{"id":70548,"date":"2024-05-13T13:29:16","date_gmt":"2024-05-13T11:29:16","guid":{"rendered":"https:\/\/unm.fr\/?p=70548"},"modified":"2024-05-14T10:34:11","modified_gmt":"2024-05-14T08:34:11","slug":"operations-iso-gps-une-nouvelle-norme-sur-la-partition-pour-completer-la-boite-a-outils-des-operations-existantes","status":"publish","type":"post","link":"https:\/\/unm.fr\/en\/standards-of-the-month\/operations-iso-gps-une-nouvelle-norme-sur-la-partition-pour-completer-la-boite-a-outils-des-operations-existantes\/","title":{"rendered":"Op\u00e9rations ISO GPS: une nouvelle norme sur la partition pour compl\u00e9ter la bo\u00eete \u00e0 outils des op\u00e9rations existantes"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"70548\" class=\"elementor elementor-70548\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4b97507 e-flex e-con-boxed e-con e-parent\" data-id=\"4b97507\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e8ade41 elementor-widget elementor-widget-text-editor\" data-id=\"e8ade41\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Cette nouvelle norme en trois parties est une norme de sp\u00e9cification g\u00e9om\u00e9trique des produits. Elle porte sur la partition qui est l&#8217;une des op\u00e9rations ISO GPS sur les \u00e9l\u00e9ments d\u00e9finis dans la NF\u00a0EN\u00a0ISO\u00a017450-1. Elle permet de compl\u00e9ter le corpus des op\u00e9rations ISO GPS de sp\u00e9cifications.<\/p><p>La partition peut \u00eatre appliqu\u00e9e \u00e0 la surface du mod\u00e8le nominal (lecture d&#8217;une sp\u00e9cification ISO\u00a0GPS) ou au mod\u00e8le de surface non id\u00e9ale (skin model) d&#8217;une pi\u00e8ce (v\u00e9rification).<\/p><p>L&#8217;approche adopt\u00e9e pour la partition est fond\u00e9e sur le concept de surface simple (ligne simple), o\u00f9 un mod\u00e8le nominal est d&#8217;abord s\u00e9par\u00e9 en un ensemble de surfaces simples qui deviennent un ensemble initial d&#8217;\u00e9l\u00e9ments partitionn\u00e9s. Cet ensemble initial d&#8217;\u00e9l\u00e9ments partitionn\u00e9s peut ensuite \u00eatre modifi\u00e9, si n\u00e9cessaire, par les modificateurs ISO GPS de la sp\u00e9cification, pour obtenir l&#8217;ensemble requis d&#8217;\u00e9l\u00e9ments de partition selon le besoin du concepteur.<\/p><p><strong>L&#8217;EN ISO 18183-3 a \u00e9t\u00e9 d\u00e9velopp\u00e9e par Nabil Anwer, Professeur \u00e0 l&#8217;Universit\u00e9 Paris Saclay.<\/strong><\/p><p>Cette approche permet d&#8217;interpr\u00e9ter la sp\u00e9cification et de d\u00e9velopper des algorithmes qui calculent les \u00e9l\u00e9ments partitionn\u00e9s pour la v\u00e9rification.<\/p><p>Les donn\u00e9es et les m\u00e9thodes utilis\u00e9es pour la partition du mod\u00e8le nominal ou du mod\u00e8le de surface non id\u00e9ale (skin model) sont diff\u00e9rentes. Cela explique la division de la s\u00e9rie en plusieurs parties :<\/p><ul><li>la partie 1 d\u00e9finit les termes et concepts applicables \u00e0 la partition en g\u00e9n\u00e9ral ;<\/li><li>la partie 2 sp\u00e9cifie les m\u00e9thodes utilis\u00e9es pour obtenir la partition d\u2019un mod\u00e8le nominal, en appliquant les concepts de la partie 1 ;<\/li><li>la partie 3 sp\u00e9cifie les m\u00e9thodes utilis\u00e9es pour la partition du mod\u00e8le de surface non id\u00e9ale (skin model).<\/li><li>Une quatri\u00e8me partie est pr\u00e9vue pour traiter de la partition explicite avec un ou plusieurs outils de section sp\u00e9cifiques.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Cette nouvelle norme de sp\u00e9cification g\u00e9om\u00e9trique des produits en trois parties d\u00e9crit la partition qui est l&#8217;une des op\u00e9rations ISO GPS.<\/p>\n","protected":false},"author":8,"featured_media":70505,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"date-de-webinaire":0,"heure-webinaire":"","duree-webinaire":"","lien-bouton-cta":"","footnotes":""},"categories":[38],"tags":[],"normes-associees":[3446,3453],"thematique":[78],"class_list":["post-70548","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-focus-norme","normes-associees-en-iso-18183-serie","normes-associees-nf-en-iso-17450-serie","thematique-mecanique"],"_links":{"self":[{"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/posts\/70548","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/comments?post=70548"}],"version-history":[{"count":9,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/posts\/70548\/revisions"}],"predecessor-version":[{"id":70590,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/posts\/70548\/revisions\/70590"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/media\/70505"}],"wp:attachment":[{"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/media?parent=70548"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/categories?post=70548"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/tags?post=70548"},{"taxonomy":"normes-associees","embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/normes-associees?post=70548"},{"taxonomy":"thematique","embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/thematique?post=70548"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}