{"id":8772,"date":"2024-07-12T14:49:37","date_gmt":"2024-07-12T14:49:37","guid":{"rendered":"https:\/\/www.buildsoft.eu\/reference-projects\/showroom-van-hulle\/"},"modified":"2026-07-29T11:44:00","modified_gmt":"2026-07-29T11:44:00","slug":"showroom-van-hulle","status":"publish","type":"reference-project","link":"https:\/\/www.buildsoft.eu\/fr\/references\/showroom-van-hulle\/","title":{"rendered":"Showroom Van Hulle"},"content":{"rendered":"\n<p>Les nouveaux showrooms et bureaux Van Hulle Building Materials \u00e0 Tielt, con\u00e7us par le bureau d&rsquo;architecture Naert, reposent sur une ossature de colonnes et voiles en b\u00e9ton avec des dalles pr\u00e9contraintes pour les grandes port\u00e9es et porte-\u00e0-faux. Cobe a construit un mod\u00e8le 3D Diamonds principalement pour estimer l&rsquo;impact des charges de vent sur le noyau rigide et les voiles en b\u00e9ton et pour effectuer une descente de charges globale jusqu&rsquo;au niveau des fondations, et ce m\u00eame mod\u00e8le a r\u00e9v\u00e9l\u00e9 qu&rsquo;une grande ouverture centrale dans la dalle de toiture la laissait \u00e0 peine soutenue par le noyau, un probl\u00e8me r\u00e9solu en ajoutant un seul \u00e9l\u00e9ment de voile en b\u00e9ton suppl\u00e9mentaire, lui-m\u00eame soutenu par le noyau.<\/p>\n\n<h2 class=\"wp-block-heading\">Le projet<\/h2>\n\n<p>\u00ab Les nouveaux showrooms Van Hulle Building Materials et les bureaux attenants, un projet du bureau d&rsquo;architecture Naert, sont essentiellement une ossature de colonnes et de voiles en b\u00e9ton align\u00e9s sur les places de parking sous-jacentes \u00bb, explique Bruno De Maegd. \u00ab Les grandes port\u00e9es et porte-\u00e0-faux sont r\u00e9alis\u00e9s \u00e0 l&rsquo;aide de dalles pr\u00e9contraintes. L&rsquo;objectif principal du mod\u00e8le d&rsquo;analyse 3D Diamonds est donc d&rsquo;estimer l&rsquo;impact des charges de vent sur le noyau rigide et les voiles en b\u00e9ton du b\u00e2timent (et de calculer les quantit\u00e9s d&rsquo;armature n\u00e9cessaires) et d&rsquo;effectuer une descente de charges globale jusqu&rsquo;au niveau des fondations.<\/p>\n\n<h2 class=\"wp-block-heading\">Rep\u00e9rer et r\u00e9soudre un probl\u00e8me de rigidit\u00e9 de la dalle de toiture dans le m\u00eame mod\u00e8le<\/h2>\n\n<p>Ce type de mod\u00e8le d&rsquo;analyse 3D apporte toujours des enseignements et des solutions pr\u00e9cieux. Par exemple, la dalle de toiture du b\u00e2timent \u00e9tait \u00e0 peine soutenue par le noyau rigide en raison d&rsquo;une grande ouverture dans sa zone centrale. Cela se refl\u00e9tait dans les d\u00e9formations horizontales calcul\u00e9es par Diamonds. Ce qui est bien plus int\u00e9ressant, cependant, c&rsquo;est que Diamonds a fourni les \u00e9l\u00e9ments n\u00e9cessaires pour r\u00e9soudre efficacement ce probl\u00e8me, confirmant qu&rsquo;un \u00e9l\u00e9ment de voile en b\u00e9ton suppl\u00e9mentaire, soutenant la dalle de toiture et lui-m\u00eame soutenu par le noyau rigide, r\u00e9sout le probl\u00e8me. \u00bb<\/p>\n\n<h2 class=\"wp-block-heading\" id=\"FAQ\">FAQ<\/h2>\n<div class=\"wp-block-uagb-faq uagb-faq__outer-wrap uagb-block-31692949 uagb-faq-icon-row uagb-faq-layout-accordion uagb-faq-expand-first-true uagb-faq-inactive-other-true uagb-faq__wrap uagb-buttons-layout-wrap uagb-faq-equal-height     \" data-faqtoggle=\"true\" role=\"tablist\"><script type=\"application\/ld+json\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@type\":\"FAQPage\",\"@id\":\"https:\\\/\\\/www.buildsoft.eu\\\/fr\\\/references\\\/showroom-van-hulle\\\/\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Comment un mod\\u00e8le structurel 3D aide-t-il \\u00e0 r\\u00e9soudre un probl\\u00e8me de rigidit\\u00e9, et pas seulement \\u00e0 le d\\u00e9tecter ?