{"id":682427,"date":"2024-11-11T08:12:58","date_gmt":"2024-11-11T07:12:58","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=682427"},"modified":"2024-11-11T08:12:58","modified_gmt":"2024-11-11T07:12:58","slug":"7-loai-truyen-nhiet-trong-quy-trinh-len-men","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/7-loai-truyen-nhiet-trong-quy-trinh-len-men\/","title":{"rendered":"7 Lo\u1ea1i Truy\u1ec1n Nhi\u1ec7t Trong Quy Tr\u00ecnh L\u00ean Men"},"content":{"rendered":"<p class=\"sidekick\">7 lo\u1ea1i truy\u1ec1n nhi\u1ec7t trong quy tr\u00ecnh l\u00ean men gi\u00fap hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1ch nhi\u1ec7t \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh, t\u1eeb \u0111\u00f3 t\u1ed1i \u01b0u h\u00f3a s\u1ea3n xu\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/7_loai_truyen_nhiet_trong_quy_trinh_len_men.png\" alt=\"7 Lo\u1ea1i Truy\u1ec1n Nhi\u1ec7t Trong Quy Tr\u00ecnh L\u00ean Men\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>7 Lo\u1ea1i Truy\u1ec1n Nhi\u1ec7t Trong Quy Tr\u00ecnh L\u00ean Men<\/h2>\n<p>Quy tr\u00ecnh l\u00ean men l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh sinh h\u1ecdc quan tr\u1ecdng d\u00f9ng \u0111\u1ec3 bi\u1ebfn \u0111\u1ed5i nguy\u00ean li\u1ec7u th\u00e0nh s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng nh\u1edd v\u00e0o ho\u1ea1t \u0111\u1ed9ng c\u1ee7a vi sinh v\u1eadt. Trong quy tr\u00ecnh n\u00e0y, vi\u1ec7c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a vi sinh v\u1eadt c\u0169ng nh\u01b0 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a s\u1ea3n ph\u1ea9m. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 7 lo\u1ea1i truy\u1ec1n nhi\u1ec7t th\u01b0\u1eddng g\u1eb7p trong quy tr\u00ecnh l\u00ean men.<\/p>\n<ul>\n<li><b>Truy\u1ec1n nhi\u1ec7t d\u1eabn<\/b><\/li>\n<p>Truy\u1ec1n nhi\u1ec7t d\u1eabn x\u1ea3y ra khi nhi\u1ec7t \u0111\u1ed9 chuy\u1ec3n t\u1eeb m\u1ed9t ph\u1ea7n c\u1ee7a v\u1eadt li\u1ec7u sang ph\u1ea7n kh\u00e1c th\u00f4ng qua s\u1ef1 va ch\u1ea1m c\u1ee7a c\u00e1c ph\u00e2n t\u1eed. Trong qu\u00e1 tr\u00ecnh l\u00ean men, truy\u1ec1n nhi\u1ec7t d\u1eabn xu\u1ea5t hi\u1ec7n khi nhi\u1ec7t t\u1eeb ngu\u1ed3n nhi\u1ec7t (nh\u01b0 thanh \u0111i\u1ec7n tr\u1edf) di chuy\u1ec3n qua th\u00e0nh b\u00ecnh l\u00ean men v\u00e0 \u0111\u1ebfn ch\u1ea5t l\u1ecfng b\u00ean trong.<\/p>\n<li><b>Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u<\/b><\/li>\n<p>Truy\u1ec1n nhi\u1ec7t \u0111\u1ed1i l\u01b0u x\u1ea3y ra khi nhi\u1ec7t di chuy\u1ec3n th\u00f4ng qua ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed. Trong h\u1ec7 th\u1ed1ng l\u00ean men, s\u1ef1 l\u01b0u th\u00f4ng c\u1ee7a ch\u1ea5t l\u1ecfng (nh\u01b0 n\u01b0\u1edbc ho\u1eb7c dung d\u1ecbch l\u00ean men) gi\u00fap truy\u1ec1n nhi\u1ec7t \u0111\u1ec1u kh\u1eafp to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/p>\n<li><b>Truy\u1ec1n nhi\u1ec7t b\u1ee9c x\u1ea1<\/b><\/li>\n<p>Truy\u1ec1n nhi\u1ec7t b\u1ee9c x\u1ea1 (hay ph\u00e1t x\u1ea1 nhi\u1ec7t) l\u00e0 s\u1ef1 truy\u1ec1n nhi\u1ec7t qua s\u00f3ng \u0111i\u1ec7n t\u1eeb. M\u1eb7c d\u00f9 kh\u00f4ng ph\u1ed5 bi\u1ebfn nh\u01b0 truy\u1ec1n d\u1eabn v\u00e0 \u0111\u1ed1i l\u01b0u trong qu\u00e1 tr\u00ecnh l\u00ean men, n\u00f3 v\u1eabn c\u00f3 th\u1ec3 x\u1ea3y ra khi c\u00f3 s\u1ef1 h\u1ea5p th\u1ee5 nhi\u1ec7t t\u1eeb ngu\u1ed3n nhi\u1ec7t ngo\u1ea1i vi nh\u01b0 \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi.