{"id":83790,"date":"2024-03-29T12:00:00","date_gmt":"2024-03-29T11:00:00","guid":{"rendered":"https:\/\/www.immo-invest.ch\/?p=83790"},"modified":"2024-07-03T10:57:17","modified_gmt":"2024-07-03T08:57:17","slug":"eth-forscht-an-natuerlichen-waermedaemmern","status":"publish","type":"post","link":"https:\/\/www.immo-invest.ch\/fr\/eth-forscht-an-natuerlichen-waermedaemmern\/","title":{"rendered":"L&rsquo;ETH m\u00e8ne des recherches sur les isolants thermiques naturels"},"content":{"rendered":"<p class=\"bodytext\">Des chercheurs de l&rsquo;\u00c9cole polytechnique f\u00e9d\u00e9rale de Zurich<a href=\"https:\/\/ethz.ch\/de.html\" target=\"_blank\" rel=\"noopener\">(EPFZ<\/a>) ont test\u00e9 des isolants naturels dans le cadre d&rsquo;un projet. Comme l&rsquo;indique un <a href=\"https:\/\/ethz.ch\/de\/news-und-veranstaltungen\/eth-news\/news\/2024\/03\/mit-stroh-und-hanf-zu-klimafreundlichen-renovationen.html\" target=\"_blank\" rel=\"noopener\">article<\/a>, le groupe dirig\u00e9 par Guillaume Habert, professeur de construction durable, et Bruno Sudret, professeur de risque, de s\u00e9curit\u00e9 et de quantification des incertitudes, a trouv\u00e9 de nouvelles approches \u00e0 cet effet. Six b\u00e2timents \u00e0 r\u00e9nover, construits entre 1911 et 1988, ont \u00e9t\u00e9 \u00e9tudi\u00e9s. Outre le remplacement des syst\u00e8mes de chauffage \u00e0 \u00e9nergie fossile par des syst\u00e8mes durables tels que les pompes \u00e0 chaleur ou l&rsquo;\u00e9nergie solaire, l&rsquo;\u00e9tude s&rsquo;est concentr\u00e9e sur l&rsquo;isolation thermique. Diff\u00e9rents mat\u00e9riaux d&rsquo;isolation traditionnels comme le PSE, la laine de verre, la laine de roche ou les fibres de cellulose ont \u00e9t\u00e9 consid\u00e9r\u00e9s en comparaison avec des mat\u00e9riaux naturels comme la paille et le chanvre.<\/p>\n<p class=\"bodytext\">\u00ab\u00a0Les \u00e9missions de CO2 li\u00e9es \u00e0 la fabrication des mat\u00e9riaux d&rsquo;isolation traditionnels sont parfois tr\u00e8s \u00e9lev\u00e9es et leur utilisation dans le cadre de la r\u00e9novation des b\u00e2timents annule en partie l&rsquo;effet positif obtenu par la r\u00e9duction de la consommation d&rsquo;\u00e9nergie\u00a0\u00bb, explique Guillaume Habert, cit\u00e9 dans l&rsquo;article. \u00ab\u00a0Les mat\u00e9riaux de construction issus de mati\u00e8res premi\u00e8res renouvelables \u00e9mettent beaucoup moins de gaz \u00e0 effet de serre. Ils ont en outre l&rsquo;avantage d&rsquo;absorber le CO2 de l&rsquo;atmosph\u00e8re pendant leur croissance et de le stocker ensuite \u00e0 long terme dans le b\u00e2timent\u00a0\u00bb<\/p>\n<p class=\"bodytext\">La modification du syst\u00e8me de chauffage et l&rsquo;isolation thermique correspondante avec des mat\u00e9riaux naturels peuvent r\u00e9duire les \u00e9missions de gaz \u00e0 effet de serre de 87%, explique l&rsquo;\u00e9tude.<\/p>\n<p class=\"bodytext\">Cette \u00e9tude a \u00e9t\u00e9 r\u00e9alis\u00e9e en collaboration avec la Haute \u00e9cole sp\u00e9cialis\u00e9e de Suisse occidentale<a href=\"https:\/\/www.hes-so.ch\/de\/startseite\" target=\"_blank\" rel=\"noopener\">(HES-SO<\/a>) d&rsquo;Yverdon-les-Bains (VD) et l&rsquo;<a href=\"https:\/\/www.chalmers.se\/en\/\" target=\"_blank\" rel=\"noopener\">\u00c9cole polytechnique Chalmers<\/a> de G\u00f6teborg.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Des chercheurs de l&rsquo;\u00c9cole polytechnique f\u00e9d\u00e9rale de Zurich (ETH) ont men\u00e9 un projet sur l&rsquo;utilisation de la paille et du chanvre comme isolants thermiques. Le bilan montre une r\u00e9duction significative des \u00e9missions de CO2 lors de la fabrication de ces mat\u00e9riaux isolants.<\/p>\n","protected":false},"author":2,"featured_media":83730,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"pmpro_default_level":"0","_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":[22699,743,9652],"tags":[2199,2669,1157,45708],"class_list":["post-83790","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-durabilite","category-immonews-fr","category-renovation","tag-klima-fr","tag-renovierung-fr","tag-sanierung-fr","tag-untersuchungen-fr","pmpro-has-access"],"acf":{"bild_mit_ki_erstellt_worden":[],"lead":"Des chercheurs de l'\u00c9cole polytechnique f\u00e9d\u00e9rale de Zurich (ETH) ont men\u00e9 un projet sur l'utilisation de la paille et du chanvre comme isolants thermiques. Le bilan montre une r\u00e9duction significative des \u00e9missions de CO2 lors de la fabrication de ces mat\u00e9riaux isolants.","autor":"ce\/ww, Bild: ETHZ \/ Atelier Schmidt","ort":"Z\u00fcrich ","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=\"Des chercheurs de l&#039;\u00c9cole polytechnique f\u00e9d\u00e9rale de Zurich (ETH) ont men\u00e9 un projet sur l&#039;utilisation de la paille et du chanvre comme isolants thermiques. 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