{"id":703670,"date":"2024-08-23T19:32:25","date_gmt":"2024-08-23T18:32:25","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=703670"},"modified":"2024-08-23T19:32:25","modified_gmt":"2024-08-23T18:32:25","slug":"cau-nhiet-trong-thiet-ke-kien-truc","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/cau-nhiet-trong-thiet-ke-kien-truc\/","title":{"rendered":"C\u1ea7u nhi\u1ec7t trong thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac"},"content":{"rendered":"<p class=\"sidekick\">C\u1ea7u nhi\u1ec7t trong thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac: Hi\u1ec3u v\u1ec1 nguy\u00ean l\u00fd, t\u00e1c \u0111\u1ed9ng v\u00e0 c\u00e1ch gi\u1ea3m thi\u1ec3u c\u1ea7u nhi\u1ec7t \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng v\u00e0 tho\u1ea3i m\u00e1i trong c\u00e1c t\u00f2a nh\u00e0.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/cau_nhiet_trong_thiet_ke_kien_truc.png\" alt=\"C\u1ea7u nhi\u1ec7t trong thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>C\u1ea7u nhi\u1ec7t trong thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac<\/h2>\n<p>Trong thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac, c\u1ea7u nhi\u1ec7t l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m quan tr\u1ecdng c\u1ea7n \u0111\u01b0\u1ee3c quan t\u00e2m v\u00ec n\u00f3 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng r\u1ea5t l\u1edbn \u0111\u1ebfn hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng c\u1ee7a t\u00f2a nh\u00e0. C\u1ea7u nhi\u1ec7t (thermal bridge) xu\u1ea5t hi\u1ec7n khi c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t l\u1edbn v\u1ec1 nhi\u1ec7t \u0111\u1ed9 t\u1ea1i m\u1ed9t ph\u1ea7n c\u1ee5 th\u1ec3 c\u1ee7a c\u1ea5u tr\u00fac, g\u00e2y ra s\u1ef1 m\u1ea5t m\u00e1t nhi\u1ec7t l\u01b0\u1ee3ng ho\u1eb7c h\u1ea5p th\u1ee5 nhi\u1ec7t m\u1ed9t c\u00e1ch kh\u00f4ng mong mu\u1ed1n.<\/p>\n<h2>Nguy\u00ean nh\u00e2n g\u00e2y ra c\u1ea7u nhi\u1ec7t<\/h2>\n<p>C\u1ea7u nhi\u1ec7t th\u01b0\u1eddng ph\u00e1t sinh t\u1eeb nh\u1eefng v\u1ea5n \u0111\u1ec1 trong qu\u00e1 tr\u00ecnh thi c\u00f4ng v\u00e0 thi\u1ebft k\u1ebf nh\u01b0:<\/p>\n<p><u1><\/p>\n<li>S\u1eed d\u1ee5ng v\u1eadt li\u1ec7u c\u00f3 kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t cao, ch\u1eb3ng h\u1ea1n nh\u01b0 kim lo\u1ea1i.<\/li>\n<li>Th\u1ef1c hi\u1ec7n m\u1ed1i n\u1ed1i kh\u00f4ng \u0111\u00fang c\u00e1ch gi\u1eefa c\u00e1c v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t v\u00e0 c\u00e1c k\u1ebft c\u1ea5u kh\u00e1c c\u1ee7a t\u00f2a nh\u00e0.<\/li>\n<li>Thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac kh\u00f4ng t\u1ed1i \u01b0u, ch\u1eb3ng h\u1ea1n nh\u01b0 kh\u00f4ng c\u00f3 c\u00e1c bi\u1ec7n ph\u00e1p c\u00e1ch nhi\u1ec7t t\u1ea1i c\u00e1c g\u00f3c, c\u1ea1nh ho\u1eb7c m\u1ed1i n\u1ed1i.<\/li>\n<p><\/u1><\/p>\n<h2>T\u00e1c \u0111\u1ed9ng c\u1ee7a c\u1ea7u nhi\u1ec7t<\/h2>\n<p>C\u1ea7u nhi\u1ec7t c\u00f3 th\u1ec3 g\u00e2y ra nhi\u1ec1u v\u1ea5n \u0111\u1ec1 nghi\u00eam tr\u1ecdng, bao g\u1ed3m:<\/p>\n<p><u1><\/p>\n<li><b>L\u00e3ng ph\u00ed n\u0103ng l\u01b0\u1ee3ng:<\/b> Nhi\u1ec7t l\u01b0\u1ee3ng th\u1ea5t tho\u00e1t ho\u1eb7c b\u1ecb h\u1ea5p th\u1ee5 kh\u00f4ng ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c c\u00f3 th\u1ec3 l\u00e0m t\u0103ng chi ph\u00ed s\u01b0\u1edfi \u1ea5m ho\u1eb7c l\u00e0m m\u00e1t t\u00f2a nh\u00e0.<\/li>\n<li><b>Hi\u1ec7n t\u01b0\u1ee3ng ng\u01b0ng t\u1ee5 v\u00e0 \u1ea9m m\u1ed1c:<\/b> C\u1ea7u nhi\u1ec7t c\u00f3 th\u1ec3 t\u1ea1o ra \u0111i\u1ec1u ki\u1ec7n l\u00fd t\u01b0\u1edfng cho vi\u1ec7c ng\u01b0ng t\u1ee5 h\u01a1i n\u01b0\u1edbc, t\u1eeb \u0111\u00f3 d\u1eabn t\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a n\u1ea5m m\u1ed1c v\u00e0 vi khu\u1ea9n.