{"id":61356,"date":"2023-04-21T14:12:38","date_gmt":"2023-04-21T19:12:38","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-do-ultrasonic-cleaners-work\/"},"modified":"2025-01-27T06:05:30","modified_gmt":"2025-01-27T11:05:30","slug":"how-do-ultrasonic-cleaners-work","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/cs\/how-do-ultrasonic-cleaners-work\/","title":{"rendered":"Ultrazvukov\u00e9 \u010disti\u010dky: princip a vyu\u017eit\u00ed"},"content":{"rendered":"

Ultrazvukov\u00e9 \u010disti\u010dky se st\u00e1vaj\u00ed st\u00e1le popul\u00e1rn\u011bj\u0161\u00edmi v r\u016fzn\u00fdch oblastech, od \u0161perka\u0159stv\u00ed a hodin\u00e1\u0159stv\u00ed a\u017e po pr\u016fmyslov\u00e9 aplikace. Jejich \u00fa\u010dinnost a \u0161etrnost k \u010di\u0161t\u011bn\u00fdm p\u0159edm\u011bt\u016fm je \u010din\u00ed atraktivn\u00ed alternativou k tradi\u010dn\u00edm metod\u00e1m \u010di\u0161t\u011bn\u00ed. Princip jejich fungov\u00e1n\u00ed je zalo\u017een na vyu\u017eit\u00ed ultrazvuku, co\u017e je zvuk s frekvenc\u00ed vy\u0161\u0161\u00ed ne\u017e 20 kHz, tedy nad hranic\u00ed sly\u0161itelnosti lidsk\u00e9ho ucha. Pochopen\u00ed tohoto principu je kl\u00ed\u010dov\u00e9 k ocen\u011bn\u00ed jejich v\u00fdhod a efektivity.<\/p>\n

Generov\u00e1n\u00ed ultrazvuku<\/p>\n

Ultrazvukov\u00e9 \u010disti\u010dky generuj\u00ed ultrazvukov\u00e9 vlny pomoc\u00ed piezoelektrick\u00fdch m\u011bni\u010d\u016f, kter\u00e9 jsou um\u00edst\u011bny na dn\u011b n\u00e1dr\u017ee s \u010distic\u00ed kapalinou. Tyto m\u011bni\u010de se p\u0159i pr\u016fchodu elektrick\u00e9ho proudu rozkmitaj\u00ed s vysokou frekvenci, a tak vytv\u00e1\u0159ej\u00ed ultrazvukov\u00e9 vlny. Frekvence ultrazvuku se obvykle pohybuje v rozmez\u00ed 20\u201340 kHz, p\u0159i\u010dem\u017e optim\u00e1ln\u00ed frekvence z\u00e1vis\u00ed na velikosti a typu \u010di\u0161t\u011bn\u00fdch p\u0159edm\u011bt\u016f a na vlastnostech \u010distic\u00ed kapaliny. Intenzita ultrazvuku, tedy jeho v\u00fdkon, je dal\u0161\u00edm d\u016fle\u017eit\u00fdm parametrem ovliv\u0148uj\u00edc\u00edm \u00fa\u010dinnost \u010di\u0161t\u011bn\u00ed.<\/p>\n

