{"id":700388,"date":"2024-08-04T22:27:11","date_gmt":"2024-08-04T21:27:11","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=700388"},"modified":"2024-08-04T22:27:11","modified_gmt":"2024-08-04T21:27:11","slug":"truyen-nhiet-doi-luu-trong-moi-truong-rong","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/truyen-nhiet-doi-luu-trong-moi-truong-rong\/","title":{"rendered":"Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u trong m\u00f4i tr\u01b0\u1eddng r\u1ed7ng"},"content":{"rendered":"<p class=\"sidekick\">Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u trong m\u00f4i tr\u01b0\u1eddng r\u1ed7ng: Hi\u1ec3u r\u00f5 c\u01a1 ch\u1ebf nhi\u1ec7t \u0111\u1ed1i l\u01b0u, \u1ee9ng d\u1ee5ng v\u00e0 \u1ea3nh h\u01b0\u1edfng trong c\u00e1c h\u1ec7 th\u1ed1ng c\u00e1ch nhi\u1ec7t v\u00e0 l\u00e0m m\u00e1t c\u00f4ng nghi\u1ec7p.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/truyen_nhiet_doi_luu_trong_moi_truong_rong.png\" alt=\"Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u trong m\u00f4i tr\u01b0\u1eddng r\u1ed7ng\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u trong m\u00f4i tr\u01b0\u1eddng r\u1ed7ng<\/h2>\n<p>Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh quan tr\u1ecdng trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt nhi\u1ec7t, n\u01a1i m\u00e0 nhi\u1ec7t \u0111\u01b0\u1ee3c chuy\u1ec3n t\u1eeb v\u00f9ng c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao sang v\u00f9ng c\u00f3 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n th\u00f4ng qua s\u1ef1 pha tr\u1ed9n v\u00e0 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed. Trong b\u1ed1i c\u1ea3nh m\u1ed9t m\u00f4i tr\u01b0\u1eddng r\u1ed7ng ho\u1eb7c x\u1ed1p, c\u00e1c c\u01a1 ch\u1ebf truy\u1ec1n nhi\u1ec7t c\u00f3 th\u1ec3 ph\u1ee9c t\u1ea1p do \u1ea3nh h\u01b0\u1edfng c\u1ee7a c\u1ea5u tr\u00fac r\u1ed7ng v\u00e0 s\u1ef1 t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n ch\u1ea5t r\u1eafn v\u00e0 ch\u1ea5t l\u1ecfng.<\/p>\n<h3>Kh\u00e1i ni\u1ec7m v\u1ec1 m\u00f4i tr\u01b0\u1eddng r\u1ed7ng<\/h3>\n<ul>\n<li>M\u00f4i tr\u01b0\u1eddng r\u1ed7ng l\u00e0 c\u00e1c v\u1eadt li\u1ec7u c\u00f3 ch\u1ee9a kh\u00f4ng gian r\u1ed7ng ho\u1eb7c l\u1ed7 nh\u1ecf trong c\u1ea5u tr\u00fac c\u1ee7a ch\u00fang.<\/li>\n<li>C\u00e1c v\u00ed d\u1ee5 bao g\u1ed3m \u0111\u1ea5t, \u0111\u00e1 c\u00e1t k\u1ebft, v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t d\u1ea1ng b\u1ecdt v\u00e0 c\u00e1c lo\u1ea1i xi m\u0103ng.<\/li>\n<li>C\u00e1c l\u1ed7 v\u00e0 kho\u1ea3ng tr\u1ed1ng trong v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 ch\u1ee9a kh\u00f4ng kh\u00ed ho\u1eb7c ch\u1ea5t l\u1ecfng.<\/li>\n<\/ul>\n<h3>C\u00e1c d\u1ea1ng truy\u1ec1n nhi\u1ec7t<\/h3>\n<p>C\u00f3 ba h\u00ecnh th\u1ee9c c\u01a1 b\u1ea3n c\u1ee7a truy\u1ec1n nhi\u1ec7t: d\u1eabn nhi\u1ec7t, truy\u1ec1n nhi\u1ec7t b\u1ee9c x\u1ea1 v\u00e0 truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u. Trong m\u00f4i tr\u01b0\u1eddng r\u1ed7ng, c\u1ea3 ba h\u00ecnh th\u1ee9c n\u00e0y c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed3ng th\u1eddi:<\/p>\n<ul>\n<li><strong>D\u1eabn nhi\u1ec7t:<\/strong> L\u00e0 s\u1ef1 truy\u1ec1n n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t qua v\u1eadt ch\u1ea5t m\u00e0 kh\u00f4ng c\u00f3 s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a v\u1eadt ch\u1ea5t. \u0110\u1ed1i v\u1edbi m\u00f4i tr\u01b0\u1eddng r\u1ed7ng, d\u1eabn nhi\u1ec7t di\u1ec5n ra qua c\u00e1c th\u00e0nh ph\u1ea7n r\u1eafn v\u00e0 ch\u1ea5t l\u1ecfng ch\u1ee9a trong c\u00e1c kho\u1ea3ng tr\u1ed1ng.