{"id":130311,"date":"2025-04-24T08:30:00","date_gmt":"2025-04-24T06:30:00","guid":{"rendered":"https:\/\/www.immo-invest.ch\/?p=130311"},"modified":"2025-04-09T10:12:33","modified_gmt":"2025-04-09T08:12:33","slug":"historische-technik-trifft-moderne-forschung","status":"publish","type":"post","link":"https:\/\/stage.immo-invest.ch\/fr\/historische-technik-trifft-moderne-forschung\/","title":{"rendered":"L&rsquo;ing\u00e9nierie historique rencontre la recherche moderne"},"content":{"rendered":"<p class=\"bodytext wp-block-paragraph\">Des chercheurs du d&eacute;partement <a href=\"https:\/\/www.empa.ch\/web\/s304\/overview?p_l_back_url=\/web\/empa\/search?_com_liferay_portal_search_web_search_bar_portlet_SearchBarPortlet_INSTANCE_headerSearchBar_formDate=1743946418490&amp;_com_liferay_portal_search_web_search_bar_portlet_SearchBarPortlet_INSTANCE_headerSearchBar_emptySearchEnabled=false&amp;q=Mechanical&amp;_com_liferay_portal_search_web_search_bar_portlet_SearchBarPortlet_INSTANCE_headerSearchBar_scope=\" target=\"_blank\" rel=\"noopener\">Mechanical Systems Engineering<\/a> du Laboratoire f&eacute;d&eacute;ral d&rsquo;essai des mat&eacute;riaux et de recherche <a href=\"https:\/\/www.empa.ch\/\" target=\"_blank\" rel=\"noopener\">(Empa<\/a>) &agrave; D&uuml;bendorf ont particip&eacute; &agrave; la construction d&rsquo;une roue &agrave; aubes &agrave; Steffisburg. Comme l&rsquo;indique un <a href=\"https:\/\/www.admin.ch\/gov\/de\/start\/dokumentation\/medienmitteilungen.msg-id-104715.html\" target=\"_blank\" rel=\"noopener\">communiqu&eacute;<\/a>, la construction a &eacute;t&eacute; rendue n&eacute;cessaire apr&egrave;s que la Zulg a &eacute;t&eacute; abaiss&eacute;e de deux m&egrave;tres pour prot&eacute;ger la localit&eacute; contre les inondations. Le M&uuml;hlebach, qui avait fourni de l&rsquo;&eacute;nergie hydraulique aux entreprises de Steffisburg pendant des si&egrave;cles, mena&ccedil;ait de s&rsquo;ass&eacute;cher, tout comme l&rsquo;&eacute;cosyst&egrave;me environnant.<\/p>\n\n\n\n<p class=\"bodytext wp-block-paragraph\">Le d&eacute;fi consistait &agrave; adapter l&rsquo;installation aux besoins de Steffisburg. &laquo;&nbsp;Elle doit alimenter le M&uuml;hlebach avec au moins 125 litres d&rsquo;eau pour un d&eacute;bit minimal de la Zulg d&rsquo;un m&egrave;tre cube par seconde&nbsp;&raquo;, explique Silvain Michel, chef de projet &agrave; l&rsquo;Empa, cit&eacute; dans le communiqu&eacute;, &laquo;&nbsp;et m&ecirc;me avec des apports plus faibles, il faut encore pomper au moins 100 litres par seconde pour pr&eacute;server les biotopes&nbsp;&raquo;.<\/p>\n\n\n\n<p class=\"bodytext wp-block-paragraph\">Le mod&egrave;le de l&rsquo;installation de puisage d&rsquo;eau &eacute;tait la roue &agrave; augets d&eacute;velopp&eacute;e par Walter Zuppinger en 1849. La roue hydraulique, dont l&rsquo;efficacit&eacute; a &eacute;t&eacute; scientifiquement confirm&eacute;e en 2016 lors d&rsquo;essais complexes, a d&eacute;j&agrave; &eacute;t&eacute; utilis&eacute;e dans le projet de Glattfelden install&eacute; par l&rsquo;Empa.