{"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&eacute;nierie structurelle de l&rsquo;Institut f&eacute;d&eacute;ral de recherche et d&rsquo;essai sur les mat&eacute;riaux (<a href=\"https:\/\/www.empa.ch\/web\/empa\/\" target=\"_blank\" rel=\"noopener\">Empa<\/a>) travaillent au d&eacute;veloppement d&rsquo;&eacute;l&eacute;ments en b&eacute;ton fabriqu&eacute;s &agrave; 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&eacute;<\/a>, ces &eacute;l&eacute;ments de construction sont stables sans armature traditionnelle en acier et ne contiennent pratiquement pas de ciment. Le mat&eacute;riau est cens&eacute; 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&eacute;en CARBCOMN (Carbon-negative compression dominant structures for decarbonized and de-constructable concrete buildings). Outre l&rsquo;Empa, des chercheurs de l&rsquo;&Eacute;cole polytechnique f&eacute;d&eacute;rale 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&eacute;e &agrave; Seewen, et d&rsquo;autres partenaires europ&eacute;ens participent &agrave; ce d&eacute;veloppement.<\/p>\n<p class=\"bodytext\">Le mat&eacute;riau destin&eacute; &agrave; l&rsquo;impression 3D provient de d&eacute;chets industriels recycl&eacute;s, tels que les scories d&rsquo;acier. Des formes g&eacute;om&eacute;triquement optimis&eacute;es sont produites selon un proc&eacute;d&eacute; sp&eacute;cial. Des alliages &agrave; m&eacute;moire de forme &agrave; base de fer (Fe-SMA) de re-fer sont utilis&eacute;s comme armatures. Pour faire durcir ce b&eacute;ton, du dioxyde de carbone est inject&eacute; dans une chambre de combustion, o&ugrave; il se lie chimiquement au m&eacute;lange de b&eacute;ton. &laquo; Nous combinons ici une expertise unique : l&rsquo;impression 3D, la <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Performance&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Wertentwicklung eines Portfolios&lt;\/div&gt;\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">performance<\/span> structurelle et notre sp&eacute;cialit&eacute;, les alliages &agrave; m&eacute;moire de forme &agrave; base de fer &raquo;, d&eacute;clare Moslem Shahverdi, chercheur &agrave; l&rsquo;Empa, dans le communiqu&eacute;. &laquo; D&rsquo;une part, nous utilisons des m&eacute;thodes de fabrication num&eacute;riques pour construire en pr&eacute;servant les ressources. D&rsquo;autre part, nous rempla&ccedil;ons le ciment traditionnel par des liants &agrave; faible empreinte carbone. &raquo; Les &eacute;l&eacute;ments en b&eacute;ton sont en outre con&ccedil;us de mani&egrave;re &agrave; pouvoir &ecirc;tre d&eacute;mont&eacute;s apr&egrave;s utilisation et r&eacute;utilis&eacute;s ailleurs.<\/p>\n<p class=\"bodytext\">Lanc&eacute; en 2024, ce projet d&rsquo;une dur&eacute;e de quatre ans est financ&eacute; 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&rsquo;Horizon Europe<\/a> et rassemble onze instituts de recherche et cabinets d&rsquo;architecture de premier plan issus de toute l&rsquo;Europe.&nbsp;Selon le communiqu&eacute;, il s&rsquo;agit notamment de <a href=\"https:\/\/www.ugent.be\/en\" target=\"_blank\" rel=\"noopener\">l&rsquo;universit&eacute; de Gand<\/a>, de <a href=\"https:\/\/www.tu-darmstadt.de\/\" target=\"_blank\" rel=\"noopener\">l&rsquo;universit&eacute; technique de Darmstadt<\/a>, de <a href=\"https:\/\/www.upatras.gr\/en\/\" target=\"_blank\" rel=\"noopener\">l&rsquo;universit&eacute;<\/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> &agrave; Londres, de <a href=\"https:\/\/www.mcarchitects.it\/\" target=\"_blank\" rel=\"noopener\">Mario Cucinella Architects<\/a> &agrave; Bologne et des entreprises <a href=\"https:\/\/www.tesis-srl.eu\/\" target=\"_blank\" rel=\"noopener\">Tesis<\/a> &agrave; Penta di Fisciano (Italie), <a href=\"https:\/\/www.orbix.be\/en\" target=\"_blank\" rel=\"noopener\">orbix<\/a> &agrave; Genk et <a href=\"https:\/\/www.incremental3d.eu\/\" target=\"_blank\" rel=\"noopener\">incremental 3D<\/a> &agrave; 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":{"pmpro_default_level":"","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","pmpro-has-access"],"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":"","bild_im_grid":false,"gallerie":"","newsim":""},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - 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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