{"id":709534,"date":"2024-11-06T23:38:11","date_gmt":"2024-11-06T22:38:11","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=709534"},"modified":"2024-11-06T23:38:11","modified_gmt":"2024-11-06T22:38:11","slug":"cac-mach-nuoc-phun-hoat-dong-the-nao-qua-dong-luc-hoc-chat-long","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/cac-mach-nuoc-phun-hoat-dong-the-nao-qua-dong-luc-hoc-chat-long\/","title":{"rendered":"C\u00e1c M\u1ea1ch N\u01b0\u1edbc Phun Ho\u1ea1t \u0110\u1ed9ng Th\u1ebf N\u00e0o Qua \u0110\u1ed9ng L\u1ef1c H\u1ecdc Ch\u1ea5t L\u1ecfng?"},"content":{"rendered":"<p class=\"sidekick\">C\u00e1c M\u1ea1ch N\u01b0\u1edbc Phun Ho\u1ea1t \u0110\u1ed9ng Th\u1ebf N\u00e0o Qua \u0110\u1ed9ng L\u1ef1c H\u1ecdc Ch\u1ea5t L\u1ecfng? &#8211; T\u00ecm hi\u1ec3u nguy\u00ean l\u00fd c\u01a1 b\u1ea3n v\u1ec1 c\u00e1ch c\u00e1c h\u1ec7 th\u1ed1ng n\u01b0\u1edbc phun ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean \u0111\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/cac_mach_nuoc_phun_hoat_dong_the_nao_qua_dong_luc_hoc_chat_long.png\" alt=\"C\u00e1c M\u1ea1ch N\u01b0\u1edbc Phun Ho\u1ea1t \u0110\u1ed9ng Th\u1ebf N\u00e0o Qua \u0110\u1ed9ng L\u1ef1c H\u1ecdc Ch\u1ea5t L\u1ecfng?\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>C\u00e1c M\u1ea1ch N\u01b0\u1edbc Phun Ho\u1ea1t \u0110\u1ed9ng Th\u1ebf N\u00e0o Qua \u0110\u1ed9ng L\u1ef1c H\u1ecdc Ch\u1ea5t L\u1ecfng?<\/h2>\n<p>\u0110\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng l\u00e0 m\u1ed9t ng\u00e0nh quan tr\u1ecdng trong k\u1ef9 thu\u1eadt nhi\u1ec7t, nghi\u00ean c\u1ee9u v\u1ec1 c\u00e1ch m\u00e0 ch\u1ea5t l\u1ecfng (nh\u01b0 n\u01b0\u1edbc) di chuy\u1ec3n v\u00e0 v\u1eadn h\u00e0nh d\u01b0\u1edbi c\u00e1c l\u1ef1c kh\u00e1c nhau. M\u1ed9t trong nh\u1eefng \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn c\u1ee7a \u0111\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng l\u00e0 c\u00e1c m\u1ea1ch n\u01b0\u1edbc phun, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u1ec7 th\u1ed1ng t\u01b0\u1edbi ti\u00eau hay \u0111\u00e0i phun n\u01b0\u1edbc. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u c\u00e1ch m\u00e0 c\u00e1c m\u1ea1ch n\u01b0\u1edbc phun ho\u1ea1t \u0111\u1ed9ng th\u00f4ng qua c\u00e1c nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n c\u1ee7a \u0111\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng.