{"id":704949,"date":"2024-10-28T03:53:49","date_gmt":"2024-10-28T02:53:49","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=704949"},"modified":"2024-10-28T03:53:49","modified_gmt":"2024-10-28T02:53:49","slug":"tam-lam-mat-thap-giai-nhiet-truyen-nhiet-lam-mat-bay-hoi","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/tam-lam-mat-thap-giai-nhiet-truyen-nhiet-lam-mat-bay-hoi\/","title":{"rendered":"T\u1ea5m L\u00e0m M\u00e1t Th\u00e1p Gi\u1ea3i Nhi\u1ec7t | Truy\u1ec1n Nhi\u1ec7t &#038; L\u00e0m M\u00e1t Bay H\u01a1i"},"content":{"rendered":"<p class=\"sidekick\">T\u1ea5m L\u00e0m M\u00e1t Th\u00e1p Gi\u1ea3i Nhi\u1ec7t: C\u00e1ch th\u1ee9c truy\u1ec1n nhi\u1ec7t v\u00e0 l\u00e0m m\u00e1t bay h\u01a1i hi\u1ec7u qu\u1ea3 trong c\u00e1c h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t c\u00f4ng nghi\u1ec7p, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/tam_lam_mat_thap_giai_nhiet_truyen_nhiet_lam_mat_bay_hoi.png\" alt=\"T\u1ea5m L\u00e0m M\u00e1t Th\u00e1p Gi\u1ea3i Nhi\u1ec7t | Truy\u1ec1n Nhi\u1ec7t &#038; L\u00e0m M\u00e1t Bay H\u01a1i\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>T\u1ea5m L\u00e0m M\u00e1t Th\u00e1p Gi\u1ea3i Nhi\u1ec7t | Truy\u1ec1n Nhi\u1ec7t &#038; L\u00e0m M\u00e1t Bay H\u01a1i<\/h2>\n<p>Trong ng\u00e0nh c\u00f4ng nghi\u1ec7p nhi\u1ec7t \u0111i\u1ec7n v\u00e0 l\u00e0m m\u00e1t c\u00f4ng nghi\u1ec7p, t\u1ea5m l\u00e0m m\u00e1t th\u00e1p gi\u1ea3i nhi\u1ec7t \u0111\u00f3ng m\u1ed9t vai tr\u00f2 v\u00f4 c\u00f9ng quan tr\u1ecdng. \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ed1i \u01b0u qu\u00e1 tr\u00ecnh trao \u0111\u1ed5i nhi\u1ec7t v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, c\u00e1c t\u1ea5m l\u00e0m m\u00e1t n\u00e0y gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t c\u1ee7a th\u00e1p gi\u1ea3i nhi\u1ec7t qua vi\u1ec7c t\u0103ng c\u01b0\u1eddng di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac gi\u1eefa kh\u00f4ng kh\u00ed v\u00e0 n\u01b0\u1edbc.<\/p>\n<h3>T\u1ea5m L\u00e0m M\u00e1t Th\u00e1p Gi\u1ea3i Nhi\u1ec7t L\u00e0 G\u00ec?<\/h3>\n<p>T\u1ea5m l\u00e0m m\u00e1t th\u00e1p gi\u1ea3i nhi\u1ec7t l\u00e0 c\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t b\u00ean trong th\u00e1p gi\u1ea3i nhi\u1ec7t, th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb nh\u1ef1a PVC ho\u1eb7c PP c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu nhi\u1ec7t v\u00e0 h\u00f3a ch\u1ea5t t\u1ed1t. Ch\u00fang c\u00f3 c\u1ea5u tr\u00fac d\u1ea1ng t\u1ea5m m\u1ecfng v\u1edbi c\u00e1c khe h\u1edf xen k\u1ebd, gi\u00fap t\u0103ng di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac gi\u1eefa n\u01b0\u1edbc v\u00e0 kh\u00f4ng kh\u00ed, t\u1eeb \u0111\u00f3 n\u00e2ng cao hi\u1ec7u su\u1ea5t trao \u0111\u1ed5i nhi\u1ec7t.<\/p>\n<h3>Nguy\u00ean L\u00fd Ho\u1ea1t \u0110\u1ed9ng<\/h3>\n<p>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u1ea5m l\u00e0m m\u00e1t d\u1ef1a tr\u00ean hi\u1ec7n t\u01b0\u1ee3ng truy\u1ec1n nhi\u1ec7t v\u00e0 l\u00e0m m\u00e1t bay h\u01a1i. Khi n\u01b0\u1edbc n\u00f3ng t\u1eeb h\u1ec7 th\u1ed1ng tu\u1ea7n ho\u00e0n \u0111\u01b0\u1ee3c b\u01a1m l\u00ean v\u00e0 lan t\u1ecfa tr\u00ean b\u1ec1 m\u1eb7t c\u00e1c t\u1ea5m l\u00e0m m\u00e1t, n\u00f3 t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp m\u00e0ng n\u01b0\u1edbc m\u1ecfng. Kh\u00f4ng kh\u00ed t\u1eeb ph\u00eda d\u01b0\u1edbi \u0111\u01b0\u1ee3c qu\u1ea1t h\u00fat l\u00ean, \u0111i qua khe h\u1edf c\u1ee7a c\u00e1c t\u1ea5m l\u00e0m m\u00e1t v\u00e0 ti\u1ebfp x\u00fac v\u1edbi m\u00e0ng n\u01b0\u1edbc n\u00e0y.<\/p>\n<ul>\n<li><b>Truy\u1ec1n nhi\u1ec7t tr\u1ef1c ti\u1ebfp:<\/b> Nhi\u1ec7t t\u1eeb n\u01b0\u1edbc truy\u1ec1n qua c\u00e1c l\u1edbp m\u00e0ng n\u01b0\u1edbc m\u1ecfng v\u00e0 ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi kh\u00f4ng kh\u00ed l\u1ea1nh, gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc.