{"id":51148,"date":"2023-04-21T14:08:30","date_gmt":"2023-04-21T19:08:30","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-do-mist-makers-work\/"},"modified":"2025-01-21T07:11:21","modified_gmt":"2025-01-21T12:11:21","slug":"how-do-mist-makers-work","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-do-mist-makers-work\/","title":{"rendered":"Kh\u00e1m ph\u00e1 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y t\u1ea1o s\u01b0\u01a1ng"},"content":{"rendered":"

M\u00e1y t\u1ea1o s\u01b0\u01a1ng m\u00f9, m\u1ed9t thi\u1ebft b\u1ecb quen thu\u1ed9c trong trang tr\u00ed n\u1ed9i th\u1ea5t, s\u00e2n v\u01b0\u1eddn, v\u00e0 c\u1ea3 trong m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p, mang \u0111\u1ebfn v\u1ebb \u0111\u1eb9p huy\u1ec1n \u1ea3o v\u00e0 l\u00e3ng m\u1ea1n. Nh\u01b0ng \u00edt ai hi\u1ec3u r\u00f5 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng b\u00ean trong c\u1ee7a ch\u00fang. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd \u0111i s\u00e2u v\u00e0o chi ti\u1ebft c\u00e1ch th\u1ee9c m\u00e1y t\u1ea1o s\u01b0\u01a1ng m\u00f9 ho\u1ea1t \u0111\u1ed9ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 lo\u1ea1i m\u00e1y s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 si\u00eau \u00e2m ph\u1ed5 bi\u1ebfn hi\u1ec7n nay.<\/p>\n

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng chung<\/h3>\n

M\u00e1y t\u1ea1o s\u01b0\u01a1ng m\u00f9 ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd bi\u1ebfn \u0111\u1ed5i n\u01b0\u1edbc t\u1eeb d\u1ea1ng l\u1ecfng sang d\u1ea1ng h\u01a1i n\u01b0\u1edbc v\u1edbi k\u00edch th\u01b0\u1edbc h\u1ea1t c\u1ef1c nh\u1ecf, t\u1ea1o th\u00e0nh s\u01b0\u01a1ng m\u00f9. C\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 th\u1ef1c hi\u1ec7n vi\u1ec7c n\u00e0y, nh\u01b0ng c\u00f4ng ngh\u1ec7 si\u00eau \u00e2m \u0111ang \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng nh\u1ea5t nh\u1edd t\u00ednh hi\u1ec7u qu\u1ea3 v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng.<\/p>\n

M\u00e1y t\u1ea1o s\u01b0\u01a1ng m\u00f9 si\u00eau \u00e2m<\/h3>\n

Lo\u1ea1i m\u00e1y n\u00e0y s\u1eed d\u1ee5ng s\u00f3ng si\u00eau \u00e2m t\u1ea7n s\u1ed1 cao \u0111\u1ec3 t\u1ea1o ra s\u01b0\u01a1ng m\u00f9. M\u1ed9t b\u1ed9 ph\u1eadn quan tr\u1ecdng b\u00ean trong m\u00e1y l\u00e0 \u0111\u0129a g\u1ed1m \u00e1p \u0111i\u1ec7n.<\/p>\n

\u0110\u0129a g\u1ed1m \u00e1p \u0111i\u1ec7n v\u00e0 s\u00f3ng si\u00eau \u00e2m<\/h3>\n

\u0110\u0129a g\u1ed1m \u00e1p \u0111i\u1ec7n c\u00f3 kh\u1ea3 n\u0103ng dao \u0111\u1ed9ng \u1edf t\u1ea7n s\u1ed1 si\u00eau \u00e2m khi \u0111\u01b0\u1ee3c cung c\u1ea5p \u0111i\u1ec7n \u00e1p xoay chi\u1ec1u. T\u1ea7n s\u1ed1 n\u00e0y th\u01b0\u1eddng n\u1eb1m trong kho\u1ea3ng 1.7MHz – 2.5MHz, v\u01b0\u1ee3t qu\u00e1 ng\u01b0\u1ee1ng nghe c\u1ee7a con ng\u01b0\u1eddi. S\u1ef1 dao \u0111\u1ed9ng n\u00e0y t\u1ea1o ra c\u00e1c s\u00f3ng si\u00eau \u00e2m truy\u1ec1n v\u00e0o n\u01b0\u1edbc.<\/p>\n

Hi\u1ec7n t\u01b0\u1ee3ng cavitation<\/h3>\n

S\u00f3ng si\u00eau \u00e2m khi truy\u1ec1n trong n\u01b0\u1edbc s\u1ebd t\u1ea1o ra c\u00e1c v\u00f9ng \u00e1p su\u1ea5t cao v\u00e0 th\u1ea5p xen k\u1ebd. \u1ede v\u00f9ng \u00e1p su\u1ea5t th\u1ea5p, c\u00e1c bong b\u00f3ng kh\u00ed si\u00eau nh\u1ecf (microbubbles) \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh v\u00e0 ph\u00e1t tri\u1ec3n. Khi c\u00e1c bong b\u00f3ng n\u00e0y \u0111\u1ea1t \u0111\u1ebfn m\u1ed9t k\u00edch th\u01b0\u1edbc nh\u1ea5t \u0111\u1ecbnh, ch\u00fang s\u1ebd v\u1ee1 ra \u0111\u1ed9t ng\u1ed9t, gi\u1ea3i ph\u00f3ng n\u0103ng l\u01b0\u1ee3ng v\u00e0 t\u1ea1o ra \u00e1p su\u1ea5t c\u1ee5c b\u1ed9 r\u1ea5t l\u1edbn. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 cavitation.<\/p>\n

