{"id":710430,"date":"2024-08-27T02:12:01","date_gmt":"2024-08-27T01:12:01","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=710430"},"modified":"2024-08-27T02:12:01","modified_gmt":"2024-08-27T01:12:01","slug":"phan-tich-nhiet-trong-che-bien-thuc-pham","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/phan-tich-nhiet-trong-che-bien-thuc-pham\/","title":{"rendered":"Ph\u00e2n t\u00edch nhi\u1ec7t trong ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m"},"content":{"rendered":"<p class=\"sidekick\">Ph\u00e2n t\u00edch nhi\u1ec7t trong ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m gi\u00fap t\u1ed1i \u01b0u h\u00f3a qu\u00e1 tr\u00ecnh n\u1ea5u \u0103n, t\u0103ng hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u00e0 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/phan_tich_nhiet_trong_che_bien_thuc_pham.png\" alt=\"Ph\u00e2n t\u00edch nhi\u1ec7t trong ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Ph\u00e2n T\u00edch Nhi\u1ec7t Trong Ch\u1ebf Bi\u1ebfn Th\u1ef1c Ph\u1ea9m<\/h2>\n<p>Trong ng\u00e0nh ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m, ph\u00e2n t\u00edch nhi\u1ec7t \u0111\u00f3ng vai tr\u00f2 c\u1ef1c k\u1ef3 quan tr\u1ecdng. N\u00f3 kh\u00f4ng ch\u1ec9 gi\u00fap ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m m\u00e0 c\u00f2n \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u1ec7 sinh th\u1ef1c ph\u1ea9m. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u1edbi thi\u1ec7u v\u1ec1 c\u00e1c kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a ph\u00e2n t\u00edch nhi\u1ec7t trong qu\u00e1 tr\u00ecnh ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m.<\/p>\n<h2>T\u1ea7m Quan Tr\u1ecdng C\u1ee7a Ph\u00e2n T\u00edch Nhi\u1ec7t<\/h2>\n<p>Nhi\u1ec7t \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng nhi\u1ec1u \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng th\u1ef1c ph\u1ea9m trong qu\u00e1 tr\u00ecnh ch\u1ebf bi\u1ebfn. B\u1eb1ng c\u00e1ch ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c, ch\u00fang ta c\u00f3 th\u1ec3:<\/p>\n<ul>\n<li>Ti\u00eau di\u1ec7t vi khu\u1ea9n v\u00e0 ng\u0103n ng\u1eeba s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ch\u00fang.<\/li>\n<li>B\u1ea3o qu\u1ea3n ch\u1ea5t dinh d\u01b0\u1ee1ng v\u00e0 h\u01b0\u01a1ng v\u1ecb c\u1ee7a th\u1ef1c ph\u1ea9m.<\/li>\n<li>C\u1ea3i thi\u1ec7n k\u1ebft c\u1ea5u v\u00e0 m\u00e0u s\u1eafc c\u1ee7a s\u1ea3n ph\u1ea9m.<\/li>\n<\/ul>\n<h2>C\u00e1c Ph\u01b0\u01a1ng Ph\u00e1p Ph\u00e2n T\u00edch Nhi\u1ec7t<\/h2>\n<h3>Ph\u00e2n T\u00edch Nhi\u1ec7t Tr\u1ef1c Ti\u1ebfp<\/h3>\n<p>Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y d\u00f9ng c\u00e1c thi\u1ebft b\u1ecb \u0111o nhi\u1ec7t tr\u1ef1c ti\u1ebfp, nh\u01b0 <strong>nhi\u1ec7t k\u1ebf<\/strong> ho\u1eb7c <strong>m\u00e1y \u0111o nhi\u1ec7t \u0111\u1ed9 h\u1ed3ng ngo\u1ea1i<\/strong>, \u0111\u1ec3 ki\u1ec3m tra nhi\u1ec7t \u0111\u1ed9 c\u1ee7a th\u1ef1c ph\u1ea9m trong th\u1eddi gian th\u1ef1c.<\/p>\n<h3>Ph\u00e2n T\u00edch Nhi\u1ec7t Gi\u00e1n Ti\u1ebfp<\/h3>\n<p>Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng \u00e1p d\u1ee5ng <strong>m\u00f4 ph\u1ecfng tr\u00ean m\u00e1y t\u00ednh<\/strong> ho\u1eb7c <strong>c\u00e1c c\u1ea3m bi\u1ebfn nhi\u1ec7t<\/strong> \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh ch\u1ebf bi\u1ebfn, gi\u00fap ki\u1ec3m tra v\u00e0 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 m\u1ed9t c\u00e1ch t\u1ee9c th\u1eddi.