{"id":10112,"date":"2023-07-17T08:00:35","date_gmt":"2023-07-17T06:00:35","guid":{"rendered":"https:\/\/blog.wika.com\/fr\/?p=10112"},"modified":"2023-11-16T10:39:33","modified_gmt":"2023-11-16T09:39:33","slug":"technologies-de-mesure-pour-une-economie-de-l-hydrogene","status":"publish","type":"post","link":"https:\/\/blog.wika.com\/fr\/general\/technologies-de-mesure-pour-une-economie-de-l-hydrogene\/","title":{"rendered":"Technologies de mesure pour une \u00e9conomie de l&rsquo;hydrog\u00e8ne"},"content":{"rendered":"<p><strong>La perm\u00e9ation et la fragilisation sont des probl\u00e8mes qui emp\u00eachent de r\u00e9aliser une infrastructure hydrog\u00e8ne viable et mature. Pour les capteurs de pression et de temp\u00e9rature, l&rsquo;utilisation de mat\u00e9riaux qui prot\u00e8gent contre ces conditions est la cl\u00e9 de la s\u00e9curit\u00e9 et de la rentabilit\u00e9 dans l&rsquo;industrie chimique.<\/strong><\/p>\n<p>\nL&rsquo;hydrog\u00e8ne mol\u00e9culaire (H<sub>2<\/sub>) peut traverser la plupart des mat\u00e9riaux non m\u00e9talliques. Et lorsque le dihydrog\u00e8ne entre en contact avec des surfaces m\u00e9talliques, il faut relativement peu d&rsquo;\u00e9nergie &#8211; m\u00eame dans des conditions ambiantes &#8211; pour dissocier le gaz en sa forme atomique, puis en ions qui peuvent si facilement p\u00e9n\u00e9trer la structure du r\u00e9seau de la plupart des m\u00e9taux.<\/p>\n<p>Plus l&rsquo;\u00e9nergie dans l&rsquo;environnement est \u00e9lev\u00e9e, comme les temp\u00e9ratures et les pressions de process extr\u00eames, plus la perm\u00e9ation et la fragilisation se produiront rapidement dans les cuves de stockage et les pipelines.<\/p>\n<p>Les instruments de mesure sont \u00e9galement confront\u00e9s aux m\u00eames probl\u00e8mes, entra\u00eenant une d\u00e9rive du signal et une d\u00e9faillance m\u00e9canique. Heureusement, il existe des moyens de surmonter ces d\u00e9fis.<\/p>\n<h2>Mat\u00e9riaux qui r\u00e9sistent \u00e0 la perm\u00e9ation et \u00e0 la fragilisation<\/h2>\n<p>\nLes instruments de mesure utilis\u00e9s dans un environnement d&rsquo;hydrog\u00e8ne doivent \u00eatre fabriqu\u00e9s avec des m\u00e9taux qui ont un agencement de cellules tr\u00e8s serr\u00e9es. <br \/>\nIls comprennent le 316L (acier inoxydable 316 \u00e0 faible teneur en carbone), le 316Ti (version stabilis\u00e9e au titane du 316) et d&rsquo;autres aciers aust\u00e9nitiques, id\u00e9aux pour les environnements hautement corrosifs et \u00e0 haute temp\u00e9rature. Les alliages sp\u00e9ciaux tels que l&rsquo;Hastelloy C276, l&rsquo;Inconel 718 ou le 2.4711 (Elgiloy\u00ae) sont \u00e9galement bien adapt\u00e9s aux applications hydrog\u00e8ne.<\/p>\n<h2>Des rev\u00eatements qui r\u00e9sistent \u00e0 la perm\u00e9ation de l&rsquo;hydrog\u00e8ne<\/h2>\n<p>\nPour une meilleure r\u00e9sistance \u00e0 la perm\u00e9ation de l&rsquo;hydrog\u00e8ne, l&rsquo;acier aust\u00e9nitique ou l&rsquo;alliage sp\u00e9cial peut \u00eatre rev\u00eatu d&rsquo;une barri\u00e8re m\u00e9tallique. Le nickel, l&rsquo;aluminium et le cuivre pr\u00e9sentent une faible perm\u00e9abilit\u00e9 \u00e0 l&rsquo;hydrog\u00e8ne, mais l&rsquo;or est de loin le m\u00e9tal qui r\u00e9siste le mieux \u00e0 la perm\u00e9abilit\u00e9, m\u00eame \u00e0 des temp\u00e9ratures \u00e9lev\u00e9es.<\/p>\n<h2>Instruments qui minimisent les fuites de H<sub>2<\/sub><\/h2>\n<p>\nLes joints des manom\u00e8tres sont des zones o\u00f9 l&rsquo;hydrog\u00e8ne peut s&rsquo;\u00e9chapper. Pour cette raison, les manom\u00e8tres utilis\u00e9s dans les applications d&rsquo;hydrog\u00e8ne doivent avoir un joint m\u00e9tallique plut\u00f4t qu&rsquo;un joint en polym\u00e8re ordinaire. Une conception enti\u00e8rement soud\u00e9e emp\u00eache \u00e9galement les fuites. De plus, choisissez des instruments de mesure de pression qui ont subi un test de fuite \u00e0 l&rsquo;h\u00e9lium dans le cadre de leur process d&rsquo;assurance qualit\u00e9.