{"id":696729,"date":"2024-10-08T01:06:48","date_gmt":"2024-10-08T00:06:48","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=696729"},"modified":"2024-10-08T01:06:48","modified_gmt":"2024-10-08T00:06:48","slug":"su-truyen-nhiet-trong-moi-truong-xop","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/su-truyen-nhiet-trong-moi-truong-xop\/","title":{"rendered":"S\u1ef1 truy\u1ec1n nhi\u1ec7t trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p"},"content":{"rendered":"<p class=\"sidekick\">S\u1ef1 truy\u1ec1n nhi\u1ec7t trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p: T\u00ecm hi\u1ec3u c\u00e1ch nhi\u1ec7t di chuy\u1ec3n qua c\u00e1c v\u1eadt li\u1ec7u x\u1ed1p, \u1ee9ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng c\u00e1ch nhi\u1ec7t hi\u1ec7u qu\u1ea3.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/su_truyen_nhiet_trong_moi_truong_xop.png\" alt=\"S\u1ef1 truy\u1ec1n nhi\u1ec7t trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>S\u1ef1 Truy\u1ec1n Nhi\u1ec7t Trong M\u00f4i Tr\u01b0\u1eddng X\u1ed1p<\/h2>\n<p>S\u1ef1 truy\u1ec1n nhi\u1ec7t trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p l\u00e0 m\u1ed9t ch\u1ee7 \u0111\u1ec1 quan tr\u1ecdng trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t. M\u00f4i tr\u01b0\u1eddng x\u1ed1p l\u00e0 c\u00e1c v\u1eadt li\u1ec7u c\u00f3 ch\u1ee9a c\u00e1c l\u1ed7 r\u1ed7ng nh\u1ecf, nh\u01b0 \u0111\u1ea5t, g\u1ed1m x\u1ed1p, b\u1ecdt bi\u1ec3n, v\u00e0 nhi\u1ec1u lo\u1ea1i v\u1eadt li\u1ec7u c\u00f4ng nghi\u1ec7p kh\u00e1c. Nh\u1eefng l\u1ed7 r\u1ed7ng n\u00e0y th\u01b0\u1eddng ch\u1ee9a kh\u00f4ng kh\u00ed ho\u1eb7c ch\u1ea5t l\u1ecfng, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1ch nhi\u1ec7t truy\u1ec1n qua m\u00f4i tr\u01b0\u1eddng.<\/p>\n<h3>C\u00e1c C\u01a1 Ch\u1ebf Truy\u1ec1n Nhi\u1ec7t<\/h3>\n<p>Trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p, nhi\u1ec7t \u0111\u01b0\u1ee3c truy\u1ec1n qua ba c\u01a1 ch\u1ebf ch\u00ednh:<\/p>\n<ul>\n<li><strong>D\u1eabn nhi\u1ec7t:<\/strong> \u0110\u00e2y l\u00e0 c\u01a1 ch\u1ebf truy\u1ec1n nhi\u1ec7t qua s\u1ef1 va ch\u1ea1m gi\u1eefa c\u00e1c ph\u00e2n t\u1eed. Trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p, d\u1eabn nhi\u1ec7t x\u1ea3y ra qua hai pha: pha r\u1eafn (c\u00e1c v\u1eadt li\u1ec7u n\u1ec1n) v\u00e0 pha l\u1ecfng ho\u1eb7c kh\u00ed (trong c\u00e1c l\u1ed7 r\u1ed7ng).<\/li>\n<li><strong>\u0110\u1ed1i l\u01b0u:<\/strong> \u0110\u1ed1i l\u01b0u x\u1ea3y ra khi c\u00f3 s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed trong c\u00e1c l\u1ed7 r\u1ed7ng. \u0110i\u1ec1u n\u00e0y x\u1ea3y ra nhi\u1ec1u h\u01a1n trong c\u00e1c m\u00f4i tr\u01b0\u1eddng x\u1ed1p khi l\u1ed7 r\u1ed7ng \u0111\u1ee7 l\u1edbn \u0111\u1ec3 cho ph\u00e9p d\u00f2ng ch\u1ea3y ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed.<\/li>\n<li><strong>B\u1ee9c x\u1ea1:<\/strong> B\u1ee9c x\u1ea1 nhi\u1ec7t l\u00e0 s\u1ef1 truy\u1ec1n nhi\u1ec7t qua s\u00f3ng \u0111i\u1ec7n t\u1eeb. Trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p, s\u1ef1 \u1ea3nh h\u01b0\u1edfng c\u1ee7a b\u1ee9c x\u1ea1 th\u01b0\u1eddng nh\u1ecf nh\u01b0ng c\u00f3 th\u1ec3 tr\u1edf n\u00ean \u0111\u00e1ng k\u1ec3 khi nhi\u1ec7t \u0111\u1ed9 t\u0103ng cao.