{"id":72614,"date":"2013-05-23T19:30:17","date_gmt":"2013-05-23T11:30:17","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/piezoelectric-ultrasonic-transducers-faqs\/"},"modified":"2026-03-12T09:34:19","modified_gmt":"2026-03-12T14:34:19","slug":"piezoelectric-ultrasonic-transducers-faqs","status":"publish","type":"page","link":"https:\/\/www.bjultrasonic.com\/cs\/piezoelectric-ultrasonic-transducers-faqs\/","title":{"rendered":"\u010casto kladen\u00e9 ot\u00e1zky o ultrazvukov\u00fdch m\u011bni\u010d\u00edch"},"content":{"rendered":"<p>Piezoelektrick\u00fd ultrazvukov\u00fd m\u011bni\u010d je za\u0159\u00edzen\u00ed, kter\u00e9 p\u0159em\u011b\u0148uje elektrickou energii na mechanick\u00e9 vibrace, konkr\u00e9tn\u011b ultrazvukov\u00e9 vlny, a naopak. Tato p\u0159em\u011bna je zalo\u017eena na piezoelektrick\u00e9m jevu, co\u017e je jev, kdy ur\u010dit\u00e9 materi\u00e1ly generuj\u00ed elektrick\u00fd n\u00e1boj p\u0159i vystaven\u00ed mechanick\u00e9mu nam\u00e1h\u00e1n\u00ed, nebo naopak se deformuj\u00ed p\u0159i aplikaci elektrick\u00e9ho pole. Tyto m\u011bni\u010de jsou z\u00e1kladn\u00edmi sou\u010d\u00e1stmi v \u0161irok\u00e9 \u0161k\u00e1le aplikac\u00ed, od l\u00e9ka\u0159sk\u00e9ho zobrazov\u00e1n\u00ed a pr\u016fmyslov\u00e9 kontroly a\u017e po \u010di\u0161t\u011bn\u00ed a zpracov\u00e1n\u00ed materi\u00e1l\u016f.<\/p>\n<h3>1. M\u00e1te katalog ultrazvukov\u00fdch m\u011bni\u010d\u016f?<\/h3>\n<p>Ano, k dispozici je ke sta\u017een\u00ed produktov\u00fd katalog, kter\u00fd p\u0159edstavuje \u0161k\u00e1lu ultrazvukov\u00fdch m\u011bni\u010d\u016f, kter\u00e9 vyr\u00e1b\u00edme. Tento katalog obsahuje specifikace a podrobnosti relevantn\u00ed pro r\u016fzn\u00e9 aplikace.<\/p>\n<div class=\"textwidget custom-html-widget\"><a href=\"https:\/\/drive.google.com\/file\/d\/1pXEpP5HbetTukpQtZKV4hyTdlMm0aYkt\/view\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5493\" src=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2014\/03\/Beijing-Ultrasonic-Product-Catalog.png\" alt=\"Beijing-Ultrasonic-Product-Catalog\" width=\"148\" height=\"39\" \/><\/a><\/div>\n<h3>2. Dok\u00e1\u017eete vyr\u00e1b\u011bt ultrazvukov\u00e9 m\u011bni\u010de podle pot\u0159eb z\u00e1kazn\u00edk\u016f?<\/h3>\n<p>Absolutn\u011b. Na\u0161e v\u00fdrobn\u00ed kapacity jsou vysoce p\u0159izp\u016fsobiv\u00e9, co\u017e n\u00e1m umo\u017e\u0148uje vyr\u00e1b\u011bt vlastn\u00ed n\u00e1vrhy poskytnut\u00e9 na\u0161imi z\u00e1kazn\u00edky, v\u010detn\u011b t\u011bch, kter\u00e9 vyu\u017e\u00edvaj\u00ed konven\u010dn\u00ed piezokompozitn\u00ed prvky. Specializujeme se na ultrazvukov\u00e9 m\u011bni\u010de, a proto je na\u0161e schopnost splnit po\u017eadavky na zak\u00e1zkovou v\u00fdrobu, term\u00edny a