{"id":691405,"date":"2024-10-05T12:52:45","date_gmt":"2024-10-05T11:52:45","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=691405"},"modified":"2024-10-05T12:52:45","modified_gmt":"2024-10-05T11:52:45","slug":"hieu-suat-cach-nhiet-cua-he-thong-cua-so","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/hieu-suat-cach-nhiet-cua-he-thong-cua-so\/","title":{"rendered":"Hi\u1ec7u su\u1ea5t c\u00e1ch nhi\u1ec7t c\u1ee7a h\u1ec7 th\u1ed1ng c\u1eeda s\u1ed5"},"content":{"rendered":"<p class=\"sidekick\">Hi\u1ec7u su\u1ea5t c\u00e1ch nhi\u1ec7t c\u1ee7a h\u1ec7 th\u1ed1ng c\u1eeda s\u1ed5: ph\u00e2n t\u00edch c\u00e1ch ho\u1ea1t \u0111\u1ed9ng, v\u1eadt li\u1ec7u s\u1eed d\u1ee5ng v\u00e0 l\u1ee3i \u00edch trong vi\u1ec7c ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 gi\u1ea3m chi ph\u00ed.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/hieu_suat_cach_nhiet_cua_he_thong_cua_so.png\" alt=\"Hi\u1ec7u su\u1ea5t c\u00e1ch nhi\u1ec7t c\u1ee7a h\u1ec7 th\u1ed1ng c\u1eeda s\u1ed5\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Hi\u1ec7u Su\u1ea5t C\u00e1ch Nhi\u1ec7t c\u1ee7a H\u1ec7 Th\u1ed1ng C\u1eeda S\u1ed5<\/h2>\n<p>Trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt nhi\u1ec7t, hi\u1ec7u su\u1ea5t c\u00e1ch nhi\u1ec7t c\u1ee7a h\u1ec7 th\u1ed1ng c\u1eeda s\u1ed5 l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 trong nh\u00e0 v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng. H\u1ec7 th\u1ed1ng c\u1eeda s\u1ed5 kh\u00f4ng ch\u1ec9 cung c\u1ea5p \u00e1nh s\u00e1ng t\u1ef1 nhi\u00ean v\u00e0 th\u00f4ng gi\u00f3, m\u00e0 c\u00f2n gi\u00fap c\u00e1ch nhi\u1ec7t, ng\u0103n ch\u1eb7n s\u1ef1 trao \u0111\u1ed5i nhi\u1ec7t kh\u00f4ng mong mu\u1ed1n gi\u1eefa b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i.<\/p>\n<h2>C\u00e1c Y\u1ebfu T\u1ed1 \u1ea2nh H\u01b0\u1edfng \u0110\u1ebfn Hi\u1ec7u Su\u1ea5t C\u00e1ch Nhi\u1ec7t<\/h2>\n<ul>\n<li><strong>Lo\u1ea1i K\u00ednh:<\/strong> K\u00ednh hai l\u1edbp ho\u1eb7c k\u00ednh ba l\u1edbp c\u00f3 hi\u1ec7u su\u1ea5t c\u00e1ch nhi\u1ec7t t\u1ed1t h\u01a1n so v\u1edbi k\u00ednh \u0111\u01a1n. K\u00ednh Low-E (Low Emissivity) c\u00f3 m\u1ed9t l\u1edbp ph\u1ee7 kim lo\u1ea1i m\u1ecfng, gi\u00fap ph\u1ea3n x\u1ea1 nhi\u1ec7t v\u00e0 gi\u1eef nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh trong nh\u00e0.<\/li>\n<li><strong>Khung C\u1eeda:<\/strong> Khung g\u1ed7 c\u00f3 t\u00ednh c\u00e1ch nhi\u1ec7t t\u1ed1t h\u01a1n khung kim lo\u1ea1i. Khung nh\u1ef1a (PVC) v\u00e0 khung nh\u00f4m c\u00f3 l\u1edbp c\u00e1ch nhi\u1ec7t c\u0169ng l\u00e0 l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn.<\/li>\n<li><strong>Ch\u1ea5t L\u01b0\u1ee3ng L\u1eafp R\u00e1p:<\/strong> C\u1ea7n ph\u1ea3i \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u1eeda s\u1ed5 \u0111\u01b0\u1ee3c l\u1eafp r\u00e1p chu\u1ea9n x\u00e1c v\u00e0 k\u00edn kh\u00edt \u0111\u1ec3 tr\u00e1nh r\u00f2 r\u1ec9 kh\u00f4ng kh\u00ed.<\/li>\n<li><strong>L\u1edbp C\u00e1ch Nhi\u1ec7t:<\/strong> C\u00e1c h\u1ec7 th\u1ed1ng c\u1eeda s\u1ed5 c\u00f3 l\u1edbp kh\u00ed tr\u01a1 nh\u01b0 Argon gi\u1eefa c\u00e1c l\u1edbp k\u00ednh s\u1ebd c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t c\u00e1ch nhi\u1ec7t.