<\/li>\n<li><strong>Truy\u1ec1n nhi\u1ec7t b\u1ee9c x\u1ea1:<\/strong> L\u00e0 s\u1ef1 truy\u1ec1n nhi\u1ec7t th\u00f4ng qua c\u00e1c s\u00f3ng \u0111i\u1ec7n t\u1eeb. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng c\u00f3 \u1ea3nh h\u01b0\u1edfng nh\u1ecf trong m\u00f4i tr\u01b0\u1eddng r\u1ed7ng.<\/li>\n<li><strong>Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u:<\/strong> L\u00e0 s\u1ef1 truy\u1ec1n nhi\u1ec7t qua chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed. Trong m\u00f4i tr\u01b0\u1eddng r\u1ed7ng, \u0111\u1ed1i l\u01b0u c\u00f3 th\u1ec3 di\u1ec5n ra trong c\u00e1c kho\u1ea3ng tr\u1ed1ng ch\u1ee9a ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed.<\/li>\n<\/ul>\n<h3>C\u00f4ng th\u1ee9c truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u<\/h3>\n<p>M\u1ed9t trong nh\u1eefng c\u00f4ng th\u1ee9c c\u01a1 b\u1ea3n \u0111\u1ec3 m\u00f4 t\u1ea3 truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u l\u00e0 \u0111\u1ecbnh lu\u1eadt Newton v\u1ec1 l\u00e0m l\u1ea1nh:<\/p>\n<p><code>Q = h * A * (T_s - T_inf)<\/code><\/p>\n<ul>\n<li>Q: Nhi\u1ec7t l\u01b0\u1ee3ng truy\u1ec1n (W)<\/li>\n<li>h: H\u1ec7 s\u1ed1 truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u (W\/m<sup>2<\/sup>*K)<\/li>\n<li>A: Di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac (m<sup>2<\/sup>)<\/li>\n<li>T_s: Nhi\u1ec7t \u0111\u1ed9 b\u1ec1 m\u1eb7t (\u00b0C)<\/li>\n<li>T_inf: Nhi\u1ec7t \u0111\u1ed9 ch\u1ea5t l\u1ecfng\/ng\u1eabu nhi\u00ean xa b\u1ec1 m\u1eb7t (\u00b0C)<\/li>\n<\/ul>\n<h3>\u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf<\/h3>\n<p>Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u trong m\u00f4i tr\u01b0\u1eddng r\u1ed7ng c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0:<\/p>\n<ul>\n<li><strong>K\u1ef9 thu\u1eadt x\u00e2y d\u1ef1ng:<\/strong> C\u00e1c v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng c\u00f3 c\u1ea5u tr\u00fac r\u1ed7ng nh\u01b0 g\u1ea1ch ho\u1eb7c b\u00ea t\u00f4ng nh\u1eb9 gi\u00fap c\u00e1ch nhi\u1ec7t t\u1ed1t h\u01a1n.<\/li>\n<li><strong>N\u0103ng l\u01b0\u1ee3ng:<\/strong> Trong c\u00e1c b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t, v\u1eadt li\u1ec7u r\u1ed7ng gi\u00fap t\u0103ng hi\u1ec7u qu\u1ea3 truy\u1ec1n nhi\u1ec7t.<\/li>\n<li><strong>\u0110\u1ecba ch\u1ea5t:<\/strong> Hi\u1ec3u bi\u1ebft v\u1ec1 truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u gi\u00fap d\u1ef1 \u0111o\u00e1n s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 trong c\u00e1c l\u1edbp \u0111\u1ea5t v\u00e0 \u0111\u00e1.<\/li>\n<li><strong>Y t\u1ebf:<\/strong> S\u1eed d\u1ee5ng c\u00e1c v\u1eadt li\u1ec7u x\u1ed1p trong c\u00e1c thi\u1ebft b\u1ecb y t\u1ebf \u0111\u1ec3 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3.<\/li>\n<\/ul>\n<h3>K\u1ebft lu\u1eadn<\/h3>\n<p>Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u trong m\u00f4i tr\u01b0\u1eddng r\u1ed7ng l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c nghi\u00ean c\u1ee9u ph\u1ee9c t\u1ea1p nh\u01b0ng r\u1ea5t quan tr\u1ecdng trong k\u1ef9 thu\u1eadt nhi\u1ec7t. Hi\u1ec3u r\u00f5 v\u1ec1 c\u00e1c c\u01a1 ch\u1ebf truy\u1ec1n nhi\u1ec7t trong c\u00e1c v\u1eadt li\u1ec7u r\u1ed7ng kh\u00f4ng ch\u1ec9 gi\u00fap c\u1ea3i ti\u1ebfn hi\u1ec7u su\u1ea5t trong nhi\u1ec1u \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p m\u00e0 c\u00f2n m\u1edf ra nhi\u1ec1u c\u01a1 h\u1ed9i nghi\u00ean c\u1ee9u m\u1edbi trong l\u0129nh v\u1ef1c n\u00e0y.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u trong m\u00f4i tr\u01b0\u1eddng r\u1ed7ng: Hi\u1ec3u r\u00f5 c\u01a1 ch\u1ebf nhi\u1ec7t \u0111\u1ed1i l\u01b0u, \u1ee9ng d\u1ee5ng v\u00e0 \u1ea3nh h\u01b0\u1edfng trong c\u00e1c h\u1ec7 th\u1ed1ng c\u00e1ch nhi\u1ec7t v\u00e0 l\u00e0m m\u00e1t c\u00f4ng nghi\u1ec7p.