{"id":63036,"date":"2022-08-21T10:06:28","date_gmt":"2022-08-21T15:06:28","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/is-there-a-possibility-of-piezo-technology-replacing-magnetic-technology-anytime-in-the-future\/"},"modified":"2025-01-27T06:14:37","modified_gmt":"2025-01-27T11:14:37","slug":"is-there-a-possibility-of-piezo-technology-replacing-magnetic-technology-anytime-in-the-future","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/cs\/is-there-a-possibility-of-piezo-technology-replacing-magnetic-technology-anytime-in-the-future\/","title":{"rendered":"Piezoelektrika vs. magnetismus: N\u00e1hrada mo\u017en\u00e1?"},"content":{"rendered":"

Je mo\u017en\u00e9, aby piezoelektrick\u00e1 technologie v budoucnu nahradila technologii magnetickou? Ot\u00e1zka nahrazen\u00ed jedn\u00e9 technologie druhou je v\u017edy slo\u017eit\u00e1 a z\u00e1vis\u00ed na mnoha faktorech. V p\u0159\u00edpad\u011b piezoelektrick\u00e9 a magnetick\u00e9 technologie je situace obzvl\u00e1\u0161\u0165 zaj\u00edmav\u00e1, nebo\u0165 ob\u011b technologie nach\u00e1zej\u00ed uplatn\u011bn\u00ed v \u0161irok\u00e9m spektru aplikac\u00ed, ale jejich principy a vlastnosti se zna\u010dn\u011b li\u0161\u00ed. Zda je mo\u017en\u00e9 o\u010dek\u00e1vat \u00faplnou n\u00e1hradu magnetick\u00e9 technologie technologi\u00ed piezoelektrickou, z\u016fst\u00e1v\u00e1 ot\u00e1zkou diskuze.<\/p>\n

Rozd\u00edly v principech a vlastnostech<\/p>\n

Piezoelektrick\u00fd jev spo\u010d\u00edv\u00e1 v generov\u00e1n\u00ed elektrick\u00e9ho n\u00e1boje v krystalick\u00fdch materi\u00e1lech p\u0159i mechanick\u00e9m nam\u00e1h\u00e1n\u00ed, a naopak, v deformaci materi\u00e1lu p\u016fsoben\u00edm elektrick\u00e9ho pole. Magnetick\u00e9 technologie naopak vyu\u017e\u00edvaj\u00ed interakce magnetick\u00fdch pol\u00ed a magnetick\u00fdch materi\u00e1l\u016f. Tato fundament\u00e1ln\u00ed odli\u0161nost ur\u010duje jejich vhodn\u00e9 aplikace. Magnetick\u00e9 technologie vynikaj\u00ed v oblasti ukl\u00e1d\u00e1n\u00ed dat, generov\u00e1n\u00ed siln\u00fdch pol\u00ed pro motory a gener\u00e1tory, zat\u00edmco piezoelektrick\u00e9 technologie nach\u00e1zej\u00ed uplatn\u011bn\u00ed v senzorech, aktorech, gener\u00e1torech vysokofrekven\u010dn\u00edch vibrac\u00ed a v medic\u00ednsk\u00fdch za\u0159\u00edzen\u00edch.<\/p>\n

Porovn\u00e1n\u00ed aplikac\u00ed<\/p>\n\n\n\n\n\n\n
Technologie<\/th>\nAplikace<\/th>\nV\u00fdhody<\/th>\nNev\u00fdhody<\/th>\n<\/tr>\n<\/thead>\n
Magnetick\u00e1<\/td>\nMotory, gener\u00e1tory, ukl\u00e1d\u00e1n\u00ed dat, senzory<\/td>\nVysok\u00e1 s\u00edla, vysok\u00e1 hustota energie<\/td>\nRelativn\u011b objemn\u00e1, ztr\u00e1ty v j\u00e1drech<\/td>\n<\/tr>\n
Piezoelektrick\u00e1<\/td>\nSenzory, aktory, ultrazvuk, mikro-pohony<\/td>\nVysok\u00e1 p\u0159esnost, n\u00edzk\u00e1 spot\u0159eba energie<\/td>\nN\u00edzk\u00e1 s\u00edla, omezen\u00e9 mo\u017enosti v silov\u00fdch aplikac\u00edch<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Jak je patrn\u00e9 z tabulky, ob\u011b technologie maj\u00ed sv\u00e9 siln\u00e9 a slab\u00e9 str\u00e1nky. V oblasti silov\u00fdch aplikac\u00ed, jako jsou motory a gener\u00e1tory, m\u00e1 magnetick\u00e1 technologie zna\u010dnou v\u00fdhodu. Piezoelektrick\u00e9 technologie se naopak osv\u011bd\u010duj\u00ed v aplikac\u00edch, kde je po\u017eadov\u00e1na vysok\u00e1 p\u0159esnost, rychl\u00e1 odezva a n\u00edzk\u00e1 spot\u0159eba energie, nap\u0159\u00edklad v p\u0159esn\u00fdch senzorech nebo v l\u00e9ka\u0159sk\u00fdch zobrazovac\u00edch za\u0159\u00edzen\u00edch (nap\u0159. ultrazvukov\u00e9 sondy, kde se vyu\u017e\u00edv\u00e1 piezoelektrick\u00fd efekt pro generov\u00e1n\u00ed a detekci ultrazvukov\u00fdch vln). V n\u011bkter\u00fdch specifick\u00fdch aplikac\u00edch, jako je generov\u00e1n\u00ed ultrazvuku pro \u010di\u0161t\u011bn\u00ed nebo sva\u0159ov\u00e1n\u00ed, je piezoelektrick\u00e1 technologie ji\u017e dominantn\u00ed.<\/p>\n

