{"id":1366,"date":"2024-10-22T16:58:48","date_gmt":"2024-10-22T16:58:48","guid":{"rendered":"https:\/\/nepsi.leidardev.com\/\/\/?post_type=lesson&#038;p=1366"},"modified":"2025-08-04T09:16:15","modified_gmt":"2025-08-04T09:16:15","slug":"chapter-4-rcs-dust-control-for-specific-activities-9-10","status":"publish","type":"lesson","link":"https:\/\/training.nepsi.eu\/fr\/lesson\/control-of-silica-dust-in-specific-activities\/chapter-4-rcs-dust-control-for-specific-activities-9-10\/","title":{"rendered":"Chapter 4 \u2013 RCS dust control for specific activities 9\/10"},"content":{"rendered":"<div class=\"wp-block-c83-section uk-section uk-background-norepeat\">\n<div class=\"wp-block-c83-container uk-container\">\n<h1 class=\"wp-block-c83-post-title uk-text-left uk-heading-custom\">Chapitre 4 - Le contr\u00f4le de la poussi\u00e8re de RCS dans le cadre d\u2019activit\u00e9s sp\u00e9cifiques<\/h1>\n\n\n\n<h2 class=\"wp-block-c83-heading uk-text-secondary uk-text-left uk-heading-custom\">Poste de travail : Meulage<\/h2>\n\n\n\n<p class=\"wp-block-c83-text uk-text-large uk-text-left uk-text-custom\">Cliquez sur les zones interactives : des informations contextuelles s\u2019afficheront sur cette partie de l'image.<\/p>\n\n\n\n<p class=\"wp-block-c83-text uk-text-large uk-text-left uk-text-custom\"><strong>Vous pouvez consulter les quatre zones interactives. Une fois que vous les avez toutes lues, vous pouvez passer \u00e0 la suite !<\/strong><\/p>\n\n\n\n<div class=\"wp-block-c83-quiz-hot-spot uk-flex uk-flex-left uk-flex-top uk-flex-wrap uk-flex-column\"><p class=\"uk-text-secondary uk-text-large uk-text-bold uk-text-uppercase\"><\/p><div class=\"c83-quiz-hot-spot-content uk-position-relative uk-margin-top\"><img decoding=\"async\" src=\"https:\/\/training.nepsi.eu\/wp-content\/uploads\/2024\/10\/NEPSI-module-2-workstation_grinding-1-scaled.jpg\"\/><span data-uk-icon=\"icon: arrow-right; ratio: 2;\"><\/span><div class=\"uk-position-absolute uk-position-top uk-display-block uk-width-1-1 uk-height-1-1 uk-overflow-hidden\">\n<div class=\"wp-block-c83-quiz-marker uk-position-absolute uk-transform-center\" style=\"top:11%;left:60%\"><button type=\"button\" data-uk-marker=\"true\"><\/button><div uk-dropdown=\"boundary: .c83-quiz-hot-spot-content; mode: click; stretch: false; pos: center; animation: uk-animation-scale-up;\" class=\"\"><h4>Contr\u00f4le technique<\/h4><p>Les salles de contr\u00f4le seront \u00e9quip\u00e9s de leur propre syst\u00e8me alimentation en air propre et seront s\u00e9par\u00e9es physiquement des zones poussi\u00e9reuses. Si n\u00e9cessaire, elles seront \u00e9quip\u00e9es d'un syst\u00e8me de filtration d'air forc\u00e9 et maintenus sous pression positive pour emp\u00eacher la p\u00e9n\u00e9tration d'air poussi\u00e9reux. <\/p><\/div><\/div>\n\n\n\n<div class=\"wp-block-c83-quiz-marker uk-position-absolute uk-transform-center\" style=\"top:69%;left:16%\"><button type=\"button\" data-uk-marker=\"true\"><\/button><div uk-dropdown=\"boundary: .c83-quiz-hot-spot-content; mode: click; stretch: y; pos: bottom-left; animation: uk-animation-scale-up;\" class=\"\"><h4>\u00c9tanch\u00e9it\u00e9 optimale<\/h4><p>Des parties du syst\u00e8me fonctionneront \u00e0 des pressions sup\u00e9rieures \u00e0 la pression atmosph\u00e9rique. La bonne \u00e9tanch\u00e9it\u00e9 du syst\u00e8me permet de pr\u00e9venir les fuites, contribue au bon fonctionnement et maintient la s\u00e9curit\u00e9 en confinant la poussi\u00e8re et les gaz dans le syst\u00e8me. Inspectez et remplacez r\u00e9guli\u00e8rement les joints us\u00e9s ou endommag\u00e9s.