{"id":62981,"date":"2022-08-30T08:10:50","date_gmt":"2022-08-30T13:10:50","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/should-i-buy-an-ultrasonic-cleaner-with-piezoelectric-transducer-or-one-with-magnetostrictive-transducer\/"},"modified":"2025-01-27T06:15:11","modified_gmt":"2025-01-27T11:15:11","slug":"should-i-buy-an-ultrasonic-cleaner-with-piezoelectric-transducer-or-one-with-magnetostrictive-transducer","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/cs\/should-i-buy-an-ultrasonic-cleaner-with-piezoelectric-transducer-or-one-with-magnetostrictive-transducer\/","title":{"rendered":"Ultrazvukov\u00e1 \u010disti\u010dka: Piezo vs. magnetostrikce?"},"content":{"rendered":"

Ultrazvukov\u00e9 \u010disti\u010dky se staly v mnoha oblastech nepostradateln\u00fdm n\u00e1strojem. A\u0165 u\u017e jde o \u010di\u0161t\u011bn\u00ed \u0161perk\u016f, optick\u00fdch sou\u010d\u00e1stek, l\u00e9ka\u0159sk\u00fdch n\u00e1stroj\u016f, nebo pr\u016fmyslov\u00fdch d\u00edl\u016f, volba spr\u00e1vn\u00e9ho p\u0159\u00edstroje je kl\u00ed\u010dov\u00e1 pro dosa\u017een\u00ed optim\u00e1ln\u00edch v\u00fdsledk\u016f. Jedn\u00edm z nejd\u016fle\u017eit\u011bj\u0161\u00edch faktor\u016f ovliv\u0148uj\u00edc\u00edch v\u00fdkon a \u017eivotnost ultrazvukov\u00e9ho \u010disti\u010de je typ pou\u017eit\u00e9ho m\u011bni\u010de \u2013 piezoelektrick\u00fd nebo magnetostriktivn\u00ed. Tento \u010dl\u00e1nek se zam\u011b\u0159\u00ed na srovn\u00e1n\u00ed obou typ\u016f a pom\u016f\u017ee v\u00e1m p\u0159i rozhodov\u00e1n\u00ed, kter\u00fd z nich je pro va\u0161e pot\u0159eby vhodn\u011bj\u0161\u00ed.<\/p>\n

Rozd\u00edly mezi piezoelektrick\u00fdmi a magnetostriktivn\u00edmi m\u011bni\u010di<\/h3>\n

Z\u00e1kladn\u00ed rozd\u00edl spo\u010d\u00edv\u00e1 v principu funkce. Piezoelektrick\u00e9 m\u011bni\u010de vyu\u017e\u00edvaj\u00ed piezoelektrick\u00fd jev \u2013 deformaci krystalu pod vlivem elektrick\u00e9ho pole. Magnetostriktivn\u00ed m\u011bni\u010de naopak vyu\u017e\u00edvaj\u00ed magnetostrikci \u2013 zm\u011bnu rozm\u011br\u016f feromagnetick\u00e9ho materi\u00e1lu v magnetick\u00e9m poli. To se odr\u00e1\u017e\u00ed v jejich vlastnostech a charakteristik\u00e1ch.<\/p>\n\n\n\n\n\n\n\n\n\n\n
Vlastnost<\/th>\nPiezoelektrick\u00fd m\u011bni\u010d<\/th>\nMagnetostriktivn\u00ed m\u011bni\u010d<\/th>\n<\/tr>\n<\/thead>\n
Frekvence<\/td>\nVy\u0161\u0161\u00ed (obvykle 25-40 kHz)<\/td>\nNi\u017e\u0161\u00ed (obvykle 20-30 kHz)<\/td>\n<\/tr>\n
Efektivita<\/td>\nVy\u0161\u0161\u00ed \u00fa\u010dinnost p\u0159i ni\u017e\u0161\u00edch v\u00fdkonech<\/td>\nVy\u0161\u0161\u00ed \u00fa\u010dinnost p\u0159i vy\u0161\u0161\u00edch v\u00fdkonech<\/td>\n<\/tr>\n
\u017divotnost<\/td>\nDel\u0161\u00ed \u017eivotnost<\/td>\nKrat\u0161\u00ed \u017eivotnost<\/td>\n<\/tr>\n
Cena<\/td>\nObecn\u011b dra\u017e\u0161\u00ed<\/td>\nObecn\u011b levn\u011bj\u0161\u00ed<\/td>\n<\/tr>\n
Citlivost na teplotu<\/td>\nNi\u017e\u0161\u00ed<\/td>\nVy\u0161\u0161\u00ed<\/td>\n<\/tr>\n
Hustota kavitac\u00ed<\/td>\nVy\u0161\u0161\u00ed hustota, jemn\u011bj\u0161\u00ed \u010di\u0161t\u011bn\u00ed<\/td>\nNi\u017e\u0161\u00ed hustota, siln\u011bj\u0161\u00ed \u010di\u0161t\u011bn\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

V\u00fdhody a nev\u00fdhody piezoelektrick\u00fdch m\u011bni\u010d\u016f<\/h3>\n

Piezoelektrick\u00e9 m\u011bni\u010de se vyzna\u010duj\u00ed vy\u0161\u0161\u00ed frekvenc\u00ed, co\u017e vede k jemn\u011bj\u0161\u00edmu \u010di\u0161t\u011bn\u00ed a v\u011bt\u0161\u00ed hustot\u011b kavitac\u00ed. Jsou ide\u00e1ln\u00ed pro \u010di\u0161t\u011bn\u00ed jemn\u00fdch a citliv\u00fdch p\u0159edm\u011bt\u016f, kde je d\u016fle\u017eit\u00e1 preciznost. Del\u0161\u00ed \u017eivotnost je dal\u0161\u00edm velk\u00fdm plusem. Na druhou stranu, jejich cena je vy\u0161\u0161\u00ed a jsou citliv\u011bj\u0161\u00ed na p\u0159et\u00ed\u017een\u00ed.<\/p>\n

