{"id":16583,"date":"2022-01-19T14:09:19","date_gmt":"2022-01-19T13:09:19","guid":{"rendered":"http:\/\/cedrat-technologies.com\/ctec-actuators-for-the-extremely-large-telescope-elt-eso\/"},"modified":"2026-03-10T18:47:28","modified_gmt":"2026-03-10T17:47:28","slug":"ctec-actuators-for-the-extremely-large-telescope-elt-eso","status":"publish","type":"post","link":"https:\/\/cedrat-technologies.com\/fr\/ctec-actuators-for-the-extremely-large-telescope-elt-eso\/","title":{"rendered":"ACTIONNEURS CTEC POUR LE TELESCOE GEANT EUROPEEN (ELT) &#8211; ESO"},"content":{"rendered":"<p>Le CTEC a le plaisir d&rsquo;annoncer la r\u00e9ussite des tests du deuxi\u00e8me mod\u00e8le de qualification des actionneurs Tip Tilt (TTA). Cet actionneur APA500XXL sera utilis\u00e9 dans les unit\u00e9s de stabilisation du <a href=\"https:\/\/elt.eso.org\/mirror\/M5\/#mirrors-m5-cell\">miroir M5 de l&rsquo;Extremely Large Telescope (ELT)<\/a>. Il a une course de 680\u00b5m et une rigidit\u00e9 de 70N\/\u00b5m. L&rsquo;encapsulation du mat\u00e9riau pi\u00e9zo\u00e9lectrique a \u00e9t\u00e9 test\u00e9e avec succ\u00e8s sans qu&rsquo;aucune fuite ne soit d\u00e9tect\u00e9e. En 2021, ce mod\u00e8le de qualification a \u00e9t\u00e9 soumis \u00e0 des tests de dur\u00e9e de vie : 22 millions de cycles ont \u00e9t\u00e9 effectu\u00e9s avec succ\u00e8s \u00e0 pleine course. Ce r\u00e9sultat, combin\u00e9 \u00e0 un bon comportement thermique, permet \u00e0 CTEC de passer avec succ\u00e8s la Revue de Conception Finale avec deux mois d&rsquo;avance sur le calendrier. En 2022, CTEC devra livrer les unit\u00e9s finales. Elles devront pouvoir fonctionner pendant au moins 30 ans.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le CTEC a le plaisir d&rsquo;annoncer la r\u00e9ussite des tests du deuxi\u00e8me mod\u00e8le de qualification des actionneurs Tip Tilt (TTA). Cet actionneur APA500XXL sera utilis\u00e9 dans les unit\u00e9s de stabilisation du miroir M5 de l&rsquo;Extremely Large Telescope (ELT). Il a une course de 680\u00b5m et une rigidit\u00e9 de 70N\/\u00b5m. L&rsquo;encapsulation du mat\u00e9riau pi\u00e9zo\u00e9lectrique a \u00e9t\u00e9 &#8230; <a title=\"ACTIONNEURS CTEC POUR LE TELESCOE GEANT EUROPEEN (ELT) &#8211; ESO\" class=\"read-more\" href=\"https:\/\/cedrat-technologies.com\/fr\/ctec-actuators-for-the-extremely-large-telescope-elt-eso\/\" aria-label=\"En savoir plus sur ACTIONNEURS CTEC POUR LE TELESCOE GEANT EUROPEEN (ELT) &#8211; ESO\">Lire la suite<\/a><\/p>\n","protected":false},"author":1,"featured_media":5769,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","footnotes":""},"categories":[2477],"tags":[],"class_list":{"0":"post-16583","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-focus-cedrat"},"acf":[],"_links":{"self":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/posts\/16583","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/comments?post=16583"}],"version-history":[{"count":1,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/posts\/16583\/revisions"}],"predecessor-version":[{"id":32435,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/posts\/16583\/revisions\/32435"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/media\/5769"}],"wp:attachment":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/media?parent=16583"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/categories?post=16583"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/tags?post=16583"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}