{"id":61021,"date":"2023-04-21T14:46:24","date_gmt":"2023-04-21T19:46:24","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-does-ultrasonic-cleaner-work\/"},"modified":"2025-01-27T06:06:25","modified_gmt":"2025-01-27T11:06:25","slug":"how-does-ultrasonic-cleaner-work","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/cs\/how-does-ultrasonic-cleaner-work\/","title":{"rendered":"Ultrazvukov\u00e9 \u010di\u0161t\u011bn\u00ed: princip a technologie"},"content":{"rendered":"<p>Ultrazvukov\u00e9 \u010disti\u010de se staly nepostradateln\u00fdm n\u00e1strojem v mnoha oblastech, od \u0161perka\u0159stv\u00ed a hodin\u00e1\u0159stv\u00ed a\u017e po l\u00e9ka\u0159stv\u00ed a pr\u016fmysl.  Jejich \u00fa\u010dinnost spo\u010d\u00edv\u00e1 v principu ultrazvuku, kter\u00fd umo\u017e\u0148uje d\u016fkladn\u00e9 \u010di\u0161t\u011bn\u00ed i v t\u011b\u017eko p\u0159\u00edstupn\u00fdch m\u00edstech.  Funk\u010dnost t\u011bchto p\u0159\u00edstroj\u016f je zalo\u017eena na kombinaci fyzik\u00e1ln\u00edch jev\u016f, kter\u00e9 spole\u010dn\u011b vytv\u00e1\u0159ej\u00ed siln\u00fd \u010distic\u00ed efekt.  Pochopen\u00ed t\u011bchto princip\u016f je kl\u00ed\u010dov\u00e9 pro efektivn\u00ed pou\u017e\u00edv\u00e1n\u00ed ultrazvukov\u00e9ho \u010disti\u010de a dosa\u017een\u00ed optim\u00e1ln\u00edch v\u00fdsledk\u016f.<\/p>\n<h3>Jak ultrazvukov\u00e9 vlny \u010dist\u00ed?<\/h3>\n<p>Ultrazvukov\u00e9 \u010disti\u010de vyu\u017e\u00edvaj\u00ed zvukov\u00e9 vlny s frekvenc\u00ed vy\u0161\u0161\u00ed ne\u017e 20 kHz, tedy nad hranic\u00ed sly\u0161itelnosti lidsk\u00e9ho ucha. Tyto vlny jsou generov\u00e1ny piezoelektrick\u00fdm m\u011bni\u010dem um\u00edst\u011bn\u00fdm v n\u00e1dr\u017ei s \u010distic\u00ed kapalinou.  M\u011bni\u010d se rozkmit\u00e1 a vytv\u00e1\u0159\u00ed v kapalin\u011b tlakov\u00e9 vlny, kter\u00e9 se \u0161\u00ed\u0159\u00ed do v\u0161ech sm\u011br\u016f.  Tyto vlny vytv\u00e1\u0159ej\u00ed mikroskopick\u00e9 bublinky, tzv. kavitace, kter\u00e9 imploduj\u00ed s velkou silou.  Pr\u00e1v\u011b tato imploze je kl\u00ed\u010dov\u00e1 pro \u010distic\u00ed \u00fa\u010dinek.  Energie uvoln\u011bn\u00e1 p\u0159i implozi bublin je dostate\u010dn\u00e1 k odtr\u017een\u00ed ne\u010distot z povrchu p\u0159edm\u011bt\u016f pono\u0159en\u00fdch v kapalin\u011b.<\/p>\n<h3>Kavitace \u2013 srdce ultrazvukov\u00e9ho \u010di\u0161t\u011bn\u00ed<\/h3>\n<p>Kavitace je proces vzniku, r\u016fstu a imploze mikroskopick\u00fdch bublin v kapalin\u011b v d\u016fsledku rychl\u00fdch zm\u011bn tlaku.  Intenzita kavitace z\u00e1vis\u00ed na n\u011bkolika faktorech, v\u010detn\u011b frekvence ultrazvuku, intenzity ultrazvuku a vlastnost\u00ed \u010distic\u00ed kapaliny.  Optim\u00e1ln\u00ed nastaven\u00ed t\u011bchto parametr\u016f je kl\u00ed\u010dov\u00e9 pro dosa\u017een\u00ed maxim\u00e1ln\u00edho \u010distic\u00edho \u00fa\u010dinku bez po\u0161kozen\u00ed \u010di\u0161t\u011bn\u00fdch p\u0159edm\u011bt\u016f.  P\u0159\u00edli\u0161 vysok\u00e1 intenzita kavitace m\u016f\u017ee naopak v\u00e9st k erozi povrchu.<\/p>\n<h3>Vliv \u010distic\u00ed kapaliny<\/h3>\n<p>\u010cistic\u00ed kapalina hraje v procesu ultrazvukov\u00e9ho \u010di\u0161t\u011bn\u00ed kl\u00ed\u010dovou roli.  Jej\u00ed vlastnosti, jako je viskozita, povrchov\u00e9 nap\u011bt\u00ed a kompatibilita s \u010di\u0161t\u011bn\u00fdmi materi\u00e1ly, ovliv\u0148uj\u00ed \u00fa\u010dinnost kavitace a celkov\u00fd \u010distic\u00ed proces.  R\u016fzn\u00e9 typy \u010distic\u00edch kapalin jsou vhodn\u00e9 pro r\u016fzn\u00e9 materi\u00e1ly a typy ne\u010distot.  Volba spr\u00e1vn\u00e9 kapaliny je nezbytn\u00e1 pro dosa\u017een\u00ed optim\u00e1ln\u00edch v\u00fdsledk\u016f a ochranu \u010di\u0161t\u011bn\u00fdch p\u0159edm\u011bt\u016f.  