{"id":3285,"date":"2020-12-21T13:29:19","date_gmt":"2020-12-21T18:29:19","guid":{"rendered":"https:\/\/live-technetics.pantheonsite.io\/?post_type=case_studies&#038;p=3285"},"modified":"2021-02-16T16:44:09","modified_gmt":"2021-02-16T21:44:09","slug":"circumferential-seal-application","status":"publish","type":"case_studies","link":"https:\/\/technetics.com\/fr\/case_studies\/circumferential-seal-application\/","title":{"rendered":"Qualiseal\u00ae - Demande de sceau circonf\u00e9rentiel : Avions militaires"},"content":{"rendered":"<div id='av_section_1'  class='avia-section av-kgvlxp99-598e6c7700687e02412acb61e085fb62 main_color avia-section-default avia-no-border-styling  avia-builder-el-0  avia-builder-el-no-sibling  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><main  role=\"main\" itemprop=\"mainContentOfPage\"  class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-3285'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-90j45-ff9d9e9bb4ca36f0b722e023366d31f9\">\n.flex_column.av-90j45-ff9d9e9bb4ca36f0b722e023366d31f9{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-90j45-ff9d9e9bb4ca36f0b722e023366d31f9 av_two_third  avia-builder-el-1  el_before_av_one_third  avia-builder-el-first  first flex_column_div av-zero-column-padding'     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-kf8stopq-4cf6a43b483a5e3dac9eff600575fa38\">\n#top .hr.av-kf8stopq-4cf6a43b483a5e3dac9eff600575fa38{\nmargin-top:30px;\nmargin-bottom:30px;\n}\n.hr.av-kf8stopq-4cf6a43b483a5e3dac9eff600575fa38 .hr-inner{\nwidth:50px;\n}\n<\/style>\n<div  id=\"center-accent-line\"  class='hr av-kf8stopq-4cf6a43b483a5e3dac9eff600575fa38 hr-custom  avia-builder-el-2  el_before_av_textblock  avia-builder-el-first  hr-center hr-icon-no'><span class='hr-inner inner-border-av-border-thin'><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<section  class='av_textblock_section av-kgvndh38-71cea00001874c6c073925942deea6f1'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h4><\/h4>\n<h2>Demande de scellement circonf\u00e9rentiel : A\u00e9ronefs militaires<\/h2>\n<p>La vanne de commande d'un avion militaire avait un joint circonf\u00e9rentiel \u00e0 interstice contr\u00f4l\u00e9 avec un ensemble de bagues composites en acier au carbone.  L'usure \u00e9lev\u00e9e et la d\u00e9t\u00e9rioration des bagues en carbone ont r\u00e9duit la dur\u00e9e de vie du joint.<\/p>\n<h4>Conditions de fonctionnement<\/h4>\n<ul>\n<li>Temp\u00e9rature \u00e9lev\u00e9e (1 125\u00b0F)<\/li>\n<li>Pression (660 psid)<\/li>\n<\/ul>\n<h4>D\u00e9terminer les causes et les modes de d\u00e9faillance<\/h4>\n<ul>\n<li>Oxydation \u00e0 haute temp\u00e9rature du carbone en raison de la temp\u00e9rature \u00e9lev\u00e9e<\/li>\n<\/ul>\n<h4>Technetics Qualiseal<sup>\u00ae<\/sup> Solutions technologiques<\/h4>\n<ul>\n<li>Conception d'un joint circonf\u00e9rentiel \u00e0 espacement contr\u00f4l\u00e9 utilisant une bague en carbure de silicium solide, am\u00e9liorant la temp\u00e9rature nominale jusqu'\u00e0 2 500\u00b0F<\/li>\n<li>Une bague en carbure de silicium augmente la pression nominale du joint d'\u00e9tanch\u00e9it\u00e9 en fonction de la r\u00e9partition des contraintes g\u00e9n\u00e9r\u00e9es par l'analyse par \u00e9l\u00e9ments finis<\/li>\n<\/ul>\n<\/div><\/section><br \/>\n<section  class='av_textblock_section av-kgvndh38-71cea00001874c6c073925942deea6f1'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3286\" src=\"https:\/\/live-technetics.pantheonsite.io\/wp-content\/uploads\/2020\/12\/qualiseal-circumferential-seal-case-study.png\" alt=\"\" width=\"1920\" height=\"492\" srcset=\"https:\/\/technetics.com\/wp-content\/uploads\/2020\/12\/qualiseal-circumferential-seal-case-study.png 1920w, https:\/\/technetics.com\/wp-content\/uploads\/2020\/12\/qualiseal-circumferential-seal-case-study-768x197.png 768w, https:\/\/technetics.com\/wp-content\/uploads\/2020\/12\/qualiseal-circumferential-seal-case-study-1536x394.png 1536w, https:\/\/technetics.com\/wp-content\/uploads\/2020\/12\/qualiseal-circumferential-seal-case-study-16x4.png 16w, https:\/\/technetics.com\/wp-content\/uploads\/2020\/12\/qualiseal-circumferential-seal-case-study-1500x384.png 1500w, https:\/\/technetics.com\/wp-content\/uploads\/2020\/12\/qualiseal-circumferential-seal-case-study-705x181.png 705w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/p>\n<\/div><\/section><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-90j45-06e0afe05d498c407be4aaf868cb89dd\">\n.flex_column.av-90j45-06e0afe05d498c407be4aaf868cb89dd{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-90j45-06e0afe05d498c407be4aaf868cb89dd av_one_third  avia-builder-el-5  el_after_av_two_third  avia-builder-el-last  flex_column_div av-zero-column-padding'     ><section  class='av_textblock_section av-kizlslos-25e4805fab396216a362a74752da1513'   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" > <div id='featured-img-id'><img src='https:\/\/technetics.com\/wp-content\/uploads\/2020\/11\/QUALISEAL-ntial-006.jpg' alt='Qualiseal\u00ae Circumferential Seals' \/><\/div>\n<\/div><\/section><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":1141,"parent":0,"template":"","categories":[162],"application":[51],"class_list":["post-3285","case_studies","type-case_studies","status-publish","has-post-thumbnail","hentry","category-case-study","application-military"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.2 - 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