{"id":70331,"date":"2023-12-14T08:15:00","date_gmt":"2023-12-14T07:15:00","guid":{"rendered":"https:\/\/www.immo-invest.ch\/?p=70331"},"modified":"2023-12-12T15:56:27","modified_gmt":"2023-12-12T14:56:27","slug":"eth-doktorand-fertigt-leichte-bauelemente-im-3d-druck","status":"publish","type":"post","link":"https:\/\/www.immo-invest.ch\/fr\/eth-doktorand-fertigt-leichte-bauelemente-im-3d-druck\/","title":{"rendered":"Un doctorant de l&rsquo;EPFZ fabrique des composants l\u00e9gers par impression 3D"},"content":{"rendered":"<p class=\"bodytext\">Dans le cadre de sa <a href=\"https:\/\/www.liebertpub.com\/doi\/10.1089\/3dp.2023.0183\" target=\"_blank\" rel=\"noopener\">th\u00e8se de doctorat<\/a>, Patrick Bedarf a fabriqu\u00e9 des \u00e9l\u00e9ments de construction l\u00e9gers et isolants dans le groupe <a href=\"https:\/\/ita.arch.ethz.ch\/de\/chairs\/digital-building-technologies.html\" target=\"_blank\" rel=\"noopener\">Technologies de construction num\u00e9rique<\/a> de l&rsquo;EPFZ du professeur Benjamin Dillenburger, en utilisant l&rsquo;impression 3D pour \u00e9conomiser des mat\u00e9riaux. Selon un <a href=\"https:\/\/ethz.ch\/de\/news-und-veranstaltungen\/eth-news\/news\/2023\/11\/leichte-und-isolierende-waende-aus-dem-3d-drucker.html\" target=\"_blank\" rel=\"noopener\">rapport<\/a> de l&rsquo;ETH, il a eu recours \u00e0 un mat\u00e9riau d&rsquo;isolation durable produit par la soci\u00e9t\u00e9 <a href=\"https:\/\/fenx.ch\/\" target=\"_blank\" rel=\"noopener\">FenX<\/a>, une spin-off de l&rsquo;ETH situ\u00e9e \u00e0 Turgi, \u00e0 partir de d\u00e9chets industriels tels que des cendres volantes.<\/p>\n<p class=\"bodytext\">\u00ab\u00a0Leur mousse min\u00e9rale est un mat\u00e9riau de construction innovant qui contribue \u00e0 une industrie plus respectueuse du climat\u00a0\u00bb, indique Bedarf. Et \u00ab\u00a0contrairement au coulage du b\u00e9ton, elle ne n\u00e9cessite pas de coffrage\u00a0\u00bb. Leur fabrication est tr\u00e8s co\u00fbteuse et ils ne sont que partiellement r\u00e9utilisables. En outre, les d\u00e9chets g\u00e9n\u00e9r\u00e9s par la production de g\u00e9om\u00e9tries complexes constituent \u00ab\u00a0un grand d\u00e9fi\u00a0\u00bb.<\/p>\n<p class=\"bodytext\">La combinaison de l&rsquo;impression 3D et de la robotique permet de former des \u00e9l\u00e9ments de construction complexes \u00e0 moindre co\u00fbt, selon M. Bedarf. Une <a href=\"https:\/\/www.youtube.com\/watch?v=BKyEJtRnXag\" target=\"_blank\" rel=\"noopener\">vid\u00e9o<\/a> montre qu&rsquo;au bout des bras robotis\u00e9s suspendus au plafond du laboratoire de recherche et de robotique Arch Tec Lab de l&rsquo;ETH, se trouvent des t\u00eates d&rsquo;impression \u00e0 partir desquelles le mat\u00e9riau est d\u00e9pos\u00e9 couche par couche. \u00ab\u00a0Nous programmons le chemin et leur indiquons o\u00f9 ils doivent passer et \u00e0 quelle vitesse. Et quelle quantit\u00e9 de mat\u00e9riau doit sortir de la t\u00eate d&rsquo;impression, en combien de temps et \u00e0 quel endroit\u00a0\u00bb, explique Bedarf.<\/p>\n<p class=\"bodytext\">Les <a href=\"https:\/\/dbt.arch.ethz.ch\/project\/airlements\/\" target=\"_blank\" rel=\"noopener\">Airlements<\/a> l\u00e9gers &#8211; un jeu de mots entre air et \u00e9l\u00e9ments &#8211; peuvent \u00eatre imprim\u00e9s en usine, puis apport\u00e9s sur le chantier et plac\u00e9s. Jusqu&rsquo;\u00e0 pr\u00e9sent, ils peuvent \u00eatre utilis\u00e9s comme paroi ext\u00e9rieure ou int\u00e9rieure isolante. Mais si l&rsquo;on remplit leur noyau creux de mousse plus dense, ils peuvent \u00e9galement remplir des fonctions portantes. \u00c0 la fin de leur cycle de vie, ils sont enti\u00e8rement recyclables. Chez FenX, les Airlements sont d\u00e9sormais d\u00e9velopp\u00e9s en commun.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Patrick Bedarf hat an der Eidgen\u00f6ssischen Technischen Hochschule Z\u00fcrich (ETH) aus nachhaltigem Mineralschaum, den die ETH-Ausgliederung FenX aus Industrieabf\u00e4llen produziert, im 3D-Druck stabile und isolierende Bauteile hergestellt. Auch diese k\u00f6nnen wieder restlos rezykliert werden.<\/p>\n","protected":false},"author":2,"featured_media":70294,"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":[743,8735],"tags":[2209],"class_list":["post-70331","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-immonews-fr","category-proptech-fr","tag-bauwesen-fr"],"acf":{"bild_mit_ki_erstellt_worden":[],"lead":"Patrick Bedarf hat an der Eidgen\u00f6ssischen Technischen Hochschule Z\u00fcrich (ETH) aus nachhaltigem Mineralschaum, den die ETH-Ausgliederung FenX aus Industrieabf\u00e4llen produziert, im 3D-Druck stabile und isolierende Bauteile hergestellt. Auch diese k\u00f6nnen wieder restlos rezykliert werden.","autor":"ce\/mm","ort":"Z\u00fcrich\/Turgi AG","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=\"Patrick Bedarf hat an der Eidgen\u00f6ssischen Technischen Hochschule Z\u00fcrich (ETH) aus nachhaltigem Mineralschaum, den die ETH-Ausgliederung FenX aus Industrieabf\u00e4llen produziert, im 3D-Druck stabile und isolierende Bauteile hergestellt. 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