{"id":709306,"date":"2024-07-24T08:12:30","date_gmt":"2024-07-24T07:12:30","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=709306"},"modified":"2024-07-24T08:12:30","modified_gmt":"2024-07-24T07:12:30","slug":"nguyen-ly-cua-cong-nghe-suoi-hong-ngoai","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/nguyen-ly-cua-cong-nghe-suoi-hong-ngoai\/","title":{"rendered":"Nguy\u00ean l\u00fd c\u1ee7a C\u00f4ng ngh\u1ec7 S\u01b0\u1edfi H\u1ed3ng Ngo\u1ea1i"},"content":{"rendered":"<p class=\"sidekick\">Nguy\u00ean l\u00fd c\u1ee7a C\u00f4ng ngh\u1ec7 S\u01b0\u1edfi H\u1ed3ng Ngo\u1ea1i: T\u00ecm hi\u1ec3u c\u00e1ch nhi\u1ec7t h\u1ed3ng ngo\u1ea1i ho\u1ea1t \u0111\u1ed9ng, \u1ee9ng d\u1ee5ng v\u00e0 l\u1ee3i \u00edch c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/nguyen_ly_cua_cong_nghe_suoi_hong_ngoai.png\" alt=\"Nguy\u00ean l\u00fd c\u1ee7a C\u00f4ng ngh\u1ec7 S\u01b0\u1edfi H\u1ed3ng Ngo\u1ea1i\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Nguy\u00ean l\u00fd c\u1ee7a C\u00f4ng ngh\u1ec7 S\u01b0\u1edfi H\u1ed3ng Ngo\u1ea1i<\/h2>\n<p>C\u00f4ng ngh\u1ec7 s\u01b0\u1edfi h\u1ed3ng ngo\u1ea1i l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p s\u01b0\u1edfi \u1ea5m hi\u1ec7n \u0111\u1ea1i v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t hi\u1ec7n nay. \u1ee8ng d\u1ee5ng ch\u1ee7 y\u1ebfu trong gia \u0111\u00ecnh, c\u00f4ng nghi\u1ec7p v\u00e0 y t\u1ebf, c\u00f4ng ngh\u1ec7 n\u00e0y mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch v\u1ec1 hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u00e0 an to\u00e0n. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u1ea3i th\u00edch nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00f4ng ngh\u1ec7 s\u01b0\u1edfi h\u1ed3ng ngo\u1ea1i v\u00e0 t\u1ea1i sao n\u00f3 l\u1ea1i tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn.<\/p>\n<h2>Nguy\u00ean L\u00fd Ho\u1ea1t \u0110\u1ed9ng<\/h2>\n<p>C\u00f4ng ngh\u1ec7 s\u01b0\u1edfi h\u1ed3ng ngo\u1ea1i ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd <strong>b\u1ee9c x\u1ea1 nhi\u1ec7t<\/strong>. Khi \u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c truy\u1ec1n v\u00e0o b\u1ed9 ph\u00e1t nhi\u1ec7t, n\u00f3 s\u1ebd chuy\u1ec3n \u0111\u1ed5i th\u00e0nh b\u1ee9c x\u1ea1 h\u1ed3ng ngo\u1ea1i. B\u1ee9c x\u1ea1 n\u00e0y kh\u00f4ng l\u00e0m n\u00f3ng kh\u00f4ng kh\u00ed m\u00e0 tr\u1ef1c ti\u1ebfp l\u00e0m n\u00f3ng c\u00e1c v\u1eadt th\u1ec3 v\u00e0 ng\u01b0\u1eddi trong ph\u1ea1m vi ti\u1ebfp x\u00fac.