{"id":63616,"date":"2022-05-10T18:38:28","date_gmt":"2022-05-10T23:38:28","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/why-dont-we-use-ultrasonic-energy-to-clean-clothes\/"},"modified":"2025-01-27T06:18:24","modified_gmt":"2025-01-27T11:18:24","slug":"why-dont-we-use-ultrasonic-energy-to-clean-clothes","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/cs\/why-dont-we-use-ultrasonic-energy-to-clean-clothes\/","title":{"rendered":"Ultrazvukov\u00e9 pran\u00ed pr\u00e1dla: Pro\u010d ne?"},"content":{"rendered":"

Ultrazvukov\u00e1 technologie nach\u00e1z\u00ed uplatn\u011bn\u00ed v mnoha oblastech, od l\u00e9ka\u0159stv\u00ed a\u017e po pr\u016fmysl. P\u0159esto se v dom\u00e1cnostech, konkr\u00e9tn\u011b p\u0159i pran\u00ed pr\u00e1dla, ultrazvukov\u00e9 \u010disti\u010dky p\u0159\u00edli\u0161 neujaly. Pro\u010d tomu tak je, se pokus\u00edme objasnit v tomto \u010dl\u00e1nku.<\/p>\n

Neefektivita p\u0159i odstra\u0148ov\u00e1n\u00ed b\u011b\u017en\u00fdch ne\u010distot<\/p>\n

Ultrazvukov\u00e9 vlny funguj\u00ed na principu kavit\u00e1cie \u2013 vytv\u00e1\u0159en\u00ed a implozivn\u00edho kolapsu mikroskopick\u00fdch bublin v kapalin\u011b. Tato imploze generuje lok\u00e1ln\u00ed r\u00e1zy, kter\u00e9 mohou odtrhnout ne\u010distoty z povrchu. Nicm\u00e9n\u011b, \u00fa\u010dinnost tohoto procesu je omezen\u00e1 u b\u011b\u017en\u00fdch ne\u010distot, jako je bl\u00e1to, mastnota nebo zaschl\u00e9 skvrny. Ultrazvuk efektivn\u011bji odstra\u0148uje jemn\u00e9 ne\u010distoty a \u010d\u00e1stice, ale s hrub\u0161\u00edmi ne\u010distotami si neporad\u00ed tak dob\u0159e jako b\u011b\u017en\u00e9 prac\u00ed prost\u0159edky a mechanick\u00e9 p\u016fsoben\u00ed pra\u010dky.<\/p>\n

Probl\u00e9m s pronik\u00e1n\u00edm ultrazvuku do textili\u00ed<\/p>\n

Ultrazvukov\u00e9 vlny se \u0161\u00ed\u0159\u00ed l\u00e9pe v kapalin\u00e1ch ne\u017e v pevn\u00fdch l\u00e1tk\u00e1ch, jako jsou textiln\u00ed vl\u00e1kna. Pronik\u00e1n\u00ed ultrazvuku do hust\u00fdch tkanin je omezen\u00e9, co\u017e sni\u017euje jeho \u00fa\u010dinnost p\u0159i \u010di\u0161t\u011bn\u00ed hluboko usazen\u00fdch ne\u010distot. Nav\u00edc, r\u016fzn\u00e9 druhy textili\u00ed maj\u00ed r\u016fznou strukturu a absorp\u010dn\u00ed vlastnosti, co\u017e d\u00e1le komplikuje efektivn\u00ed vyu\u017eit\u00ed ultrazvuku.<\/p>\n

Energetick\u00e1 n\u00e1ro\u010dnost a n\u00e1klady<\/p>\n

Generov\u00e1n\u00ed ultrazvuku s dostate\u010dnou intenzitou pro efektivn\u00ed \u010di\u0161t\u011bn\u00ed pr\u00e1dla vy\u017eaduje zna\u010dn\u00e9 mno\u017estv\u00ed energie. To by se prom\u00edtlo do vy\u0161\u0161\u00edch n\u00e1klad\u016f na provoz takov\u00e9ho za\u0159\u00edzen\u00ed. V porovn\u00e1n\u00ed s b\u011b\u017en\u00fdmi pra\u010dkami, kter\u00e9 vyu\u017e\u00edvaj\u00ed relativn\u011b n\u00edzkou spot\u0159ebu energie, by ultrazvukov\u00e9 \u010disti\u010dky pr\u00e1dla byly pravd\u011bpodobn\u011b energeticky mnohem n\u00e1ro\u010dn\u011bj\u0161\u00ed a ekonomicky nev\u00fdhodn\u00e9.<\/p>\n