<\/li>\n<li><b>Suy gi\u1ea3m \u0111\u1ed9 b\u1ec1n c\u1ee7a c\u00f4ng tr\u00ecnh:<\/b> Nh\u1eefng t\u00ecnh tr\u1ea1ng \u1ea9m \u01b0\u1edbt v\u00e0 n\u1ea5m m\u1ed1c l\u00e2u d\u00e0i c\u00f3 th\u1ec3 l\u00e0m suy gi\u1ea3m \u0111\u1ed9 b\u1ec1n c\u1ee7a c\u1ea5u tr\u00fac, \u1ea3nh h\u01b0\u1edfng t\u1edbi tu\u1ed5i th\u1ecd c\u1ee7a t\u00f2a nh\u00e0.<\/li>\n<p><\/u1><\/p>\n<h2>C\u00e1ch gi\u1ea3m thi\u1ec3u c\u1ea7u nhi\u1ec7t<\/h2>\n<p>\u0110\u1ec3 gi\u1ea3m thi\u1ec3u c\u1ea7u nhi\u1ec7t trong thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac, c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng m\u1ed9t s\u1ed1 bi\u1ec7n ph\u00e1p nh\u01b0:<\/p>\n<p><u1><\/p>\n<li>Ch\u1ecdn l\u1ef1a v\u1eadt li\u1ec7u c\u00f3 t\u00ednh n\u0103ng c\u00e1ch nhi\u1ec7t t\u1ed1t, ch\u1eb3ng h\u1ea1n nh\u01b0 x\u1ed1p c\u00e1ch nhi\u1ec7t, b\u00f4ng kho\u00e1ng ho\u1eb7c c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u si\u00eau c\u00e1ch nhi\u1ec7t kh\u00e1c.<\/li>\n<li>Thi\u1ebft k\u1ebf m\u1ed1i n\u1ed1i h\u1ee3p l\u00fd, \u0111\u1ea3m b\u1ea3o kh\u00f4ng c\u00f3 k\u1ebd h\u1edf ho\u1eb7c kho\u1ea3ng tr\u1ed1ng trong qu\u00e1 tr\u00ecnh thi c\u00f4ng.<\/li>\n<li>S\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng c\u00e1ch nhi\u1ec7t ngo\u1ea1i vi, v\u00ed d\u1ee5 nh\u01b0 b\u1ecdc c\u00e1ch nhi\u1ec7t quanh c\u00e1c b\u1ec1 m\u1eb7t ngo\u00e0i c\u1ee7a t\u00f2a nh\u00e0.<\/li>\n<li>Ki\u1ec3m tra v\u00e0 b\u1ea3o d\u01b0\u1ee1ng \u0111\u1ecbnh k\u1ef3 \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 kh\u1eafc ph\u1ee5c s\u1edbm nh\u1eefng v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn c\u1ea7u nhi\u1ec7t.<\/li>\n<p><\/u1><\/p>\n<h2>V\u00ed d\u1ee5 v\u1ec1 c\u00f4ng th\u1ee9c t\u00ednh to\u00e1n c\u1ea7u nhi\u1ec7t<\/h2>\n<p>M\u1ed9t c\u00f4ng th\u1ee9c \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 t\u00ednh to\u00e1n s\u1ef1 m\u1ea5t m\u00e1t nhi\u1ec7t qua t\u01b0\u1eddng c\u00f3 th\u1ec3 th\u1ec3 hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng:<\/p>\n<p>Q = U * A * \u0394T<\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<p><u1><\/p>\n<li>Q: L\u01b0\u1ee3ng nhi\u1ec7t m\u1ea5t m\u00e1t (W)<\/li>\n<li>U: H\u1ec7 s\u1ed1 truy\u1ec1n nhi\u1ec7t c\u1ee7a v\u1eadt li\u1ec7u (W\/m<sup>2<\/sup>K)<\/li>\n<li>A: Di\u1ec7n t\u00edch c\u1ee7a b\u1ec1 m\u1eb7t (m<sup>2<\/sup>)<\/li>\n<li>\u0394T: S\u1ef1 ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 gi\u1eefa hai b\u00ean t\u01b0\u1eddng (K)<\/li>\n<p><\/u1><\/p>\n<p>Qua \u0111\u00f3, c\u00f3 th\u1ec3 th\u1ea5y r\u1eb1ng vi\u1ec7c t\u1ed1i \u01b0u h\u1ec7 s\u1ed1 truy\u1ec1n nhi\u1ec7t (U) v\u00e0 gi\u1ea3m thi\u1ec3u di\u1ec7n t\u00edch v\u00e0 s\u1ef1 ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 l\u00e0 c\u00e1c y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ec3 gi\u1ea3m thi\u1ec3u c\u1ea7u nhi\u1ec7t.<\/p>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>C\u1ea7u nhi\u1ec7t l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 kh\u00f4ng th\u1ec3 xem nh\u1eb9 trong thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac hi\u1ec7n \u0111\u1ea1i. Vi\u1ec7c hi\u1ec3u r\u00f5 v\u00e0 \u00e1p d\u1ee5ng c\u00e1c bi\u1ec7n ph\u00e1p gi\u1ea3m thi\u1ec3u c\u1ea7u nhi\u1ec7t kh\u00f4ng ch\u1ec9 gi\u00fap t\u0103ng c\u01b0\u1eddng hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng, m\u00e0 c\u00f2n b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ee7a t\u00f2a nh\u00e0. H\u00e3y \u00e1p d\u1ee5ng nh\u1eefng ki\u1ebfn th\u1ee9c n\u00e0y \u0111\u1ec3 t\u1ea1o ra nh\u1eefng c\u00f4ng tr\u00ecnh ki\u1ebfn tr\u00fac th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u1ea7u nhi\u1ec7t trong thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac: Hi\u1ec3u v\u1ec1 nguy\u00ean l\u00fd, t\u00e1c \u0111\u1ed9ng v\u00e0 c\u00e1ch gi\u1ea3m thi\u1ec3u c\u1ea7u nhi\u1ec7t \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng v\u00e0 tho\u1ea3i m\u00e1i trong c\u00e1c t\u00f2a nh\u00e0.