<\/p>\n<li><b>Truy\u1ec1n nhi\u1ec7t qua th\u00e0nh b\u00ecnh<\/b><\/li>\n<p>Trong qu\u00e1 tr\u00ecnh l\u00ean men, nhi\u1ec7t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c truy\u1ec1n qua th\u00e0nh b\u00ecnh l\u00ean men t\u1eeb b\u00ean ngo\u00e0i v\u00e0o trong ho\u1eb7c ng\u01b0\u1ee3c l\u1ea1i. Hi\u1ec7u su\u1ea5t c\u00e1ch nhi\u1ec7t c\u1ee7a b\u00ecnh ch\u1ee9a s\u1ebd quy\u1ebft \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 truy\u1ec1n nhi\u1ec7t n\u00e0y.<\/p>\n<li><b>Truy\u1ec1n nhi\u1ec7t qua b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac<\/b><\/li>\n<p>Khi c\u00e1c b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac, nh\u01b0 gi\u1eefa ch\u1ea5t l\u1ecfng l\u00ean men v\u00e0 b\u1ec1 m\u1eb7t l\u1edbp b\u1ecdc (jacket) l\u00e0m l\u1ea1nh ho\u1eb7c h\u1ec7 th\u1ed1ng \u0111un n\u00f3ng, nhi\u1ec7t c\u00f3 th\u1ec3 di chuy\u1ec3n t\u1eeb b\u1ec1 m\u1eb7t n\u00e0y sang b\u1ec1 m\u1eb7t kh\u00e1c. \u0110i\u1ec1u n\u00e0y gi\u00fap duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh trong qu\u00e1 tr\u00ecnh l\u00ean men.<\/p>\n<li><b>Truy\u1ec1n nhi\u1ec7t t\u1eeb thi\u1ebft b\u1ecb l\u00e0m m\u00e1t<\/b><\/li>\n<p>H\u1ec7 th\u1ed1ng l\u00ean men th\u01b0\u1eddng \u0111\u01b0\u1ee3c trang b\u1ecb c\u00e1c thi\u1ebft b\u1ecb l\u00e0m m\u00e1t nh\u01b0 cu\u1ed9n \u1ed1ng l\u00e0m m\u00e1t ho\u1eb7c t\u1ea5m l\u00e0m m\u00e1t \u0111\u1ec3 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9. Truy\u1ec1n nhi\u1ec7t t\u1eeb thi\u1ebft b\u1ecb l\u00e0m m\u00e1t gi\u00fap gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u00f4i tr\u01b0\u1eddng l\u00ean men khi c\u1ea7n thi\u1ebft.<\/p>\n<li><b>Truy\u1ec1n nhi\u1ec7t t\u1eeb thi\u1ebft b\u1ecb gia nhi\u1ec7t<\/b><\/li>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, khi c\u1ea7n t\u0103ng nhi\u1ec7t \u0111\u1ed9, thi\u1ebft b\u1ecb gia nhi\u1ec7t nh\u01b0 b\u1ed9 \u0111i\u1ec7n tr\u1edf nhi\u1ec7t (heating element) ho\u1eb7c thi\u1ebft b\u1ecb \u0111un n\u00f3ng c\u00f3 th\u1ec3 truy\u1ec1n nhi\u1ec7t v\u00e0o m\u00f4i tr\u01b0\u1eddng l\u00ean men. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng c\u1ea7n thi\u1ebft khi b\u1eaft \u0111\u1ea7u qu\u00e1 tr\u00ecnh l\u00ean men ho\u1eb7c trong c\u00e1c giai \u0111o\u1ea1n c\u1ea7n s\u1ef1 nhi\u1ec7t l\u01b0\u1ee3ng cao.<\/p>\n<\/ul>\n<p>Hi\u1ec3u r\u00f5 c\u00e1c lo\u1ea1i truy\u1ec1n nhi\u1ec7t trong quy tr\u00ecnh l\u00ean men gi\u00fap t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 v\u00e0 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>7 lo\u1ea1i truy\u1ec1n nhi\u1ec7t trong quy tr\u00ecnh l\u00ean men gi\u00fap hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1ch nhi\u1ec7t \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh, t\u1eeb \u0111\u00f3 t\u1ed1i \u01b0u h\u00f3a s\u1ea3n xu\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m.<\/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>7 Lo\u1ea1i Truy\u1ec1n Nhi\u1ec7t Trong Quy Tr\u00ecnh L\u00ean Men<\/title>\n<meta name=\"description\" content=\"7 lo\u1ea1i truy\u1ec1n nhi\u1ec7t trong quy tr\u00ecnh l\u00ean men 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