{"id":44940,"date":"2023-04-22T03:08:10","date_gmt":"2023-04-22T08:08:10","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-do-ultrasonic-mist-makers-work\/"},"modified":"2025-01-21T07:11:36","modified_gmt":"2025-01-21T12:11:36","slug":"how-do-ultrasonic-mist-makers-work","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-do-ultrasonic-mist-makers-work\/","title":{"rendered":"B\u00ed m\u1eadt ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y t\u1ea1o s\u01b0\u01a1ng si\u00eau \u00e2m"},"content":{"rendered":"<p>M\u00e1y t\u1ea1o s\u01b0\u01a1ng si\u00eau \u00e2m \u0111ang ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn trong nhi\u1ec1u \u1ee9ng d\u1ee5ng, t\u1eeb l\u00e0m \u0111\u1eb9p, y t\u1ebf cho \u0111\u1ebfn c\u00f4ng nghi\u1ec7p. V\u1eady ch\u00ednh x\u00e1c th\u00ec ch\u00fang ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ec3 t\u1ea1o ra l\u00e0n s\u01b0\u01a1ng m\u00f9 m\u1ecfng manh v\u00e0 m\u00e1t l\u1ea1nh? 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 t\u1ea1o s\u01b0\u01a1ng si\u00eau \u00e2m, gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00f4ng ngh\u1ec7 th\u00fa v\u1ecb n\u00e0y.<\/p>\n<h3>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng chung<\/h3>\n<p>M\u00e1y t\u1ea1o s\u01b0\u01a1ng si\u00eau \u00e2m ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd \u00e1p \u0111i\u1ec7n. Hi\u1ec7n t\u01b0\u1ee3ng \u00e1p \u0111i\u1ec7n l\u00e0 kh\u1ea3 n\u0103ng c\u1ee7a m\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u nh\u1ea5t \u0111\u1ecbnh t\u1ea1o ra \u0111i\u1ec7n t\u00edch khi ch\u1ecbu \u00e1p l\u1ef1c c\u01a1 h\u1ecdc v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, bi\u1ebfn \u0111\u1ed5i \u0111i\u1ec7n n\u0103ng th\u00e0nh n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc d\u01b0\u1edbi d\u1ea1ng rung \u0111\u1ed9ng.<\/p>\n<h3>B\u1ed9 ph\u1eadn ch\u00ednh c\u1ee7a m\u00e1y t\u1ea1o s\u01b0\u01a1ng<\/h3>\n<p>M\u1ed9t m\u00e1y t\u1ea1o s\u01b0\u01a1ng si\u00eau \u00e2m th\u01b0\u1eddng bao g\u1ed3m c\u00e1c b\u1ed9 ph\u1eadn ch\u00ednh sau:<\/p>\n<ul>\n<li><strong>B\u1ed9 ph\u1eadn t\u1ea1o dao \u0111\u1ed9ng (transducer):<\/strong> \u0110\u00e2y l\u00e0 tr\u00e1i tim c\u1ee7a m\u00e1y t\u1ea1o s\u01b0\u01a1ng, th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb g\u1ed1m \u00e1p \u0111i\u1ec7n. Khi \u0111\u01b0\u1ee3c c\u1ea5p \u0111i\u1ec7n xoay chi\u1ec1u \u1edf t\u1ea7n s\u1ed1 si\u00eau \u00e2m, b\u1ed9 ph\u1eadn n\u00e0y s\u1ebd rung \u0111\u1ed9ng \u1edf t\u1ea7n s\u1ed1 cao.<\/li>\n<li><strong>Ngu\u1ed3n \u0111i\u1ec7n:<\/strong> Cung c\u1ea5p \u0111i\u1ec7n n\u0103ng cho b\u1ed9 ph\u1eadn t\u1ea1o dao \u0111\u1ed9ng.<\/li>\n<li><strong>M\u1ea1ch \u0111i\u1ec1u khi\u1ec3n:<\/strong> \u0110i\u1ec1u ch\u1ec9nh t\u1ea7n s\u1ed1 v\u00e0 bi\u00ean \u0111\u1ed9 dao \u0111\u1ed9ng c\u1ee7a b\u1ed9 ph\u1eadn t\u1ea1o dao \u0111\u1ed9ng.<\/li>\n<li><strong>V\u1ecf m\u00e1y:<\/strong> B\u1ea3o v\u1ec7 c\u00e1c linh ki\u1ec7n b\u00ean trong.<\/li>\n<li><strong>Khoang ch\u1ee9a n\u01b0\u1edbc:<\/strong> Ch\u1ee9a n\u01b0\u1edbc \u0111\u1ec3 t\u1ea1o s\u01b0\u01a1ng.<\/li>\n<\/ul>\n<h3>Qu\u00e1 tr\u00ecnh t\u1ea1o s\u01b0\u01a1ng<\/h3>\n<p>Khi b\u1ed9 ph\u1eadn t\u1ea1o dao \u0111\u1ed9ng rung \u0111\u1ed9ng \u1edf t\u1ea7n s\u1ed1 si\u00eau \u00e2m (th\u01b0\u1eddng tr\u00ean 1.6 MHz), n\u00f3 t\u1ea1o ra c\u00e1c s\u00f3ng \u00e1p su\u1ea5t trong n\u01b0\u1edbc. C\u00e1c s\u00f3ng n\u00e0y t\u1ea1o ra c\u00e1c v\u00f9ng \u00e1p su\u1ea5t cao v\u00e0 \u00e1p su\u1ea5t th\u1ea5p xen k\u1ebd nhau. \u1ede v\u00f9ng \u00e1p su\u1ea5t th\u1ea5p, n\u01b0\u1edbc s\u1ebd b\u1ed1c h\u01a1i t\u1ea1o th\u00e0nh c\u00e1c bong b\u00f3ng kh\u00ed nh\u1ecf li ti. Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 cavitation. C\u00e1c bong b\u00f3ng kh\u00ed n\u00e0y sau \u0111\u00f3 v\u1ee1 ra v\u00e0 gi\u1ea3i ph\u00f3ng c\u00e1c h\u1ea1t n\u01b0\u1edbc c\u1ef1c nh\u1ecf v\u00e0o kh\u00f4ng kh\u00ed, t\u1ea1o th\u00e0nh l\u00e0n s\u01b0\u01a1ng m\u00f9.<\/p>\n<h3>T\u1ea7n s\u1ed1 si\u00eau \u00e2m v\u00e0 k\u00edch th\u01b0\u1edbc h\u1ea1t s\u01b0\u01a1ng<\/h3>\n<p>T\u1ea7n s\u1ed1 si\u00eau \u00e2m \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn k\u00edch th\u01b0\u1edbc c\u1ee7a c\u00e1c h\u1ea1t s\u01b0\u01a1ng. T\u1ea7n s\u1ed1 c\u00e0ng cao, k\u00edch th\u01b0\u1edbc h\u1ea1t s\u01b0\u01a1ng c\u00e0ng nh\u1ecf.<\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>T\u1ea7n s\u1ed1 (MHz)<\/th>\n<th>K\u00edch th\u01b0\u1edbc h\u1ea1t s\u01b0\u01a1ng (\u00b5m)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1.6<\/td>\n<td>3-5<\/td>\n<\/tr>\n<tr>\n<td>2.4<\/td>\n<td>1-3<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>&lt;1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u1ee8ng d\u1ee5ng c\u1ee7a m\u00e1y t\u1ea1o s\u01b0\u01a1ng si\u00eau \u00e2m<\/h3>\n<p>M\u00e1y t\u1ea1o s\u01b0\u01a1ng si\u00eau \u00e2m \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c:<\/p>\n<ul>\n<li><strong>L\u00e0m \u0111\u1eb9p:<\/strong> D\u01b0\u1ee1ng \u1ea9m da m\u1eb7t, t\u1ea1o \u0111\u1ed9 \u1ea9m cho kh\u00f4ng kh\u00ed.<\/li>\n<li><strong>Y t\u1ebf:<\/strong> S\u1eed d\u1ee5ng trong m\u00e1y x\u00f4ng m\u0169i h\u1ecdng.<\/li>\n<li><strong>C\u00f4ng nghi\u1ec7p:<\/strong> T\u1ea1o \u0111\u1ed9 \u1ea9m trong nh\u00e0 m\u00e1y, ph\u00f2ng s\u1ea1ch.<\/li>\n<li><strong>N\u00f4ng nghi\u1ec7p:<\/strong> T\u1ea1o \u0111\u1ed9 \u1ea9m cho c\u00e2y tr\u1ed3ng trong nh\u00e0 k\u00ednh.<\/li>\n<\/ul>\n<p>T\u00f3m l\u1ea1i, m\u00e1y t\u1ea1o s\u01b0\u01a1ng si\u00eau \u00e2m ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd \u00e1p \u0111i\u1ec7n v\u00e0 cavitation, bi\u1ebfn \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n th\u00e0nh n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc \u0111\u1ec3 t\u1ea1o ra l\u00e0n s\u01b0\u01a1ng m\u00f9 t\u1eeb n\u01b0\u1edbc. V\u1edbi nhi\u1ec1u \u01b0u \u0111i\u1ec3m nh\u01b0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, ho\u1ea1t \u0111\u1ed9ng \u00eam \u00e1i v\u00e0 t\u1ea1o ra s\u01b0\u01a1ng m\u00f9 m\u1ecbn, m\u00e1y t\u1ea1o s\u01b0\u01a1ng si\u00eau \u00e2m \u0111ang ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u00e1y t\u1ea1o s\u01b0\u01a1ng si\u00eau \u00e2m \u0111ang ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn trong nhi\u1ec1u \u1ee9ng d\u1ee5ng, t\u1eeb l\u00e0m \u0111\u1eb9p, y t\u1ebf cho \u0111\u1ebfn c\u00f4ng nghi\u1ec7p. V\u1eady ch\u00ednh x\u00e1c th\u00ec ch\u00fang ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ec3 t\u1ea1o ra l\u00e0n s\u01b0\u01a1ng m\u00f9 m\u1ecfng manh v\u00e0 m\u00e1t l\u1ea1nh? B\u00e0i vi\u1ebft n\u00e0y s\u1ebd \u0111i s\u00e2u v\u00e0o nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/p>\n","protected":false},"author":1,"featured_media":26448,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-44940","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\/44940","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=44940"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/44940\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/26448"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=44940"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=44940"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=44940"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}