<\/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>Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u trong m\u00f4i tr\u01b0\u1eddng r\u1ed7ng<\/title>\n<meta name=\"description\" content=\"Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u trong m\u00f4i tr\u01b0\u1eddng r\u1ed7ng: Hi\u1ec3u r\u00f5 c\u01a1 ch\u1ebf nhi\u1ec7t \u0111\u1ed1i l\u01b0u, \u1ee9ng d\u1ee5ng v\u00e0 \u1ea3nh h\u01b0\u1edfng trong c\u00e1c h\u1ec7 th\u1ed1ng c\u00e1ch nhi\u1ec7t v\u00e0 l\u00e0m m\u00e1t c\u00f4ng nghi\u1ec7p.\" \/>\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\/truyen-nhiet-doi-luu-trong-moi-truong-rong\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u trong m\u00f4i tr\u01b0\u1eddng r\u1ed7ng\" \/>\n<meta property=\"og:description\" content=\"Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u trong m\u00f4i tr\u01b0\u1eddng r\u1ed7ng: Hi\u1ec3u r\u00f5 c\u01a1 ch\u1ebf nhi\u1ec7t \u0111\u1ed1i l\u01b0u, \u1ee9ng d\u1ee5ng v\u00e0 \u1ea3nh h\u01b0\u1edfng trong c\u00e1c h\u1ec7 th\u1ed1ng c\u00e1ch nhi\u1ec7t v\u00e0 l\u00e0m m\u00e1t c\u00f4ng nghi\u1ec7p.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/truyen-nhiet-doi-luu-trong-moi-truong-rong\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta property=\"article:published_time\" content=\"2024-08-04T21:27:11+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/truyen_nhiet_doi_luu_trong_moi_truong_rong.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=\"4 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\/truyen-nhiet-doi-luu-trong-moi-truong-rong\/#primaryimage\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/truyen_nhiet_doi_luu_trong_moi_truong_rong.png\",\"width\":1000,\"height\":1000,\"caption\":\"Truy\\u1ec1n nhi\\u1ec7t \\u0111\\u1ed1i l\\u01b0u trong m\\u00f4i tr\\u01b0\\u1eddng r\\u1ed7ng\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/truyen-nhiet-doi-luu-trong-moi-truong-rong\/#webpage\",\"url\":\"https:\/\/www.thermal-engineering.org\/vi\/truyen-nhiet-doi-luu-trong-moi-truong-rong\/\",\"name\":\"Truy\\u1ec1n nhi\\u1ec7t \\u0111\\u1ed1i l\\u01b0u trong m\\u00f4i tr\\u01b0\\u1eddng r\\u1ed7ng\",\"isPartOf\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/truyen-nhiet-doi-luu-trong-moi-truong-rong\/#primaryimage\"},\"datePublished\":\"2024-08-04T21:27:11+00:00\",\"dateModified\":\"2024-08-04T21:27:11+00:00\",\"author\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"Truy\\u1ec1n nhi\\u1ec7t \\u0111\\u1ed1i l\\u01b0u trong m\\u00f4i tr\\u01b0\\u1eddng r\\u1ed7ng: Hi\\u1ec3u r\\u00f5 c\\u01a1 ch\\u1ebf nhi\\u1ec7t \\u0111\\u1ed1i l\\u01b0u, \\u1ee9ng d\\u1ee5ng v\\u00e0 \\u1ea3nh h\\u01b0\\u1edfng trong c\\u00e1c h\\u1ec7 th\\u1ed1ng c\\u00e1ch nhi\\u1ec7t v\\u00e0 l\\u00e0m m\\u00e1t c\\u00f4ng nghi\\u1ec7p.\",\"inLanguage\":\"vi-VN\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.thermal-engineering.org\/vi\/truyen-nhiet-doi-luu-trong-moi-truong-rong\/\"]}]},{\"@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\/700388"}],"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=700388"}],"version-history":[{"count":0,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts\/700388\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/media?parent=700388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/categories?post=700388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/tags?post=700388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}