<\/p>\n<h2>Instruments qui r\u00e9sistent aux conditions de process extr\u00eames<\/h2>\n<p>\nDans les stations de ravitaillement en hydrog\u00e8ne, le gaz est stock\u00e9 \u00e0 des pressions pouvant atteindre 1050 bar. Et pour l&rsquo;hydrog\u00e8ne liquide, les solutions de mesure de la temp\u00e9rature doivent maintenir leur pr\u00e9cision \u00e0 ou en dessous de \u2212253 \u00b0C.<\/p>\n<h2>WIKA, Smart in Sensing pour l&rsquo;industrie chimique<\/h2>\n<p>\nPour des raisons de s\u00e9curit\u00e9 et de performance, les applications hydrog\u00e8ne n\u00e9cessitent des instruments de mesure con\u00e7us pour r\u00e9pondre \u00e0 des conditions extr\u00eames, et des sp\u00e9cialistes poss\u00e9dant des ann\u00e9es d&rsquo;expertise chimique et d&rsquo;exp\u00e9rience industrielle.<\/p>\n<p>Leader mondial dans le domaine des solutions de mesure hautes performances, WIKA est un partenaire \u00e9prouv\u00e9 pour les entreprises qui produisent, transportent et utilisent de l&rsquo;hydrog\u00e8ne. <br \/>\nDes stations de compression et de remplissage d&rsquo;hydrog\u00e8ne aux piles \u00e0 combustible mobiles et stationnaires, WIKA propose des instruments de qualit\u00e9 pour l&rsquo;ensemble de la cha\u00eene de valeur de l&rsquo;industrie, que le H<sub>2<\/sub> soit produit de mani\u00e8re conventionnelle ou avec des ressources renouvelables.<\/p>\n<p>Rendez-vous sur notre site internet pour voir l&rsquo;ensemble de notre portefeuille de<a href=\"https:\/\/www.wika.com\/fr-fr\/hydrogene.WIKA\" rel=\"external\" target=\"_blank\"> solutions de mesure optimis\u00e9es pour l&rsquo;hydrog\u00e8ne<\/a>. Nous vous invitons \u00e9galement \u00e0 <a href=\"https:\/\/www.wika.com\/fr-fr\/contact.WIKA\" rel=\"external\" target=\"_blank\">contacter nos experts<\/a> pour plus d&rsquo;informations et des conseils personnalis\u00e9s.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La perm\u00e9ation et la fragilisation sont des probl\u00e8mes qui emp\u00eachent de r\u00e9aliser une infrastructure hydrog\u00e8ne viable et mature. Pour les capteurs de pression et de temp\u00e9rature, l&rsquo;utilisation de mat\u00e9riaux qui prot\u00e8gent contre ces conditions est la cl\u00e9 de la s\u00e9curit\u00e9 et de la rentabilit\u00e9 dans l&rsquo;industrie chimique. L&rsquo;hydrog\u00e8ne mol\u00e9culaire (H2) peut traverser la plupart des [&hellip;]<\/p>\n","protected":false},"author":126,"featured_media":10104,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[232,1],"tags":[286,416,394,396],"class_list":["post-10112","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-applications","category-general","tag-chimie","tag-hydrogne","tag-mesure-de-pression","tag-mesure-de-temprature"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Technologies de mesure pour une \u00e9conomie de l&#039;hydrog\u00e8ne - Blog WIKA<\/title>\n<meta name=\"description\" content=\"La perm\u00e9ation et la fragilisation sont des probl\u00e8mes qui emp\u00eachent de r\u00e9aliser une infrastructure hydrog\u00e8ne viable et mature.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.wika.com\/fr\/general\/technologies-de-mesure-pour-une-economie-de-l-hydrogene\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Technologies de mesure pour une \u00e9conomie de l&#039;hydrog\u00e8ne - 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