{"id":72694,"date":"2022-04-27T20:46:08","date_gmt":"2022-04-28T01:46:08","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/ultrasonic-transducer-technical\/"},"modified":"2026-03-12T09:31:58","modified_gmt":"2026-03-12T14:31:58","slug":"ultrasonic-transducer-technical","status":"publish","type":"page","link":"https:\/\/www.bjultrasonic.com\/cs\/ultrasonic-transducer-technical\/","title":{"rendered":"Technick\u00fd p\u0159ehled ultrazvukov\u00fdch m\u011bni\u010d\u016f"},"content":{"rendered":"<p>Ultrazvukov\u00fd m\u011bni\u010d je za\u0159\u00edzen\u00ed, kter\u00e9 p\u0159em\u011b\u0148uje energii z jednoho druhu na jin\u00fd, konkr\u00e9tn\u011b mezi elektrickou energi\u00ed a akustickou (zvukovou) energi\u00ed na ultrazvukov\u00fdch frekvenc\u00edch \u2013 frekvenc\u00edch nad rozsahem lidsk\u00e9ho sluchu (obvykle nad 20 kHz). Jednodu\u0161e \u0159e\u010deno, je to za\u0159\u00edzen\u00ed, kter\u00e9 m\u016f\u017ee generovat a p\u0159ij\u00edmat zvukov\u00e9 vlny na frekvenc\u00edch, kter\u00e9 lid\u00e9 nesly\u0161\u00ed.<\/p>\n<h3>1. Klasifikace<\/h3>\n<p>Ultrazvukov\u00e9 m\u011bni\u010de jsou klasifikov\u00e1ny na z\u00e1klad\u011b jejich specifick\u00fdch aplikac\u00ed, materi\u00e1l\u016f, frekvence, v\u00fdkonu a tvaru. \u0160irok\u00e1 klasifikace zalo\u017een\u00e1 na aplikaci zahrnuje:<\/p>\n<ul>\n<li><a href=\"https:\/\/www.bjultrasonic.com\/cs\/category\/ultrasonic-transducer-cs\/\">Ultrazvukov\u00e9 m\u011bni\u010de pro \u010di\u0161t\u011bn\u00ed<\/a>: Ty jsou navr\u017eeny pro odstra\u0148ov\u00e1n\u00ed ne\u010distot z povrch\u016f pomoc\u00ed ultrazvukov\u00e9 kavitace.<\/li>\n<li><a href=\"https:\/\/www.bjultrasonic.com\/cs\/shop\/ultrasonic-welding-transducer\/\">Ultrazvukov\u00e9 m\u011bni\u010de pro sva\u0159ov\u00e1n\u00ed<\/a>: Pou\u017e\u00edvaj\u00ed se pro spojov\u00e1n\u00ed materi\u00e1l\u016f aplikac\u00ed vysokofrekven\u010dn\u00edch vibrac\u00ed, kter\u00e9 generuj\u00ed teplo a zp\u016fsobuj\u00ed taven\u00ed.<\/li>\n<li><a href=\"https:\/\/www.bjultrasonic.com\/cs\/shop\/ultrasonic-beauty-transducer\/\">Ultrazvukov\u00e9 m\u011bni\u010de pro kosmetiku<\/a>: Pou\u017e\u00edvaj\u00ed se v kosmetick\u00fdch procedur\u00e1ch, jako je \u010di\u0161t\u011bn\u00ed pleti a zlep\u0161ov\u00e1n\u00ed penetrace produkt\u016f.<\/li>\n<li><a href=\"https:\/\/www.bjultrasonic.com\/cs\/shop\/ultrasonic-atomizing-transducer\/\">Ultrazvukov\u00e9 m\u011bni\u010de pro rozpra\u0161ov\u00e1n\u00ed<\/a>: Vytv\u00e1\u0159ej\u00ed jemnou mlhu pro zvlh\u010dov\u00e1n\u00ed nebo inhala\u010dn\u00ed za\u0159\u00edzen\u00ed.<\/li>\n<li><a href=\"https:\/\/www.bjultrasonic.com\/cs\/shop\/ultrasonic-vibrating-screen-transducer\/\">Ultrazvukov\u00e9 vibra\u010dn\u00ed m\u011bni\u010de<\/a>: Vyu\u017e\u00edvaj\u00ed ultrazvukov\u00e9 vibrace pro r\u016fzn\u00e9 aplikace, v\u010detn\u011b zpracov\u00e1n\u00ed materi\u00e1l\u016f a pros\u00e9v\u00e1n\u00ed.<\/li>\n<li><a href=\"https:\/\/www.bjultrasonic.com\/cs\/shop\/ultrasonic-cell-disruptor-transducer\/\">Ultrazvukov\u00e9 m\u011bni\u010de pro disruptor bun\u011bk<\/a>: Pou\u017e\u00edvaj\u00ed se k l\u00fdze bun\u011bk v biologick\u00e9m a chemick\u00e9m v\u00fdzkumu, co\u017e umo\u017e\u0148uje uvoln\u011bn\u00ed intracelul\u00e1rn\u00edho obsahu.