{"id":18488,"date":"2023-06-19T10:31:49","date_gmt":"2023-06-19T08:31:49","guid":{"rendered":"http:\/\/cedrat-technologies.com\/produit\/mecanisme-de-pointage-pour-les-communications-optiques-dans-lespace-lointain-developpement-dun-nouveau-miroir-de-guidage-fin-a-base-piezoelectrique\/"},"modified":"2023-07-20T11:20:21","modified_gmt":"2023-07-20T09:20:21","slug":"mecanisme-de-pointage-pour-les-communications-optiques-dans-lespace-lointain-developpement-dun-nouveau-miroir-de-guidage-fin-a-base-piezoelectrique","status":"publish","type":"product","link":"https:\/\/cedrat-technologies.com\/fr\/produit\/mecanisme-de-pointage-pour-les-communications-optiques-dans-lespace-lointain-developpement-dun-nouveau-miroir-de-guidage-fin-a-base-piezoelectrique\/","title":{"rendered":"M\u00e9canisme de pointage pour les communications optiques dans l&rsquo;espace lointain D\u00e9veloppement d&rsquo;un nouveau miroir de guidage fin \u00e0 base pi\u00e9zo\u00e9lectrique"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<p>L&rsquo;objectif de cet article est de pr\u00e9senter le d\u00e9veloppement d&rsquo;un nouveau m\u00e9canisme tip-tilt, avec optique int\u00e9gr\u00e9e, con\u00e7u pour le module DSOC (Deep Space Optical Communication) du JPL de la prochaine mission Psyche (lancement 2022). Cet article pr\u00e9sente la conception, l&rsquo;assemblage et les tests des mod\u00e8les produits. En ce qui concerne la phase de conception, l&rsquo;accent a \u00e9t\u00e9 mis sur les calculs des miroirs afin de s&rsquo;assurer que la plan\u00e9it\u00e9 requise serait maintenue apr\u00e8s l&rsquo;int\u00e9gration, et que la pi\u00e8ce r\u00e9sisterait \u00e0 l&rsquo;environnement thermique\/m\u00e9canique. Les mesures optiques r\u00e9elles effectu\u00e9es apr\u00e8s l&rsquo;assemblage sont \u00e9galement pr\u00e9sent\u00e9es. Les r\u00e9sultats de la qualification d&rsquo;un nouveau proc\u00e9d\u00e9 d&rsquo;enl\u00e8vement des caissons alpha pour les pi\u00e8ces en titane sont pr\u00e9sent\u00e9s. Les r\u00e9sultats des tests sont particuli\u00e8rement int\u00e9ressants concernant le comportement en temp\u00e9rature du m\u00e9canisme, l&rsquo;impact sur la course et le retour d&rsquo;information des capteurs \u00e0 jauges de contrainte<\/p>\n","protected":false},"featured_media":14905,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"yes"},"product_brand":[],"product_cat":[1491,1392,1495,1390,1496,1464],"product_tag":[],"class_list":{"0":"post-18488","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-domaine-fr","7":"product_cat-fsm-plateformes-tip-tilt","8":"product_cat-instrumentation-optique-fr","9":"product_cat-mecanismes","10":"product_cat-optronique-fr","11":"product_cat-publications-fr","13":"first","14":"instock","15":"downloadable","16":"virtual","17":"purchasable","18":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product\/18488","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/comments?post=18488"}],"version-history":[{"count":0,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product\/18488\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/media\/14905"}],"wp:attachment":[{"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/media?parent=18488"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product_brand?post=18488"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product_cat?post=18488"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cedrat-technologies.com\/fr\/wp-json\/wp\/v2\/product_tag?post=18488"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}