rozpo\u010dty na n\u00e1klady lep\u0161\u00ed ne\u017e u mnoha jin\u00fdch v\u00fdrobc\u016f. Nab\u00edz\u00edme tak\u00e9 prodejn\u00ed bal\u00ed\u010dky zalo\u017een\u00e9 na \u00faspor\u00e1ch z rozsahu, co\u017e sni\u017euje n\u00e1klady pro na\u0161e z\u00e1kazn\u00edky. Aktivn\u011b zapojujeme z\u00e1kazn\u00edky do na\u0161ich n\u00e1vrh\u016f nov\u00e9 generace, abychom zajistili, \u017ee na\u0161e budouc\u00ed produktov\u00e9 \u0159ady efektivn\u011b spln\u00ed jejich pot\u0159eby.<\/p>\n<h3>3. Jak\u00e9 frekven\u010dn\u00ed rozsahy provozu doporu\u010dujete?<\/h3>\n<p>Zat\u00edmco ultrazvukov\u00e9 m\u011bni\u010de mohou obvykle pracovat ve frekven\u010dn\u00edm rozsahu 17 kHz a\u017e 2 MHz, pro optim\u00e1ln\u00ed v\u00fdkon doporu\u010dujeme provoz v rozsahu 50 kHz a\u017e 1 MHz. Tento rozsah poskytuje dobrou rovnov\u00e1hu mezi rozli\u0161en\u00edm a penetrac\u00ed pro v\u011bt\u0161inu b\u011b\u017en\u00fdch aplikac\u00ed.<\/p>\n<h3>4. Jak\u00e9 jsou \u010distic\u00ed frekvence ultrazvukov\u00fdch m\u011bni\u010d\u016f?<\/h3>\n<p>Vhodn\u00e1 \u010distic\u00ed frekvence z\u00e1vis\u00ed na konkr\u00e9tn\u00edch po\u017eadavc\u00edch na \u010di\u0161t\u011bn\u00ed. Ni\u017e\u0161\u00ed frekvence jsou \u00fa\u010dinn\u011bj\u0161\u00ed pro odstra\u0148ov\u00e1n\u00ed t\u011b\u017ek\u00fdch ne\u010distot z robustn\u00edch komponent\u016f, zat\u00edmco vy\u0161\u0161\u00ed frekvence jsou lep\u0161\u00ed pro jemn\u00e9 sou\u010d\u00e1sti s men\u0161\u00edmi ne\u010distotami.<\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>Frekven\u010dn\u00ed rozsah<\/th>\n<th>Aplikace<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Pod 80 kHz<\/td>\n<td>Odoln\u00e9 komponenty s t\u011b\u017ek\u00fdmi ne\u010distotami<\/td>\n<\/tr>\n<tr>\n<td>Nad 80 kHz<\/td>\n<td>Jemn\u00e9 komponenty s men\u0161\u00edmi ne\u010distotami<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Pro optim\u00e1ln\u00ed v\u00fdsledky \u010di\u0161t\u011bn\u00ed je tak\u00e9 mo\u017en\u00e9 pou\u017e\u00edvat r\u016fzn\u00e9 frekvence postupn\u011b, p\u0159i\u010dem\u017e ni\u017e\u0161\u00ed frekvence se pou\u017e\u00edvaj\u00ed k rozkladu velk\u00fdch ne\u010distot a vy\u0161\u0161\u00ed frekvence k odstran\u011bn\u00ed men\u0161\u00edch \u010d\u00e1stic. V\u017edy v\u0161ak dbejte na to, aby komponenty vydr\u017eely zvolen\u00e9 frekvence, a p\u0159ede\u0161li tak po\u0161kozen\u00ed. Pro \u0161irokospektr\u00e1ln\u00ed \u010di\u0161t\u011bn\u00ed doporu\u010dujeme kombinaci ni\u017e\u0161\u00edch frekvenc\u00ed (40 kHz a\u017e 72 kHz) po kr\u00e1tkou dobu a vy\u0161\u0161\u00edch frekvenc\u00ed (104 kHz a\u017e 170 kHz) po del\u0161\u00ed dobu.<\/p>\n<h3>5. Jak p\u0159ipojit v\u00edce ultrazvukov\u00fdch m\u011bni\u010d\u016f?