N\u00e1sleduj\u00edc\u00ed tabulka uv\u00e1d\u00ed p\u0159ehled n\u011bkter\u00fdch b\u011b\u017en\u011b pou\u017e\u00edvan\u00fdch \u010distic\u00edch kapalin:<\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>\u010cistic\u00ed kapalina<\/th>\n<th>Vhodn\u00e9 pro<\/th>\n<th>Nev\u00fdhody<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Voda<\/td>\n<td>Obecn\u00e9 \u010di\u0161t\u011bn\u00ed<\/td>\n<td>N\u00edzk\u00e1 \u00fa\u010dinnost u odoln\u00fdch ne\u010distot<\/td>\n<\/tr>\n<tr>\n<td>Izopropylalkohol<\/td>\n<td>Odstra\u0148ov\u00e1n\u00ed mastnoty<\/td>\n<td>Ho\u0159lav\u00fd<\/td>\n<\/tr>\n<tr>\n<td>Citr\u00f3nov\u00e1 \u0161\u0165\u00e1va<\/td>\n<td>Odstra\u0148ov\u00e1n\u00ed vodn\u00edho kamene<\/td>\n<td>Korozivn\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Frekvence a intenzita ultrazvuku<\/h3>\n<p>Frekvence ultrazvuku ovliv\u0148uje velikost a hustotu kavita\u010dn\u00edch bublin.  Ni\u017e\u0161\u00ed frekvence (nap\u0159. 28 kHz) vytv\u00e1\u0159\u00ed v\u011bt\u0161\u00ed bubliny, kter\u00e9 maj\u00ed v\u011bt\u0161\u00ed \u010distic\u00ed s\u00edlu, ale mohou b\u00fdt agresivn\u011bj\u0161\u00ed k \u010di\u0161t\u011bn\u00fdm p\u0159edm\u011bt\u016fm.  Vy\u0161\u0161\u00ed frekvence (nap\u0159. 40 kHz) vytv\u00e1\u0159\u00ed men\u0161\u00ed bubliny, kter\u00e9 jsou jemn\u011bj\u0161\u00ed a vhodn\u011bj\u0161\u00ed pro citliv\u011bj\u0161\u00ed materi\u00e1ly.  Intenzita ultrazvuku ur\u010duje energii uvoln\u011bnou p\u0159i implozi bublin.  Vy\u0161\u0161\u00ed intenzita vede k efektivn\u011bj\u0161\u00edmu \u010di\u0161t\u011bn\u00ed, ale m\u016f\u017ee tak\u00e9 v\u00e9st k po\u0161kozen\u00ed p\u0159edm\u011bt\u016f.  Spr\u00e1vn\u00e1 volba frekvence a intenzity je kl\u00ed\u010dov\u00e1 pro dosa\u017een\u00ed optim\u00e1ln\u00edch v\u00fdsledk\u016f.<\/p>\n<p>Ultrazvukov\u00e9 \u010disti\u010de p\u0159edstavuj\u00ed inovativn\u00ed a efektivn\u00ed metodu \u010di\u0161t\u011bn\u00ed \u0161irok\u00e9 \u0161k\u00e1ly p\u0159edm\u011bt\u016f.  Pochopen\u00ed princip\u016f ultrazvukov\u00e9ho \u010di\u0161t\u011bn\u00ed, zejm\u00e9na role kavitace, \u010distic\u00ed kapaliny a parametr\u016f ultrazvuku, je d\u016fle\u017eit\u00e9 pro optim\u00e1ln\u00ed vyu\u017eit\u00ed t\u011bchto p\u0159\u00edstroj\u016f a dosa\u017een\u00ed po\u017eadovan\u00fdch v\u00fdsledk\u016f. Spr\u00e1vn\u00e1 volba parametr\u016f a \u010distic\u00ed kapaliny zaru\u010duje efektivn\u00ed a \u0161etrn\u00e9 \u010di\u0161t\u011bn\u00ed bez po\u0161kozen\u00ed \u010di\u0161t\u011bn\u00fdch p\u0159edm\u011bt\u016f.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ultrazvukov\u00e9 \u010disti\u010de se staly nepostradateln\u00fdm n\u00e1strojem v mnoha oblastech, od \u0161perka\u0159stv\u00ed a hodin\u00e1\u0159stv\u00ed a\u017e po l\u00e9ka\u0159stv\u00ed a pr\u016fmysl. Jejich \u00fa\u010dinnost spo\u010d\u00edv\u00e1 v principu ultrazvuku, kter\u00fd umo\u017e\u0148uje d\u016fkladn\u00e9 \u010di\u0161t\u011bn\u00ed i v t\u011b\u017eko p\u0159\u00edstupn\u00fdch m\u00edstech. Funk\u010dnost t\u011bchto p\u0159\u00edstroj\u016f je zalo\u017eena na kombinaci fyzik\u00e1ln\u00edch jev\u016f, kter\u00e9 spole\u010dn\u011b vytv\u00e1\u0159ej\u00ed siln\u00fd \u010distic\u00ed efekt. Pochopen\u00ed t\u011bchto princip\u016f je kl\u00ed\u010dov\u00e9 pro efektivn\u00ed<\/p>\n","protected":false},"author":1,"featured_media":20029,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6415],"tags":[],"class_list":["post-61021","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/61021","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/comments?post=61021"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/61021\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media\/20029"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media?parent=61021"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/categories?post=61021"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/tags?post=61021"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}