{"id":139113,"date":"2025-09-09T08:40:00","date_gmt":"2025-09-09T06:40:00","guid":{"rendered":"https:\/\/www.immo-invest.ch\/?p=139113"},"modified":"2025-09-08T13:34:07","modified_gmt":"2025-09-08T11:34:07","slug":"effizienz-im-holzbau-dank-statik","status":"publish","type":"post","link":"https:\/\/www.immo-invest.ch\/fr\/effizienz-im-holzbau-dank-statik\/","title":{"rendered":"L&rsquo;efficacit\u00e9 de la construction en bois gr\u00e2ce \u00e0 la statique"},"content":{"rendered":"\n\n<p class=\"wp-block-paragraph\">La construction \u00e0 ossature bois marque des points en tant qu&rsquo;alternative durable au b\u00e9ton. Un probl\u00e8me se pose toutefois dans la planification statique. Jusqu&rsquo;\u00e0 pr\u00e9sent, les murs avec fen\u00eatres \u00e9taient consid\u00e9r\u00e9s comme \u00ab\u00a0statistiquement invisibles\u00a0\u00bb, car il n&rsquo;existait pas de donn\u00e9es fiables sur leur comportement structurel. La planification, l&rsquo;utilisation des mat\u00e9riaux et les co\u00fbts en souffraient.<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Essais \u00e0 grande \u00e9chelle pour une meilleure efficacit\u00e9 des mat\u00e9riaux et des co\u00fbts<br><\/strong>Pour combler ce manque de connaissances, l&rsquo;Empa, la Haute \u00e9cole sp\u00e9cialis\u00e9e bernoise et l&rsquo;ETH Zurich ont lanc\u00e9 un projet de recherche commun, soutenu par l&rsquo;OFEV et des partenaires industriels. Dans la halle de construction de l&rsquo;Empa, des murs en bois sont soumis de mani\u00e8re cibl\u00e9e \u00e0 des charges horizontales extr\u00eames, ce qui permet d&rsquo;obtenir des donn\u00e9es pr\u00e9cieuses sur la capacit\u00e9 de charge des murs avec des ouvertures de fen\u00eatres. L&rsquo;objectif est d&rsquo;utiliser \u00e0 l&rsquo;avenir les valeurs de renforcement horizontal de tels \u00e9l\u00e9ments de mani\u00e8re fiable dans le quotidien des ing\u00e9nieurs.<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Moins de b\u00e9ton, plus de bois<br><\/strong>Les r\u00e9sultats sont int\u00e9gr\u00e9s dans un nouveau mod\u00e8le informatique simple. Les premiers r\u00e9sultats montrent que les murs avec fen\u00eatres contribuent \u00e9galement de mani\u00e8re significative au contreventement. Cela r\u00e9duit le besoin d&rsquo;ancrages en acier et de noyaux en b\u00e9ton et diminue les mat\u00e9riaux, le temps et les co\u00fbts de construction en bois. Il en r\u00e9sulte des constructions plus \u00e9conomiques et plus \u00e9cologiques.<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Coop\u00e9ration entre la recherche et l&rsquo;industrie<br><\/strong>L&rsquo;aspect pratique du nouveau mod\u00e8le est au centre des pr\u00e9occupations. Le mod\u00e8le de recherche complexe est traduit en une solution applicable \u00e0 la pratique de la planification dans le cadre d&rsquo;un dialogue \u00e9troit avec des partenaires industriels. Ainsi, les planificateurs, les investisseurs et les habitants en profitent tous.<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\">Gr\u00e2ce \u00e0 de nouvelles m\u00e9thodes d&rsquo;essai et \u00e0 des mod\u00e8les de calcul pour les murs de fen\u00eatres, le projet de recherche permet \u00e0 la construction en bois de faire un pas en avant, vers plus d&rsquo;efficacit\u00e9, de pr\u00e9servation des ressources et de force d&rsquo;innovation.<\/p>\n\n","protected":false},"excerpt":{"rendered":"<p>Un projet de recherche de l&rsquo;Empa, de la Haute \u00e9cole sp\u00e9cialis\u00e9e bernoise et de l&rsquo;ETH Zurich comble une lacune dans le calcul statique des constructions en bois. De nouveaux mod\u00e8les et des essais \u00e0 grande \u00e9chelle devraient permettre \u00e0 l&rsquo;avenir d&rsquo;utiliser les murs de fen\u00eatres comme \u00e9l\u00e9ments porteurs et de rendre les constructions en bois plus \u00e9conomiques et plus durables.