<\/li>\n<\/ul>\n<style type=\"text\/css\">\r\n\t\t\t\t#gallery-1 {\r\n\t\t\t\t\tmargin: auto;\r\n\t\t\t\t}\r\n\t\t\t\t#gallery-1 .gallery-item {\r\n\t\t\t\t\tfloat: left;\r\n\t\t\t\t\tmargin-top: 10px;\r\n\t\t\t\t\ttext-align: center;\r\n\t\t\t\t\twidth: 16%;\r\n\t\t\t\t}\r\n\t\t\t\t#gallery-1 .gallery-caption {\r\n\t\t\t\t\tmargin-left: 0;\r\n\t\t\t\t}\r\n\t\t\t<\/style><!-- see gallery_shortcode() in wp-includes\/media.php -->\r\n\t\t\t\n\t\t<div id=\"gallery-1\" class=\"gallery galleryid-72694 mfp-gallery mfp-gallery--images gallery-columns-6 gallery-size-full\"><div class=\"row zn_image_gallery \"><div class=\"col-sm-6 col-md-4 col-lg-2\"><a href=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2021\/03\/100KHz-40W-Ultrasonic-Transducer-PZT-4-2.jpg\" title=\"Ultrasonic Cleaning Transducer\" class=\"hoverBorder\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"750\" src=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2021\/03\/100KHz-40W-Ultrasonic-Transducer-PZT-4-2.jpg\" class=\"attachment-full size-full\" alt=\"100KHz 40W Ultrasonic Transducer (PZT-4)\" link=\"file\" size=\"full\" columns=\"6\" ids=\"23744,19551,42268,42279,4845,42294\" orderby=\"post__in\" include=\"23744,19551,42268,42279,4845,42294\" srcset=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2021\/03\/100KHz-40W-Ultrasonic-Transducer-PZT-4-2.jpg 750w, https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2021\/03\/100KHz-40W-Ultrasonic-Transducer-PZT-4-2-600x600.jpg 600w, https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2021\/03\/100KHz-40W-Ultrasonic-Transducer-PZT-4-2-100x100.jpg 100w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><span class=\"gallery_caption\">Ultrasonic Cleaning Transducer<\/span><\/a><\/div><div class=\"col-sm-6 col-md-4 col-lg-2\"><a href=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2018\/08\/5500ML-Ultrasonic-Fogger-Ultrasonic-Cool-Mist-Humidifier-1.jpg\" title=\"Ultrasonic Humidifier Transducer\" class=\"hoverBorder\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"667\" src=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2018\/08\/5500ML-Ultrasonic-Fogger-Ultrasonic-Cool-Mist-Humidifier-1.jpg\" class=\"attachment-full size-full\" alt=\"5500ML Ultrasonic Fogger Ultrasonic Cool Mist Humidifier (1)\" link=\"file\" size=\"full\" columns=\"6\" ids=\"23744,19551,42268,42279,4845,42294\" orderby=\"post__in\" include=\"23744,19551,42268,42279,4845,42294\" \/><span class=\"gallery_caption\">Ultrasonic Humidifier Transducer<\/span><\/a><\/div><div class=\"col-sm-6 col-md-4 col-lg-2\"><a href=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/Ultrasonic-Welding-Transducer-4.jpg\" title=\"Ultrasonic Welding Transducer\" class=\"hoverBorder\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/Ultrasonic-Welding-Transducer-4.jpg\" class=\"attachment-full size-full\" alt=\"Ultrasonic Welding Transducer (4)\" link=\"file\" size=\"full\" columns=\"6\" ids=\"23744,19551,42268,42279,4845,42294\" orderby=\"post__in\" include=\"23744,19551,42268,42279,4845,42294\" srcset=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/Ultrasonic-Welding-Transducer-4.jpg 800w, https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/Ultrasonic-Welding-Transducer-4-600x600.jpg 600w, https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/Ultrasonic-Welding-Transducer-4-100x100.jpg 