<\/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\u1ea7u nhi\u1ec7t trong thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac<\/title>\n<meta name=\"description\" content=\"C\u1ea7u nhi\u1ec7t trong thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac: Hi\u1ec3u v\u1ec1 nguy\u00ean l\u00fd, t\u00e1c \u0111\u1ed9ng v\u00e0 c\u00e1ch gi\u1ea3m thi\u1ec3u c\u1ea7u nhi\u1ec7t \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng v\u00e0 tho\u1ea3i m\u00e1i trong c\u00e1c t\u00f2a nh\u00e0.\" \/>\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\/cau-nhiet-trong-thiet-ke-kien-truc\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C\u1ea7u nhi\u1ec7t trong thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac\" \/>\n<meta property=\"og:description\" content=\"C\u1ea7u nhi\u1ec7t trong thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac: Hi\u1ec3u v\u1ec1 nguy\u00ean l\u00fd, t\u00e1c \u0111\u1ed9ng v\u00e0 c\u00e1ch gi\u1ea3m thi\u1ec3u c\u1ea7u nhi\u1ec7t \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng v\u00e0 tho\u1ea3i m\u00e1i trong c\u00e1c t\u00f2a nh\u00e0.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/cau-nhiet-trong-thiet-ke-kien-truc\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta property=\"article:published_time\" content=\"2024-08-23T18:32:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/cau_nhiet_trong_thiet_ke_kien_truc.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\/cau-nhiet-trong-thiet-ke-kien-truc\/#primaryimage\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/cau_nhiet_trong_thiet_ke_kien_truc.png\",\"width\":1000,\"height\":1000,\"caption\":\"C\\u1ea7u nhi\\u1ec7t trong thi\\u1ebft k\\u1ebf ki\\u1ebfn tr\\u00fac\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/cau-nhiet-trong-thiet-ke-kien-truc\/#webpage\",\"url\":\"https:\/\/www.thermal-engineering.org\/vi\/cau-nhiet-trong-thiet-ke-kien-truc\/\",\"name\":\"C\\u1ea7u nhi\\u1ec7t trong thi\\u1ebft k\\u1ebf ki\\u1ebfn tr\\u00fac\",\"isPartOf\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/cau-nhiet-trong-thiet-ke-kien-truc\/#primaryimage\"},\"datePublished\":\"2024-08-23T18:32:25+00:00\",\"dateModified\":\"2024-08-23T18:32:25+00:00\",\"author\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"C\\u1ea7u nhi\\u1ec7t trong thi\\u1ebft k\\u1ebf ki\\u1ebfn tr\\u00fac: Hi\\u1ec3u v\\u1ec1 nguy\\u00ean l\\u00fd, t\\u00e1c \\u0111\\u1ed9ng v\\u00e0 c\\u00e1ch gi\\u1ea3m thi\\u1ec3u c\\u1ea7u nhi\\u1ec7t \\u0111\\u1ec3 n\\u00e2ng cao hi\\u1ec7u qu\\u1ea3 n\\u0103ng l\\u01b0\\u1ee3ng v\\u00e0 tho\\u1ea3i m\\u00e1i trong c\\u00e1c t\\u00f2a nh\\u00e0.\",\"inLanguage\":\"vi-VN\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.thermal-engineering.org\/vi\/cau-nhiet-trong-thiet-ke-kien-truc\/\"]}]},{\"@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\/703670"}],"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=703670"}],"version-history":[{"count":0,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts\/703670\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/media?parent=703670"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/categories?post=703670"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/tags?post=703670"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}