<\/h3>\n<p>Ultrazvukov\u00e9 m\u011bni\u010de by m\u011bly b\u00fdt zapojeny paraleln\u011b. Tato konfigurace zaji\u0161\u0165uje, \u017ee ka\u017ed\u00fd m\u011bni\u010d p\u0159ij\u00edm\u00e1 stejn\u00e9 nap\u011bt\u00ed, \u010d\u00edm\u017e se optimalizuje jejich v\u00fdkon.<\/p>\n<h3>6. Proces lepen\u00ed ultrazvukov\u00e9ho m\u011bni\u010de<\/h3>\n<p>Proces lepen\u00ed je kl\u00ed\u010dov\u00fd pro spolehlivost a v\u00fdkon m\u011bni\u010de. Zde je rozpis:<\/p>\n<ol>\n<li><strong>Epoxidov\u00e9 lepidlo:<\/strong> Pou\u017e\u00edvejte epoxidov\u00e9 lepidlo s minim\u00e1ln\u00edmi vlastnostmi smr\u0161\u0165ov\u00e1n\u00ed a tepeln\u00e9 rozta\u017enosti, abyste sn\u00ed\u017eili nap\u011bt\u00ed a zlep\u0161ili spolehlivost oscil\u00e1toru. Epoxid A a B jsou vhodn\u00e9 mo\u017enosti.<\/li>\n<li><strong>P\u0159\u00edprava povrchu:<\/strong> P\u00edskov\u00e1n\u00ed slune\u010dn\u00edm sv\u011btlem lepic\u00edho povrchu v\u00fdznamn\u011b zvy\u0161uje pevnost lepen\u00ed.<\/li>\n<li><strong>\u010ci\u0161t\u011bn\u00ed:<\/strong> Vy\u010dist\u011bte cementovan\u00fd povrch rozpou\u0161t\u011bdlem, jako je absolutn\u00ed alkohol nebo aceton.<\/li>\n<li><strong>Svisl\u00e1 korekce:<\/strong> P\u0159i lepen\u00ed h\u0159eb\u00edk\u016f dbejte na svislou korekci p\u0159i zasazov\u00e1n\u00ed h\u0159eb\u00edku.<\/li>\n<li><strong>Vytvrzov\u00e1n\u00ed lepidla:<\/strong> B\u011bhem vytvrzov\u00e1n\u00ed lepidla kontrolujte p\u0159edp\u011bt\u00ed a konzistenci.<\/li>\n<li><strong>\u0158\u00edzen\u00ed impedance:<\/strong> B\u011bhem procesu lepen\u00ed stanovte \u0159\u00edzen\u00ed impedance, abyste sn\u00ed\u017eili impedanci a zv\u00fd\u0161ili elektroakustick\u00fd v\u00fdstup.<\/li>\n<li><strong>Rozlo\u017een\u00ed zat\u00ed\u017een\u00ed:<\/strong> Zlep\u0161ete rozlo\u017een\u00ed zat\u00ed\u017een\u00ed energie pomoc\u00ed testov\u00e1n\u00ed impedance po lepen\u00ed.<\/li>\n<li><strong>Zapojen\u00ed:<\/strong> Ujist\u011bte se, \u017ee zapojen\u00ed je m\u011bkk\u00e9, izolace je siln\u00e1 a p\u00e1jen\u00ed je spolehliv\u00e9.<\/li>\n<li><strong>Test izolace:<\/strong> Po zapojen\u00ed otestujte izolaci, abyste zkontrolovali p\u0159\u00edpadn\u00e9 vady.<\/li>\n<li><strong>Lad\u011bn\u00ed:<\/strong> Prove\u010fte lad\u011bn\u00ed mezi 40-50 \u00b0C, ale udr\u017eujte provozn\u00ed teploty pod 80 \u00b0C.<\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5528\" src=\"https:\/\/www.bjultrasonic.com\/wp-content\/uploads\/2012\/04\/Bonding-Process-of-Piezoelectric-Ultrasonic-Transducer-Glue.jpg\" alt=\"Bonding Process of Piezoelectric Ultrasonic Transducer \" width=\"620\" height=\"465\" \/><\/p>\n<h3>7. Co je piezoelektrick\u00fd jev?