{"id":9595,"date":"2021-07-15T06:36:28","date_gmt":"2021-07-15T06:36:28","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=9595"},"modified":"2021-07-15T06:36:28","modified_gmt":"2021-07-15T06:36:28","slug":"deep-bed-filtration-device","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/deep-bed-filtration-device\/","title":{"rendered":"Dispositivo de filtraci\u00f3n de lecho profundo"},"content":{"rendered":"<p>El dispositivo de filtraci\u00f3n de lecho profundo est\u00e1 compuesto por varias capas de bolas de al\u00famina y capas de grava. La selecci\u00f3n del tama\u00f1o de las part\u00edculas del material filtrante y la distribuci\u00f3n de las diferentes capas desempe\u00f1an un papel importante a la hora de optimizar la eficiencia de la filtraci\u00f3n.<\/p>\n<p>Antes de verter el metal l\u00edquido, el lecho filtrante debe alcanzar una temperatura adecuada para garantizar que no se produzca ninguna solidificaci\u00f3n en el lecho. Se hace circular aire seco u otro tipo de gas caliente por el filtro para precalentar el lecho. El gas se introduce en la tapa y el aire se calienta a alta temperatura gracias a la resistencia el\u00e9ctrica situada en la tapa. A continuaci\u00f3n, se conduce hacia abajo hasta el lecho filtrante y, a trav\u00e9s de la tuber\u00eda, hasta la salida. La temperatura de la operaci\u00f3n de precalentamiento se controla mediante un termopar insertado en una posici\u00f3n espec\u00edfica del lecho.<\/p>\n<p>Cuando el dispositivo de filtraci\u00f3n de lecho profundo alcanza una temperatura adecuada para la carga, la operaci\u00f3n de llenado inicial consiste en introducir el aluminio l\u00edquido en la capa de bolas de al\u00famina y la capa plana de granalla de al\u00famina del lecho filtrante a trav\u00e9s de la tuber\u00eda de entrada, y obtener la capa requerida con el caudal adecuado de aluminio l\u00edquido. El flujo se distribuye uniformemente por la parte inferior del lecho filtrante y, a continuaci\u00f3n, atraviesa lentamente el lecho hasta llegar a la superficie.<\/p>\n<p>Cuando comienza la fundici\u00f3n, es extremadamente importante controlar la temperatura del lecho filtrante durante todo el proceso para mantener el estado de fundici\u00f3n. Dado que cualquier zona fr\u00eda provoca la solidificaci\u00f3n del metal, esto afectar\u00e1 negativamente a la eficacia de la filtraci\u00f3n.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-9597\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2021\/07\/Deep-Bed-Filtration-Device-1.jpg\" alt=\"\" width=\"500\" height=\"400\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/07\/Deep-Bed-Filtration-Device-1.jpg 500w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/07\/Deep-Bed-Filtration-Device-1-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>Las ventajas del dispositivo de filtraci\u00f3n de lecho profundo son una capa filtrante gruesa, un recorrido de flujo largo y la adsorci\u00f3n de numerosas part\u00edculas de impurezas. Gran caudal de rebose, adecuado para la producci\u00f3n a gran escala y en serie. Sin embargo, la filtraci\u00f3n de lecho profundo solo utiliza el relleno para formar una capa filtrante, y el medio filtrante tiende a aflojarse y desplazarse, lo que provoca que algunas impurezas peque\u00f1as se mezclen con la masa fundida y reduzcan el efecto de filtraci\u00f3n.<\/p>\n<p>En comparaci\u00f3n con el filtro de lecho profundo, el <a href=\"http:\/\/www.alalloycasting.com\/es\/ceramic-foam-filter-pal\/\">filtro de espuma cer\u00e1mica<\/a> tiene una capa filtrante m\u00e1s fina y una menor capacidad para adsorber part\u00edculas de impurezas. Sin embargo, esto puede mejorarse aumentando el n\u00famero de etapas de filtraci\u00f3n; es decir, se puede recurrir a una filtraci\u00f3n de dos o tres etapas para mejorar la precisi\u00f3n de la filtraci\u00f3n. Sus ventajas son una baja presi\u00f3n inicial, un recambio sencillo, un funcionamiento sencillo y un mejor efecto de filtrado.<\/p>","protected":false},"excerpt":{"rendered":"<p>The deep bed filtration device consists of several layers of alumina balls and gravel layers. The particle size selection of the filter material and the&hellip;<\/p>","protected":false},"author":1,"featured_media":9596,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-9595","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Deep Bed Filtration Device, Molten Aluminum Filter<\/title>\n<meta name=\"description\" content=\"The deep bed filtration device consists of several layers of alumina balls and gravel layers. 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