100w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><span class=\"gallery_caption\">Ultrasonic Welding Transducer<\/span><\/a><\/div><div class=\"col-sm-6 col-md-4 col-lg-2\"><a href=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/Ultrasonic-Cell-Disruptor-Homogenizer-Transducer-4.jpg\" title=\"Ultrasonic Cell Disruptor Transducer\" class=\"hoverBorder\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/Ultrasonic-Cell-Disruptor-Homogenizer-Transducer-4.jpg\" class=\"attachment-full size-full\" alt=\"Ultrasonic Cell Disruptor Homogenizer Transducer (4)\" link=\"file\" size=\"full\" columns=\"6\" ids=\"23744,19551,42268,42279,4845,42294\" orderby=\"post__in\" include=\"23744,19551,42268,42279,4845,42294\" srcset=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/Ultrasonic-Cell-Disruptor-Homogenizer-Transducer-4.jpg 800w, https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/Ultrasonic-Cell-Disruptor-Homogenizer-Transducer-4-600x600.jpg 600w, https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/Ultrasonic-Cell-Disruptor-Homogenizer-Transducer-4-100x100.jpg 100w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><span class=\"gallery_caption\">Ultrasonic Cell Disruptor Transducer<\/span><\/a><\/div><div class=\"col-sm-6 col-md-4 col-lg-2\"><a href=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/07\/Ultrasonic-Vibration-Transducer.jpg\" title=\"Ultrasonic Vibration Transducer\" class=\"hoverBorder\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"700\" src=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/07\/Ultrasonic-Vibration-Transducer.jpg\" class=\"attachment-full size-full\" alt=\"Ultrasonic Vibration Transducer\" link=\"file\" size=\"full\" columns=\"6\" ids=\"23744,19551,42268,42279,4845,42294\" orderby=\"post__in\" include=\"23744,19551,42268,42279,4845,42294\" srcset=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/07\/Ultrasonic-Vibration-Transducer.jpg 700w, https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/07\/Ultrasonic-Vibration-Transducer-600x600.jpg 600w, https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/07\/Ultrasonic-Vibration-Transducer-100x100.jpg 100w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><span class=\"gallery_caption\">Ultrasonic Vibration Transducer<\/span><\/a><\/div><div class=\"col-sm-6 col-md-4 col-lg-2\"><a href=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/PZT-Piezo-Ceramics-Disk-for-Beauty-Application.avif\" title=\"Ultrasonic Beauty Transducer\" class=\"hoverBorder\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/PZT-Piezo-Ceramics-Disk-for-Beauty-Application.avif\" class=\"attachment-full size-full\" alt=\"PZT Piezo Ceramics Disk for Beauty Application\" link=\"file\" size=\"full\" columns=\"6\" ids=\"23744,19551,42268,42279,4845,42294\" orderby=\"post__in\" include=\"23744,19551,42268,42279,4845,42294\" srcset=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/PZT-Piezo-Ceramics-Disk-for-Beauty-Application.avif 800w, https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/PZT-Piezo-Ceramics-Disk-for-Beauty-Application-600x600.avif 600w, https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/08\/PZT-Piezo-Ceramics-Disk-for-Beauty-Application-100x100.avif 100w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><span class=\"gallery_caption\">Ultrasonic Beauty Transducer<\/span><\/a><\/div><\/div><\/div>\n<p>Dal\u0161\u00ed p\u0159\u00edstup ke klasifikaci je zalo\u017een na pou\u017eit\u00e9m piezoelektrick\u00e9m keramick\u00e9m materi\u00e1lu:<\/p>\n<ul>\n<li><strong>\u0158ada PZT4:<\/strong> Typicky charakterizovan\u00e1 \u010dern\u00fdmi \u010dipy.