<\/p>\n\n\n\n<p class=\"bodytext wp-block-paragraph\">Dans le projet actuel &agrave; Steffisburg, la roue &agrave; eau a &eacute;t&eacute; modifi&eacute;e une nouvelle fois et dot&eacute;e d&rsquo;une roue motrice s&eacute;par&eacute;e. Outre l&rsquo;Empa, le bureau d&rsquo;&eacute;tudes <a href=\"https:\/\/www.ekzthun.ch\/\" target=\"_blank\" rel=\"noopener\">EKZ<\/a> de Thoune et la <a href=\"https:\/\/cfd-schuck.de\/\" target=\"_blank\" rel=\"noopener\">soci&eacute;t&eacute; CFD-Schuck GmbH<\/a> ont particip&eacute; &agrave; la r&eacute;alisation technique.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Des chercheurs du Laboratoire f\u00e9d\u00e9ral d&rsquo;essai des mat\u00e9riaux et de recherche (Empa) participent \u00e0 la construction d&rsquo;une roue \u00e0 augets \u00e0 Steffisburg. La roue \u00e0 augets doit permettre de continuer \u00e0 alimenter en eau le M\u00fchlebach et de prot\u00e9ger l&rsquo;\u00e9cosyst\u00e8me de l&rsquo;ass\u00e8chement.<\/p>\n","protected":false},"author":2,"featured_media":130305,"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,"footnotes":""},"categories":[9439,22699,743,8452,22438],"tags":[45221,872,3931,22889,2056,2002,11862,4593],"class_list":["post-130311","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-region-berne","category-durabilite","category-immonews-fr","category-regions","category-trends-fr","tag-hochwasserschutz-fr","tag-immoinvest-fr","tag-immonews-fr","tag-ingenieurwesen-fr","tag-nachhaltigkeit-fr","tag-news-fr","tag-oekosystem-2-fr","tag-wasserenergie-fr"],"acf":{"bild_mit_ki_erstellt_worden":[],"lead":"Des chercheurs du Laboratoire f\u00e9d\u00e9ral d'essai des mat\u00e9riaux et de recherche (Empa) participent \u00e0 la construction d'une roue \u00e0 augets \u00e0 Steffisburg. La roue \u00e0 augets doit permettre de continuer \u00e0 alimenter en eau le M\u00fchlebach et de prot\u00e9ger l'\u00e9cosyst\u00e8me de l'ass\u00e8chement.","autor":"ce\/ww","ort":"D\u00fcbendorf ZH\/Steffisburg BE","bildunterschrift":"","bild_im_grid":false,"gallerie":"","newsim":"","zusammenfassung":""},"featured_image_src":"https:\/\/stage.immo-invest.ch\/wp-content\/uploads\/2025\/04\/immo-invest-nachhaltigkeit-bern-wasserenergie-oekosystem-hochwasserschutz-ingenieurwesen-336x168.png","_links":{"self":[{"href":"https:\/\/stage.immo-invest.ch\/fr\/wp-json\/wp\/v2\/posts\/130311","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stage.immo-invest.ch\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/stage.immo-invest.ch\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/stage.immo-invest.ch\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/stage.immo-invest.ch\/fr\/wp-json\/wp\/v2\/comments?post=130311"}],"version-history":[{"count":0,"href":"https:\/\/stage.immo-invest.ch\/fr\/wp-json\/wp\/v2\/posts\/130311\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/stage.immo-invest.ch\/fr\/wp-json\/wp\/v2\/media\/130305"}],"wp:attachment":[{"href":"https:\/\/stage.immo-invest.ch\/fr\/wp-json\/wp\/v2\/media?parent=130311"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stage.immo-invest.ch\/fr\/wp-json\/wp\/v2\/categories?post=130311"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stage.immo-invest.ch\/fr\/wp-json\/wp\/v2\/tags?post=130311"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}