<\/p><\/div><\/div>\n\n\n\n<div class=\"wp-block-c83-quiz-marker uk-position-absolute uk-transform-center\" style=\"top:89%;left:6%\"><button type=\"button\" data-uk-marker=\"true\"><\/button><div uk-dropdown=\"boundary: .c83-quiz-hot-spot-content; mode: click; stretch: false; pos: bottom-right; animation: uk-animation-scale-up;\" class=\"\"><h4>L'eau est essentielle<\/h4><p>Si possible, ayez recours \u00e0 des proc\u00e9d\u00e9s de broyage humide plut\u00f4t qu\u2019\u00e0 des op\u00e9rations de broyage \u00e0 sec. Ces mesures permettront de r\u00e9duire consid\u00e9rablement la production de poussi\u00e8res en suspension dans l\u2019air.<\/p><\/div><\/div>\n\n\n\n<div class=\"wp-block-c83-quiz-marker uk-position-absolute uk-transform-center\" style=\"top:84%;left:86%\"><button type=\"button\" data-uk-marker=\"true\"><\/button><div uk-dropdown=\"boundary: .c83-quiz-hot-spot-content; mode: click; stretch: false; pos: right-center; animation: uk-animation-scale-up;\" class=\"\"><h4>La valeur de la ventilation<\/h4><p>Confinez autant que possible les installations de broyage et installez-les dans des b\u00e2timents bien ventil\u00e9s. Si n\u00e9cessaire et afin d\u2019emp\u00eacher la fuite de poussi\u00e8re, les installations de meulage seront raccord\u00e9es \u00e0 un syst\u00e8me d'extraction de poussi\u00e8re appropri\u00e9, permettant d'extraire une quantit\u00e9 suffisante d'air pour maintenir les parties concern\u00e9es de l'installation sous pression n\u00e9gative.<\/p><\/div><\/div>\n\n\n\n<div class=\"wp-block-c83-quiz-marker uk-position-absolute uk-transform-center\" style=\"top:23%;left:95%\"><button type=\"button\" data-uk-marker=\"true\"><\/button><div uk-dropdown=\"boundary: .c83-quiz-hot-spot-content; mode: click; stretch: false; pos: bottom-left; animation: uk-animation-scale-up;\" class=\"\"><h4>Chemin\u00e9e<\/h4><p>Dans les broyeurs de min\u00e9raux, la chemin\u00e9e \u00e9vacue les gaz d'\u00e9chappement et la poussi\u00e8re, assurant une ventilation de qualit\u00e9 et maintenant la qualit\u00e9 de l'air. Les informations relatives aux performances des \u00e9quipements de suppression et\/ou d\u2019extraction des poussi\u00e8res seront demand\u00e9es au fournisseur et archiv\u00e9es. L\u2019\u00e9quipement sera inspect\u00e9 et test\u00e9 conform\u00e9ment \u00e0 ses normes de performance au moins une fois par an.<\/p><\/div><\/div>\n<\/div><\/div><small class=\"c83-quiz-info uk-margin-top\">Si vous cliquez ou appuyez sur les zones interactives de l'image, des informations plus d\u00e9taill\u00e9es s\u2019afficheront dans une fen\u00eatre contextuelle.<\/small><\/div>\n\n\n\n<div class=\"wp-block-c83-vspace c83-vspace-small\"><\/div>\n<\/div>\n<\/div>","protected":false},"parent":329,"menu_order":20,"template":"","course":[11],"label":[],"class_list":["post-1366","lesson","type-lesson","status-publish","hentry","course-control-silica-dust-in-specific-activities"],"_links":{"self":[{"href":"https:\/\/training.nepsi.eu\/fr\/wp-json\/wp\/v2\/lesson\/1366","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/training.nepsi.eu\/fr\/wp-json\/wp\/v2\/lesson"}],"about":[{"href":"https:\/\/training.nepsi.eu\/fr\/wp-json\/wp\/v2\/types\/lesson"}],"version-history":[{"count":0,"href":"https:\/\/training.nepsi.eu\/fr\/wp-json\/wp\/v2\/lesson\/1366\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/training.nepsi.eu\/fr\/wp-json\/wp\/v2\/lesson\/329"}],"wp:attachment":[{"href":"https:\/\/training.nepsi.eu\/fr\/wp-json\/wp\/v2\/media?parent=1366"}],"wp:term":[{"taxonomy":"course","embeddable":true,"href":"https:\/\/training.nepsi.eu\/fr\/wp-json\/wp\/v2\/course?post=1366"},{"taxonomy":"label","embeddable":true,"href":"https:\/\/training.nepsi.eu\/fr\/wp-json\/wp\/v2\/label?post=1366"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}