{"id":43724,"date":"2023-04-26T02:02:36","date_gmt":"2023-04-26T07:02:36","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-does-a-sonicator-work\/"},"modified":"2025-01-21T07:12:10","modified_gmt":"2025-01-21T12:12:10","slug":"how-does-a-sonicator-work","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-does-a-sonicator-work\/","title":{"rendered":"Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y si\u00eau \u00e2m"},"content":{"rendered":"<p>M\u00e1y si\u00eau \u00e2m, hay c\u00f2n g\u1ecdi l\u00e0 sonicator, l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb ph\u00f2ng th\u00ed nghi\u1ec7m ph\u1ed5 bi\u1ebfn s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng si\u00eau \u00e2m \u0111\u1ec3 th\u1ef1c hi\u1ec7n nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau, t\u1eeb l\u00e0m s\u1ea1ch d\u1ee5ng c\u1ee5 \u0111\u1ebfn ph\u00e1 v\u1ee1 t\u1ebf b\u00e0o v\u00e0 \u0111\u1ed3ng nh\u1ea5t m\u1eabu. V\u1eady ch\u00ednh x\u00e1c th\u00ec thi\u1ebft b\u1ecb n\u00e0y ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o? B\u00e0i vi\u1ebft n\u00e0y s\u1ebd \u0111i s\u00e2u v\u00e0o nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y si\u00eau \u00e2m, gi\u1ea3i th\u00edch chi ti\u1ebft v\u1ec1 c\u01a1 ch\u1ebf t\u1ea1o ra s\u00f3ng si\u00eau \u00e2m v\u00e0 t\u00e1c \u0111\u1ed9ng c\u1ee7a n\u00f3 l\u00ean m\u00f4i tr\u01b0\u1eddng xung quanh.<\/p>\n<h3>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y si\u00eau \u00e2m<\/h3>\n<p>M\u00e1y si\u00eau \u00e2m ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean hi\u1ec7u \u1ee9ng \u00e1p \u0111i\u1ec7n. Hi\u1ec7u \u1ee9ng n\u00e0y m\u00f4 t\u1ea3 kh\u1ea3 n\u0103ng c\u1ee7a m\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u nh\u1ea5t \u0111\u1ecbnh, ch\u1eb3ng h\u1ea1n nh\u01b0 g\u1ed1m \u00e1p \u0111i\u1ec7n, bi\u1ebfn \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n th\u00e0nh n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc d\u01b0\u1edbi d\u1ea1ng s\u00f3ng \u00e2m v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.  Trong m\u00e1y si\u00eau \u00e2m, m\u1ed9t b\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u00e1p \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c s\u00f3ng si\u00eau \u00e2m.<\/p>\n<h3>B\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u00e1p \u0111i\u1ec7n v\u00e0 qu\u00e1 tr\u00ecnh t\u1ea1o s\u00f3ng si\u00eau \u00e2m<\/h3>\n<p>Khi m\u1ed9t d\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng v\u00e0o b\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u00e1p \u0111i\u1ec7n, n\u00f3 s\u1ebd dao \u0111\u1ed9ng v\u1edbi t\u1ea7n s\u1ed1 r\u1ea5t cao, th\u01b0\u1eddng n\u1eb1m trong kho\u1ea3ng t\u1eeb 20kHz \u0111\u1ebfn 1MHz. S\u1ef1 dao \u0111\u1ed9ng n\u00e0y t\u1ea1o ra c\u00e1c s\u00f3ng \u00e1p su\u1ea5t, hay c\u00f2n g\u1ecdi l\u00e0 s\u00f3ng si\u00eau \u00e2m, lan truy\u1ec1n trong m\u00f4i tr\u01b0\u1eddng l\u1ecfng.<\/p>\n<h3>Hi\u1ec7n t\u01b0\u1ee3ng cavitation v\u00e0 \u1ee9ng d\u1ee5ng<\/h3>\n<p>S\u00f3ng si\u00eau \u00e2m lan truy\u1ec1n trong m\u00f4i tr\u01b0\u1eddng l\u1ecfng t\u1ea1o ra c\u00e1c bong b\u00f3ng ch\u00e2n kh\u00f4ng nh\u1ecf li ti. Qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh v\u00e0 v\u1ee1 c\u1ee7a c\u00e1c bong b\u00f3ng n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 cavitation.  Cavitation t\u1ea1o ra n\u0103ng l\u01b0\u1ee3ng c\u1ee5c b\u1ed9 r\u1ea5t l\u1edbn, \u0111\u1ee7 \u0111\u1ec3 ph\u00e1 v\u1ee1 t\u1ebf b\u00e0o, ph\u00e2n t\u00e1n c\u00e1c h\u1ea1t, v\u00e0 l\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t v\u1eadt li\u1ec7u.