V\u00fdhody a nev\u00fdhody magnetostriktivn\u00edch m\u011bni\u010d\u016f<\/h3>\n

Magnetostriktivn\u00ed m\u011bni\u010de jsou robustn\u011bj\u0161\u00ed a odoln\u011bj\u0161\u00ed v\u016f\u010di p\u0159et\u00ed\u017een\u00ed. Jsou vhodn\u00e9 pro \u010di\u0161t\u011bn\u00ed v\u011bt\u0161\u00edch a odoln\u011bj\u0161\u00edch p\u0159edm\u011bt\u016f, kde je pot\u0159ebn\u00e1 v\u011bt\u0161\u00ed s\u00edla. Ni\u017e\u0161\u00ed cena je dal\u0161\u00edm l\u00e1kadlem. Nicm\u00e9n\u011b, jejich ni\u017e\u0161\u00ed frekvence a krat\u0161\u00ed \u017eivotnost mohou b\u00fdt nev\u00fdhodou, zvl\u00e1\u0161t\u011b p\u0159i \u010di\u0161t\u011bn\u00ed jemn\u00fdch p\u0159edm\u011bt\u016f.<\/p>\n

Jak vybrat spr\u00e1vn\u00fd typ m\u011bni\u010de?<\/h3>\n

Volba mezi piezoelektrick\u00fdm a magnetostriktivn\u00edm m\u011bni\u010dem z\u00e1vis\u00ed na va\u0161ich specifick\u00fdch pot\u0159eb\u00e1ch. Pokud pot\u0159ebujete jemn\u00e9 a precizn\u00ed \u010di\u0161t\u011bn\u00ed citliv\u00fdch p\u0159edm\u011bt\u016f a jste ochotni investovat v\u00edce, piezoelektrick\u00fd m\u011bni\u010d je vhodn\u011bj\u0161\u00ed volbou. Pro \u010di\u0161t\u011bn\u00ed robustn\u00edch p\u0159edm\u011bt\u016f, kde je d\u016fle\u017eit\u00e1 odolnost a ni\u017e\u0161\u00ed cena, je magnetostriktivn\u00ed m\u011bni\u010d lep\u0161\u00ed variantou. Zva\u017ete tak\u00e9 frekvenci \u010di\u0161t\u011bn\u00ed a po\u017eadovan\u00fd v\u00fdkon. Konzultace s odborn\u00edkem m\u016f\u017ee b\u00fdt tak\u00e9 u\u017eite\u010dn\u00e1.<\/p>\n

Z\u00e1v\u011brem lze \u0159\u00edci, \u017ee volba mezi piezoelektrick\u00fdm a magnetostriktivn\u00edm m\u011bni\u010dem nen\u00ed jednoduch\u00e1 a z\u00e1vis\u00ed na mnoha faktorech. D\u016fkladn\u00e9 zv\u00e1\u017een\u00ed va\u0161ich pot\u0159eb a po\u017eadavk\u016f je kl\u00ed\u010dov\u00e9 pro v\u00fdb\u011br optim\u00e1ln\u00edho ultrazvukov\u00e9ho \u010disti\u010de. Porovn\u00e1n\u00ed vlastnost\u00ed a charakteristik obou typ\u016f m\u011bni\u010d\u016f v\u00e1m pom\u016f\u017ee u\u010dinit informovan\u00e9 rozhodnut\u00ed a vybrat si \u010disti\u010dku, kter\u00e1 spln\u00ed va\u0161e o\u010dek\u00e1v\u00e1n\u00ed.<\/p>\n","protected":false},"excerpt":{"rendered":"

Ultrazvukov\u00e9 \u010disti\u010dky se staly v mnoha oblastech nepostradateln\u00fdm n\u00e1strojem. A\u0165 u\u017e jde o \u010di\u0161t\u011bn\u00ed \u0161perk\u016f, optick\u00fdch sou\u010d\u00e1stek, l\u00e9ka\u0159sk\u00fdch n\u00e1stroj\u016f, nebo pr\u016fmyslov\u00fdch d\u00edl\u016f, volba spr\u00e1vn\u00e9ho p\u0159\u00edstroje je kl\u00ed\u010dov\u00e1 pro dosa\u017een\u00ed optim\u00e1ln\u00edch v\u00fdsledk\u016f. Jedn\u00edm z nejd\u016fle\u017eit\u011bj\u0161\u00edch faktor\u016f ovliv\u0148uj\u00edc\u00edch v\u00fdkon a \u017eivotnost ultrazvukov\u00e9ho \u010disti\u010de je typ pou\u017eit\u00e9ho m\u011bni\u010de \u2013 piezoelektrick\u00fd nebo magnetostriktivn\u00ed. Tento \u010dl\u00e1nek se zam\u011b\u0159\u00ed na srovn\u00e1n\u00ed<\/p>\n","protected":false},"author":1,"featured_media":20126,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6415],"tags":[],"class_list":["post-62981","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\/62981","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=62981"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/62981\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media\/20126"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media?parent=62981"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/categories?post=62981"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/tags?post=62981"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}