<\/li>\n<li><strong>\u0158ada PZT8:<\/strong> Obvykle identifikovan\u00e1 \u017elut\u00fdmi \u010dipy.<\/li>\n<\/ul>\n<p>Klasifikace na z\u00e1klad\u011b frekvence jsou tak\u00e9 b\u011b\u017en\u00e9:<\/p>\n<ul>\n<li><strong>N\u00edzkofrekven\u010dn\u00ed \u0159ada:<\/strong> Rozsah od 17 do 23 kHz.<\/li>\n<li><strong>St\u0159edn\u011bfrekven\u010dn\u00ed \u0159ada:<\/strong> Od 25 do 28 kHz.<\/li>\n<li><strong>Vysokofrekven\u010dn\u00ed \u0159ada:<\/strong> Od 33 do 60 kHz.<\/li>\n<li><strong>Ultra vysokofrekven\u010dn\u00ed \u0159ada:<\/strong> Rozp\u011bt\u00ed od 68 do 200 kHz.<\/li>\n<\/ul>\n<p>Kategorie zalo\u017een\u00e9 na v\u00fdkonu zahrnuj\u00ed:<\/p>\n<ul>\n<li><strong>\u0158ada 50W:<\/strong> Kter\u00e1 m\u016f\u017ee zahrnovat 60W m\u011bni\u010de.<\/li>\n<li><strong>\u0158ada 100W:<\/strong> Zahrnuj\u00edc\u00ed 80W a dal\u0161\u00ed podobn\u00e9 v\u00fdkonov\u00e9 hodnoty.<\/li>\n<li><strong>Jin\u00fd nekonven\u010dn\u00ed v\u00fdkon:<\/strong> M\u011bni\u010de s nestandardn\u00edm v\u00fdstupn\u00edm v\u00fdkonem.<\/li>\n<\/ul>\n<p>Nakonec lze m\u011bni\u010de klasifikovat podle jejich fyzick\u00e9ho tvaru:<\/p>\n<ul>\n<li><strong>P\u0159\u00edm\u00fd:<\/strong> M\u011bni\u010de s v\u00e1lcov\u00fdm nebo obd\u00e9ln\u00edkov\u00fdm tvarem.<\/li>\n<li><strong>Tvar rohu:<\/strong> M\u011bni\u010de s ku\u017eelovit\u00fdm tvarem pro zes\u00edlen\u00ed ultrazvukov\u00fdch vibrac\u00ed.<\/li>\n<\/ul>\n<h3>2. Zp\u016fsoby pojmenov\u00e1n\u00ed<\/h3>\n<p>Ultrazvukov\u00e9 m\u011bni\u010de jsou \u010dasto ozna\u010dov\u00e1ny kombinac\u00ed p\u00edsmen a \u010d\u00edsel, kter\u00e9 specifikuj\u00ed kl\u00ed\u010dov\u00e9 vlastnosti. B\u011b\u017en\u00e1 konvence pojmenov\u00e1n\u00ed je n\u00e1sleduj\u00edc\u00ed, s pou\u017eit\u00edm hypotetick\u00e9ho p\u0159\u00edkladu od Beijing Ultrasonic:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-815 size-full\" title=\"Metoda pojmenov\u00e1n\u00ed ultrazvukov\u00e9ho m\u011bni\u010de\" src=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/04\/Ultrasonic-Transducer-Naming-Method.png\" alt=\"Metoda pojmenov\u00e1n\u00ed ultrazvukov\u00e9ho m\u011bni\u010de\" width=\"512\" height=\"285\" \/><\/p>\n<p><strong>P\u0159\u00edklad: BJ-18 50D-35HN PZT8<\/strong><\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th align=\"left\">Komponenta<\/th>\n<th align=\"left\">Popis<\/th>\n<th align=\"left\">P\u0159\u00edklad<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td align=\"left\">BJ<\/td>\n<td align=\"left\">K\u00f3d podniku<\/td>\n<td align=\"left\">BJ<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">C<\/td>\n<td align=\"left\">Aplikace, &#8222;\u010ci\u0161t\u011bn\u00ed&#8220;<\/td>\n<td align=\"left\">C<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">18<\/td>\n<td align=\"left\">Frekvence v KHz<\/td>\n<td align=\"left\">18<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">50<\/td>\n<td