{"id":9928,"date":"2021-08-17T03:47:25","date_gmt":"2021-08-17T03:47:25","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=9928"},"modified":"2021-08-17T03:47:25","modified_gmt":"2021-08-17T03:47:25","slug":"gas-purification-process","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/es\/gas-purification-process\/","title":{"rendered":"Proceso de purificaci\u00f3n de gases"},"content":{"rendered":"<p>El proceso de eliminaci\u00f3n de hidr\u00f3geno es el proceso de purificaci\u00f3n del gas. Se a\u00f1aden artificialmente gases inertes (Ar, N\u2082, etc.) o gases activos insolubles en el aluminio fundido (Cl\u2082, C\u2082Cl\u2084, etc.) al aluminio fundido, de modo que el hidr\u00f3geno disuelto en \u00e9l sea absorbido por estas burbujas de gas. Las burbujas flotan hacia arriba y se escapan del aluminio fundido.<\/p>\n<p><strong>El proceso de purificaci\u00f3n de gases se puede dividir en las siguientes etapas:<\/strong><\/p>\n<p>Mediante la convecci\u00f3n y la difusi\u00f3n, los \u00e1tomos de hidr\u00f3geno presentes en el aluminio fundido migran hacia la interfaz gas-l\u00edquido situada entre el aluminio fundido y las burbujas a\u00f1adidas.<br \/>\nEl \u00e1tomo de hidr\u00f3geno pasa del estado disuelto al estado adsorbido.<br \/>\nLos \u00e1tomos de hidr\u00f3geno adsorbidos en la interfaz gas-l\u00edquido interact\u00faan entre s\u00ed para formar mol\u00e9culas de hidr\u00f3geno.<br \/>\nLas mol\u00e9culas de hidr\u00f3geno se desorben de la interfaz gas-l\u00edquido.<br \/>\nLas mol\u00e9culas se difunden hacia la fase gaseosa y ascienden junto con las burbujas de gas a\u00f1adidas para escapar del aluminio fundido.<\/p>\n<p><strong>La forma b\u00e1sica de mejorar la eficacia de la purificaci\u00f3n de gases es:<\/strong><\/p>\n<p>Es posible aumentar el n\u00famero de burbujas a\u00f1adidas para incrementar la superficie de contacto efectiva entre el aluminio fundido y las burbujas.<br \/>\nReduzca al m\u00e1ximo el di\u00e1metro de las burbujas que se a\u00f1aden y aumente la superficie de contacto entre el gas y el aluminio fundido.<br \/>\nAumentar al m\u00e1ximo la distancia de flotaci\u00f3n de las burbujas incorporadas en el aluminio fundido y prolongar el tiempo de permanencia de las burbujas en el aluminio fundido; es decir, prolongar la duraci\u00f3n del proceso de purificaci\u00f3n del aluminio fundido mediante gas.<\/p>\n<p>Adem\u00e1s de estas tres formas b\u00e1sicas, existen otras m\u00e1s avanzadas, como MINT, SNIF, FILD, <a href=\"http:\/\/www.alalloycasting.com\/es\/online-degassing\/\">desgasificaci\u00f3n en l\u00ednea<\/a>, y tecnolog\u00eda de purificaci\u00f3n. El principio b\u00e1sico consiste en utilizar la rotaci\u00f3n mec\u00e1nica del cabezal de soplado y el efecto de soplado del arg\u00f3n o el nitr\u00f3geno para dividir el gas inerte introducido en el aluminio fundido en peque\u00f1os grupos de burbujas, que ascienden lentamente desde el aluminio fundido, lo que aumenta significativamente el contacto entre el gas y la superficie del l\u00edquido, prolonga el tiempo de acci\u00f3n y mejora la eficiencia de la desgasificaci\u00f3n. Al mismo tiempo, debido a la intensa agitaci\u00f3n del cabezal de soplado, las peque\u00f1as inclusiones se agrupan en aglomerados m\u00e1s grandes, y el denso grupo de peque\u00f1as burbujas tiene una alta probabilidad de atrapar escoria, lo que tambi\u00e9n mejora la eficiencia de la eliminaci\u00f3n de escoria.<\/p>","protected":false},"excerpt":{"rendered":"<p>The hydrogen removal process is the gas purification process. Artificially add inert gases (Ar, N2, etc.) or active gases that are insoluble in the aluminum&hellip;<\/p>","protected":false},"author":1,"featured_media":9929,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[12364,4313],"class_list":["post-9928","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-gas-purification-process-in-aluminum-melt","tag-metal-degassing"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Gas Purification Process in Aluminum Melt, Metal Degassing<\/title>\n<meta name=\"description\" content=\"The hydrogen removal process is the gas purification process. 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