<\/h3>\n<p>Piezoelektrick\u00fd jev je schopnost n\u011bkter\u00fdch materi\u00e1l\u016f generovat elektrick\u00fd n\u00e1boj v reakci na aplikovan\u00e9 mechanick\u00e9 nam\u00e1h\u00e1n\u00ed, nebo naopak produkovat mechanick\u00e9 nap\u011bt\u00ed p\u0159i aplikaci elektrick\u00e9ho pole. Tento jev je z\u00e1sadn\u00ed pro fungov\u00e1n\u00ed piezoelektrick\u00fdch ultrazvukov\u00fdch m\u011bni\u010d\u016f. Materi\u00e1ly jako k\u0159emen, titani\u010ditan zirkoni\u010dit\u00fd olovnat\u00fd (PZT) a r\u016fzn\u00e9 keramiky vykazuj\u00ed tento jev.<\/p>\n<h3>8. Jak funguje piezoelektrick\u00fd ultrazvukov\u00fd m\u011bni\u010d?<\/h3>\n<p>Piezoelektrick\u00fd ultrazvukov\u00fd m\u011bni\u010d funguje na z\u00e1klad\u011b inverzn\u00edho piezoelektrick\u00e9ho jevu. Zde je jeho princip:<\/p>\n<ol>\n<li><strong>Elektrick\u00e9 buzen\u00ed<\/strong>: Piezoelektrick\u00e9mu prvku je p\u0159iv\u00e1d\u011bn st\u0159\u00eddav\u00fd elektrick\u00fd sign\u00e1l.<\/li>\n<li><strong>Mechanick\u00e9 vibrace:<\/strong> Piezoelektrick\u00fd materi\u00e1l se v reakci na osciluj\u00edc\u00ed elektrick\u00e9 pole rozp\u00edn\u00e1 a smr\u0161\u0165uje.<\/li>\n<li><strong>Generov\u00e1n\u00ed zvukov\u00e9 vlny:<\/strong> Tyto vibrace vytv\u00e1\u0159ej\u00ed tlakov\u00e9 vlny, tj. ultrazvuk, ve sp\u0159a\u017een\u00e9m prost\u0159ed\u00ed, jako je vzduch, kapalina nebo pevn\u00e1 l\u00e1tka.<\/li>\n<li><strong>P\u0159\u00edjem:<\/strong> M\u011bni\u010d m\u016f\u017ee tak\u00e9 fungovat jako p\u0159ij\u00edma\u010d, p\u0159em\u011b\u0148uj\u00edc\u00ed mechanick\u00e9 vibrace z p\u0159ich\u00e1zej\u00edc\u00edch ultrazvukov\u00fdch vln na elektrick\u00fd sign\u00e1l.<\/li>\n<\/ol>\n<h3>9. Jak\u00e9 jsou kl\u00ed\u010dov\u00e9 sou\u010d\u00e1sti piezoelektrick\u00e9ho ultrazvukov\u00e9ho m\u011bni\u010de?<\/h3>\n<p>Kl\u00ed\u010dov\u00e9 sou\u010d\u00e1sti zahrnuj\u00ed:<\/p>\n<ul>\n<li><strong>Piezoelektrick\u00fd prvek:<\/strong> J\u00e1dro m\u011bni\u010de vyroben\u00e9 z piezoelektrick\u00e9ho materi\u00e1lu.<\/li>\n<li><strong>Elektrody:<\/strong> Vodiv\u00e9 vrstvy usnad\u0148uj\u00edc\u00ed aplikaci elektrick\u00fdch pol\u00ed a sb\u011br sign\u00e1lu.<\/li>\n<li><strong>Kryt:<\/strong> Pouzdro chr\u00e1n\u00edc\u00ed piezoelektrick\u00fd prvek.<\/li>\n<li><strong>P\u0159izp\u016fsobovac\u00ed vrstva(y):<\/strong> Zlep\u0161uj\u00ed impedan\u010dn\u00ed p\u0159izp\u016fsoben\u00ed pro efektivn\u00ed p\u0159enos energie.<\/li>\n<li><strong>Zadn\u00ed tlumic\u00ed materi\u00e1l:<\/strong> Absorbuje zadn\u00ed ultrazvukov\u00e9 vlny, aby zabr\u00e1nil interferenci.<\/li>\n<\/ul>\n<h3>10. Jak\u00e9 jsou vlastnosti \u0159ady PZT a jejich aplikace?