{"id":692063,"date":"2024-10-16T07:23:50","date_gmt":"2024-10-16T06:23:50","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=692063"},"modified":"2024-10-16T07:23:50","modified_gmt":"2024-10-16T06:23:50","slug":"dieu-khien-nhiet-do-trong-cac-vi-lo-phan-ung","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/dieu-khien-nhiet-do-trong-cac-vi-lo-phan-ung\/","title":{"rendered":"\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 trong c\u00e1c vi l\u00f2 ph\u1ea3n \u1ee9ng"},"content":{"rendered":"<p class=\"sidekick\">\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 trong c\u00e1c vi l\u00f2 ph\u1ea3n \u1ee9ng: Kh\u00e1m ph\u00e1 ph\u01b0\u01a1ng ph\u00e1p v\u00e0 c\u00f4ng ngh\u1ec7 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 hi\u1ec7u qu\u1ea3 trong c\u00e1c h\u1ec7 th\u1ed1ng vi l\u00f2 ph\u1ea3n \u1ee9ng hi\u1ec7n \u0111\u1ea1i.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/dieu_khien_nhiet_do_trong_cac_vi_lo_phan_ung.png\" alt=\"\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 trong c\u00e1c vi l\u00f2 ph\u1ea3n \u1ee9ng\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 trong c\u00e1c vi l\u00f2 ph\u1ea3n \u1ee9ng<\/h2>\n<p>C\u00e1c vi l\u00f2 ph\u1ea3n \u1ee9ng l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn trong ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00f3a h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 sinh h\u1ecdc. Ch\u00fang c\u00f3 k\u00edch th\u01b0\u1edbc r\u1ea5t nh\u1ecf, th\u01b0\u1eddng ch\u1ec9 \u1edf m\u1ee9c micro ho\u1eb7c nano-m\u00e9t, v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 an to\u00e0n. M\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 an to\u00e0n c\u1ee7a c\u00e1c vi l\u00f2 ph\u1ea3n \u1ee9ng ch\u00ednh l\u00e0 vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9.<\/p>\n<h2>Vai tr\u00f2 c\u1ee7a vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9<\/h2>\n<p>Trong b\u1ea5t k\u1ef3 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc n\u00e0o, nhi\u1ec7t \u0111\u1ed9 \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9 v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a ph\u1ea3n \u1ee9ng. \u0110\u1ed1i v\u1edbi c\u00e1c vi l\u00f2 ph\u1ea3n \u1ee9ng, nhi\u1ec7t \u0111\u1ed9 c\u00f2n quan tr\u1ecdng h\u01a1n n\u1eefa b\u1edfi v\u00ec:<\/p>\n<ul>\n<li><b>Hi\u1ec7u su\u1ea5t ph\u1ea3n \u1ee9ng:<\/b> Nhi\u1ec7t \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 ph\u1ea3n \u1ee9ng v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a s\u1ea3n ph\u1ea9m.<\/li>\n<li><b>\u0110\u1ed9 an to\u00e0n:<\/b> Nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao c\u00f3 th\u1ec3 g\u00e2y ra s\u1ef1 c\u1ed1 nh\u01b0 ph\u00e1t n\u1ed5, trong khi nhi\u1ec7t \u0111\u1ed9 qu\u00e1 th\u1ea5p c\u00f3 th\u1ec3 l\u00e0m cho ph\u1ea3n \u1ee9ng kh\u00f4ng x\u1ea3y ra.<\/li>\n<li><b>Ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c:<\/b> Do k\u00edch th\u01b0\u1edbc nh\u1ecf, vi\u1ec7c nhi\u1ec7t \u0111\u1ed9 thay \u0111\u1ed5i d\u00f9 ch\u1ec9 m\u1ed9t ch\u00fat c\u0169ng g\u00e2y ra h\u1eadu qu\u1ea3 l\u1edbn.<\/li>\n<\/ul>\n<h2>C\u00e1ch \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9<\/h2>\n<p>C\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 trong c\u00e1c vi l\u00f2 ph\u1ea3n \u1ee9ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p th\u00f4ng d\u1ee5ng:<\/p>\n<ol>\n<li><b>S\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9:<\/b> C\u00e1c c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9 nh\u01b0 c\u1eb7p nhi\u1ec7t \u0111i\u1ec7n ho\u1eb7c nhi\u1ec7t \u0111i\u1ec7n tr\u1edf \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 theo d\u00f5i nhi\u1ec7t \u0111\u1ed9 b\u00ean trong vi l\u00f2 ph\u1ea3n \u1ee9ng.