a href=\"https:\/\/protasoftware.com\/webinars\/important-new-features-enhancements-of-protastructure-2025\/\">Nouveaut\u00e9s de ProtaStructure Suite 2025<\/a> \u00bb sur notre site. Vous pouvez aussi consulter des projets r\u00e9alis\u00e9s dans notre <a href=\"https:\/\/protasoftware.com\/community\/projects-gallery\/\"><strong>Galerie de projets<\/strong><\/a>. Retrouvez des guides pratiques, des articles et une assistance imm\u00e9diate dans le <a href=\"https:\/\/support.protasoftware.com\/portal\/en\/home\"><strong>Centre d&rsquo;aide Prota<\/strong><\/a> pour mieux exploiter le logiciel.<\/p>\n<p>\t\t\t<a href=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2024\/11\/ProtaStructure-Design-Guide-Vertical-Earthquake-Effects-1.pdf\" target=\"_blank\" rel=\"noopener\"><br \/>\n    Ouvrir le document<br \/>\n<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>R\u00e9sum\u00e9 ProtaStructure prend en compte les effets du s\u00e9isme vertical dans le calcul selon deux m\u00e9thodes principales : Approche statique approch\u00e9eCette m\u00e9thode simplifie la prise&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"template":"","meta":{"_whitepaper_youtube_videos":"","_whitepaper_youtube_url":"","_whitepaper_youtube_thumbnail":"","footnotes":""},"categories":[36],"whitepaper_topic":[],"whitepaper_product":[],"whitepaper_type":[],"class_list":["post-1938","wiki","type-wiki","status-publish","hentry","category-seismic-capabilities"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.9 (Yoast SEO v27.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Calcul au s\u00e9isme vertical dans ProtaStructure<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez les m\u00e9thodes de ProtaStructure pour le calcul au s\u00e9isme vertical : une \u00e9valuation sismique pr\u00e9cise et des solutions structurelles s\u00fbres.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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