<\/p>\n<h2>Nguy\u00ean T\u1eafc C\u01a1 B\u1ea3n<\/h2>\n<ul>\n<li><strong>\u0110\u1ecbnh lu\u1eadt Bernoulli:<\/strong> \u0110\u1ecbnh lu\u1eadt Bernoulli gi\u1ea3i th\u00edch m\u1ed1i quan h\u1ec7 gi\u1eefa \u00e1p su\u1ea5t v\u00e0 t\u1ed1c \u0111\u1ed9 c\u1ee7a ch\u1ea5t l\u1ecfng trong m\u1ed9t d\u00f2ng ch\u1ea3y. C\u00f4ng th\u1ee9c c\u1ee7a \u0111\u1ecbnh lu\u1eadt n\u00e0y l\u00e0:<br \/>\n    \\( \\frac{1}{2} \\rho v^2 + \\rho gh + p = \\text{const} \\)<br \/>\n    Trong \u0111\u00f3, \\( \\rho \\) l\u00e0 m\u1eadt \u0111\u1ed9 c\u1ee7a ch\u1ea5t l\u1ecfng, \\( v \\) l\u00e0 v\u1eadn t\u1ed1c d\u00f2ng ch\u1ea3y, \\( g \\) l\u00e0 gia t\u1ed1c do tr\u1ecdng l\u1ef1c, \\( h \\) l\u00e0 \u0111\u1ed9 cao c\u1ee7a ch\u1ea5t l\u1ecfng so v\u1edbi m\u1ed9t m\u1ed1c tham chi\u1ebfu, v\u00e0 \\( p \\) l\u00e0 \u00e1p su\u1ea5t.<\/li>\n<li><strong>Nguy\u00ean l\u00fd b\u1ea3o to\u00e0n n\u0103ng l\u01b0\u1ee3ng:<\/strong> N\u0103ng l\u01b0\u1ee3ng trong m\u1ed9t h\u1ec7 th\u1ed1ng k\u00edn kh\u00f4ng thay \u0111\u1ed5i. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 n\u0103ng l\u01b0\u1ee3ng t\u1ed5ng c\u1ed9ng c\u1ee7a d\u00f2ng ch\u1ea5t l\u1ecfng (bao g\u1ed3m n\u0103ng l\u01b0\u1ee3ng \u0111\u1ed9ng, th\u1ebf v\u00e0 \u00e1p su\u1ea5t) \u0111\u01b0\u1ee3c b\u1ea3o to\u00e0n trong su\u1ed1t qu\u00e1 tr\u00ecnh di chuy\u1ec3n.<\/li>\n<\/ul>\n<h2>C\u1ea5u Tr\u00fac C\u1ee7a M\u1ea1ch N\u01b0\u1edbc Phun<\/h2>\n<p>M\u1ed9t m\u1ea1ch n\u01b0\u1edbc phun th\u01b0\u1eddng c\u00f3 c\u00e1c th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n nh\u01b0 sau:<\/p>\n<ol>\n<li><strong>B\u01a1m:<\/strong> B\u01a1m l\u00e0 thi\u1ebft b\u1ecb cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 \u0111\u1ea9y n\u01b0\u1edbc ra kh\u1ecfi m\u1ea1ch phun. \u0110\u1ed9ng c\u01a1 c\u1ee7a b\u01a1m th\u01b0\u1eddng d\u00f9ng \u0111i\u1ec7n ho\u1eb7c x\u0103ng \u0111\u1ec3 t\u1ea1o l\u1ef1c \u0111\u1ea9y \u0111\u1ee7 l\u1edbn, gi\u00fap n\u01b0\u1edbc c\u00f3 th\u1ec3 phun ra v\u1edbi \u00e1p su\u1ea5t cao.<\/li>\n<li><strong>\u1ed0ng d\u1eabn:<\/strong> \u1ed0ng d\u1eabn l\u00e0 n\u01a1i d\u1eabn n\u01b0\u1edbc t\u1eeb ngu\u1ed3n c\u1ea5p (b\u1ec3 ch\u1ee9a, h\u1ed3, &#8230;) \u0111\u1ebfn \u0111\u1ea7u phun. C\u00e1c \u1ed1ng d\u1eabn n\u00e0y ph\u1ea3i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf sao cho t\u1ed5n th\u1ea5t \u00e1p su\u1ea5t do ma s\u00e1t l\u00e0 nh\u1ecf nh\u1ea5t.<\/li>\n<li><strong>\u0110\u1ea7u phun:<\/strong> \u0110\u1ea7u phun l\u00e0 n\u01a1i n\u01b0\u1edbc \u0111\u01b0\u1ee3c phun ra d\u01b0\u1edbi d\u1ea1ng tia. \u0110\u1ea7u phun c\u00f3 thi\u1ebft k\u1ebf kh\u00e1c nhau, nh\u01b0 \u0111\u1ea7u phun xoay, \u0111\u1ea7u phun t\u0129nh ho\u1eb7c \u0111\u1ea7u phun \u0111a tia \u0111\u1ec3 t\u1ea1o ra c\u00e1c hi\u1ec7u \u1ee9ng phun n\u01b0\u1edbc kh\u00e1c nhau.