<\/h3>\n<p>Materi\u00e1ly PZT jsou \u0161iroce pou\u017e\u00edv\u00e1ny v ultrazvukov\u00fdch m\u011bni\u010d\u00edch:<\/p>\n<ul>\n<li><strong>PZT8:<\/strong> Pou\u017e\u00edv\u00e1 se ve vysokov\u00fdkonn\u00fdch aplikac\u00edch, jako je \u010di\u0161t\u011bn\u00ed a sva\u0159ov\u00e1n\u00ed, d\u00edky sv\u00e9 tepeln\u00e9 stabilit\u011b a ni\u017e\u0161\u00edmu zah\u0159\u00edv\u00e1n\u00ed.<\/li>\n<li><strong>PZT4:<\/strong> Vhodn\u00fd, kdy\u017e je vy\u017eadov\u00e1na tepeln\u00e1 stabilita, nab\u00edz\u00ed vy\u0161\u0161\u00ed Curieovu teplotu, lep\u0161\u00ed stabilitu a regulaci teploty.<\/li>\n<\/ul>\n<h3>11. Jak\u00e9 typy piezoelektrick\u00fdch materi\u00e1l\u016f se b\u011b\u017en\u011b pou\u017e\u00edvaj\u00ed?<\/h3>\n<p>V\u00fdb\u011br piezoelektrick\u00e9ho materi\u00e1lu ovliv\u0148uje v\u00fdkonnostn\u00ed charakteristiky. Mezi b\u011b\u017en\u00e9 materi\u00e1ly pat\u0159\u00ed:<\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th align=\"left\">Materi\u00e1l<\/th>\n<th align=\"left\">V\u00fdhody<\/th>\n<th align=\"left\">Nev\u00fdhody<\/th>\n<th align=\"left\">Typick\u00e9 aplikace<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td align=\"left\">Titan\u00e1t-zirkoni\u010ditan olovnat\u00fd (PZT)<\/td>\n<td align=\"left\">Vysok\u00e9 piezoelektrick\u00e9 koeficienty, univerz\u00e1ln\u00ed, \u0161iroce dostupn\u00e9, n\u00e1kladov\u011b efektivn\u00ed<\/td>\n<td align=\"left\">Obsahuje olovo (environment\u00e1ln\u00ed obavy), ni\u017e\u0161\u00ed provozn\u00ed teplota ne\u017e jin\u00e9<\/td>\n<td align=\"left\">V\u0161eobecn\u00e9 pou\u017eit\u00ed, l\u00e9ka\u0159sk\u00e9 zobrazov\u00e1n\u00ed, pr\u016fmyslov\u00e9 aplikace<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">K\u0159emen<\/td>\n<td align=\"left\">Vysok\u00e1 stabilita, dobr\u00e9 mechanick\u00e9 vlastnosti, vysok\u00e1 p\u0159esnost<\/td>\n<td align=\"left\">Ni\u017e\u0161\u00ed piezoelektrick\u00fd koeficient, k\u0159ehk\u00fd, relativn\u011b drah\u00fd<\/td>\n<td align=\"left\">Vysoce p\u0159esn\u00e1 m\u011b\u0159en\u00ed, \u0159\u00edzen\u00ed frekvence, zpo\u017e\u010fovac\u00ed linky<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Niobitan lithn\u00fd<\/td>\n<td align=\"left\">Stabilita p\u0159i vysok\u00fdch teplot\u00e1ch, dobr\u00fd akustick\u00fd v\u00fdkon<\/td>\n<td align=\"left\">Vy\u0161\u0161\u00ed cena, nevhodn\u00fd pro v\u0161echny aplikace<\/td>\n<td align=\"left\">Ultrazvukov\u00e9 aplikace p\u0159i vysok\u00fdch teplot\u00e1ch<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Jednokrystalov\u00fd piezoelektrick\u00fd materi\u00e1l<\/td>\n<td align=\"left\">Vynikaj\u00edc\u00ed piezoelektrick\u00e9 vlastnosti, vysok\u00e1 citlivost a \u0161\u00ed\u0159ka p\u00e1sma, n\u00edzk\u00e1 hystereze<\/td>\n<td align=\"left\">Drah\u00fd, v\u00fdrobn\u00ed omezen\u00ed<\/td>\n<td