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Une fois qu'un mod\\u00e8le 3D montre o\\u00f9 les d\\u00e9formations sont plus importantes que pr\\u00e9vu, comme une dalle de toiture \\u00e0 peine retenue par le noyau en raison d'une grande ouverture centrale, ce m\\u00eame mod\\u00e8le peut \\u00eatre utilis\\u00e9 pour tester directement une solution plut\\u00f4t que de proc\\u00e9der par t\\u00e2tonnement. Ajouter un voile en b\\u00e9ton suppl\\u00e9mentaire propos\\u00e9 dans le mod\\u00e8le et recalculer montre imm\\u00e9diatement si ce changement sp\\u00e9cifique ram\\u00e8ne les d\\u00e9formations horizontales dans une plage acceptable, sans n\\u00e9cessiter de calcul manuel s\\u00e9par\\u00e9 ni de nouveau mod\\u00e8le construit de z\\u00e9ro. C'est ce qui a permis \\u00e0 un seul \\u00e9l\\u00e9ment de voile suppl\\u00e9mentaire, reli\\u00e9 au noyau rigide existant, de r\\u00e9soudre ici le probl\\u00e8me de rigidit\\u00e9 de la dalle de toiture.\"}}]}<\/script><div class=\"wp-block-uagb-faq-child uagb-faq-child__outer-wrap uagb-faq-item uagb-block-87a05934 \" role=\"tab\" tabindex=\"0\"><div class=\"uagb-faq-questions-button uagb-faq-questions\">\t\t\t<span class=\"uagb-icon uagb-faq-icon-wrap\">\n\t\t\t\t\t\t\t\t<svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewBox= \"0 0 448 512\"><path d=\"M432 256c0 17.69-14.33 32.01-32 32.01H256v144c0 17.69-14.33 31.99-32 31.99s-32-14.3-32-31.99v-144H48c-17.67 0-32-14.32-32-32.01s14.33-31.99 32-31.99H192v-144c0-17.69 14.33-32.01 32-32.01s32 14.32 32 32.01v144h144C417.7 224 432 238.3 432 256z\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<span class=\"uagb-icon-active uagb-faq-icon-wrap\">\n\t\t\t\t\t\t\t\t<svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewBox= \"0 0 448 512\"><path d=\"M400 288h-352c-17.69 0-32-14.32-32-32.01s14.31-31.99 32-31.99h352c17.69 0 32 14.3 32 31.99S417.7 288 400 288z\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/span>\n\t\t\t<span class=\"uagb-question\">Comment un mod\u00e8le structurel 3D aide-t-il \u00e0 r\u00e9soudre un probl\u00e8me de rigidit\u00e9, et pas seulement \u00e0 le d\u00e9tecter ?<\/span><\/div><div class=\"uagb-faq-content\"><p>Une fois qu&rsquo;un mod\u00e8le 3D montre o\u00f9 les d\u00e9formations sont plus importantes que pr\u00e9vu, comme une dalle de toiture \u00e0 peine retenue par le noyau en raison d&rsquo;une grande ouverture centrale, ce m\u00eame mod\u00e8le peut \u00eatre utilis\u00e9 pour tester directement une solution plut\u00f4t que de proc\u00e9der par t\u00e2tonnement. Ajouter un voile en b\u00e9ton suppl\u00e9mentaire propos\u00e9 dans le mod\u00e8le et recalculer montre imm\u00e9diatement si ce changement sp\u00e9cifique ram\u00e8ne les d\u00e9formations horizontales dans une plage acceptable, sans n\u00e9cessiter de calcul manuel s\u00e9par\u00e9 ni de nouveau mod\u00e8le construit de z\u00e9ro. C&rsquo;est ce qui a permis \u00e0 un seul \u00e9l\u00e9ment de voile suppl\u00e9mentaire, reli\u00e9 au noyau rigide existant, de r\u00e9soudre ici le probl\u00e8me de rigidit\u00e9 de la dalle de toiture.<\/p><\/div><\/div><\/div>","protected":false},"author":6,"template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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