{"id":464,"date":"2008-09-29T23:26:12","date_gmt":"2008-09-29T21:26:12","guid":{"rendered":"https:\/\/www.tempco.it\/blog\/?p=464"},"modified":"2008-10-02T08:39:13","modified_gmt":"2008-10-02T06:39:13","slug":"il-rumore-nelle-torri-evaporative-2","status":"publish","type":"post","link":"https:\/\/www.tempco.it\/blog\/464\/il-rumore-nelle-torri-evaporative-2\/","title":{"rendered":"Il rumore nelle torri evaporative (2)"},"content":{"rendered":"<p>Come spiegavo nell&#8217;<a href=\"https:\/\/www.tempco.it\/blog\/459\/il-rumore-nelle-torri-evaporative\/\">ultimo articol<\/a>o, i ventilatori sono sicuramente una delle fonti di maggiore rumorosit\u00e0 delle <a href=\"http:\/\/www.tempco.it\/prodotti.asp?ID=23\" class=\"broken_link\">torri evaporative<\/a>, ma sicuramente non l&#8217;unica.<\/p>\n<p>Il rumore generato dai gruppi di ventilazione \u00e8 un rumore a bassa frequenza, che si diffonde a distanza, che va quindi prevenuto tramite appositi sistemi come gi\u00e0 spiegato:<\/p>\n<ul>\n<li>gruppi di ventilazione particolarmente silenziosi<\/li>\n<li>sistemi di silenziamento sull&#8217;uscita dell&#8217;aria<\/li>\n<li>sistemi di silenziamento in aspirazione aria<\/li>\n<li>inverter<\/li>\n<li>barriere antirumore dedicate<\/li>\n<\/ul>\n<p>\u00a0<\/p>\n<p>\u00a0c&#8217;\u00e8 per\u00f2 una componente di rumore a frequenza decisamente pi\u00f9 alta, legata allo scroscio dell&#8217;acqua in vasca.<\/p>\n<p style=\"text-align: center;\">\u00a0<\/p>\n<p style=\"text-align: center;\"><a href=\"https:\/\/www.tempco.it\/blog\/wp-content\/uploads\/2008\/09\/water-splash.jpg\"><\/a><a href=\"https:\/\/www.tempco.it\/blog\/wp-content\/uploads\/2008\/09\/cross-flow-cooling-tower.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-thumbnail wp-image-467\" title=\"cross-flow-cooling-tower\" src=\"https:\/\/www.tempco.it\/blog\/wp-content\/uploads\/2008\/09\/cross-flow-cooling-tower-150x150.jpg\" alt=\"torre evaporativa cross flow\" width=\"150\" height=\"150\" \/><\/a><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-thumbnail wp-image-466 aligncenter\" title=\"water-splash\" src=\"https:\/\/www.tempco.it\/blog\/wp-content\/uploads\/2008\/09\/water-splash-150x150.jpg\" alt=\"caduta di acqua in una torre evaporativa\" width=\"150\" height=\"150\" \/><\/p>\n<p><!--more-->SI tratta di un rumore che si avverte soprattutto in prossimit\u00e0 delle torri evaporative, che pu\u00f2 essere prevenuto sostanzialmente in due modi:<\/p>\n<ul>\n<li>scelta della tipologia di torre<\/li>\n<li>sistemi di silenziamento dedicati<\/li>\n<\/ul>\n<p><strong>Scelta della tipologia di torre:<\/strong><\/p>\n<p>Nel caso di torri di tipo forzato, con i ventilatori (assiali o centrifughi) che spingono l&#8217;aria all&#8217;interno della struttura, la vasca sar\u00e0 chiusa all&#8217;interno della carpenteria. In questo modo si ottiene automaticamente una attenuazione della rumorosit\u00e0, in quanto tutto \u00e8 all&#8217;interno del contenitore torre.<\/p>\n<p><strong>Sistemi di silenziamento dedicati:<\/strong><\/p>\n<p>In pratica se le torri sono di tipo indotto, con ventilatori aspiranti posti sulla sommit\u00e0 delle stesse, la vasca rimane praticamente a vista e comunque aperta. <em>Con la torre in funzione si avvertir\u00e0 immediatamente il rumore generato dall&#8217;incessante caduta dell&#8217;acqua<\/em>, ovvero dei milioni di gocce che sbattono sul pelo libero del bacino di raccolta. Tanto \u00e8 pi\u00f9 grande la torre, tanto maggiore sar\u00e0 il rumore generato.<\/p>\n<p>Per ovviare a questo problema, si sono studiati dei particolari sistemi chiamati &#8220;<strong>anti-splash<\/strong>&#8220;, che vengono posizionati a livello del pelo libero della vasca, che smorzano il rumore della caduta dell&#8217;acqua.<\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" src=\"https:\/\/www.tempco.it\/blog\/wp-content\/uploads\/2008\/10\/dscf3375-150x150.jpg\" alt=\"\" \/><a href=\"https:\/\/www.tempco.it\/blog\/wp-content\/uploads\/2008\/09\/sistemi-antisplash.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-thumbnail wp-image-468 aligncenter\" title=\"sistemi-antisplash\" src=\"https:\/\/www.tempco.it\/blog\/wp-content\/uploads\/2008\/09\/sistemi-antisplash-150x150.jpg\" alt=\"sistemi antisplash pronti per essere installati in vasca torre\" width=\"150\" height=\"150\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Come spiegavo nell&#8217;ultimo articolo, i ventilatori sono sicuramente una delle fonti di maggiore rumorosit\u00e0 delle torri evaporative, ma sicuramente non [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[21,3,6,20,13,4,24,7],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.5 - 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