<\/li>\n<\/ul>\n<h2>C\u00f4ng Th\u1ee9c T\u00ednh Hi\u1ec7u Su\u1ea5t C\u00e1ch Nhi\u1ec7t<\/h2>\n<p>Hi\u1ec7u su\u1ea5t c\u00e1ch nhi\u1ec7t c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng c\u1eeda s\u1ed5 th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 b\u1eb1ng ch\u1ec9 s\u1ed1 &#8220;U-value&#8221; (h\u1ec7 s\u1ed1 truy\u1ec1n nhi\u1ec7t), \u0111\u01a1n v\u1ecb l\u00e0 W\/(m<sup>2<\/sup>*K). C\u00f4ng th\u1ee9c t\u00ednh U-value nh\u01b0 sau:<\/p>\n<p><i>U-value = \\frac{Q}{A \\cdot (T_i &#8211; T_o)}<\/i><\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li><i>Q<\/i>: Nhi\u1ec7t l\u01b0\u1ee3ng truy\u1ec1n qua c\u1eeda s\u1ed5 (W)<\/li>\n<li><i>A<\/i>: Di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t c\u1eeda s\u1ed5 (m<sup>2<\/sup>)<\/li>\n<li><i>T<sub>i<\/sub><\/i>: Nhi\u1ec7t \u0111\u1ed9 b\u00ean trong (K)<\/li>\n<li><i>T<sub>o<\/sub><\/i>: Nhi\u1ec7t \u0111\u1ed9 b\u00ean ngo\u00e0i (K)<\/li>\n<\/ul>\n<h2>L\u1ee3i \u00cdch C\u1ee7a C\u1eeda S\u1ed5 C\u00e1ch Nhi\u1ec7t T\u1ed1t<\/h2>\n<ul>\n<li><strong>Ti\u1ebft Ki\u1ec7m N\u0103ng L\u01b0\u1ee3ng:<\/strong> Gi\u1ea3m l\u01b0\u1ee3ng nhi\u1ec7t th\u1ea5t tho\u00e1t, gi\u00fap ti\u1ebft ki\u1ec7m \u0111i\u1ec7n n\u0103ng cho vi\u1ec7c s\u01b0\u1edfi \u1ea5m ho\u1eb7c l\u00e0m m\u00e1t.<\/li>\n<li><strong>T\u0103ng S\u1ef1 Tho\u1ea3i M\u00e1i:<\/strong> Duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh trong nh\u00e0, mang l\u1ea1i c\u1ea3m gi\u00e1c tho\u1ea3i m\u00e1i cho ng\u01b0\u1eddi \u1edf.<\/li>\n<li><strong>Gi\u1ea3m Ti\u1ebfng \u1ed2n:<\/strong> H\u1ec7 th\u1ed1ng c\u1eeda s\u1ed5 c\u00e1ch nhi\u1ec7t t\u1ed1t c\u0169ng gi\u00fap gi\u1ea3m ti\u1ebfng \u1ed3n t\u1eeb b\u00ean ngo\u00e0i.<\/li>\n<li><strong>B\u1ea3o V\u1ec7 M\u00f4i Tr\u01b0\u1eddng:<\/strong> Gi\u1ea3m l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng ti\u00eau th\u1ee5, g\u00f3p ph\u1ea7n b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng v\u00e0 gi\u1ea3m ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh.<\/li>\n<\/ul>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>Hi\u1ec7u su\u1ea5t c\u00e1ch nhi\u1ec7t c\u1ee7a h\u1ec7 th\u1ed1ng c\u1eeda s\u1ed5 \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 gi\u1eef nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh trong nh\u00e0. B\u1eb1ng c\u00e1ch l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i k\u00ednh, khung c\u1eeda v\u00e0 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng l\u1eafp r\u00e1p, ch\u00fang ta c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u qu\u1ea3 c\u00e1ch nhi\u1ec7t v\u00e0 mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch thi\u1ebft th\u1ef1c.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec7u su\u1ea5t c\u00e1ch nhi\u1ec7t c\u1ee7a h\u1ec7 th\u1ed1ng c\u1eeda s\u1ed5: ph\u00e2n t\u00edch c\u00e1ch ho\u1ea1t \u0111\u1ed9ng, v\u1eadt li\u1ec7u s\u1eed d\u1ee5ng v\u00e0 l\u1ee3i \u00edch trong vi\u1ec7c ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 gi\u1ea3m chi ph\u00ed.<\/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 - 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