<\/p>\n<h2>\u01afu \u0110i\u1ec3m c\u1ee7a C\u00f4ng Ngh\u1ec7 S\u01b0\u1edfi H\u1ed3ng Ngo\u1ea1i<\/h2>\n<p><u1><\/p>\n<li><strong>Hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng cao:<\/strong> B\u1ee9c x\u1ea1 h\u1ed3ng ngo\u1ea1i t\u1eadn d\u1ee5ng t\u1ed1t h\u01a1n n\u0103ng l\u01b0\u1ee3ng v\u00e0o m\u1ee5c \u0111\u00edch s\u01b0\u1edfi \u1ea5m so v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p truy\u1ec1n th\u1ed1ng v\u00ec ch\u00fang kh\u00f4ng l\u00e0m n\u00f3ng kh\u00f4ng kh\u00ed m\u00e0 ch\u1ec9 l\u00e0m n\u00f3ng b\u1ec1 m\u1eb7t v\u1eadt th\u1ec3.<\/li>\n<li><strong>An to\u00e0n v\u00e0 v\u1ec7 sinh:<\/strong> Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c l\u00f2 s\u01b0\u1edfi s\u1eed d\u1ee5ng kh\u00ed \u0111\u1ed1t ho\u1eb7c d\u1ea7u, c\u00f4ng ngh\u1ec7 h\u1ed3ng ngo\u1ea1i kh\u00f4ng s\u1ea3n sinh ra kh\u00ed th\u1ea3i \u0111\u1ed9c h\u1ea1i, kh\u00f4ng \u0111\u1ed1t oxy trong kh\u00f4ng kh\u00ed, v\u00e0 kh\u00f4ng g\u00e2y ra h\u1ecfa ho\u1ea1n.<\/li>\n<li><strong>Kh\u1ea3 n\u0103ng s\u01b0\u1edfi \u1ea5m nhanh ch\u00f3ng:<\/strong> \u0110\u00e8n h\u1ed3ng ngo\u1ea1i c\u00f3 th\u1ec3 t\u1ea1o ra nhi\u1ec7t ngay t\u1ee9c th\u00ec sau khi b\u1eadt, gi\u1ea3m thi\u1ec3u th\u1eddi gian ch\u1edd \u0111\u1ee3i so v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p s\u01b0\u1edfi \u1ea5m kh\u00e1c.<\/li>\n<p><\/u1><\/p>\n<h2>\u1ee8ng D\u1ee5ng c\u1ee7a C\u00f4ng Ngh\u1ec7 S\u01b0\u1edfi H\u1ed3ng Ngo\u1ea1i<\/h2>\n<p>C\u00f4ng ngh\u1ec7 s\u01b0\u1edfi h\u1ed3ng ngo\u1ea1i \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c nh\u01b0:<\/p>\n<p><u1><\/p>\n<li><strong>Gia \u0111\u00ecnh:<\/strong> S\u01b0\u1edfi \u1ea5m ph\u00f2ng kh\u00e1ch, ph\u00f2ng ng\u1ee7 v\u00e0 ph\u00f2ng t\u1eafm m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/li>\n<li><strong>Y t\u1ebf:<\/strong> S\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec1u tr\u1ecb v\u00e0 h\u1ed3i ph\u1ee5c ch\u1ee9c n\u0103ng.<\/li>\n<li><strong>C\u00f4ng nghi\u1ec7p:<\/strong> Trong c\u00e1c h\u1ec7 th\u1ed1ng s\u01b0\u1edfi \u1ea5m nh\u00e0 x\u01b0\u1edfng v\u00e0 c\u00e1c qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t y\u00eau c\u1ea7u nhi\u1ec7t \u0111\u1ed9 cao.<\/li>\n<li><strong>Th\u01b0\u01a1ng m\u1ea1i:<\/strong> S\u01b0\u1edfi \u1ea5m c\u00e1c khu v\u1ef1c c\u00f4ng c\u1ed9ng nh\u01b0 nh\u00e0 h\u00e0ng, kh\u00e1ch s\u1ea1n v\u00e0 ph\u00f2ng h\u1ecdp.