<\/li>\n<\/ul>\n<h3>Ph\u01b0\u01a1ng Tr\u00ecnh Truy\u1ec1n Nhi\u1ec7t<\/h3>\n<p>Truy\u1ec1n nhi\u1ec7t trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p th\u01b0\u1eddng \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 th\u00f4ng qua c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh d\u1eabn nhi\u1ec7t k\u1ebft h\u1ee3p c\u1ee7a c\u00e1c pha kh\u00e1c nhau. M\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng tr\u00ecnh ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 ph\u01b0\u01a1ng tr\u00ecnh d\u1eabn nhi\u1ec7t t\u1ed5ng qu\u00e1t:<\/p>\n<p>\\[<br \/>\n\\frac{\\partial}{\\partial t}\\left( \\rho c_p T \\right) = \\nabla \\cdot \\left( k \\nabla T \\right) + Q<br \/>\n\\]\n<p>V\u1edbi:<\/p>\n<ul>\n<li><i>T<\/i>: Nhi\u1ec7t \u0111\u1ed9<\/li>\n<li><i>\u03c1<\/i>: Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang<\/li>\n<li><i>c<sub>p<\/sub><\/i>: Nhi\u1ec7t dung ri\u00eang<\/li>\n<li><i>k<\/i>: H\u1ec7 s\u1ed1 d\u1eabn nhi\u1ec7t<\/li>\n<li><i>Q<\/i>: Ngu\u1ed3n nhi\u1ec7t<\/li>\n<\/ul>\n<p>M\u1ed7i y\u1ebfu t\u1ed1 trong ph\u01b0\u01a1ng tr\u00ecnh n\u00e0y thay \u0111\u1ed5i t\u00f9y thu\u1ed9c v\u00e0o t\u1eebng pha (r\u1eafn, l\u1ecfng ho\u1eb7c kh\u00ed) v\u00e0 c\u1ea5u tr\u00fac c\u1ee7a m\u00f4i tr\u01b0\u1eddng x\u1ed1p.<\/p>\n<h3>\u1ee8ng D\u1ee5ng Th\u1ef1c T\u1ebf<\/h3>\n<p>C\u00e1c nghi\u00ean c\u1ee9u v\u1ec1 s\u1ef1 truy\u1ec1n nhi\u1ec7t trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf, bao g\u1ed3m:<\/p>\n<ol>\n<li><strong>\u0110\u1ecba nhi\u1ec7t:<\/strong> Nghi\u00ean c\u1ee9u d\u00f2ng nhi\u1ec7t trong \u0111\u1ea5t v\u00e0 \u0111\u00e1, ph\u1ee5c v\u1ee5 cho vi\u1ec7c khai th\u00e1c n\u0103ng l\u01b0\u1ee3ng \u0111\u1ecba nhi\u1ec7t.<\/li>\n<li><strong>C\u00e1ch nhi\u1ec7t:<\/strong> Ph\u00e1t tri\u1ec3n c\u00e1c v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t hi\u1ec7u qu\u1ea3 cho x\u00e2y d\u1ef1ng v\u00e0 c\u00f4ng nghi\u1ec7p.<\/li>\n<li><strong>Ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m:<\/strong> Hi\u1ec3u bi\u1ebft v\u1ec1 truy\u1ec1n nhi\u1ec7t trong c\u00e1c v\u1eadt li\u1ec7u x\u1ed1p nh\u01b0 b\u00e1nh m\u00ec, pho m\u00e1t gi\u00fap c\u1ea3i thi\u1ec7n quy tr\u00ecnh ch\u1ebf bi\u1ebfn.<\/li>\n<li><strong>K\u1ef9 thu\u1eadt d\u1ea7u m\u1ecf:<\/strong> D\u1ef1 \u0111o\u00e1n v\u00e0 qu\u1ea3n l\u00fd s\u1ef1 truy\u1ec1n nhi\u1ec7t trong c\u00e1c b\u1ec3 ch\u1ee9a d\u1ea7u.<\/li>\n<\/ol>\n<p>Vi\u1ec7c hi\u1ec3u r\u00f5 c\u01a1 ch\u1ebf truy\u1ec1n nhi\u1ec7t trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p kh\u00f4ng ch\u1ec9 gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng m\u00e0 c\u00f2n gi\u00fap b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng b\u1eb1ng c\u00e1ch t\u1ed1i \u01b0u h\u00f3a c\u00e1c quy tr\u00ecnh c\u00f4ng nghi\u1ec7p.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>S\u1ef1 truy\u1ec1n nhi\u1ec7t trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p: T\u00ecm hi\u1ec3u c\u00e1ch nhi\u1ec7t di chuy\u1ec3n qua c\u00e1c v\u1eadt li\u1ec7u x\u1ed1p, \u1ee9ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng c\u00e1ch nhi\u1ec7t hi\u1ec7u qu\u1ea3.<\/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>S\u1ef1 truy\u1ec1n nhi\u1ec7t trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p<\/title>\n<meta name=\"description\" content=\"S\u1ef1 truy\u1ec1n nhi\u1ec7t trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p: T\u00ecm hi\u1ec3u c\u00e1ch nhi\u1ec7t di chuy\u1ec3n qua c\u00e1c v\u1eadt li\u1ec7u x\u1ed1p, \u1ee9ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng c\u00e1ch nhi\u1ec7t hi\u1ec7u qu\u1ea3.