{"id":152189,"date":"2026-03-30T11:30:00","date_gmt":"2026-03-30T09:30:00","guid":{"rendered":"https:\/\/www.immo-invest.ch\/?p=152189"},"modified":"2026-03-27T09:39:42","modified_gmt":"2026-03-27T08:39:42","slug":"3d-gedruckter-beton-speichert-co2-und-reduziert-ressourcenverbrauch","status":"publish","type":"post","link":"https:\/\/www.immo-invest.ch\/fr\/3d-gedruckter-beton-speichert-co2-und-reduziert-ressourcenverbrauch\/","title":{"rendered":"Le b\u00e9ton imprim\u00e9 en 3D stocke le CO\u2082 et r\u00e9duit la consommation de ressources"},"content":{"rendered":"<p class=\"bodytext\">Des chercheurs du laboratoire d&rsquo;ing\u00e9nierie structurelle de l&rsquo;Institut f\u00e9d\u00e9ral de recherche et d&rsquo;essai sur les mat\u00e9riaux (<a href=\"https:\/\/www.empa.ch\/web\/empa\/\" target=\"_blank\" rel=\"noopener\">Empa<\/a>) travaillent au d\u00e9veloppement d&rsquo;\u00e9l\u00e9ments en b\u00e9ton fabriqu\u00e9s \u00e0 l&rsquo;aide d&rsquo;une imprimante 3D. Selon un <a href=\"https:\/\/www.empa.ch\/web\/s604\/beton-aus-dem-3d-drucker\" target=\"_blank\" rel=\"noopener\">communiqu\u00e9<\/a>, ces \u00e9l\u00e9ments de construction sont stables sans armature traditionnelle en acier et ne contiennent pratiquement pas de ciment. Le mat\u00e9riau est cens\u00e9 stocker du dioxyde de carbone lors de son durcissement.<\/p>\n<p class=\"bodytext\">Ces travaux de recherche s&rsquo;inscrivent dans le cadre du projet europ\u00e9en CARBCOMN (Carbon-negative compression dominant structures for decarbonized and de-constructable concrete buildings). Outre l&rsquo;Empa, des chercheurs de l&rsquo;\u00c9cole polytechnique f\u00e9d\u00e9rale de Zurich (<a href=\"https:\/\/ethz.ch\/de.html\" target=\"_blank\" rel=\"noopener\">ETH<\/a>) ainsi que de la filiale de l&rsquo;Empa <a href=\"https:\/\/www.re-fer.eu\/\" target=\"_blank\" rel=\"noopener\">re-fer<\/a>, situ\u00e9e \u00e0 Seewen, et d&rsquo;autres partenaires europ\u00e9ens participent \u00e0 ce d\u00e9veloppement.<\/p>\n<p class=\"bodytext\">Le mat\u00e9riau destin\u00e9 \u00e0 l\u2019impression 3D provient de d\u00e9chets industriels recycl\u00e9s, tels que les scories d\u2019acier. Des formes g\u00e9om\u00e9triquement optimis\u00e9es sont produites selon un proc\u00e9d\u00e9 sp\u00e9cial. Des alliages \u00e0 m\u00e9moire de forme \u00e0 base de fer (Fe-SMA) de re-fer sont utilis\u00e9s comme armatures. Pour faire durcir ce b\u00e9ton, du dioxyde de carbone est inject\u00e9 dans une chambre de combustion, o\u00f9 il se lie chimiquement au m\u00e9lange de b\u00e9ton. \u00ab Nous combinons ici une expertise unique : l\u2019impression 3D, la performance structurelle et notre sp\u00e9cialit\u00e9, les alliages \u00e0 m\u00e9moire de forme \u00e0 base de fer \u00bb, d\u00e9clare Moslem Shahverdi, chercheur \u00e0 l\u2019Empa, dans le communiqu\u00e9. \u00ab D&rsquo;une part, nous utilisons des m\u00e9thodes de fabrication num\u00e9riques pour construire en pr\u00e9servant les ressources. D&rsquo;autre part, nous rempla\u00e7ons le ciment traditionnel par des liants \u00e0 faible empreinte carbone. \u00bb Les \u00e9l\u00e9ments en b\u00e9ton sont en outre con\u00e7us de mani\u00e8re \u00e0 pouvoir \u00eatre d\u00e9mont\u00e9s apr\u00e8s utilisation et r\u00e9utilis\u00e9s ailleurs.