{"id":9757,"date":"2021-04-02T14:38:41","date_gmt":"2021-04-02T12:38:41","guid":{"rendered":"https:\/\/www.mitacoolingtechnologies.com\/risorse\/glossario\/torre-di-raffreddamento\/"},"modified":"2023-10-28T14:06:54","modified_gmt":"2023-10-28T12:06:54","slug":"tour-de-refroidissement","status":"publish","type":"glossario","link":"https:\/\/www.mitacoolingtechnologies.com\/fr\/ressources\/glossaire\/tour-de-refroidissement\/","title":{"rendered":"Tour de refroidissement"},"content":{"rendered":"<p>Ou <strong>Tour a\u00e9ror\u00e9frigerante<\/strong>. <em>\u00ab\u00a0Les tours a\u00e9ror\u00e9frig\u00e9rantes ou TAR, aussi appel\u00e9es tours de refroidissement, sont utilis\u00e9es pour refroidir un liquide, g\u00e9n\u00e9ralement de l&rsquo;eau, \u00e0 l&rsquo;aide d&rsquo;un gaz, g\u00e9n\u00e9ralement l&rsquo;air ambiant. Il s&rsquo;agit d&rsquo;un cas particulier d&rsquo;\u00e9changeur de chaleur o\u00f9 le transfert thermique s&rsquo;effectue par contact direct ou indirect entre les flux\u00a0\u00bb<\/em> (De <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Tour_a%C3%A9ror%C3%A9frig%C3%A9rante\">Wikipedia<\/a>).<\/p>\n<ul>\n<li id=\"tw-target-text\" class=\"tw-data-text tw-text-large XcVN5d tw-ta\" dir=\"ltr\" data-placeholder=\"Translation\"><span class=\"Y2IQFc\" lang=\"fr\"><a href=\"https:\/\/www.mitacoolingtechnologies.com\/fr\/categorie-produit\/tours-de-refroidissement-en-circuit-ferme\/\"><em><strong>Tour de refroidissement \u00e0 circuit ferm\u00e9<\/strong><\/em><\/a>. Tour dans laquelle le fluide de process refroidi (souvent pas de l&rsquo;eau, mais un fluide frigorig\u00e8ne) n&rsquo;entre pas en contact avec l&rsquo;eau de refroidissement. Celui-ci est r\u00e9parti sur la surface externe du faisceau de tubes ou de plaques li\u00e9es et circule entre le r\u00e9servoir et le distributeur. <\/span><\/li>\n<li><span class=\"Y2IQFc\" lang=\"fr\"><a href=\"https:\/\/www.mitacoolingtechnologies.com\/fr\/categorie-produit\/tours-de-refroidissement-en-circuit-ouvert\/\"><em><strong>Tour de refroidissement \u00e0 circuit ouvert<\/strong><\/em><\/a>. Syst\u00e8me d&rsquo;\u00e9vaporation qui refroidit l&rsquo;eau par \u00e9change direct avec l&rsquo;air. <\/span><\/li>\n<li><span class=\"Y2IQFc\" lang=\"fr\"><strong><em>Tour de refroidissement \u00e0 contre-courant<\/em><\/strong>. Dans une conception de ce type, <em>\u00able d\u00e9bit d&rsquo;air est directement oppos\u00e9 au d\u00e9bit d&rsquo;eau. Le flux d&rsquo;air entre pour la premi\u00e8re fois dans une zone ouverte sous le mat\u00e9riau de remplissage et est ensuite extrait verticalement. L&rsquo;eau est pulv\u00e9ris\u00e9e \u00e0 travers des buses pressuris\u00e9es pr\u00e8s du sommet de la tour puis s&rsquo;\u00e9coule \u00e0 travers le remplissage, \u00e0 l&rsquo;oppos\u00e9 du flux d&rsquo;air\u00bb<\/em> (de <a href=\"https:\/\/en.wikipedia.org\/wiki\/Cooling_tower#Counterflow\">Wikipedia<\/a>).<\/span><\/li>\n<li><span class=\"Y2IQFc\" lang=\"fr\"><strong><em>Tour de refroidissement \u00e0 courant crois\u00e9<\/em><\/strong>. Tours dans lesquelles l&rsquo;eau se d\u00e9place verticalement de haut en bas, tandis que le mouvement de l&rsquo;air lorsqu&rsquo;il rencontre le courant d&rsquo;eau est horizontal.