{"id":709933,"date":"2024-11-01T11:39:53","date_gmt":"2024-11-01T10:39:53","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=709933"},"modified":"2024-11-01T11:39:53","modified_gmt":"2024-11-01T10:39:53","slug":"nguyen-ly-phan-tang-chat-long","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/nguyen-ly-phan-tang-chat-long\/","title":{"rendered":"Nguy\u00ean l\u00fd Ph\u00e2n t\u1ea7ng Ch\u1ea5t l\u1ecfng"},"content":{"rendered":"<p class=\"sidekick\">Nguy\u00ean l\u00fd Ph\u00e2n t\u1ea7ng Ch\u1ea5t l\u1ecfng: Gi\u1ea3i th\u00edch chi ti\u1ebft c\u00e1ch c\u00e1c l\u1edbp ch\u1ea5t l\u1ecfng kh\u00e1c nhau t\u1eadp h\u1ee3p d\u1ef1a tr\u00ean m\u1eadt \u0111\u1ed9, \u1ee9ng d\u1ee5ng trong h\u1ec7 th\u1ed1ng nhi\u1ec7t v\u00e0 k\u1ef9 thu\u1eadt nhi\u1ec7t.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/nguyen_ly_phan_tang_chat_long.png\" alt=\"Nguy\u00ean l\u00fd Ph\u00e2n t\u1ea7ng Ch\u1ea5t l\u1ecfng\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Nguy\u00ean l\u00fd Ph\u00e2n t\u1ea7ng Ch\u1ea5t l\u1ecfng<\/h2>\n<p>Nguy\u00ean l\u00fd ph\u00e2n t\u1ea7ng ch\u1ea5t l\u1ecfng l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng m\u00e0 \u1edf \u0111\u00f3 c\u00e1c ch\u1ea5t l\u1ecfng c\u00f3 m\u1eadt \u0111\u1ed9 kh\u00e1c nhau x\u1ebfp l\u1edbp theo chi\u1ec1u d\u1ecdc, v\u1edbi ch\u1ea5t l\u1ecfng nh\u1eb9 h\u01a1n n\u1eb1m tr\u00ean v\u00e0 ch\u1ea5t l\u1ecfng n\u1eb7ng h\u01a1n n\u1eb1m d\u01b0\u1edbi. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y th\u01b0\u1eddng th\u1ea5y trong t\u1ef1 nhi\u00ean v\u00e0 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong k\u1ef9 thu\u1eadt nhi\u1ec7t.<\/p>\n<h2>Hi\u1ec7n t\u01b0\u1ee3ng Ph\u00e2n t\u1ea7ng Ch\u1ea5t l\u1ecfng<\/h2>\n<p>Trong t\u1ef1 nhi\u00ean, hi\u1ec7n t\u01b0\u1ee3ng ph\u00e2n t\u1ea7ng ch\u1ea5t l\u1ecfng c\u00f3 th\u1ec3 quan s\u00e1t th\u1ea5y r\u00f5 r\u00e0ng nh\u1ea5t \u1edf \u0111\u1ea1i d\u01b0\u01a1ng, h\u1ed3 n\u01b0\u1edbc v\u00e0 kh\u00ed quy\u1ec3n. \u0110i\u1ec1u n\u00e0y l\u00e0 do s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 m\u1eb7n d\u1eabn \u0111\u1ebfn s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 m\u1eadt \u0111\u1ed9 c\u1ee7a c\u00e1c t\u1ea7ng n\u01b0\u1edbc. N\u01b0\u1edbc \u1ea5m v\u00e0 nh\u1eb9 h\u01a1n th\u01b0\u1eddng n\u1eb1m tr\u00ean, trong khi n\u01b0\u1edbc l\u1ea1nh v\u00e0 n\u1eb7ng h\u01a1n n\u1eb1m d\u01b0\u1edbi.<\/p>\n<h2>Ph\u00e2n t\u1ea7ng Nhi\u1ec7t<\/h2>\n<p>M\u1ed9t lo\u1ea1i ph\u00e2n t\u1ea7ng ch\u1ea5t l\u1ecfng ph\u1ed5 bi\u1ebfn l\u00e0 ph\u00e2n t\u1ea7ng nhi\u1ec7t. N\u00f3 x\u1ea3y ra khi c\u00f3 s\u1ef1 ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 gi\u1eefa c\u00e1c l\u1edbp ch\u1ea5t l\u1ecfng. L\u1edbp ch\u1ea5t l\u1ecfng n\u00f3ng h\u01a1n, v\u1edbi m\u1eadt \u0111\u1ed9 th\u1ea5p h\u01a1n, s\u1ebd n\u1ed5i l\u00ean tr\u00ean l\u1edbp ch\u1ea5t l\u1ecfng l\u1ea1nh h\u01a1n v\u1edbi m\u1eadt \u0111\u1ed9 cao h\u01a1n. L\u1ef1c \u0111\u1ea9y Archimedes (l\u1ef1c \u0111\u1ea9y n\u1ed5i) l\u00e0 c\u01a1 ch\u1ebf c\u01a1 b\u1ea3n \u0111\u1ee9ng sau hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y.