{"id":159029,"date":"2021-07-21T09:12:43","date_gmt":"2021-07-21T07:12:43","guid":{"rendered":"https:\/\/bandelin.com\/?post_type=docs&#038;p=159029"},"modified":"2021-07-21T09:12:45","modified_gmt":"2021-07-21T07:12:45","password":"","slug":"cavitazione","status":"publish","type":"docs","link":"https:\/\/bandelin.com\/it\/docs\/wissen\/kavitation\/","title":{"rendered":"Cavitazione"},"content":{"rendered":"<div class=\"product\"><div class=\"product\">\n<p>Nei dispositivi di pulizia a ultrasuoni, la cavitazione favorisce la rimozione delle particelle di sporco dagli oggetti di pulizia solidi. Altre applicazioni includono l'omogeneizzazione, in cui si producono emulsioni, e il degassamento dei liquidi. A causa della pressione molto bassa all'interno delle bolle di cavitazione, i gas disciolti nel mezzo vengono convertiti in uno stato gassoso. Quando le bolle di cavitazione implodono, vengono riassorbite dal mezzo solo fino al punto di equilibrio della soluzione. Il gas in eccesso fuoriesce dal mezzo. L'effetto utilizzato per la sonicazione dei substrati di biogas, ad esempio, utilizza le forze di taglio generate dalla cavitazione all'interfaccia solido-liquido e l'attacco superficiale risultante, che porta alla comminuzione e alla disintegrazione delle particelle coesive nei mezzi liquidi.&nbsp;<\/p>\n\n\n\n<p>La prova di questo effetto di cavitazione pu\u00f2 essere facilmente fornita con i cosiddetti <strong><a href=\"\/it\/applicazioni\/test-della-lamina\/\">Test della pellicola<\/a>\u00a0<\/strong>rendimento: Un foglio di alluminio di spessore da 0,01 a 0,02 mm viene teso su un telaio metallico, posto nel liquido e sonicato per 60 secondi. La cavitazione provoca delle perforazioni nel foglio, che rendono facile riconoscere l'intensit\u00e0 e la distribuzione della cavitazione.<\/p>\n\n\n<figure class=\"wp-block-embed-youtube wp-block-embed is-type-video is-provider-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"lyte-wrapper fourthree\" style=\"width:420px;max-width:100%;margin:5px;\"><div class=\"lyMe\" id=\"WYL_O5uu_j5i_nI\"><div id=\"lyte_O5uu_j5i_nI\" data-src=\"https:\/\/bandelin.com\/wp-content\/plugins\/wp-youtube-lyte\/lyteCache.php?origThumbUrl=%2F%2Fi.ytimg.com%2Fvi%2FO5uu_j5i_nI%2Fhqdefault.jpg\" class=\"pL\"><div class=\"tC\"><div class=\"tT\"><\/div><\/div><button tabindex=\"0\" class=\"play\"><\/button><div class=\"ctrl\"><div class=\"Lctrl\"><\/div><div class=\"Rctrl\"><\/div><\/div><\/div><noscript><a href=\"https:\/\/youtu.be\/O5uu_j5i_nI\" rel=\"nofollow\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/bandelin.com\/wp-content\/plugins\/wp-youtube-lyte\/lyteCache.php?origThumbUrl=https%3A%2F%2Fi.ytimg.com%2Fvi%2FO5uu_j5i_nI%2F0.jpg\" alt=\"YouTube video thumbnail\" width=\"420\" height=\"295\" \/><br \/>Guarda questo video su YouTube<\/a><\/noscript><\/div><\/div><div class=\"lL\" style=\"max-width:100%;width:420px;margin:5px;\"><br\/><span class=\"lyte_disclaimer\">Riproducendo i video, lei accetta l'informativa sulla privacy di YouTube.<\/span><\/div><figcaption><\/figcaption><\/figure><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>In Ultraschallreinigungsger\u00e4ten f\u00f6rdert die Kavitation die Abtragung der Schmutzpartikel vom festen Reinigungsobjekt. Weitere Anwendungen sind die Homogenisierung, bei der Emulsionen hergestellt werden sowie die Entgasung von Fl\u00fcssigkeiten. Durch den sehr geringen Druck innerhalb der Kavitationsblasen gehen hierbei im Medium gel\u00f6ste Gase in den gasf\u00f6rmigen Zustand \u00fcber. Beim Implodieren der Kavitationsblasen werden sie dann nur bis [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"doc_category":[1926],"doc_tag":[],"class_list":["post-159029","docs","type-docs","status-publish","hentry","doc_category-wissen"],"acf":[],"year_month":"2026-10","word_count":195,"total_views":"61","reactions":{"happy":"0","normal":"0","sad":"0"},"author_info":{"name":"J Bandelin","author_nicename":"jobandelin","author_url":"https:\/\/bandelin.com\/it\/author\/jobandelin\/"},"doc_category_info":[{"term_name":"Grundlagenwissen Kavitation","term_url":"https:\/\/bandelin.com\/it\/docs-category\/wissen\/"}],"doc_tag_info":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Kavitation | BANDELIN electronic GmbH &amp; Co. KG<\/title>\n<meta name=\"description\" content=\"Informationen Sie sich \u00fcber Kavitation | Hochwertige Ultraschallb\u00e4der f\u00fcr Medizin und Industrie von Bandelin Electronic seit 1955.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/bandelin.com\/it\/documenti\/conoscere\/cavitazione\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Kavitation | BANDELIN electronic GmbH &amp; Co. 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