{"id":6527,"date":"2021-06-10T12:01:04","date_gmt":"2021-06-10T10:01:04","guid":{"rendered":"https:\/\/soclema.com\/?p=6527"},"modified":"2021-06-11T12:23:35","modified_gmt":"2021-06-11T10:23:35","slug":"fuite-sur-presse-etoupe","status":"publish","type":"post","link":"https:\/\/soclema.com\/les-actualites\/2021\/06\/10\/fuite-sur-presse-etoupe\/","title":{"rendered":"Fuite sur presse-\u00e9toupe de canne de pr\u00e9l\u00e8vement"},"content":{"rendered":"<p>Lors de l&#8217;installation d&#8217;une canne de pr\u00e9l\u00e8vement du type GENIE 750 ou GENIE 755, il est n\u00e9cessaire d\u00e9 v\u00e9rifier qu&#8217;il n&#8217;y a pas de <strong>fuite<\/strong> au niveau du <strong>presse-\u00e9toupe<\/strong>.\u00a0 En effet, le presse-\u00e9toupe, qui se trouve en haut du corps de la canne, assure l&#8217;\u00e9tanch\u00e9it\u00e9 de la sonde.<\/p>\n<p>A l\u2019aide d\u2019un d\u00e9tecteur de fuites, il faut tester les connexions aux points suivants : C\u00f4t\u00e9 \u00ab sortie \u00e9chantillon \u00bb en haut de sonde vanne encore ferm\u00e9e, C\u00f4t\u00e9 process presse-\u00e9toupe de sonde et tout autre connexion faite durant l\u2019installation&#8230;\u00a0 Si une fuite est d\u00e9tect\u00e9e sur le presse-\u00e9toupe de sonde, il faut utiliser une clef plate 1-3\/16\u201d pour resserrer l\u00e9g\u00e8rement le presse-\u00e9toupe.\u00a0 Attention, <strong>il ne faut pas trop serrer<\/strong> car un sur-serrage peut endommager le presse-\u00e9toupe. La valeur de couple n\u00e9cessaire pour que le presse-\u00e9toupe soit \u00e9tanche varie avec les conditions process et le mat\u00e9riau d&#8217;\u00e9tanch\u00e9it\u00e9. Des joints plus durs, comme les joints HNBR r\u00e9sistants \u00e0 la d\u00e9compression rapide du gaz (tels que les joints\u00a0 James Walker) n\u00e9cessitent une valeur de couple plus importante que les joints standards.<\/p>\n<p>Vous verrez dans cette vid\u00e9o comment v\u00e9rifier l&#8217;\u00e9tanch\u00e9it\u00e9 du presse-\u00e9toupe et ce qu&#8217;il faut faire en cas de fuite.<\/p>\n<p><iframe loading=\"lazy\" title=\"Test fuite sur presse \u00e9toupe de canne prelevement GENIE 755\" width=\"860\" height=\"484\" src=\"https:\/\/www.youtube.com\/embed\/i9qwCBNZxz8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p>Il faut \u00e9galement savoir qu&#8217;il peut \u00eatre n\u00e9cessaire de <strong>resserrer le presse-\u00e9toupe p\u00e9riodiquement<\/strong> lorsque les conditions process changent ou parce que le joint s&#8217;use lors de l&#8217;insertion et du retrait.<\/p>\n<p>Si <strong>une couche de glace<\/strong> s&#8217;est form\u00e9e au niveau du presse-\u00e9toupe, c&#8217;est probablement que le presse-\u00e9toupe n&#8217;est pas compl\u00e8tement \u00e9tanche. Rien de grave, il suffit de resserrer le presse-\u00e9toupe.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Lors de l&#8217;installation d&#8217;une canne de pr\u00e9l\u00e8vement du type GENIE 750 ou GENIE 755, il est n\u00e9cessaire d\u00e9 v\u00e9rifier qu&#8217;il n&#8217;y a pas de fuite au niveau du presse-\u00e9toupe.\u00a0 En effet, le presse-\u00e9toupe, qui se trouve en haut du corps de la canne, assure l&#8217;\u00e9tanch\u00e9it\u00e9 de la sonde. A l\u2019aide d\u2019un d\u00e9tecteur de fuites, il [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":6531,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-6527","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Fuite sur presse-\u00e9toupe de canne de pr\u00e9l\u00e8vement - Soclema<\/title>\n<meta name=\"description\" content=\"Lors de l&#039;installation d&#039;une canne de pr\u00e9l\u00e8vement du type GENIE 750 ou GENIE 755, il faut v\u00e9rifier qu&#039;il n&#039;y a pas de fuite au niveau du presse-\u00e9toupe.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/soclema.com\/les-actualites\/2021\/06\/10\/fuite-sur-presse-etoupe\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fuite sur presse-\u00e9toupe de canne de pr\u00e9l\u00e8vement - 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