align=\"left\">V\u00fdkon ve wattech<\/td>\n<td align=\"left\">50<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">D<\/td>\n<td align=\"left\">Po\u010det piezoelektrick\u00fdch keramik<\/td>\n<td align=\"left\">D<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">35<\/td>\n<td align=\"left\">Pr\u016fm\u011br piezoelektrick\u00e9 keramiky<\/td>\n<td align=\"left\">35<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">H<\/td>\n<td align=\"left\">Tvar m\u011bni\u010de<\/td>\n<td align=\"left\">H<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">N<\/td>\n<td align=\"left\">Speci\u00e1ln\u00ed vlastnost, &#8222;Bez otvoru&#8220;<\/td>\n<td align=\"left\">N<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">PZT8<\/td>\n<td align=\"left\">Typ piezoelektrick\u00e9 keramiky<\/td>\n<td align=\"left\">PZT8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Tento podrobn\u00fd k\u00f3d umo\u017e\u0148uje p\u0159esnou identifikaci charakteristik m\u011bni\u010de. Upozor\u0148ujeme, \u017ee konkr\u00e9tn\u00ed konvence pojmenov\u00e1n\u00ed se mohou u r\u016fzn\u00fdch v\u00fdrobc\u016f li\u0161it.<\/p>\n<p><iframe loading=\"lazy\" title=\"20KHz 25KHz 28KHz 60KHz Piezo Ultrasonic Transducer for Cleaning\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/JdWn_Q0bJgc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<h3>3. Jak to funguje?<\/h3>\n<p>Z\u00e1kladn\u00ed funkc\u00ed ultrazvukov\u00e9ho m\u011bni\u010de je p\u0159em\u011bna energie mezi elektrickou a akustickou formou. Tento proces p\u0159em\u011bny z\u00e1vis\u00ed na piezoelektrick\u00e9m jevu. Zde je rozbor:<\/p>\n<p><strong>Piezoelektrick\u00fd prvek:<\/strong> V srdci m\u011bni\u010de je <a href=\"https:\/\/www.bjultrasonic.com\/cs\/category\/piezoelectric-ceramic-cs\/\">piezoelektrick\u00fd prvek<\/a>, vyroben\u00fd z materi\u00e1l\u016f jako PZT (titani\u010ditan olovnato-zirkoni\u010ditanov\u00fd). Kdy\u017e je aplikov\u00e1no st\u0159\u00eddav\u00e9 elektrick\u00e9 pole, piezoelektrick\u00fd materi\u00e1l se roztahuje a smr\u0161\u0165uje.<\/p>\n<p><strong>Generov\u00e1n\u00ed zvukov\u00fdch vln:<\/strong> Roztahov\u00e1n\u00ed a smr\u0161\u0165ov\u00e1n\u00ed piezoelektrick\u00e9ho prvku vytv\u00e1\u0159\u00ed mechanick\u00e9 tlakov\u00e9 vlny, kter\u00e9 jsou zvukov\u00fdmi vlnami.<\/p>\n<p><strong>\u0158\u00edzen\u00ed sm\u011bru:<\/strong> Pro zam\u011b\u0159en\u00ed zvukov\u00fdch vln do specifick\u00e9ho sm\u011bru je kl\u00ed\u010dov\u00fd design m\u011bni\u010de.<\/p>\n<ul>\n<li><strong>Zadn\u00ed vrstva:<\/strong> Tato vrstva, obvykle vyroben\u00e1 z hust\u00fdch, zvuk pohlcuj\u00edc\u00edch materi\u00e1l\u016f, jako jsou polymery pln\u011bn\u00e9 wolframem, zabra\u0148uje \u0161\u00ed\u0159en\u00ed zvuku v opa\u010dn\u00e9m sm\u011bru. Zadn\u00ed vrstva m\u016f\u017ee b\u00fdt pe\u010dliv\u011b navr\u017eena se specifick\u00fdmi tvary, aby zajistila \u00fapln\u00e9 pohlcen\u00ed vln.<\/li>\n<li><strong>P\u0159izp\u016fsobovac\u00ed vrstva:<\/strong> Tato vrstva, \u010dasto jedna nebo v\u00edce vrstev se st\u0159edn\u00ed akustickou impedanc\u00ed, je um\u00edst\u011bna mezi piezoelektrick\u00fd prvek a m\u00e9dium, do kter\u00e9ho se bude zvuk \u0161\u00ed\u0159it. Pom\u00e1h\u00e1 maximalizovat p\u0159enos akustick\u00e9 energie sn\u00ed\u017een\u00edm odraz\u016f, podobn\u011b jako antireflexn\u00ed vrstva na skle.