S\u1ef1 h\u00ecnh th\u00e0nh s\u01b0\u01a1ng m\u00f9<\/h3>\n

Ch\u00ednh \u00e1p l\u1ef1c c\u1ef1c l\u1edbn sinh ra t\u1eeb cavitation s\u1ebd "x\u00e9 to\u1ea1c" b\u1ec1 m\u1eb7t n\u01b0\u1edbc, t\u1ea1o th\u00e0nh c\u00e1c h\u1ea1t n\u01b0\u1edbc c\u1ef1c nh\u1ecf, c\u00f3 k\u00edch th\u01b0\u1edbc micromet. C\u00e1c h\u1ea1t n\u01b0\u1edbc n\u00e0y l\u01a1 l\u1eedng trong kh\u00f4ng kh\u00ed, t\u1ea1o th\u00e0nh s\u01b0\u01a1ng m\u00f9 m\u00e0 ch\u00fang ta nh\u00ecn th\u1ea5y.<\/p>\n

\u01afu \u0111i\u1ec3m c\u1ee7a m\u00e1y t\u1ea1o s\u01b0\u01a1ng m\u00f9 si\u00eau \u00e2m<\/h3>\n\n\n\n\n\n\n\n\n\n
\u01afu \u0111i\u1ec3m<\/th>\nM\u00f4 t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n
Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng<\/td>\nC\u00f4ng ngh\u1ec7 si\u00eau \u00e2m ti\u00eau th\u1ee5 \u00edt n\u0103ng l\u01b0\u1ee3ng h\u01a1n so v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u1ea1o s\u01b0\u01a1ng m\u00f9 kh\u00e1c.<\/td>\n<\/tr>\n
\u0110\u1ed9 b\u1ec1n cao<\/td>\n\u0110\u0129a g\u1ed1m \u00e1p \u0111i\u1ec7n c\u00f3 tu\u1ed5i th\u1ecd cao, \u00edt h\u1ecfng h\u00f3c.<\/td>\n<\/tr>\n
An to\u00e0n<\/td>\n\u0110i\u1ec7n \u00e1p s\u1eed d\u1ee5ng th\u1ea5p, an to\u00e0n cho ng\u01b0\u1eddi s\u1eed d\u1ee5ng.<\/td>\n<\/tr>\n
D\u1ec5 d\u00e0ng \u0111i\u1ec1u ch\u1ec9nh l\u01b0\u1ee3ng s\u01b0\u01a1ng<\/td>\nC\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh l\u01b0\u1ee3ng s\u01b0\u01a1ng m\u00f9 t\u1ea1o ra b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i t\u1ea7n s\u1ed1 ho\u1eb7c bi\u00ean \u0111\u1ed9 c\u1ee7a s\u00f3ng si\u00eau \u00e2m.<\/td>\n<\/tr>\n
\u00cdt g\u00e2y ti\u1ebfng \u1ed3n<\/td>\nHo\u1ea1t \u0111\u1ed9ng \u00eam \u00e1i, kh\u00f4ng g\u00e2y ti\u1ebfng \u1ed3n l\u1edbn.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

So s\u00e1nh v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c<\/h3>\n

M\u1eb7c d\u00f9 c\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p t\u1ea1o s\u01b0\u01a1ng m\u00f9 kh\u00e1c nh\u01b0 d\u00f9ng nhi\u1ec7t, phun s\u01b0\u01a1ng \u00e1p l\u1ef1c cao, nh\u01b0ng ph\u01b0\u01a1ng ph\u00e1p si\u00eau \u00e2m v\u1eabn \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng h\u01a1n nh\u1edd nh\u1eefng \u01b0u \u0111i\u1ec3m v\u01b0\u1ee3t tr\u1ed9i v\u1ec1 hi\u1ec7u su\u1ea5t, \u0111\u1ed9 b\u1ec1n, v\u00e0 t\u00ednh an to\u00e0n.<\/p>\n

T\u00f3m l\u1ea1i, m\u00e1y t\u1ea1o s\u01b0\u01a1ng m\u00f9 si\u00eau \u00e2m ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd bi\u1ebfn \u0111\u1ed5i n\u01b0\u1edbc th\u00e0nh s\u01b0\u01a1ng m\u00f9 nh\u1edd s\u1ef1 dao \u0111\u1ed9ng si\u00eau \u00e2m c\u1ee7a \u0111\u0129a g\u1ed1m \u00e1p \u0111i\u1ec7n v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng cavitation. C\u00f4ng ngh\u1ec7 n\u00e0y mang l\u1ea1i hi\u1ec7u qu\u1ea3 cao, ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, an to\u00e0n v\u00e0 \u0111ang \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c.<\/p>\n","protected":false},"excerpt":{"rendered":"

M\u00e1y t\u1ea1o s\u01b0\u01a1ng m\u00f9, m\u1ed9t thi\u1ebft b\u1ecb quen thu\u1ed9c trong trang tr\u00ed n\u1ed9i th\u1ea5t, s\u00e2n v\u01b0\u1eddn, v\u00e0 c\u1ea3 trong m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p, mang \u0111\u1ebfn v\u1ebb \u0111\u1eb9p huy\u1ec1n \u1ea3o v\u00e0 l\u00e3ng m\u1ea1n. Nh\u01b0ng \u00edt ai hi\u1ec3u r\u00f5 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng b\u00ean trong c\u1ee7a ch\u00fang. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd \u0111i s\u00e2u v\u00e0o chi<\/p>\n","protected":false},"author":1,"featured_media":26439,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-51148","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\/51148","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=51148"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/51148\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/26439"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=51148"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=51148"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=51148"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}