Potenci\u00e1l piezoelektrick\u00e9 technologie<\/p>\n

V\u00fdzkum v oblasti piezoelektrick\u00fdch materi\u00e1l\u016f pokra\u010duje a objevuj\u00ed se nov\u00e9 materi\u00e1ly s vylep\u0161en\u00fdmi vlastnostmi. V oblasti miniaturizace a mikrotechnologie m\u00e1 piezoelektrick\u00e1 technologie velk\u00fd potenci\u00e1l. Nicm\u00e9n\u011b, p\u0159ekon\u00e1n\u00ed omezen\u00ed v oblasti generov\u00e1n\u00ed vysok\u00fdch sil a hustoty energie z\u016fst\u00e1v\u00e1 v\u00fdzvou. V n\u011bkter\u00fdch specializovan\u00fdch oblastech, jako jsou mikropompy nebo mikro-manipul\u00e1tory, ji\u017e piezoelektrick\u00e9 technologie hraj\u00ed v\u00fdznamnou roli.<\/p>\n

Z\u00e1v\u011br<\/p>\n

\u00dapln\u00e9 nahrazen\u00ed magnetick\u00e9 technologie piezoelektrickou technologi\u00ed v bl\u00edzk\u00e9 budoucnosti je nepravd\u011bpodobn\u00e9. Ob\u011b technologie si zachovaj\u00ed svou d\u016fle\u017eitost v r\u016fzn\u00fdch oblastech. Piezoelektrick\u00e1 technologie v\u0161ak bude i nad\u00e1le rozv\u00edjena a nach\u00e1zet st\u00e1le \u0161ir\u0161\u00ed uplatn\u011bn\u00ed, zejm\u00e9na v miniaturizovan\u00fdch za\u0159\u00edzen\u00edch a v aplikac\u00edch vy\u017eaduj\u00edc\u00edch vysokou p\u0159esnost a n\u00edzkou spot\u0159ebu energie. Sp\u00ed\u0161e ne\u017e o \u00fapln\u00e9 n\u00e1hrad\u011b se jedn\u00e1 o koexistenci a dopl\u0148ov\u00e1n\u00ed obou technologi\u00ed, kde ka\u017ed\u00e1 bude vynikaj\u00edc\u00ed v oblasti, kde se jej\u00ed vlastnosti nejl\u00e9pe projev\u00ed.<\/p>\n","protected":false},"excerpt":{"rendered":"

Je mo\u017en\u00e9, aby piezoelektrick\u00e1 technologie v budoucnu nahradila technologii magnetickou? Ot\u00e1zka nahrazen\u00ed jedn\u00e9 technologie druhou je v\u017edy slo\u017eit\u00e1 a z\u00e1vis\u00ed na mnoha faktorech. V p\u0159\u00edpad\u011b piezoelektrick\u00e9 a magnetick\u00e9 technologie je situace obzvl\u00e1\u0161\u0165 zaj\u00edmav\u00e1, nebo\u0165 ob\u011b technologie nach\u00e1zej\u00ed uplatn\u011bn\u00ed v \u0161irok\u00e9m spektru aplikac\u00ed, ale jejich principy a vlastnosti se zna\u010dn\u011b li\u0161\u00ed. Zda je mo\u017en\u00e9 o\u010dek\u00e1vat \u00faplnou<\/p>\n","protected":false},"author":1,"featured_media":18803,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6415],"tags":[],"class_list":["post-63036","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\/63036","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=63036"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/63036\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media\/18803"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media?parent=63036"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/categories?post=63036"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/tags?post=63036"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}