<\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>Hi\u1ec7n t\u01b0\u1ee3ng<\/th>\n<th>M\u00f4 t\u1ea3<\/th>\n<th>\u1ee8ng d\u1ee5ng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Cavitation<\/td>\n<td>H\u00ecnh th\u00e0nh v\u00e0 v\u1ee1 c\u1ee7a bong b\u00f3ng ch\u00e2n kh\u00f4ng<\/td>\n<td>Ph\u00e1 v\u1ee1 t\u1ebf b\u00e0o, ph\u00e2n t\u00e1n h\u1ea1t, l\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t<\/td>\n<\/tr>\n<tr>\n<td>S\u00f3ng \u00e1p su\u1ea5t<\/td>\n<td>S\u00f3ng \u00e2m lan truy\u1ec1n trong m\u00f4i tr\u01b0\u1eddng l\u1ecfng<\/td>\n<td>\u0110\u1ed3ng nh\u1ea5t m\u1eabu, t\u0103ng t\u1ed1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>T\u1ea7n s\u1ed1 si\u00eau \u00e2m v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u1ee9ng d\u1ee5ng<\/h3>\n<p>T\u1ea7n s\u1ed1 si\u00eau \u00e2m \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn hi\u1ec7u qu\u1ea3 c\u1ee7a qu\u00e1 tr\u00ecnh. T\u1ea7n s\u1ed1 cao th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ch\u00ednh x\u00e1c cao nh\u01b0 ph\u00e1 v\u1ee1 t\u1ebf b\u00e0o, trong khi t\u1ea7n s\u1ed1 th\u1ea5p h\u01a1n ph\u00f9 h\u1ee3p cho vi\u1ec7c l\u00e0m s\u1ea1ch v\u00e0 \u0111\u1ed3ng nh\u1ea5t m\u1eabu.<\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>T\u1ea7n s\u1ed1 (kHz)<\/th>\n<th>\u1ee8ng d\u1ee5ng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>20-40<\/td>\n<td>L\u00e0m s\u1ea1ch, \u0111\u1ed3ng nh\u1ea5t m\u1eabu<\/td>\n<\/tr>\n<tr>\n<td>&gt;40<\/td>\n<td>Ph\u00e1 v\u1ee1 t\u1ebf b\u00e0o, ph\u00e2n t\u00e1n h\u1ea1t nano<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Ki\u1ec3m so\u00e1t v\u00e0 \u0111i\u1ec1u ch\u1ec9nh ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y si\u00eau \u00e2m<\/h3>\n<p>M\u00e1y si\u00eau \u00e2m hi\u1ec7n \u0111\u1ea1i th\u01b0\u1eddng \u0111\u01b0\u1ee3c trang b\u1ecb c\u00e1c t\u00ednh n\u0103ng \u0111i\u1ec1u khi\u1ec3n cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng \u0111i\u1ec1u ch\u1ec9nh bi\u00ean \u0111\u1ed9, t\u1ea7n s\u1ed1 v\u00e0 th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u qu\u1ea3 cho t\u1eebng \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3.  V\u00ed d\u1ee5, m\u1ed9t s\u1ed1 m\u00e1y c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u01b0\u1ee3c c\u01b0\u1eddng \u0111\u1ed9 s\u00f3ng si\u00eau \u00e2m, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng ki\u1ec3m so\u00e1t m\u1ee9c \u0111\u1ed9 cavitation.<\/p>\n<p>T\u00f3m l\u1ea1i, m\u00e1y si\u00eau \u00e2m l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng trong nghi\u00ean c\u1ee9u khoa h\u1ecdc v\u00e0 c\u00f4ng nghi\u1ec7p. Hi\u1ec3u r\u00f5 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y, bao g\u1ed3m hi\u1ec7u \u1ee9ng \u00e1p \u0111i\u1ec7n, cavitation v\u00e0 \u1ea3nh h\u01b0\u1edfng c\u1ee7a t\u1ea7n s\u1ed1, l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb n\u00e0y m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 an to\u00e0n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u00e1y si\u00eau \u00e2m, hay c\u00f2n g\u1ecdi l\u00e0 sonicator, l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb ph\u00f2ng th\u00ed nghi\u1ec7m ph\u1ed5 bi\u1ebfn s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng si\u00eau \u00e2m \u0111\u1ec3 th\u1ef1c hi\u1ec7n nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau, t\u1eeb l\u00e0m s\u1ea1ch d\u1ee5ng c\u1ee5 \u0111\u1ebfn ph\u00e1 v\u1ee1 t\u1ebf b\u00e0o v\u00e0 \u0111\u1ed3ng nh\u1ea5t m\u1eabu. V\u1eady ch\u00ednh x\u00e1c th\u00ec thi\u1ebft b\u1ecb n\u00e0y ho\u1ea1t \u0111\u1ed9ng nh\u01b0<\/p>\n","protected":false},"author":1,"featured_media":5788,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-43724","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/43724","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/comments?post=43724"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/43724\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/5788"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=43724"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=43724"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=43724"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}