{"id":34654,"date":"2023-11-10T13:18:42","date_gmt":"2023-11-10T13:18:42","guid":{"rendered":"https:\/\/www.afprofilters.com\/?page_id=34654"},"modified":"2023-12-07T10:34:13","modified_gmt":"2023-12-07T10:34:13","slug":"norme-iso-29461","status":"publish","type":"page","link":"https:\/\/www.afprofilters.com\/fr\/expertises\/norme-iso-29461\/","title":{"rendered":"Norme ISO 29461"},"content":{"rendered":"\n<p>Cette norme internationale ISO 29461 est compos\u00e9e de deux volets : la norme ISO 29461-1 et la norme ISO 29461-2 qui sont donc les premi\u00e8res normes d&rsquo;essai internationales offrant une m\u00e9thode de test uniforme pour aider les op\u00e9rateurs \u00e0 s\u00e9lectionner plus efficacement les filtres \u00e0 air. Il est donc important lors du choix des filtres, de tenir compte \u00e0 la fois de la norme ISO 29461-1 relative \u00e0 l&rsquo;efficacit\u00e9 des filtres et \u00e0 la capacit\u00e9 de r\u00e9tention particulaire pour les turbines \u00e0 gaz et de la norme d&rsquo;hydrophobie ISO 29461-2 relative \u00e0 la performance des filtres dans des conditions de brume et de brouillard. Ces deux normes combinent un certain nombre d&rsquo;autres normes ISO et se rapportent mieux aux performances r\u00e9elles des installations de turbines \u00e0 gaz.<br><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Norme ISO 29461-1<\/h3>\n\n\n\n<p>La norme ISO 29461-1 sp\u00e9cifie des m\u00e9thodes et modes op\u00e9ratoires pour d\u00e9terminer la performance statique des filtres \u00e0 air qui sont utilis\u00e9s dans les syst\u00e8mes de filtration d\u2019air d\u2019admission des turbines \u00e0 gaz fixes, des compresseurs et autres moteurs \u00e0 combustion interne fixes.<\/p>\n\n\n\n<p>Cette norme s\u2019applique :<br>&#8211; aux filtres \u00e0 air EPA ou HEPA qui pr\u00e9sente une efficacit\u00e9 de 85&nbsp;% ou plus pour la MPPS et qui sont soumis \u00e0 essai selon l\u2019ISO&nbsp;29463.<br>&#8211; et aux filtres avec une efficacit\u00e9 inf\u00e9rieure qui sont soumis \u00e0 essai selon l\u2019ISO&nbsp;16890.<\/p>\n\n\n\n<p>Ainsi, la norme ISO 29461-1 d\u00e9finit 13 classifications de T1 \u00e0 T13 bas\u00e9es sur des r\u00e9sultats d&rsquo;essais conformes aux normes ISO 16890 et ISO 29463. Cette classification indique l&rsquo;efficacit\u00e9 d&rsquo;un filtre d&rsquo;admission d&rsquo;air de turbine \u00e0 gaz pour une gamme donn\u00e9e de tailles de particules : grossi\u00e8res, ePM10, ePM2,5,min, ePM1,min ou MPPS (taille de particule la plus p\u00e9n\u00e9trante).<\/p>\n\n\n\n<p><em>Mais cette norme n&rsquo;est pas une m\u00e9thode pour mesurer directement les performances de l&rsquo;ensemble du syst\u00e8me de filtration tel qu&rsquo;install\u00e9 sauf si les filtres peuvent r\u00e9pondre aux crit\u00e8res de qualification du montage d&rsquo;essai. N\u00e9anmoins, les efficacit\u00e9s cumul\u00e9es des filtres \u00e0 air des syst\u00e8mes multi-\u00e9tages de filtres fins peuvent \u00eatre calcul\u00e9es en utilisant les m\u00e9thodes d\u00e9crites dans l\u2019ISO&nbsp;16890-1.<\/em><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"885\" height=\"764\" src=\"http:\/\/www.afprofilters.com\/wp-content\/uploads\/2023\/12\/Classification-filtres-norme-ISO-29461-1-e1701945205667.png\" alt=\"\" class=\"wp-image-35266\" \/><figcaption class=\"wp-element-caption\">CLASSIFICATION DES FILTRES ISO 29461-1<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Norme ISO 29461-2<\/h3>\n\n\n\n<p>La norme ISO 29461-2 fournit \u00e9galement une m\u00e9thode d&rsquo;essai d\u00e9taill\u00e9e sur les performances en<br>mati\u00e8re de brouillard et de brume. Elle indique l&rsquo;efficacit\u00e9 du filtre dans des conditions extr\u00eames.<\/p>\n\n\n\n<p><strong>Proc\u00e9dure de test :<\/strong><br>La norme ISO 29461-2 exige que les filtres soient mesur\u00e9s et \u00e9valu\u00e9s selon les param\u00e8tres d&rsquo;essai suivants :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>La proc\u00e9dure d&rsquo;essai dure 4 heures.<\/li>\n\n\n\n<li>Le filtre doit avoir une perte de charge inf\u00e9rieure \u00e0 1000 Pa (4&Prime; w.g).<\/li>\n\n\n\n<li>Il ne doit pas y avoir d&rsquo;eau mesurable en aval du filtre.<\/li>\n\n\n\n<li>M\u00e9thode d&rsquo;essai facultative si un filtre doit \u00eatre \u00e9tiquet\u00e9 \u00ab\u00a0hydrophobe\u00a0\u00bb : utiliser un colorant pour l&rsquo;eau afin de confirmer qu&rsquo;il n&rsquo;y a pas d&rsquo;eau en aval du filtre.<\/li>\n<\/ul>\n\n\n\n<p>Un filtre r\u00e9ussit le test d&rsquo;endurance au brouillard et \u00e0 la brume s&rsquo;il r\u00e9pond aux crit\u00e8res 1 \u00e0 3.<br>Un filtre est consid\u00e9r\u00e9 comme \u00ab\u00a0hydrophobe\u00a0\u00bb s&rsquo;il r\u00e9pond aux 4 crit\u00e8res.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Tenez compte \u00e0 la fois de la norme d&rsquo;efficacit\u00e9 ISO 29461-1 et de la norme d&rsquo;hydrophobie ISO 29461-2 lors de la s\u00e9lection d&rsquo;un filtre !<\/p>\n\n\n\n<p>Retrouvez nos solutions pour les milieux humides tels que les turbines \u00e0 gaz <a href=\"https:\/\/www.afprofilters.com\/fr\/type-produit\/filtre-pour-turbines-a-gaz\/\">ici.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Cette norme internationale ISO 29461 est compos\u00e9e de deux volets : la norme ISO 29461-1 et la norme ISO 29461-2 qui sont donc les premi\u00e8res normes d&rsquo;essai internationales offrant une m\u00e9thode de test uniforme pour aider les op\u00e9rateurs \u00e0 s\u00e9lectionner plus efficacement les filtres \u00e0 air. Il est donc important lors du choix des filtres, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":1413,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-34654","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Norme ISO 29461 - AFPRO Filters<\/title>\n<meta name=\"description\" content=\"ISO 29461-2:2022 r\u00e9git les performance des filtres des syst\u00e8mes de filtration d&#039;air d&#039;admission dans les turbines \u00e0 gaz.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.afprofilters.com\/fr\/expertises\/norme-iso-29461\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Norme ISO 29461 - 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