<\/span><\/li>\n<li><span class=\"Y2IQFc\" lang=\"fr\"><em><strong>Tour de refroidissement \u00e0 tirage m\u00e9canique<\/strong><\/em>. Dispositif dans lequel l&rsquo;eau est refroidie par \u00e9vaporation partielle par contact avec un courant d&rsquo;air entra\u00een\u00e9 m\u00e9caniquement. <\/span><\/li>\n<li id=\"tw-target-text\" class=\"tw-data-text tw-text-large XcVN5d tw-ta\" dir=\"ltr\" data-placeholder=\"Translation\"><span class=\"Y2IQFc\" lang=\"fr\"><strong><em>Tour de refroidissement centrifuge<\/em><\/strong>. Appareil qui utilise un ventilateur centrifuge pour d\u00e9placer l&rsquo;air n\u00e9cessaire \u00e0 l&rsquo;\u00e9vaporation forc\u00e9e. G\u00e9n\u00e9ralement pr\u00e9f\u00e9r\u00e9 lorsqu&rsquo;il y a des probl\u00e8mes de bruit, le besoin de conduits d&rsquo;air ou d&rsquo;installer des silencieux insonorisants. <\/span><\/li>\n<li><span class=\"Y2IQFc\" lang=\"fr\"><strong><em>Tour de refroidissement mont\u00e9e en usine<\/em><\/strong><em>.<\/em> Elle est de petite et moyenne taille et totalement assembl\u00e9e en usine en 2 \u00e0 3 sections principales avec des dimensions compatibles pour le transport routier ou maritime. Pas de temps de montage ou quelques jours pour les syst\u00e8mes modulaires. <\/span><\/li>\n<li><span class=\"Y2IQFc\" lang=\"fr\"><a href=\"https:\/\/www.mitacoolingtechnologies.com\/fr\/produits\/pu-tour-de-refroidissement-industrielle\/\"><strong><em>Tour de refroidissement mont\u00e9e sur le terrain (ou mont\u00e9e sur site)<\/em><\/strong><\/a>. G\u00e9n\u00e9ralement de grande taille, elle est transport\u00e9e compl\u00e8tement d\u00e9mont\u00e9e et mont\u00e9e directement sur le site d&rsquo;installation, afin de r\u00e9duire les co\u00fbts de transport. Temps de montage indicativement variables entre 20 et 60 jours.\u00a0<\/span><\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.mitacoolingtechnologies.com\/fr\/ressources\/articles-techniques\/tours-de-refroidissement-quest-ce-que-cest-comment-fonctionnent-elles-comment-les-entretenir\/\">EN SAVOIR PLUS SUR LES TOURS DE REFROIDISSEMENT<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Il s&rsquo;agit d&rsquo;un cas particulier d&rsquo;\u00e9changeur de chaleur o\u00f9 le transfert thermique s&rsquo;effectue par contact direct ou indirect entre les flux<\/p>\n","protected":false},"featured_media":0,"template":"","indice-glossario":[898],"class_list":["post-9757","glossario","type-glossario","status-publish","hentry","indice-glossario-t-fr"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Tour de refroidissement - MITA Cooling Technologies<\/title>\n<meta name=\"description\" content=\"Il s&#039;agit d&#039;un cas particulier d&#039;\u00e9changeur de chaleur o\u00f9 le transfert thermique s&#039;effectue par contact direct ou indirect entre les flux.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.mitacoolingtechnologies.com\/fr\/ressources\/glossaire\/tour-de-refroidissement\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tour de refroidissement - 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