<\/li>\n<\/ul>\n<p>\u0158\u00edzen\u00edm t\u011bchto prvk\u016f m\u011bni\u010d efektivn\u011b p\u0159em\u011b\u0148uje elektrickou energii na zaost\u0159en\u00e9 ultrazvukov\u00e9 vlny a pot\u00e9 zp\u011bt na elektrickou energii.<\/p>\n<p><iframe loading=\"lazy\" title=\"High Power Piezoelectric Ultrasonic Transducer - Beijing Ultrasonic\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/TBLGTvZgOw4?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<h3>4. Proces lepen\u00ed piezoelektrick\u00e9ho ultrazvukov\u00e9ho m\u011bni\u010de<\/h3>\n<p>Proces lepen\u00ed je kl\u00ed\u010dov\u00fd pro v\u00fdkon a \u017eivotnost piezoelektrick\u00e9ho ultrazvukov\u00e9ho m\u011bni\u010de. N\u00ed\u017ee jsou uvedeny kl\u00ed\u010dov\u00e9 kroky a d\u016fle\u017eit\u00e9 aspekty:<\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th align=\"left\"><strong>Krok<\/strong><\/th>\n<th align=\"left\"><strong>Popis<\/strong><\/th>\n<th align=\"left\"><strong>V\u00fdznam<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td align=\"left\">V\u00fdb\u011br lepidla<\/td>\n<td align=\"left\">Zvolte lepidlo s n\u00edzkou smr\u0161titelnost\u00ed p\u0159i vytvrzov\u00e1n\u00ed a n\u00edzkou tepelnou rozta\u017enost\u00ed, abyste minimalizovali nam\u00e1h\u00e1n\u00ed piezoelektrick\u00e9ho prvku. B\u011b\u017en\u011b se pou\u017e\u00edvaj\u00ed epoxidov\u00e1 lepidla (typy A+B).<\/td>\n<td align=\"left\">Sni\u017euje nap\u011bt\u00ed a zvy\u0161uje spolehlivost m\u011bni\u010de.<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">P\u0159\u00edprava povrchu<\/td>\n<td align=\"left\">Obrovte lepen\u00fd povrch trysk\u00e1n\u00edm, abyste zv\u00fd\u0161ili pevnost adheze. Pot\u00e9 povrch o\u010dist\u011bte acetonem nebo lihem.<\/td>\n<td align=\"left\">Zaji\u0161\u0165uje pevn\u00e9 spojen\u00ed mezi piezoelektrick\u00fdm prvkem a t\u011blem m\u011bni\u010de.<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Zarovn\u00e1n\u00ed<\/td>\n<td align=\"left\">P\u0159i lepen\u00ed pomoc\u00ed h\u0159eb\u00edkov\u00e9ho procesu zajist\u011bte vertik\u00e1ln\u00ed korekci. T\u00edm se zabr\u00e1n\u00ed nerovnom\u011brn\u00e9mu rozlo\u017een\u00ed tlaku na piezoelektrick\u00fd prvek b\u011bhem lepen\u00ed.<\/td>\n<td align=\"left\">Zaji\u0161\u0165uje rovnom\u011brn\u00fd v\u00fdkon piezoelektrick\u00e9ho prvku.<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">P\u0159edp\u011bt\u00ed<\/td>\n<td align=\"left\">B\u011bhem vytvrzov\u00e1n\u00ed aplikujte \u0159\u00edzen\u00e9 p\u0159edp\u011bt\u00ed s p\u0159esnou konzistenc\u00ed. To pom\u00e1h\u00e1 udr\u017eet po\u017eadovan\u00e9 mechanick\u00e9 a elektrick\u00e9 charakteristiky pro nejlep\u0161\u00ed akustick\u00fd v\u00fdkon.<\/td>\n<td align=\"left\">Zlep\u0161uje dlouhodobou stabilitu a \u00fa\u010dinnost p\u0159em\u011bny.<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">\u0158\u00edzen\u00ed impedance<\/td>\n<td align=\"left\">B\u011bhem procesu lepen\u00ed implementujte \u0159\u00edzen\u00ed impedance, abyste minimalizovali impedanci m\u011bni\u010de a zlep\u0161ili elektroakustickou p\u0159em\u011bnu.<\/td>\n<td align=\"left\">Optimalizuje p\u0159enos energie a celkovou \u00fa\u010dinnost m\u011bni\u010de.