align=\"left\">Vysoce p\u0159esn\u00e9 aplikace, l\u00e9ka\u0159sk\u00e9 a pr\u016fmyslov\u00e9 aplikace nedestruktivn\u00edho testov\u00e1n\u00ed, jako jsou f\u00e1zovan\u00e1 pole<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Piezoelektrick\u00fd polymer<\/td>\n<td align=\"left\">Flexibiln\u00ed, lehk\u00fd, n\u00edzk\u00e1 cena, snadn\u00e1 v\u00fdroba, dobr\u00e9 akustick\u00e9 p\u0159izp\u016fsoben\u00ed tk\u00e1n\u00edm<\/td>\n<td align=\"left\">Ni\u017e\u0161\u00ed piezoelektrick\u00fd koeficient, omezen\u00fd teplotn\u00ed rozsah<\/td>\n<td align=\"left\">L\u00e9ka\u0159sk\u00e9 p\u0159\u00edstroje, nedestruktivn\u00ed testov\u00e1n\u00ed, nositeln\u00e9 senzory a flexibiln\u00ed senzory<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>12. Jak\u00e9 jsou kl\u00ed\u010dov\u00e9 v\u00fdkonnostn\u00ed parametry m\u011bni\u010de?<\/h3>\n<p>Kl\u00ed\u010dov\u00e9 parametry zahrnuj\u00ed:<\/p>\n<ul>\n<li><strong>Frekvence:<\/strong> Po\u010det vibrac\u00ed za sekundu (Hz), ur\u010duje rozli\u0161en\u00ed a pronik\u00e1n\u00ed.<\/li>\n<li><strong>\u0160\u00ed\u0159ka p\u00e1sma:<\/strong> Rozsah frekvenc\u00ed, ve kter\u00fdch m\u011bni\u010d efektivn\u011b pracuje.<\/li>\n<li><strong>Citlivost:<\/strong> \u00da\u010dinnost p\u0159em\u011bny mezi elektrickou a akustickou energi\u00ed.<\/li>\n<li><strong>Impedance:<\/strong> Odpor v\u016f\u010di toku elektrick\u00e9\/akustick\u00e9 energie; spr\u00e1vn\u00e9 p\u0159izp\u016fsoben\u00ed je z\u00e1sadn\u00ed.<\/li>\n<li><strong>\u00da\u010dinnost:<\/strong> Pom\u011br akustick\u00e9ho v\u00fdkonu k elektrick\u00e9mu vstupn\u00edmu v\u00fdkonu.<\/li>\n<li><strong>Profil svazku:<\/strong> Prostorov\u00e9 rozlo\u017een\u00ed ultrazvukov\u00e9ho pole.<\/li>\n<\/ul>\n<h3>13. Jak\u00e9 jsou b\u011b\u017en\u00e9 aplikace piezoelektrick\u00fdch ultrazvukov\u00fdch m\u011bni\u010d\u016f?<\/h3>\n<p>Jsou \u0161iroce pou\u017e\u00edv\u00e1ny v:<\/p>\n<ul>\n<li><strong>L\u00e9ka\u0159sk\u00e9 zobrazov\u00e1n\u00ed:<\/strong> Ultrazvukov\u00e9 zobrazov\u00e1n\u00ed pro diagnostiku, monitorov\u00e1n\u00ed a veden\u00ed z\u00e1krok\u016f.<\/li>\n<li><strong>Pr\u016fmyslov\u00e9 nedestruktivn\u00ed testov\u00e1n\u00ed (NDT):<\/strong> Detekce vad v materi\u00e1lech bez po\u0161kozen\u00ed.<\/li>\n<li><strong>Pr\u016fmyslov\u00e9 \u010di\u0161t\u011bn\u00ed:<\/strong> Odstra\u0148ov\u00e1n\u00ed kontaminant\u016f z d\u00edl\u016f a materi\u00e1l\u016f.<\/li>\n<li><strong>M\u011b\u0159en\u00ed vzd\u00e1lenosti &amp; sn\u00edm\u00e1n\u00ed:<\/strong> Bezkontaktn\u00ed senzory, detektory hladiny, m\u011b\u0159en\u00ed vzd\u00e1lenosti.<\/li>\n<li><strong>M\u011b\u0159en\u00ed pr\u016ftoku:<\/strong> M\u011b\u0159en\u00ed pr\u016ftoku kapalin a plyn\u016f.