<\/li>\n<li><b>Bay h\u01a1i:<\/b> M\u1ed9t ph\u1ea7n n\u01b0\u1edbc b\u1ed1c h\u01a1i khi ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed, l\u1ea5y \u0111i m\u1ed9t l\u01b0\u1ee3ng nhi\u1ec7t l\u1edbn t\u1eeb n\u01b0\u1edbc c\u00f2n l\u1ea1i. Qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0m m\u00e1t n\u01b0\u1edbc hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u00e1ng k\u1ec3.<\/li>\n<\/ul>\n<p>Ph\u01b0\u01a1ng tr\u00ecnh c\u01a1 b\u1ea3n cho qu\u00e1 tr\u00ecnh truy\u1ec1n nhi\u1ec7t v\u00e0 bay h\u01a1i c\u00f3 th\u1ec3 bi\u1ec3u di\u1ec5n nh\u01b0 sau:<\/p>\n<p>\\[<br \/>\nQ = m \\cdot c_p \\cdot \\Delta T<br \/>\n\\]\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li>Q: L\u01b0\u1ee3ng nhi\u1ec7t trao \u0111\u1ed5i (Joule).<\/li>\n<li>m: Kh\u1ed1i l\u01b0\u1ee3ng n\u01b0\u1edbc (kg).<\/li>\n<li>c_p: Nhi\u1ec7t dung ri\u00eang c\u1ee7a n\u01b0\u1edbc (J\/kg\u00b0C).<\/li>\n<li>\\(\\Delta T\\): S\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 (\u00b0C).<\/li>\n<\/ul>\n<h3>\u1ee8ng D\u1ee5ng Trong C\u00f4ng Nghi\u1ec7p<\/h3>\n<p>T\u1ea5m l\u00e0m m\u00e1t th\u00e1p gi\u1ea3i nhi\u1ec7t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c c\u00f4ng nghi\u1ec7p, bao g\u1ed3m:<\/p>\n<ol>\n<li><b>Nh\u00e0 m\u00e1y \u0111i\u1ec7n:<\/b> L\u00e0m m\u00e1t c\u00e1c th\u00e0nh ph\u1ea7n quan tr\u1ecdng \u0111\u1ec3 duy tr\u00ec hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<li><b>Ng\u00e0nh ho\u00e1 ch\u1ea5t:<\/b> L\u00e0m m\u00e1t c\u00e1c qu\u00e1 tr\u00ecnh ph\u1ea3n \u1ee9ng c\u00f3 sinh nhi\u1ec7t.<\/li>\n<li><b>Ng\u00e0nh th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng:<\/b> \u1ee8ng d\u1ee5ng trong c\u00e1c quy tr\u00ecnh s\u1ea3n xu\u1ea5t c\u1ea7n ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9.<\/li>\n<\/ol>\n<h3>L\u1ee3i \u00cdch Kinh T\u1ebf v\u00e0 M\u00f4i Tr\u01b0\u1eddng<\/h3>\n<p>Vi\u1ec7c s\u1eed d\u1ee5ng t\u1ea5m l\u00e0m m\u00e1t th\u00e1p gi\u1ea3i nhi\u1ec7t kh\u00f4ng ch\u1ec9 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng m\u00e0 c\u00f2n gi\u00fap ti\u1ebft ki\u1ec7m n\u01b0\u1edbc v\u00e0 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng. B\u1edfi qu\u00e1 tr\u00ecnh l\u00e0m m\u00e1t bay h\u01a1i gi\u00fap t\u00e1i s\u1eed d\u1ee5ng n\u01b0\u1edbc, gi\u1ea3m l\u01b0\u1ee3ng n\u01b0\u1edbc ti\u00eau th\u1ee5 v\u00e0 gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng nhi\u1ec7t \u0111\u1edbi v\u1edbi m\u00f4i tr\u01b0\u1eddng xung quanh.<\/p>\n<p>T\u1ed5ng k\u1ebft l\u1ea1i, t\u1ea5m l\u00e0m m\u00e1t th\u00e1p gi\u1ea3i nhi\u1ec7t \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c n\u00e2ng cao hi\u1ec7u su\u1ea5t l\u00e0m m\u00e1t v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng trong c\u00e1c h\u1ec7 th\u1ed1ng c\u00f4ng nghi\u1ec7p. Hi\u1ec3u r\u00f5 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang gi\u00fap c\u00e1c k\u1ef9 s\u01b0 v\u00e0 nh\u00e0 nghi\u00ean c\u1ee9u t\u1ed1i \u01b0u ho\u00e1 c\u00f4ng ngh\u1ec7 n\u00e0y trong s\u1ea3n xu\u1ea5t v\u00e0 ho\u1ea1t \u0111\u1ed9ng h\u00e0ng ng\u00e0y.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1ea5m L\u00e0m M\u00e1t Th\u00e1p Gi\u1ea3i Nhi\u1ec7t: C\u00e1ch th\u1ee9c truy\u1ec1n nhi\u1ec7t v\u00e0 l\u00e0m m\u00e1t bay h\u01a1i hi\u1ec7u qu\u1ea3 trong c\u00e1c h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t c\u00f4ng nghi\u1ec7p, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng.<\/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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