Kavit\u00e1cie a \u010di\u0161t\u011bn\u00ed<\/p>\n

Ultrazvukov\u00e9 vlny se \u0161\u00ed\u0159\u00ed \u010distic\u00ed kapalinou a vytv\u00e1\u0159ej\u00ed v n\u00ed jev zvan\u00fd kavit\u00e1cie. Kavit\u00e1cie je proces vzniku, r\u016fstu a imploze mikroskopick\u00fdch bublin (kavita\u010dn\u00edch bublin) v kapalin\u011b. Vznik t\u011bchto bublin je zp\u016fsoben st\u0159\u00edd\u00e1n\u00edm vysok\u00e9ho a n\u00edzk\u00e9ho tlaku v kapalin\u011b, kter\u00e9 ultrazvukov\u00e9 vlny vytv\u00e1\u0159ej\u00ed. Imploze, tedy zhroucen\u00ed, t\u011bchto bublin generuje mikroskopick\u00e9 proudy kapaliny a vysok\u00fd lok\u00e1ln\u00ed tlak, kter\u00e9 efektivn\u011b odstra\u0148uj\u00ed ne\u010distoty z povrchu \u010di\u0161t\u011bn\u00fdch p\u0159edm\u011bt\u016f.<\/p>\n\n\n\n\n\n\n\n
F\u00e1ze kavit\u00e1cie<\/th>\nPopis<\/th>\n<\/tr>\n<\/thead>\n
Vznik<\/td>\nUltrazvukov\u00e9 vlny vytv\u00e1\u0159ej\u00ed oblasti s n\u00edzk\u00fdm tlakem, kde se v kapalin\u011b tvo\u0159\u00ed bubliny.<\/td>\n<\/tr>\n
R\u016fst<\/td>\nBubliny rostou v d\u016fsledku dif\u00faze plyn\u016f z kapaliny do jejich nitra.<\/td>\n<\/tr>\n
Imploze<\/td>\nBubliny se zhroucuj\u00ed, \u010d\u00edm\u017e se uvol\u0148uje energie a vytv\u00e1\u0159ej\u00ed mikroproudy a vysok\u00fd tlak.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u010cistic\u00ed kapaliny a jejich vlastnosti<\/p>\n

V\u00fdb\u011br spr\u00e1vn\u00e9 \u010distic\u00ed kapaliny je kl\u00ed\u010dov\u00fd pro efektivn\u00ed \u010di\u0161t\u011bn\u00ed. Voda sama o sob\u011b nen\u00ed dostate\u010dn\u011b \u00fa\u010dinn\u00e1, proto se pou\u017e\u00edvaj\u00ed speci\u00e1ln\u00ed \u010distic\u00ed roztoky, kter\u00e9 zlep\u0161uj\u00ed proces kavit\u00e1cie a rozpou\u0161t\u011bj\u00ed ne\u010distoty. Vlastnosti \u010distic\u00ed kapaliny, jako je viskozita, povrchov\u00e9 nap\u011bt\u00ed a pH, ovliv\u0148uj\u00ed jej\u00ed \u00fa\u010dinnost. Volba vhodn\u00e9 kapaliny z\u00e1vis\u00ed na typu \u010di\u0161t\u011bn\u00fdch p\u0159edm\u011bt\u016f a druhu ne\u010distot.<\/p>\n

Aplikace ultrazvukov\u00fdch \u010disti\u010dek<\/p>\n

Ultrazvukov\u00e9 \u010disti\u010dky nach\u00e1zej\u00ed \u0161irok\u00e9 uplatn\u011bn\u00ed v r\u016fzn\u00fdch oblastech. Pou\u017e\u00edvaj\u00ed se nap\u0159\u00edklad v:<\/p>\n

    \n
  • \u0160perka\u0159stv\u00ed a hodin\u00e1\u0159stv\u00ed:<\/strong> k \u010di\u0161t\u011bn\u00ed drah\u00fdch kov\u016f a kamen\u016f<\/li>\n
  • Optice:<\/strong> k \u010di\u0161t\u011bn\u00ed optick\u00fdch sou\u010d\u00e1stek<\/li>\n
  • Medic\u00edn\u011b:<\/strong> k \u010di\u0161t\u011bn\u00ed chirurgick\u00fdch n\u00e1stroj\u016f<\/li>\n
  • Pr\u016fmyslu:<\/strong> k \u010di\u0161t\u011bn\u00ed elektronick\u00fdch sou\u010d\u00e1stek, p\u0159esn\u00fdch n\u00e1stroj\u016f a dal\u0161\u00edch p\u0159edm\u011bt\u016f<\/li>\n<\/ul>\n