<\/li>\n<li><b>H\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t v\u00e0 gia nhi\u1ec7t:<\/b> C\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y gi\u00fap duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh b\u1eb1ng c\u00e1ch cung c\u1ea5p ho\u1eb7c r\u00fat nhi\u1ec7t ra kh\u1ecfi vi l\u00f2 ph\u1ea3n \u1ee9ng theo nhu c\u1ea7u.<\/li>\n<li><b>\u0110i\u1ec1u khi\u1ec3n d\u1ef1a tr\u00ean vi x\u1eed l\u00fd:<\/b> S\u1eed d\u1ee5ng vi x\u1eed l\u00fd \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh v\u00e0 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 theo c\u00e1c thu\u1eadt to\u00e1n \u0111\u00e3 l\u1eadp tr\u00ecnh s\u1eb5n.<\/li>\n<\/ol>\n<h2>C\u00f4ng th\u1ee9c nhi\u1ec7t \u0111\u1ed9ng h\u1ecdc c\u01a1 b\u1ea3n<\/h2>\n<p>\u0110\u1ec3 t\u00ednh to\u00e1n v\u00e0 \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 trong c\u00e1c vi l\u00f2 ph\u1ea3n \u1ee9ng, c\u00e1c c\u00f4ng th\u1ee9c nhi\u1ec7t \u0111\u1ed9ng h\u1ecdc c\u01a1 b\u1ea3n th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. M\u1ed9t trong nh\u1eefng c\u00f4ng th\u1ee9c quan tr\u1ecdng l\u00e0 ph\u01b0\u01a1ng tr\u00ecnh nhi\u1ec7t l\u01b0\u1ee3ng nh\u01b0 sau:<\/p>\n<p><code>Q = mc\u0394T<\/code><\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li>Q: Nhi\u1ec7t l\u01b0\u1ee3ng (Joule)<\/li>\n<li>m: Kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t (kg)<\/li>\n<li>c: Nhi\u1ec7t dung ri\u00eang c\u1ee7a ch\u1ea5t (J\/kg\u00b7K)<\/li>\n<li>\u0394T: \u0110\u1ed9 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 (K)<\/li>\n<\/ul>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>Vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 trong c\u00e1c vi l\u00f2 ph\u1ea3n \u1ee9ng l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 k\u1ef9 thu\u1eadt quan tr\u1ecdng nh\u1eb1m \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 an to\u00e0n c\u1ee7a ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc. Qua c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 v\u00e0 vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng th\u1ee9c nhi\u1ec7t \u0111\u1ed9ng h\u1ecdc c\u01a1 b\u1ea3n, c\u00e1c k\u1ef9 s\u01b0 v\u00e0 nh\u00e0 khoa h\u1ecdc c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a c\u00e1c qu\u00e1 tr\u00ecnh ph\u1ea3n \u1ee9ng v\u00e0 m\u1edf r\u1ed9ng \u1ee9ng d\u1ee5ng c\u1ee7a c\u00f4ng ngh\u1ec7 vi l\u00f2 ph\u1ea3n \u1ee9ng trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 trong c\u00e1c vi l\u00f2 ph\u1ea3n \u1ee9ng: Kh\u00e1m ph\u00e1 ph\u01b0\u01a1ng ph\u00e1p v\u00e0 c\u00f4ng ngh\u1ec7 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 hi\u1ec7u qu\u1ea3 trong c\u00e1c h\u1ec7 th\u1ed1ng vi l\u00f2 ph\u1ea3n \u1ee9ng hi\u1ec7n \u0111\u1ea1i.<\/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>\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 trong c\u00e1c vi l\u00f2 ph\u1ea3n \u1ee9ng<\/title>\n<meta name=\"description\" content=\"\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 trong c\u00e1c vi l\u00f2 ph\u1ea3n \u1ee9ng: Kh\u00e1m ph\u00e1 ph\u01b0\u01a1ng ph\u00e1p v\u00e0 c\u00f4ng ngh\u1ec7 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 hi\u1ec7u qu\u1ea3 trong c\u00e1c h\u1ec7 th\u1ed1ng vi l\u00f2 ph\u1ea3n \u1ee9ng hi\u1ec7n \u0111\u1ea1i.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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