\" \/>\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\/su-truyen-nhiet-trong-moi-truong-xop\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"S\u1ef1 truy\u1ec1n nhi\u1ec7t trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p\" \/>\n<meta property=\"og:description\" content=\"S\u1ef1 truy\u1ec1n nhi\u1ec7t trong m\u00f4i tr\u01b0\u1eddng x\u1ed1p: T\u00ecm hi\u1ec3u c\u00e1ch nhi\u1ec7t di chuy\u1ec3n qua c\u00e1c v\u1eadt li\u1ec7u x\u1ed1p, \u1ee9ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng c\u00e1ch nhi\u1ec7t hi\u1ec7u qu\u1ea3.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/su-truyen-nhiet-trong-moi-truong-xop\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta property=\"article:published_time\" content=\"2024-10-08T00:06:48+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/su_truyen_nhiet_trong_moi_truong_xop.png\" \/>\n<meta name=\"twitter:card\" content=\"summary\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\">\n\t<meta name=\"twitter:data1\" content=\"Nick Connor\">\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\">\n\t<meta name=\"twitter:data2\" content=\"3 minutes\">\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\",\"url\":\"https:\/\/www.thermal-engineering.org\/fr\/\",\"name\":\"Thermal Engineering\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"https:\/\/www.thermal-engineering.org\/fr\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"vi-VN\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/su-truyen-nhiet-trong-moi-truong-xop\/#primaryimage\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/su_truyen_nhiet_trong_moi_truong_xop.png\",\"width\":1000,\"height\":1000,\"caption\":\"S\\u1ef1 truy\\u1ec1n nhi\\u1ec7t trong m\\u00f4i tr\\u01b0\\u1eddng x\\u1ed1p\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/su-truyen-nhiet-trong-moi-truong-xop\/#webpage\",\"url\":\"https:\/\/www.thermal-engineering.org\/vi\/su-truyen-nhiet-trong-moi-truong-xop\/\",\"name\":\"S\\u1ef1 truy\\u1ec1n nhi\\u1ec7t trong m\\u00f4i tr\\u01b0\\u1eddng x\\u1ed1p\",\"isPartOf\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/su-truyen-nhiet-trong-moi-truong-xop\/#primaryimage\"},\"datePublished\":\"2024-10-08T00:06:48+00:00\",\"dateModified\":\"2024-10-08T00:06:48+00:00\",\"author\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"S\\u1ef1 truy\\u1ec1n nhi\\u1ec7t trong m\\u00f4i tr\\u01b0\\u1eddng x\\u1ed1p: T\\u00ecm hi\\u1ec3u c\\u00e1ch nhi\\u1ec7t di chuy\\u1ec3n qua c\\u00e1c v\\u1eadt li\\u1ec7u x\\u1ed1p, \\u1ee9ng d\\u1ee5ng trong c\\u00f4ng nghi\\u1ec7p v\\u00e0 c\\u00e1c h\\u1ec7 th\\u1ed1ng c\\u00e1ch nhi\\u1ec7t hi\\u1ec7u qu\\u1ea3.\",\"inLanguage\":\"vi-VN\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.thermal-engineering.org\/vi\/su-truyen-nhiet-trong-moi-truong-xop\/\"]}]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\",\"name\":\"Nick Connor\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#personlogo\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/84c0dec310b44b65da29dc9df6925239?s=96&d=mm&r=g\",\"caption\":\"Nick Connor\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","_links":{"self":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts\/696729"}],"collection":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/comments?post=696729"}],"version-history":[{"count":0,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts\/696729\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/media?parent=696729"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/categories?post=696729"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/tags?post=696729"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}