<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Test impedance<\/td>\n<td align=\"left\">Po vytvrzen\u00ed prove\u010fte test impedance, abyste ov\u011b\u0159ili konzistenci a integritu spoje a zajistili rovnom\u011brn\u00e9 rozlo\u017een\u00ed zat\u00ed\u017een\u00ed energie na v\u0161ech p\u0159ipojen\u00fdch \u010d\u00e1stech.<\/td>\n<td align=\"left\">Zaru\u010duje konzistentn\u00ed v\u00fdkon mezi m\u011bni\u010di a minimalizuje potenci\u00e1ln\u00ed v\u00fdkonov\u00e9 nedostatky.<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Zapojen\u00ed a izolace<\/td>\n<td align=\"left\">Pou\u017eijte pru\u017en\u00e9 elektrodov\u00e9 vodi\u010de a bezpe\u010dn\u00e9, spolehliv\u00e9 metody sva\u0159ov\u00e1n\u00ed. Posilte izolaci, aby se zabr\u00e1nilo zkrat\u016fm.<\/td>\n<td align=\"left\">Zabra\u0148uje mechanick\u00fdm poruch\u00e1m a elektrick\u00fdm z\u00e1vad\u00e1m.<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Test izolace<\/td>\n<td align=\"left\">Po zapojen\u00ed prove\u010fte test izolace, aby se p\u0159ede\u0161lo riziku zkratu nebo po\u0161kozen\u00ed.<\/td>\n<td align=\"left\">Zaji\u0161\u0165uje bezpe\u010dnost a spolehlivost m\u011bni\u010de.<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Lad\u011bn\u00ed<\/td>\n<td align=\"left\">Lad\u011bte za\u0159\u00edzen\u00ed v hork\u00e9 vod\u011b (40-60\u00b0C) a b\u011bhem provozu udr\u017eujte teplotu pod 80\u00b0C.<\/td>\n<td align=\"left\">Minimalizuje rizika spojen\u00e1 s vysok\u00fdmi provozn\u00edmi teplotami.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5528\" src=\"\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/04\/Bonding-Process-of-Piezoelectric-Ultrasonic-Transducer-Glue.jpg\" alt=\"Proces lepen\u00ed piezoelektrick\u00e9ho ultrazvukov\u00e9ho m\u011bni\u010de\" width=\"620\" height=\"465\" \/><\/h3>\n<h3>5. V\u00fdb\u011br frekvence<\/h3>\n<p>V\u00fdb\u011br vhodn\u00e9 provozn\u00ed frekvence z\u00e1vis\u00ed na konkr\u00e9tn\u00ed aplikaci a povaze materi\u00e1l\u016f nebo p\u0159edm\u011bt\u016f, kter\u00e9 maj\u00ed b\u00fdt zpracov\u00e1ny.<\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th align=\"left\"><strong>Rozsah frekvenc\u00ed<\/strong><\/th>\n<th align=\"left\"><strong>Charakteristiky<\/strong><\/th>\n<th align=\"left\"><strong>Typick\u00e9 aplikace<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td align=\"left\"><strong>N\u00edzk\u00e1 (17-23 kHz)<\/strong><\/td>\n<td align=\"left\">Vytv\u00e1\u0159\u00ed v\u011bt\u0161\u00ed kavita\u010dn\u00ed bubliny; \u00fa\u010dinn\u011bj\u0161\u00ed na t\u011b\u017ek\u00e9 ne\u010distoty a odoln\u00e9 p\u0159edm\u011bty.<\/td>\n<td align=\"left\">Magnetick\u00fd sektor, \u00fadr\u017eba vozidel, textiln\u00ed pr\u016fmysl.<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><strong>St\u0159edn\u00ed (25-28 kHz)<\/strong><\/td>\n<td align=\"left\">Poskytuje rovnov\u00e1hu mezi \u010distic\u00ed silou a citlivost\u00ed povrchu; \u00fa\u010dinn\u00e1 na st\u0159edn\u00ed ne\u010distoty.<\/td>\n<td align=\"left\">V\u011bt\u0161ina mechanick\u00e9ho zpracov\u00e1n\u00ed, galvanizace, potravin\u00e1\u0159sk\u00fd pr\u016fmysl.