<\/li>\n<p><\/u1><\/p>\n<h2>Hi\u1ec7u Su\u1ea5t v\u00e0 Ti\u1ebft Ki\u1ec7m N\u0103ng L\u01b0\u1ee3ng<\/h2>\n<p>Ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y th\u01b0\u1eddng d\u1ef1a tr\u00ean \u0111\u1ecbnh lu\u1eadt Stefan-Boltzmann. \u0110\u1ecbnh lu\u1eadt n\u00e0y cho bi\u1ebft c\u00f4ng su\u1ea5t b\u1ee9c x\u1ea1 \\(P\\) t\u1eeb m\u1ed9t b\u1ec1 m\u1eb7t t\u1ec9 l\u1ec7 v\u1edbi \\(T^4\\) (nhi\u1ec7t \u0111\u1ed9 tuy\u1ec7t \u0111\u1ed1i c\u1ee7a b\u1ec1 m\u1eb7t, t\u00ednh b\u1eb1ng Kelvin).<\/p>\n<p>\\[<br \/>\nP = \\sigma \\cdot A \\cdot T^{4}<br \/>\n\\]\n<p>Trong \u0111\u00f3:<\/p>\n<p><o1><\/p>\n<li>\\(\\sigma\\) l\u00e0 h\u1eb1ng s\u1ed1 Stefan-Boltzmann, b\u1eb1ng \\(5.67 \u00d7 10^{-8} Wm^{-2}K^{-4}\\)<\/li>\n<li>\\(A\\) l\u00e0 di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t (m<sup>2<\/sup>)<\/li>\n<li>\\(T\\) l\u00e0 nhi\u1ec7t \u0111\u1ed9 tuy\u1ec7t \u0111\u1ed1i (K)<\/li>\n<p><\/o1><\/p>\n<p>\u0110i\u1ec1u n\u00e0y ngh\u0129a l\u00e0 m\u1ed9t b\u1ec1 m\u1eb7t \u1edf nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n s\u1ebd ph\u00e1t ra l\u01b0\u1ee3ng nhi\u1ec7t l\u1edbn h\u01a1n \u0111\u00e1ng k\u1ec3. V\u00ec v\u1eady, c\u00e1c \u0111\u00e8n ph\u00e1t h\u1ed3ng ngo\u1ea1i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1edf nhi\u1ec7t \u0111\u1ed9 cao, t\u1eeb \u0111\u00f3 t\u1ed1i \u0111a h\u00f3a hi\u1ec7u qu\u1ea3 s\u01b0\u1edfi \u1ea5m.<\/p>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>C\u00f4ng ngh\u1ec7 s\u01b0\u1edfi h\u1ed3ng ngo\u1ea1i \u0111ang ng\u00e0y c\u00e0ng tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn nh\u1edd v\u00e0o \u01b0u \u0111i\u1ec3m v\u1ec1 hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng, an to\u00e0n v\u00e0 kh\u1ea3 n\u0103ng s\u01b0\u1edfi \u1ea5m nhanh ch\u00f3ng. V\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng \u0111a d\u1ea1ng t\u1eeb gia \u0111\u00ecnh \u0111\u1ebfn c\u00f4ng nghi\u1ec7p v\u00e0 y t\u1ebf, c\u00f4ng ngh\u1ec7 n\u00e0y kh\u00f4ng ch\u1ec9 mang \u0111\u1ebfn l\u1ee3i \u00edch kinh t\u1ebf m\u00e0 c\u00f2n gi\u00fap b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng v\u00e0 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng cu\u1ed9c s\u1ed1ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nguy\u00ean l\u00fd c\u1ee7a C\u00f4ng ngh\u1ec7 S\u01b0\u1edfi H\u1ed3ng Ngo\u1ea1i: T\u00ecm hi\u1ec3u c\u00e1ch nhi\u1ec7t h\u1ed3ng ngo\u1ea1i ho\u1ea1t \u0111\u1ed9ng, \u1ee9ng d\u1ee5ng v\u00e0 l\u1ee3i \u00edch c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y.<\/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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