Porovn\u00e1n\u00ed s konven\u010dn\u00edmi metodami pran\u00ed<\/p>\n\n\n\n\n\n\n
Metoda pran\u00ed<\/th>\nEfektivita odstra\u0148ov\u00e1n\u00ed ne\u010distot<\/th>\nEnergetick\u00e1 n\u00e1ro\u010dnost<\/th>\nN\u00e1klady<\/th>\n<\/tr>\n<\/thead>\n
Konven\u010dn\u00ed pra\u010dka<\/td>\nVysok\u00e1<\/td>\nSt\u0159edn\u00ed<\/td>\nN\u00edzk\u00e9<\/td>\n<\/tr>\n
Ultrazvukov\u00e1 \u010disti\u010dka (hypot. )<\/td>\nSt\u0159edn\u00ed a\u017e n\u00edzk\u00e1<\/td>\nVysok\u00e1<\/td>\nVysok\u00e9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Potenci\u00e1ln\u00ed po\u0161kozen\u00ed textili\u00ed<\/p>\n

Intenzivn\u00ed ultrazvukov\u00e9 vlny by mohly potenci\u00e1ln\u011b po\u0161kodit jemn\u00e9 textilie, zp\u016fsobit jejich opot\u0159eben\u00ed nebo naru\u0161it jejich strukturu. To by vedlo k jejich p\u0159ed\u010dasn\u00e9mu po\u0161kozen\u00ed a zkr\u00e1cen\u00ed \u017eivotnosti. Nastaven\u00ed optim\u00e1ln\u00ed intenzity ultrazvuku pro r\u016fzn\u00e9 typy textili\u00ed by bylo velmi komplexn\u00ed a n\u00e1ro\u010dn\u00e9.<\/p>\n

Z\u00e1v\u011brem lze \u0159\u00edci, \u017ee a\u010dkoliv ultrazvukov\u00e1 technologie nab\u00edz\u00ed zaj\u00edmav\u00e9 mo\u017enosti v r\u016fzn\u00fdch oblastech, jej\u00ed pou\u017eit\u00ed pro \u010di\u0161t\u011bn\u00ed b\u011b\u017en\u00e9ho pr\u00e1dla je v sou\u010dasnosti neefektivn\u00ed a neekonomick\u00e9. Omezen\u00e1 penetrace ultrazvuku do textili\u00ed, energetick\u00e1 n\u00e1ro\u010dnost a potenci\u00e1ln\u00ed riziko po\u0161kozen\u00ed pr\u00e1dla p\u0159evy\u0161uj\u00ed v\u00fdhody t\u00e9to metody. Konven\u010dn\u00ed metody pran\u00ed z\u016fst\u00e1vaj\u00ed prozat\u00edm efektivn\u011bj\u0161\u00ed a dostupn\u011bj\u0161\u00ed.<\/p>\n","protected":false},"excerpt":{"rendered":"

Ultrazvukov\u00e1 technologie nach\u00e1z\u00ed uplatn\u011bn\u00ed v mnoha oblastech, od l\u00e9ka\u0159stv\u00ed a\u017e po pr\u016fmysl. P\u0159esto se v dom\u00e1cnostech, konkr\u00e9tn\u011b p\u0159i pran\u00ed pr\u00e1dla, ultrazvukov\u00e9 \u010disti\u010dky p\u0159\u00edli\u0161 neujaly. Pro\u010d tomu tak je, se pokus\u00edme objasnit v tomto \u010dl\u00e1nku. Neefektivita p\u0159i odstra\u0148ov\u00e1n\u00ed b\u011b\u017en\u00fdch ne\u010distot Ultrazvukov\u00e9 vlny funguj\u00ed na principu kavit\u00e1cie \u2013 vytv\u00e1\u0159en\u00ed a implozivn\u00edho kolapsu mikroskopick\u00fdch bublin v kapalin\u011b. Tato<\/p>\n","protected":false},"author":1,"featured_media":20125,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6415],"tags":[],"class_list":["post-63616","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\/63616","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=63616"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/63616\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media\/20125"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media?parent=63616"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/categories?post=63616"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/tags?post=63616"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}