{"id":702961,"date":"2024-08-24T08:58:58","date_gmt":"2024-08-24T07:58:58","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=702961"},"modified":"2024-08-24T08:58:58","modified_gmt":"2024-08-24T07:58:58","slug":"nhiet-ke-hong-ngoai-khong-tiep-xuc-cac-loai-ung-dung-cong-nghiep","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/nhiet-ke-hong-ngoai-khong-tiep-xuc-cac-loai-ung-dung-cong-nghiep\/","title":{"rendered":"Nhi\u1ec7t k\u1ebf h\u1ed3ng ngo\u1ea1i | Kh\u00f4ng ti\u1ebfp x\u00fac, C\u00e1c lo\u1ea1i, \u1ee8ng d\u1ee5ng c\u00f4ng nghi\u1ec7p"},"content":{"rendered":"<p class=\"sidekick\">Nhi\u1ec7t k\u1ebf h\u1ed3ng ngo\u1ea1i \u0111o nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng ti\u1ebfp x\u00fac, c\u00f3 nhi\u1ec1u lo\u1ea1i kh\u00e1c nhau, s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p \u0111\u1ec3 \u0111o nhi\u1ec7t \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 an to\u00e0n.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/nhiet_ke_hong_ngoai_khong_tiep_xuc_cac_loai_ung_dung_cong_nghiep.png\" alt=\"Nhi\u1ec7t k\u1ebf h\u1ed3ng ngo\u1ea1i | Kh\u00f4ng ti\u1ebfp x\u00fac, C\u00e1c lo\u1ea1i, \u1ee8ng d\u1ee5ng c\u00f4ng nghi\u1ec7p\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Nhi\u1ec7t K\u1ebf H\u1ed3ng Ngo\u1ea1i | Kh\u00f4ng Ti\u1ebfp X\u00fac, C\u00e1c Lo\u1ea1i, \u1ee8ng D\u1ee5ng C\u00f4ng Nghi\u1ec7p<\/h2>\n<p>Nhi\u1ec7t k\u1ebf h\u1ed3ng ngo\u1ea1i l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 \u0111o nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng ti\u1ebfp x\u00fac, s\u1eed d\u1ee5ng b\u1ee9c x\u1ea1 h\u1ed3ng ngo\u1ea1i \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ed9 c\u1ee7a v\u1eadt th\u1ec3. Nh\u1eefng lo\u1ea1i nhi\u1ec7t k\u1ebf n\u00e0y c\u00f3 th\u1ec3 \u0111o nhi\u1ec7t \u0111\u1ed9 t\u1eeb xa, gi\u00fap gi\u1ea3m nguy c\u01a1 l\u00e2y nhi\u1ec5m v\u00e0 b\u1ea3o v\u1ec7 ng\u01b0\u1eddi s\u1eed d\u1ee5ng kh\u1ecfi c\u00e1c b\u1ec1 m\u1eb7t n\u00f3ng ho\u1eb7c nguy hi\u1ec3m.<\/p>\n<h2>Nguy\u00ean T\u1eafc Ho\u1ea1t \u0110\u1ed9ng<\/h2>\n<p>Nhi\u1ec7t k\u1ebf h\u1ed3ng ngo\u1ea1i ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd r\u1eb1ng m\u1ecdi v\u1eadt th\u1ec3 \u0111\u1ec1u ph\u00e1t ra b\u1ee9c x\u1ea1 h\u1ed3ng ngo\u1ea1i t\u01b0\u01a1ng \u1ee9ng v\u1edbi nhi\u1ec7t \u0111\u1ed9 c\u1ee7a ch\u00fang. Thi\u1ebft b\u1ecb n\u00e0y bao g\u1ed3m m\u1ed9t c\u1ea3m bi\u1ebfn h\u1ed3ng ngo\u1ea1i v\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng x\u1eed l\u00fd t\u00edn hi\u1ec7u \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i c\u00e1c b\u1ee9c x\u1ea1 th\u00e0nh gi\u00e1 tr\u1ecb nhi\u1ec7t \u0111\u1ed9. C\u00f4ng th\u1ee9c c\u01a1 b\u1ea3n \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng b\u1ee9c x\u1ea1 th\u00e0nh nhi\u1ec7t \u0111\u1ed9 l\u00e0:<\/p>\n<p><math>\nE = \u03c3 * T<sup>4<\/sup>\n<\/math>\n<\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li><b>E<\/b>: N\u0103ng l\u01b0\u1ee3ng b\u1ee9c x\u1ea1<\/li>\n<li><b>\u03c3<\/b>: H\u1eb1ng s\u1ed1 Stefan-Boltzmann<\/li>\n<li><b>T<\/b>: Nhi\u1ec7t \u0111\u1ed9 b\u1ec1 m\u1eb7t v\u1eadt th\u1ec3 (T\u00ednh b\u1eb1ng Kelvin)<\/li>\n<\/ul>\n<h2>C\u00e1c Lo\u1ea1i Nhi\u1ec7t K\u1ebf H\u1ed3ng Ngo\u1ea1i<\/h2>\n<p>C\u00f3 nhi\u1ec1u lo\u1ea1i nhi\u1ec7t k\u1ebf h\u1ed3ng ngo\u1ea1i kh\u00e1c nhau ph\u1ee5c v\u1ee5 cho nhi\u1ec1u m\u1ee5c \u0111\u00edch kh\u00e1c nhau. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t v\u00e0i lo\u1ea1i ph\u1ed5 bi\u1ebfn:<\/p>\n<ul>\n<li><b>Nhi\u1ec7t K\u1ebf H\u1ed3ng Ngo\u1ea1i C\u1ea7m Tay<\/b>: Lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t, th\u01b0\u1eddng s\u1eed d\u1ee5ng trong ng\u00e0nh y t\u1ebf, c\u00f4ng nghi\u1ec7p v\u00e0 gia \u0111\u00ecnh.<\/li>\n<li><b>Nhi\u1ec7t K\u1ebf H\u1ed3ng Ngo\u1ea1i C\u1ed1 \u0110\u1ecbnh<\/b>: \u0110\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t c\u1ed1 \u0111\u1ecbnh t\u1ea1i m\u1ed9t v\u1ecb tr\u00ed \u0111\u1ec3 gi\u00e1m s\u00e1t nhi\u1ec7t \u0111\u1ed9 li\u00ean t\u1ee5c.<\/li>\n<li><b>Nhi\u1ec7t K\u1ebf H\u1ed3ng Ngo\u1ea1i H\u00ecnh \u1ea2nh<\/b>: Cho ph\u00e9p t\u1ea1o h\u00ecnh \u1ea3nh nhi\u1ec7t c\u1ee7a b\u1ec1 m\u1eb7t, s\u1eed d\u1ee5ng nhi\u1ec1u trong ki\u1ec3m tra k\u1ef9 thu\u1eadt v\u00e0 b\u1ea3o tr\u00ec.<\/li>\n<\/ul>\n<h2>\u1ee8ng D\u1ee5ng C\u00f4ng Nghi\u1ec7p<\/h2>\n<p>Nhi\u1ec7t k\u1ebf h\u1ed3ng ngo\u1ea1i c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 v\u00ed d\u1ee5 c\u1ee5 th\u1ec3:<\/p>\n<ul>\n<li><b>S\u1ea3n Xu\u1ea5t Th\u00e9p<\/b>: \u0110\u1ec3 \u0111o nhi\u1ec7t \u0111\u1ed9 l\u00f2 nung v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m th\u00e9p \u0111ang l\u00e0m ngu\u1ed9i.<\/li>\n<li><b>\u0110i\u1ec7n T\u1eed<\/b>: Ki\u1ec3m tra nhi\u1ec7t \u0111\u1ed9 c\u1ee7a c\u00e1c linh ki\u1ec7n trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 s\u1eed d\u1ee5ng.<\/li>\n<li><b>Th\u1ef1c Ph\u1ea9m<\/b>: Gi\u00e1m s\u00e1t nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh ch\u1ebf bi\u1ebfn v\u00e0 b\u1ea3o qu\u1ea3n th\u1ef1c ph\u1ea9m.<\/li>\n<li><b>D\u01b0\u1ee3c Ph\u1ea9m<\/b>: Ki\u1ec3m tra nhi\u1ec7t \u0111\u1ed9 c\u1ee7a c\u00e1c m\u00f4i tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n.<\/li>\n<\/ul>\n<p>Nhi\u1ec7t k\u1ebf h\u1ed3ng ngo\u1ea1i cung c\u1ea5p m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 v\u00e0 an to\u00e0n \u0111\u1ec3 \u0111o nhi\u1ec7t \u0111\u1ed9 trong nhi\u1ec1u t\u00ecnh hu\u1ed1ng kh\u00e1c nhau, t\u1eeb \u1ee9ng d\u1ee5ng gia \u0111\u00ecnh \u0111\u1ebfn c\u00f4ng nghi\u1ec7p. V\u1edbi c\u00e1c l\u1ee3i th\u1ebf kh\u00f4ng ti\u1ebfp x\u00fac v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c cao, ch\u00fang ng\u00e0y c\u00e0ng tr\u1edf n\u00ean quan tr\u1ecdng trong cu\u1ed9c s\u1ed1ng hi\u1ec7n \u0111\u1ea1i.<\/p>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>Nhi\u1ec7t k\u1ebf h\u1ed3ng ngo\u1ea1i l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u1eafc l\u1ef1c trong nhi\u1ec1u l\u0129nh v\u1ef1c nh\u1edd kh\u1ea3 n\u0103ng \u0111o nhi\u1ec7t \u0111\u1ed9 nhanh ch\u00f3ng, ch\u00ednh x\u00e1c m\u00e0 kh\u00f4ng c\u1ea7n ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi v\u1eadt th\u1ec3. D\u00f9 b\u1ea1n \u0111ang l\u00e0m vi\u1ec7c trong ng\u00e0nh y t\u1ebf, s\u1ea3n xu\u1ea5t hay ki\u1ec3m tra k\u1ef9 thu\u1eadt, nhi\u1ec7t k\u1ebf h\u1ed3ng ngo\u1ea1i ch\u1eafc ch\u1eafn s\u1ebd l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb kh\u00f4ng th\u1ec3 thi\u1ebfu.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nhi\u1ec7t k\u1ebf h\u1ed3ng ngo\u1ea1i \u0111o nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng ti\u1ebfp x\u00fac, c\u00f3 nhi\u1ec1u lo\u1ea1i kh\u00e1c nhau, s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p \u0111\u1ec3 \u0111o nhi\u1ec7t \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 an to\u00e0n.<\/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>Nhi\u1ec7t k\u1ebf h\u1ed3ng ngo\u1ea1i | 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