<\/li>\n<li><strong>Rozpra\u0161ov\u00e1n\u00ed &amp; nebulizace:<\/strong> Vytv\u00e1\u0159en\u00ed jemn\u00e9 mlhy v zvlh\u010dova\u010d\u00edch a nebuliz\u00e1torech.<\/li>\n<\/ul>\n<h3>14. Jak\u00e9 faktory je t\u0159eba zv\u00e1\u017eit p\u0159i v\u00fdb\u011bru ultrazvukov\u00e9ho m\u011bni\u010de?<\/h3>\n<p>Kl\u00ed\u010dov\u00e9 aspekty k zv\u00e1\u017een\u00ed zahrnuj\u00ed:<\/p>\n<ul>\n<li><strong>Provozn\u00ed frekvence:<\/strong> Vol\u00ed se na z\u00e1klad\u011b po\u017eadovan\u00e9ho rozli\u0161en\u00ed a hloubky pr\u016fniku.<\/li>\n<li><strong>Velikost a tvar m\u011bni\u010de:<\/strong> Ur\u010deny aplika\u010dn\u00edm prostorem a um\u00edst\u011bn\u00edm.<\/li>\n<li><strong>Piezoelektrick\u00fd materi\u00e1l:<\/strong> Vyb\u00edr\u00e1n na z\u00e1klad\u011b po\u017eadavk\u016f na v\u00fdkon a n\u00e1klad\u016f.<\/li>\n<li><strong>\u0160\u00ed\u0159ka p\u00e1sma:<\/strong> Zva\u017ete, zda se pou\u017e\u00edvaj\u00ed pulzn\u00ed nebo spojit\u00e9 vlny.<\/li>\n<li><strong>Impedan\u010dn\u00ed p\u0159izp\u016fsoben\u00ed:<\/strong> Maximalizujte p\u0159enos energie mezi m\u011bni\u010dem a m\u00e9diem.<\/li>\n<li><strong>Environment\u00e1ln\u00ed faktory:<\/strong> Odolnost v\u016f\u010di teplot\u011b, vlhkosti a chemick\u00e9mu p\u016fsoben\u00ed.<\/li>\n<li><strong>Specifick\u00e9 pot\u0159eby aplikace:<\/strong> Pro specializovan\u00e9 aplikace jsou k dispozici vlastn\u00ed n\u00e1vrhy.<\/li>\n<li><strong>Rozpo\u010det:<\/strong> Zva\u017ete v\u00fdkon, \u017eivotnost a odolnost.<\/li>\n<\/ul>\n<h3>15. Jak\u00e1 je \u017eivotnost m\u011bni\u010de?<\/h3>\n<p>\u017divotnost je ovlivn\u011bna:<\/p>\n<ul>\n<li><strong>Provozn\u00ed podm\u00ednky:<\/strong> Extr\u00e9mn\u00ed teploty, vysok\u00e1 vlhkost a chemik\u00e1lie mohou \u017eivotnost zkr\u00e1tit.<\/li>\n<li><strong>Vstupn\u00ed v\u00fdkon:<\/strong> Dlouhodob\u00fd provoz na vysok\u00e9m v\u00fdkonu m\u016f\u017ee zp\u016fsobit \u00fanavu materi\u00e1lu.<\/li>\n<li><strong>Fyzick\u00e9 zach\u00e1zen\u00ed:<\/strong> N\u00e1razy a nespr\u00e1vn\u00e9 zach\u00e1zen\u00ed zp\u016fsobuj\u00ed po\u0161kozen\u00ed.<\/li>\n<li><strong>Vlastnosti materi\u00e1lu:<\/strong> Vrozen\u00e1 odolnost a chemick\u00e1 stabilita materi\u00e1lu ovliv\u0148uje dlouhov\u011bkost.<\/li>\n<li><strong>Kvalita n\u00e1vrhu a v\u00fdroby:<\/strong> Dob\u0159e navr\u017een\u00e9 a spr\u00e1vn\u011b vyroben\u00e9 m\u011bni\u010de maj\u00ed del\u0161\u00ed \u017eivotnost.<\/li>\n<\/ul>\n<h3>16. Jak lze m\u011bni\u010de udr\u017eovat?<\/h3>\n<p>Spr\u00e1vn\u00e1 \u00fadr\u017eba prodlu\u017euje \u017eivotnost:<\/p>\n<ul>\n<li><strong>Skladov\u00e1n\u00ed:<\/strong> Skladujte m\u011bni\u010de v such\u00e9m, teplotn\u011b \u0159\u00edzen\u00e9m prost\u0159ed\u00ed.