<\/p>\n<p class=\"bodytext\">Lanc\u00e9 en 2024, ce projet d\u2019une dur\u00e9e de quatre ans est financ\u00e9 dans le cadre <a href=\"https:\/\/research-and-innovation.ec.europa.eu\/funding\/funding-opportunities\/funding-programmes-and-open-calls\/horizon-europe_en\" target=\"_blank\" rel=\"noopener\">d\u2019Horizon Europe<\/a> et rassemble onze instituts de recherche et cabinets d\u2019architecture de premier plan issus de toute l\u2019Europe.\u00a0Selon le communiqu\u00e9, il s\u2019agit notamment de <a href=\"https:\/\/www.ugent.be\/en\" target=\"_blank\" rel=\"noopener\">l\u2019universit\u00e9 de Gand<\/a>, de <a href=\"https:\/\/www.tu-darmstadt.de\/\" target=\"_blank\" rel=\"noopener\">l\u2019universit\u00e9 technique de Darmstadt<\/a>, de <a href=\"https:\/\/www.upatras.gr\/en\/\" target=\"_blank\" rel=\"noopener\">l\u2019universit\u00e9<\/a> grecque <a href=\"https:\/\/www.upatras.gr\/en\/\" target=\"_blank\" rel=\"noopener\">de Patras<\/a>, ainsi que de <a href=\"https:\/\/www.zaha-hadid.com\/\" target=\"_blank\" rel=\"noopener\">Zaha Hadid Architects<\/a> \u00e0 Londres, de <a href=\"https:\/\/www.mcarchitects.it\/\" target=\"_blank\" rel=\"noopener\">Mario Cucinella Architects<\/a> \u00e0 Bologne et des entreprises <a href=\"https:\/\/www.tesis-srl.eu\/\" target=\"_blank\" rel=\"noopener\">Tesis<\/a> \u00e0 Penta di Fisciano (Italie), <a href=\"https:\/\/www.orbix.be\/en\" target=\"_blank\" rel=\"noopener\">orbix<\/a> \u00e0 Genk et <a href=\"https:\/\/www.incremental3d.eu\/\" target=\"_blank\" rel=\"noopener\">incremental 3D<\/a> \u00e0 Innsbruck.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Des chercheurs suisses collaborent avec des partenaires europ\u00e9ens pour mettre au point des \u00e9l\u00e9ments en b\u00e9ton fabriqu\u00e9s \u00e0 l&rsquo;aide d&rsquo;une imprimante 3D. Le mat\u00e9riau utilis\u00e9 est pratiquement exempt de ciment et peut stocker du dioxyde de carbone lors de son durcissement.<\/p>\n","protected":false},"author":2,"featured_media":152190,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_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":[22699,8747,743,22357],"tags":[58013,57204,872,3931,58014,2002],"class_list":["post-152189","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-durabilite","category-energie","category-immonews-fr","category-industrie-du-batiment","tag-3d-druck-beton","tag-co2-speicherung-2","tag-immoinvest-fr","tag-immonews-fr","tag-nachhaltiger-beton","tag-news-fr"],"acf":{"bild_mit_ki_erstellt_worden":["Ja"],"lead":"Des chercheurs suisses collaborent avec des partenaires europ\u00e9ens pour mettre au point des \u00e9l\u00e9ments en b\u00e9ton fabriqu\u00e9s \u00e0 l'aide d'une imprimante 3D. Le mat\u00e9riau utilis\u00e9 est pratiquement exempt de ciment et peut stocker du dioxyde de carbone lors de son durcissement.","autor":"ce\/ww","ort":"D\u00fcbendorf ZH\/Z\u00fcrich\/Seewen SZ","bildunterschrift":"","zusammenfassung":"","bild_im_grid":false,"gallerie":"","newsim":""},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"Des chercheurs suisses collaborent avec des partenaires europ\u00e9ens pour mettre au point des \u00e9l\u00e9ments en b\u00e9ton fabriqu\u00e9s \u00e0 l&#039;aide d&#039;une imprimante 3D. 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