{"id":2029,"date":"2026-05-27T16:12:41","date_gmt":"2026-05-27T08:12:41","guid":{"rendered":"https:\/\/www.adtechaluminum.com\/?post_type=product&#038;p=2029"},"modified":"2026-07-02T11:39:18","modified_gmt":"2026-07-02T03:39:18","slug":"deep-bed-equipment","status":"publish","type":"product","link":"https:\/\/www.adtechaluminum.com\/fr\/product\/deep-bed-equipment\/","title":{"rendered":"\u00c9quipements pour lits profonds"},"content":{"rendered":"<h2>Principe de la filtration en lit profond<\/h2>\n<p>L'aluminium fondu p\u00e9n\u00e8tre par l'entr\u00e9e de l'installation \u00e0 lit profond ; apr\u00e8s avoir \u00e9t\u00e9 filtr\u00e9 par le lit filtrant (milieu filtrant), les impuret\u00e9s pr\u00e9sentes dans l'aluminium fondu sont \u00e9limin\u00e9es, et l'aluminium fondu pur s'\u00e9coule par la sortie de l'installation \u00e0 lit profond.<\/p>\n<h2>\u00c9quipements de filtration \u00e0 lit profond \u2013 Innovation en mati\u00e8re de conception technologique<\/h2>\n<p>1. L'enceinte est rev\u00eatue de mat\u00e9riaux de la s\u00e9rie \u00e0 haute teneur en silice, de la s\u00e9rie corindon-mullite, de la s\u00e9rie carbure de silicium, etc., choisis en fonction des conditions de fonctionnement. Tous ces mat\u00e9riaux sont obtenus par cuisson \u00e0 haute temp\u00e9rature.<\/p>\n<p>2. Ces mat\u00e9riaux se caract\u00e9risent par une bonne non-lubrification, une bonne r\u00e9sistance \u00e0 l'\u00e9rosion, aux chocs thermiques et \u00e0 la corrosion, ainsi que par une faible conductivit\u00e9 thermique.<\/p>\n<p>3. Con\u00e7u pour les lignes de production en continu et par lots, il remplace les \u00e9quipements de filtration \u00e0 plaques, ce qui permet d'augmenter la capacit\u00e9 de filtration et de garantir une qualit\u00e9 stable du produit.<\/p>\n<p>4. Permet de r\u00e9duire les co\u00fbts de main-d'\u0153uvre et la consommation d'\u00e9nergie superflue.<\/p>\n<p>5. Permet la semi-automatisation de la production, ce qui r\u00e9duit consid\u00e9rablement les co\u00fbts de production.<\/p>\n<h2>Syst\u00e8me de commande des \u00e9quipements pour lit profond<\/h2>\n<h3>Automate programmable<\/h3>\n<p>Il est \u00e9quip\u00e9 d'une alimentation \u00e9lectrique et d'un syst\u00e8me de commande par automate programmable (PLC). L'automate programmable (PLC), dot\u00e9 d'un \u00e9cran tactile, permet de modifier tous les param\u00e8tres du filtre et offre des fonctions d'alarme en cas de d\u00e9faut. Il peut assurer les fonctions de pr\u00e9chauffage, d'isolation et de chauffage de la chambre. La puissance du chauffage et les informations relatives aux d\u00e9fauts s'affichent clairement sur le panneau de commande. Le syst\u00e8me de chauffage utilise un r\u00e9gulateur de puissance pour la commande, avec des modes de commande automatique et manuel ; en mode automatique, il utilise une r\u00e9gulation PID en boucle ferm\u00e9e. Le r\u00e9gulateur de temp\u00e9rature intelligent situ\u00e9 sur le panneau de commande affiche la temp\u00e9rature de l'\u00e9l\u00e9ment chauffant et du bain de fusion, et permet de d\u00e9finir les points de consigne pour chaque point de contr\u00f4le de temp\u00e9rature. Le syst\u00e8me de chauffage est \u00e9quip\u00e9 d\u2019une protection contre les sous-tensions et les surintensit\u00e9s, ainsi que d\u2019alarmes en cas de d\u00e9fauts de fuite, de d\u00e9faillance des fusibles et de d\u00e9faillance du r\u00e9gulateur de puissance.<\/p>\n<figure id=\"attachment_2099\" aria-describedby=\"caption-attachment-2099\" style=\"width: 593px\" class=\"wp-caption alignnone\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-2099\" src=\"https:\/\/www.adtechaluminum.com\/wp-content\/uploads\/2026\/05\/3214_a26mxZGs.webp\" alt=\"Automate programmable\" width=\"593\" height=\"593\" srcset=\"https:\/\/www.adtechaluminum.com\/wp-content\/uploads\/2026\/05\/3214_a26mxZGs.webp 593w, https:\/\/www.adtechaluminum.com\/wp-content\/uploads\/2026\/05\/3214_a26mxZGs-300x300.webp 300w, https:\/\/www.adtechaluminum.com\/wp-content\/uploads\/2026\/05\/3214_a26mxZGs-150x150.webp 150w\" sizes=\"(max-width: 593px) 100vw, 593px\" \/><figcaption id=\"caption-attachment-2099\" class=\"wp-caption-text\">Automate programmable<\/figcaption><\/figure>\n<h3>Syst\u00e8me d'air comprim\u00e9<\/h3>\n<p>Fonction : Veiller \u00e0 ce que l'air comprim\u00e9 entrant dans la partie sup\u00e9rieure du four \u00e0 lit profond pr\u00e9sente une pression et un d\u00e9bit appropri\u00e9s, afin de garantir que la chaleur de la partie sup\u00e9rieure du four soit transmise \u00e0 la partie inf\u00e9rieure de celui-ci par l'interm\u00e9diaire de l'air comprim\u00e9, ce qui permet d'uniformiser la cuisson et le pr\u00e9chauffage dans le four \u00e0 lit profond et de r\u00e9duire le temps de chauffage.<\/p>\n<figure id=\"attachment_2100\" aria-describedby=\"caption-attachment-2100\" style=\"width: 550px\" class=\"wp-caption alignnone\"><img decoding=\"async\" class=\"size-full wp-image-2100\" src=\"https:\/\/www.adtechaluminum.com\/wp-content\/uploads\/2026\/05\/5492_vojSKqCy.webp\" alt=\"Syst\u00e8me d&#039;air comprim\u00e9\" width=\"550\" height=\"731\" srcset=\"https:\/\/www.adtechaluminum.com\/wp-content\/uploads\/2026\/05\/5492_vojSKqCy.webp 550w, https:\/\/www.adtechaluminum.com\/wp-content\/uploads\/2026\/05\/5492_vojSKqCy-226x300.webp 226w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/><figcaption id=\"caption-attachment-2100\" class=\"wp-caption-text\">Syst\u00e8me d'air comprim\u00e9<\/figcaption><\/figure>","protected":false},"excerpt":{"rendered":"<p>Deep Bed Filtration Principle The molten aluminum enters through the inlet of the deep bed equipment, and after being filtered 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