<\/p>\n<h2>\u1ee8ng D\u1ee5ng Trong C\u00e1c Quy Tr\u00ecnh Ch\u1ebf Bi\u1ebfn<\/h2>\n<h3>N\u1ea5u<\/h3>\n<p>Qu\u00e1 tr\u00ecnh n\u1ea5u \u0103n y\u00eau c\u1ea7u ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o th\u1ef1c ph\u1ea9m ch\u00edn \u0111\u1ec1u v\u00e0 an to\u00e0n. Nhi\u1ec7t \u0111\u1ed9 th\u1ea5p c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a vi khu\u1ea9n, trong khi nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao c\u00f3 th\u1ec3 l\u00e0m ch\u00e1y th\u1ee9c \u0103n v\u00e0 m\u1ea5t ch\u1ea5t dinh d\u01b0\u1ee1ng.<\/p>\n<h3>\u0110\u00f3ng B\u0103ng<\/h3>\n<p>\u0110\u00f3ng b\u0103ng l\u00e0 qu\u00e1 tr\u00ecnh b\u1ea3o qu\u1ea3n th\u1ef1c ph\u1ea9m \u1edf nhi\u1ec7t \u0111\u1ed9 r\u1ea5t th\u1ea5p, nh\u1eb1m ng\u0103n ng\u1eeba s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a vi khu\u1ea9n v\u00e0 n\u1ea5m m\u1ed1c. Ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 \u0111\u00f3ng b\u0103ng l\u00e0 quan tr\u1ecdng \u0111\u1ec3 tr\u00e1nh t\u1ea1o tinh th\u1ec3 \u0111\u00e1 l\u1edbn trong th\u1ef1c ph\u1ea9m, l\u00e0m h\u1ecfng k\u1ebft c\u1ea5u.<\/p>\n<h2>Ph\u01b0\u01a1ng Tr\u00ecnh Nhi\u1ec7t \u0110\u1ed9 v\u00e0 Th\u1eddi Gian<\/h2>\n<p>M\u1ed9t s\u1ed1 ph\u1ea3n \u1ee9ng c\u1ea7n nhi\u1ec7t \u0111\u1ed9 v\u00e0 th\u1eddi gian c\u1ee5 th\u1ec3, \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n qua c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh nhi\u1ec7t \u0111\u1ed9 v\u00e0 th\u1eddi gian.v\u00ed d\u1ee5, ph\u01b0\u01a1ng tr\u00ecnh arrhenius m\u00f4 t\u1ea3 t\u1ed1c \u0111\u1ed9 ph\u1ea3n \u1ee9ng:<\/p>\n<p>\n    k = A * e<sup>-Ea\/RT<\/sup>\n<\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li>k: t\u1ed1c \u0111\u1ed9 ph\u1ea3n \u1ee9ng<\/li>\n<li>A: y\u1ebfu t\u1ed1 ti\u1ec1n r\u00f5 r\u00e0ng<\/li>\n<li>E<sub>a<\/sub>: n\u0103ng l\u01b0\u1ee3ng ho\u1ea1t h\u00f3a<\/li>\n<li>R: h\u1eb1ng s\u1ed1 kh\u00ed <em>8.314 J\/mol K<\/em><\/li>\n<li>T: nhi\u1ec7t \u0111\u1ed9 t\u00ednh b\u1eb1ng Kelvin<\/li>\n<\/ul>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>Ph\u00e2n t\u00edch nhi\u1ec7t trong ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c quan tr\u1ecdng, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 an to\u00e0n c\u1ee7a s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng. Vi\u1ec7c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn v\u00e0 s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch nhi\u1ec7t hi\u1ec7n \u0111\u1ea1i gi\u00fap \u0111\u1ea3m b\u1ea3o th\u1ef1c ph\u1ea9m kh\u00f4ng ch\u1ec9 ngon mi\u1ec7ng m\u00e0 c\u00f2n an to\u00e0n cho ng\u01b0\u1eddi ti\u00eau d\u00f9ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ph\u00e2n t\u00edch nhi\u1ec7t trong ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m gi\u00fap t\u1ed1i \u01b0u h\u00f3a qu\u00e1 tr\u00ecnh n\u1ea5u \u0103n, t\u0103ng hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u00e0 \u0111\u1ea3m b\u1ea3o 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 - 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