    V\u00fdhody a nev\u00fdhody ultrazvukov\u00fdch \u010disti\u010dek<\/p>\n\n\n\n\n\n\n\n\n
    V\u00fdhody<\/th>\nNev\u00fdhody<\/th>\n<\/tr>\n<\/thead>\n
    Vysok\u00e1 \u00fa\u010dinnost \u010di\u0161t\u011bn\u00ed<\/td>\nMo\u017enost po\u0161kozen\u00ed citliv\u00fdch p\u0159edm\u011bt\u016f<\/td>\n<\/tr>\n
    \u0160etrnost k \u010di\u0161t\u011bn\u00fdm p\u0159edm\u011bt\u016fm<\/td>\nVy\u0161\u0161\u00ed po\u0159izovac\u00ed cena ne\u017e u tradi\u010dn\u00edch metod<\/td>\n<\/tr>\n
    Rychlost \u010di\u0161t\u011bn\u00ed<\/td>\nPot\u0159eba speci\u00e1ln\u00edch \u010distic\u00edch roztok\u016f<\/td>\n<\/tr>\n
    Snadn\u00e1 obsluha<\/td>\nOmezen\u00e1 pou\u017eitelnost pro n\u011bkter\u00e9 materi\u00e1ly<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    Ultrazvukov\u00e9 \u010disti\u010dky p\u0159edstavuj\u00ed efektivn\u00ed a \u0161etrnou metodu \u010di\u0161t\u011bn\u00ed \u0161irok\u00e9 \u0161k\u00e1ly p\u0159edm\u011bt\u016f. D\u00edky principu kavit\u00e1cie a vyu\u017eit\u00ed ultrazvuku dosahuj\u00ed vysok\u00e9 \u00fa\u010dinnosti p\u0159i odstra\u0148ov\u00e1n\u00ed ne\u010distot. Spr\u00e1vn\u00fd v\u00fdb\u011br \u010distic\u00ed kapaliny a dodr\u017een\u00ed doporu\u010den\u00fdch postup\u016f jsou kl\u00ed\u010dov\u00e9 pro dosa\u017een\u00ed optim\u00e1ln\u00edch v\u00fdsledk\u016f a prodlou\u017een\u00ed \u017eivotnosti za\u0159\u00edzen\u00ed. Vzhledem k jejich rostouc\u00ed popularit\u011b a \u0161irok\u00e9mu uplatn\u011bn\u00ed se d\u00e1 o\u010dek\u00e1vat, \u017ee ultrazvukov\u00e9 \u010disti\u010dky budou i nad\u00e1le hr\u00e1t d\u016fle\u017eitou roli v mnoha odv\u011btv\u00edch.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Ultrazvukov\u00e9 \u010disti\u010dky se st\u00e1vaj\u00ed st\u00e1le popul\u00e1rn\u011bj\u0161\u00edmi v r\u016fzn\u00fdch oblastech, od \u0161perka\u0159stv\u00ed a hodin\u00e1\u0159stv\u00ed a\u017e po pr\u016fmyslov\u00e9 aplikace. Jejich \u00fa\u010dinnost a \u0161etrnost k \u010di\u0161t\u011bn\u00fdm p\u0159edm\u011bt\u016fm je \u010din\u00ed atraktivn\u00ed alternativou k tradi\u010dn\u00edm metod\u00e1m \u010di\u0161t\u011bn\u00ed. Princip jejich fungov\u00e1n\u00ed je zalo\u017een na vyu\u017eit\u00ed ultrazvuku, co\u017e je zvuk s frekvenc\u00ed vy\u0161\u0161\u00ed ne\u017e 20 kHz, tedy nad hranic\u00ed sly\u0161itelnosti lidsk\u00e9ho ucha.<\/p>\n","protected":false},"author":1,"featured_media":20153,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6415],"tags":[],"class_list":["post-61356","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\/61356","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=61356"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/61356\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media\/20153"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media?parent=61356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/categories?post=61356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/tags?post=61356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}