<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><strong>Vysok\u00e1 (33-60 kHz)<\/strong><\/td>\n<td align=\"left\">Vytv\u00e1\u0159\u00ed men\u0161\u00ed kavita\u010dn\u00ed bubliny; ide\u00e1ln\u00ed pro jemn\u00e9 \u010di\u0161t\u011bn\u00ed citliv\u00fdch d\u00edl\u016f a povrch\u016f.<\/td>\n<td align=\"left\">Precizn\u00ed d\u00edly, sklo, \u010do\u010dky, elektronick\u00e9 sou\u010d\u00e1stky, desky plo\u0161n\u00fdch spoj\u016f.<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><strong>Ultra vysok\u00e1 (68-200 kHz)<\/strong><\/td>\n<td align=\"left\">Vytv\u00e1\u0159\u00ed nejmen\u0161\u00ed kavita\u010dn\u00ed bubliny s n\u00edzk\u00fdm fyzik\u00e1ln\u00edm dopadem a extr\u00e9mn\u011b vysokou \u00farovn\u00ed \u010di\u0161t\u011bn\u00ed.<\/td>\n<td align=\"left\">Vysoce citliv\u00e9 materi\u00e1ly, mikrofluidika a biomedic\u00ednsk\u00e9 aplikace.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Shrnut\u00ed: ni\u017e\u0161\u00ed frekvence jsou lep\u0161\u00ed pro odstra\u0148ov\u00e1n\u00ed velk\u00fdch ne\u010distot, zat\u00edmco vy\u0161\u0161\u00ed frekvence jsou vhodn\u011bj\u0161\u00ed pro p\u0159esn\u00e9 \u010di\u0161t\u011bn\u00ed.<\/p>\n<p>Ultrazvukov\u00e9 m\u011bni\u010de jsou univerz\u00e1ln\u00ed za\u0159\u00edzen\u00ed se \u0161irokou \u0161k\u00e1lou aplikac\u00ed d\u00edky sv\u00e9 schopnosti p\u0159em\u011b\u0148ovat elektrickou energii na mechanick\u00e9 vibrace a naopak. Porozum\u011bn\u00ed r\u016fzn\u00fdm klasifikac\u00edm, n\u00e1zvoslov\u00ed, princip\u016fm \u010dinnosti, proces\u016fm spojov\u00e1n\u00ed a krit\u00e9ri\u00edm pro v\u00fdb\u011br frekvence je kl\u00ed\u010dov\u00e9 pro v\u00fdb\u011br a pou\u017eit\u00ed spr\u00e1vn\u00e9ho m\u011bni\u010de pro danou aplikaci. Pou\u017eit\u00ed piezoelektrick\u00fdch materi\u00e1l\u016f spolu s p\u0159esn\u00fdm designem a technikami spojov\u00e1n\u00ed umo\u017e\u0148uje efektivn\u00ed generov\u00e1n\u00ed a manipulaci s ultrazvukov\u00fdmi vlnami, co\u017e \u010din\u00ed tyto m\u011bni\u010de neoceniteln\u00fdmi v mnoha pr\u016fmyslov\u00fdch odv\u011btv\u00edch.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ultrazvukov\u00fd m\u011bni\u010d je za\u0159\u00edzen\u00ed, kter\u00e9 p\u0159em\u011b\u0148uje energii z jednoho druhu na jin\u00fd, konkr\u00e9tn\u011b mezi elektrickou energi\u00ed a akustickou (zvukovou) energi\u00ed na ultrazvukov\u00fdch frekvenc\u00edch \u2013 frekvenc\u00edch nad rozsahem lidsk\u00e9ho sluchu (obvykle nad 20 kHz). Jednodu\u0161e \u0159e\u010deno, je to za\u0159\u00edzen\u00ed, kter\u00e9 m\u016f\u017ee generovat a p\u0159ij\u00edmat zvukov\u00e9 vlny na frekvenc\u00edch, kter\u00e9 lid\u00e9 nesly\u0161\u00ed. 1. Klasifikace Ultrazvukov\u00e9 m\u011bni\u010de jsou<\/p>\n","protected":false},"author":1,"featured_media":1326,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-72694","page","type-page","status-publish","has-post-thumbnail","hentry","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/pages\/72694","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/types\/page"}],"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=72694"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/pages\/72694\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media\/1326"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media?parent=72694"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}