<\/li>\n<li><strong>\u010ci\u0161t\u011bn\u00ed:<\/strong> Jemn\u011b \u010dist\u011bte povrch m\u011bkk\u00fdm, bezpra\u0161n\u00fdm had\u0159\u00edkem, vyhn\u011bte se abrazivn\u00edm \u010distic\u00edm prost\u0159edk\u016fm a rozpou\u0161t\u011bdl\u016fm.<\/li>\n<li><strong>Kontrola:<\/strong> Pravideln\u011b kontrolujte praskliny, po\u0161kozen\u00ed a probl\u00e9my s p\u0159ipojen\u00edm.<\/li>\n<li><strong>Spr\u00e1vn\u00e9 zach\u00e1zen\u00ed:<\/strong> S m\u011bni\u010di zach\u00e1zejte opatrn\u011b, abyste se vyhnuli fyzick\u00e9mu nam\u00e1h\u00e1n\u00ed.<\/li>\n<li><strong>Ochrana p\u0159ed prost\u0159ed\u00edm:<\/strong> Chra\u0148te m\u011bni\u010de p\u0159ed agresivn\u00edmi chemik\u00e1liemi a prost\u0159ed\u00edm.<\/li>\n<li><strong>Pravideln\u00e1 kalibrace:<\/strong> Pro p\u0159esn\u00e1 m\u011b\u0159en\u00ed m\u016f\u017ee b\u00fdt nutn\u00e1 periodick\u00e1 rekvalibrace.<\/li>\n<\/ul>\n<p>Z\u00e1v\u011brem lze \u0159\u00edci, \u017ee piezoelektrick\u00e9 ultrazvukov\u00e9 m\u011bni\u010de jsou d\u00edky sv\u00fdm jedine\u010dn\u00fdm vlastnostem nezbytn\u00e9 v \u0161irok\u00e9 \u0161k\u00e1le aplikac\u00ed. Spr\u00e1vn\u00fd v\u00fdb\u011br, provoz a \u00fadr\u017eba jsou kl\u00ed\u010dov\u00e9 pro optim\u00e1ln\u00ed v\u00fdkon a dlouhou \u017eivotnost. Spole\u010dnosti jako Beijing Ultrasonic jsou v \u010dele t\u00e9to technologie a poskytuj\u00ed spolehliv\u00e1 a vysoce kvalitn\u00ed \u0159e\u0161en\u00ed \u0161it\u00e1 na m\u00edru r\u016fzn\u00fdm aplikac\u00edm.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Piezoelektrick\u00fd ultrazvukov\u00fd m\u011bni\u010d je za\u0159\u00edzen\u00ed, kter\u00e9 p\u0159em\u011b\u0148uje elektrickou energii na mechanick\u00e9 vibrace, konkr\u00e9tn\u011b ultrazvukov\u00e9 vlny, a naopak. Tato p\u0159em\u011bna je zalo\u017eena na piezoelektrick\u00e9m jevu, co\u017e je jev, kdy ur\u010dit\u00e9 materi\u00e1ly generuj\u00ed elektrick\u00fd n\u00e1boj p\u0159i vystaven\u00ed mechanick\u00e9mu nam\u00e1h\u00e1n\u00ed, nebo naopak se deformuj\u00ed p\u0159i aplikaci elektrick\u00e9ho pole. Tyto m\u011bni\u010de jsou z\u00e1kladn\u00edmi sou\u010d\u00e1stmi v \u0161irok\u00e9 \u0161k\u00e1le aplikac\u00ed, od<\/p>\n","protected":false},"author":1,"featured_media":23744,"parent":0,"menu_order":16,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-72614","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\/72614","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=72614"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/pages\/72614\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media\/23744"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media?parent=72614"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}