<\/p>\n","protected":false},"author":2,"featured_media":139109,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"pmpro_default_level":"","_surecart_dashboard_logo_width":"180px","_surecart_dashboard_show_logo":true,"_surecart_dashboard_navigation_orders":true,"_surecart_dashboard_navigation_invoices":true,"_surecart_dashboard_navigation_subscriptions":true,"_surecart_dashboard_navigation_downloads":true,"_surecart_dashboard_navigation_billing":true,"_surecart_dashboard_navigation_account":true,"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[22699,743,22357,739,22303],"tags":[2600,914,872,3931,2002,54399],"class_list":["post-139113","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-durabilite","category-immonews-fr","category-industrie-du-batiment","category-projects","category-suisse","tag-forschung-fr","tag-holzbau-fr","tag-immoinvest-fr","tag-immonews-fr","tag-news-fr","tag-statik-fr","pmpro-has-access"],"acf":{"bild_mit_ki_erstellt_worden":[],"lead":"Un projet de recherche de l'Empa, de la Haute \u00e9cole sp\u00e9cialis\u00e9e bernoise et de l'ETH Zurich comble une lacune dans le calcul statique des constructions en bois. De nouveaux mod\u00e8les et des essais \u00e0 grande \u00e9chelle devraient permettre \u00e0 l'avenir d'utiliser les murs de fen\u00eatres comme \u00e9l\u00e9ments porteurs et de rendre les constructions en bois plus \u00e9conomiques et plus durables.","autor":"Quelle EMPA","ort":"","bildunterschrift":"","zusammenfassung":"","bild_im_grid":false,"gallerie":"","newsim":""},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Un projet de recherche de l&#039;Empa, de la Haute \u00e9cole sp\u00e9cialis\u00e9e bernoise et de l&#039;ETH Zurich comble une lacune dans le calcul statique des constructions en bois. De nouveaux mod\u00e8les et des essais \u00e0 grande \u00e9chelle devraient permettre \u00e0 l&#039;avenir d&#039;utiliser les murs de fen\u00eatres comme \u00e9l\u00e9ments porteurs et de rendre les constructions en bois plus \u00e9conomiques et plus durables.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"immovestuser\"\/>\n\t<meta name=\"google-site-verification\" content=\"fHJKvgWpZCR2zVBHWfkQeFXC11qieUSff0HGNYfuyLA\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.immo-invest.ch\/fr\/effizienz-im-holzbau-dank-statik\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.1.1\" \/>\n\t\t<meta property=\"og:locale\" content=\"fr_FR\" \/>\n\t\t<meta property=\"og:site_name\" content=\"immo!nvest - Die Plattform f\u00fcr Standorte und Immobilien - Die\u00a0Plattform f\u00fcr Standorte und Immobilien\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"L\u2019efficacit\u00e9 de la construction en bois gr\u00e2ce \u00e0 la statique - immo!nvest - Die Plattform f\u00fcr Standorte und Immobilien\" \/>\n\t\t<meta property=\"og:description\" content=\"Un projet de recherche de l&#039;Empa, de la Haute \u00e9cole sp\u00e9cialis\u00e9e bernoise et de l&#039;ETH Zurich comble une lacune dans le calcul statique des constructions en bois. De nouveaux mod\u00e8les et des essais \u00e0 grande \u00e9chelle devraient permettre \u00e0 l&#039;avenir d&#039;utiliser les murs de fen\u00eatres comme \u00e9l\u00e9ments porteurs et de rendre les constructions en bois plus \u00e9conomiques et plus durables.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/www.immo-invest.ch\/fr\/effizienz-im-holzbau-dank-statik\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/www.immo-invest.ch\/wp-content\/uploads\/2025\/09\/immo-invest-bauwirtschaft-projekte-nachhaltigkeit-holzbau-statik-forschung-schweiz.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/www.immo-invest.ch\/wp-content\/uploads\/2025\/09\/immo-invest-bauwirtschaft-projekte-nachhaltigkeit-holzbau-statik-forschung-schweiz.png\" \/>\n\t\t<meta property=\"og:image:width\" content=\"1536\" \/>\n\t\t<meta property=\"og:image:height\" content=\"768\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2025-09-09T06:40:00+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2025-09-08T11:34:07+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/people\/Immoinvest\/100077962920504\/\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:site\" content=\"@i\" \/>\n\t\t<meta name=\"twitter:title\" content=\"L\u2019efficacit\u00e9 de la construction en bois gr\u00e2ce \u00e0 la statique - immo!nvest - Die Plattform f\u00fcr Standorte und Immobilien\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Un projet de recherche de l&#039;Empa, de la Haute \u00e9cole sp\u00e9cialis\u00e9e bernoise et de l&#039;ETH Zurich comble une lacune dans le calcul statique des constructions en bois. 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