<\/p>\n<h2>C\u00f4ng th\u1ee9c T\u00ednh M\u1eadt \u0111\u1ed9<\/h2>\n<p>M\u1eadt \u0111\u1ed9 ch\u1ea5t l\u1ecfng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ee9c:<\/p>\n<p><i> \u03c1 = \\frac{m}{V} <\/i><\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li> \u03c1: M\u1eadt \u0111\u1ed9 (kg\/m<sup>3<\/sup>)<\/li>\n<li> m: Kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t l\u1ecfng (kg)<\/li>\n<li> V: Th\u1ec3 t\u00edch ch\u1ea5t l\u1ecfng (m<sup>3<\/sup>)<\/li>\n<\/ul>\n<h2>\u1ee8ng d\u1ee5ng trong K\u1ef9 thu\u1eadt Nhi\u1ec7t<\/h2>\n<p>Ph\u00e2n t\u1ea7ng ch\u1ea5t l\u1ecfng c\u00f3 \u00fd ngh\u0129a quan tr\u1ecdng trong k\u1ef9 thu\u1eadt nhi\u1ec7t. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng ti\u00eau bi\u1ec3u:<\/p>\n<ol>\n<li><strong>B\u00ecnh ch\u1ee9a N\u01b0\u1edbc N\u00f3ng:<\/strong> Trong h\u1ec7 th\u1ed1ng b\u00ecnh ch\u1ee9a n\u01b0\u1edbc n\u00f3ng, n\u01b0\u1edbc n\u00f3ng t\u1eeb b\u1ed9 gia nhi\u1ec7t n\u1ed5i l\u00ean tr\u00ean n\u01b0\u1edbc l\u1ea1nh, gi\u00fap t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng.<\/li>\n<li><strong>Thi\u1ebft k\u1ebf L\u00f2 ph\u1ea3n \u1ee9ng H\u1ea1t nh\u00e2n:<\/strong> Ph\u00e2n t\u1ea7ng nhi\u1ec7t gi\u00fap trong thi\u1ebft k\u1ebf l\u00f2 ph\u1ea3n \u1ee9ng h\u1ea1t nh\u00e2n, n\u01a1i c\u00e1c l\u1edbp ch\u1ea5t l\u1ecfng \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp sao cho hi\u1ec7u qu\u1ea3 truy\u1ec1n nhi\u1ec7t \u0111\u1ea1t t\u1ed1i \u01b0u.<\/li>\n<li><strong>Qu\u00e1 tr\u00ecnh Ch\u01b0ng c\u1ea5t:<\/strong> Ph\u00e2n t\u1ea7ng ch\u1ea5t l\u1ecfng c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh ch\u01b0ng c\u1ea5t \u0111\u1ec3 t\u00e1ch c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c nhau d\u1ef1a tr\u00ean nhi\u1ec7t \u0111\u1ed9 s\u00f4i v\u00e0 m\u1eadt \u0111\u1ed9 c\u1ee7a ch\u00fang.<\/li>\n<\/ol>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>Ph\u00e2n t\u1ea7ng ch\u1ea5t l\u1ecfng l\u00e0 m\u1ed9t nguy\u00ean l\u00fd c\u01a1 b\u1ea3n nh\u01b0ng c\u00f3 \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u1ea3 t\u1ef1 nhi\u00ean v\u00e0 k\u1ef9 thu\u1eadt. Hi\u1ec3u r\u00f5 nguy\u00ean l\u00fd n\u00e0y gi\u00fap \u00edch r\u1ea5t nhi\u1ec1u cho vi\u1ec7c thi\u1ebft k\u1ebf v\u00e0 t\u1ed1i \u01b0u h\u00f3a c\u00e1c h\u1ec7 th\u1ed1ng li\u00ean quan \u0111\u1ebfn nhi\u1ec7t. N\u00f3 c\u0169ng mang l\u1ea1i s\u1ef1 hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc v\u1ec1 c\u00e1ch c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng t\u1ef1 nhi\u00ean ho\u1ea1t \u0111\u1ed9ng v\u00e0 t\u00e1c \u0111\u1ed9ng l\u1eabn nhau.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nguy\u00ean l\u00fd Ph\u00e2n t\u1ea7ng Ch\u1ea5t l\u1ecfng: Gi\u1ea3i th\u00edch chi ti\u1ebft c\u00e1ch c\u00e1c l\u1edbp ch\u1ea5t l\u1ecfng kh\u00e1c nhau t\u1eadp h\u1ee3p d\u1ef1a tr\u00ean m\u1eadt \u0111\u1ed9, \u1ee9ng d\u1ee5ng trong h\u1ec7 th\u1ed1ng nhi\u1ec7t v\u00e0 k\u1ef9 thu\u1eadt nhi\u1ec7t.<\/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>Nguy\u00ean l\u00fd Ph\u00e2n t\u1ea7ng Ch\u1ea5t l\u1ecfng<\/title>\n<meta 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