<\/li>\n<\/ol>\n<h2>Qu\u00e1 Tr\u00ecnh Ho\u1ea1t \u0110\u1ed9ng<\/h2>\n<p>Khi k\u00edch ho\u1ea1t h\u1ec7 th\u1ed1ng, b\u01a1m s\u1ebd b\u1eaft \u0111\u1ea7u ho\u1ea1t \u0111\u1ed9ng, t\u1ea1o ra \u00e1p su\u1ea5t \u0111\u1ec3 \u0111\u1ea9y n\u01b0\u1edbc t\u1eeb ngu\u1ed3n qua c\u00e1c \u1ed1ng d\u1eabn \u0111\u1ebfn \u0111\u1ea7u phun. D\u1ef1a v\u00e0o \u0111\u1ecbnh lu\u1eadt Bernoulli, khi \u00e1p su\u1ea5t t\u0103ng, t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y n\u01b0\u1edbc c\u0169ng t\u0103ng theo, gi\u00fap n\u01b0\u1edbc c\u00f3 th\u1ec3 phun ra m\u1ea1nh m\u1ebd h\u01a1n. Ngo\u00e0i ra, n\u1ebfu h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u00fang c\u00e1ch, n\u01b0\u1edbc c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c phun l\u00ean c\u00e1c \u0111\u1ed9 cao kh\u00e1c nhau, t\u1ea1o ra c\u00e1c hi\u1ec7u \u1ee9ng \u0111\u1eb9p m\u1eaft.<\/p>\n<p>Hi\u1ec3u r\u00f5 c\u00e1ch m\u00e0 c\u00e1c m\u1ea1ch n\u01b0\u1edbc phun ho\u1ea1t \u0111\u1ed9ng th\u00f4ng qua \u0111\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng gi\u00fap ch\u00fang ta c\u00f3 th\u1ec3 thi\u1ebft k\u1ebf v\u00e0 v\u1eadn h\u00e0nh ch\u00fang hi\u1ec7u qu\u1ea3 h\u01a1n. \u0110\u1ed3ng th\u1eddi, vi\u1ec7c \u00e1p d\u1ee5ng c\u00e1c nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n c\u1ee7a \u0111\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng c\u0169ng gi\u00fap b\u1ea3o \u0111\u1ea3m r\u1eb1ng h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng m\u1ed9t c\u00e1ch \u1ed5n \u0111\u1ecbnh v\u00e0 b\u1ec1n b\u1ec9.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e1c M\u1ea1ch N\u01b0\u1edbc Phun Ho\u1ea1t \u0110\u1ed9ng Th\u1ebf N\u00e0o Qua \u0110\u1ed9ng L\u1ef1c H\u1ecdc Ch\u1ea5t L\u1ecfng? &#8211; T\u00ecm hi\u1ec3u nguy\u00ean l\u00fd c\u01a1 b\u1ea3n v\u1ec1 c\u00e1ch c\u00e1c h\u1ec7 th\u1ed1ng n\u01b0\u1edbc phun ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean \u0111\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C\u00e1c M\u1ea1ch N\u01b0\u1edbc Phun Ho\u1ea1t \u0110\u1ed9ng Th\u1ebf N\u00e0o Qua \u0110\u1ed9ng L\u1ef1c H\u1ecdc Ch\u1ea5t L\u1ecfng?<\/title>\n<meta name=\"description\" content=\"C\u00e1c M\u1ea1ch N\u01b0\u1edbc Phun Ho\u1ea1t \u0110\u1ed9ng Th\u1ebf N\u00e0o Qua \u0110\u1ed9ng L\u1ef1c H\u1ecdc Ch\u1ea5t L\u1ecfng? - T\u00ecm hi\u1ec3u nguy\u00ean l\u00fd c\u01a1 b\u1ea3n v\u1ec1 c\u00e1ch c\u00e1c h\u1ec7 th\u1ed1ng n\u01b0\u1edbc phun ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean \u0111\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.thermal-engineering.org\/vi\/cac-mach-nuoc-phun-hoat-dong-the-nao-qua-dong-luc-hoc-chat-long\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C\u00e1c M\u1ea1ch N\u01b0\u1edbc Phun Ho\u1ea1t \u0110\u1ed9ng Th\u1ebf N\u00e0o Qua \u0110\u1ed9ng L\u1ef1c H\u1ecdc Ch\u1ea5t L\u1ecfng?\" \/>\n<meta property=\"og:description\" content=\"C\u00e1c M\u1ea1ch N\u01b0\u1edbc Phun Ho\u1ea1t \u0110\u1ed9ng Th\u1ebf N\u00e0o Qua \u0110\u1ed9ng L\u1ef1c H\u1ecdc Ch\u1ea5t L\u1ecfng? 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