{"id":698837,"date":"2024-11-05T22:30:13","date_gmt":"2024-11-05T21:30:13","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=698837"},"modified":"2024-11-05T22:30:13","modified_gmt":"2024-11-05T21:30:13","slug":"dieu-chinh-nhiet-do-trong-cong-nghe-mac","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/dieu-chinh-nhiet-do-trong-cong-nghe-mac\/","title":{"rendered":"\u0110i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 trong c\u00f4ng ngh\u1ec7 m\u1eb7c"},"content":{"rendered":"<p class=\"sidekick\">Hi\u1ec3u c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 trong c\u00f4ng ngh\u1ec7 m\u1eb7c \u0111\u1ec3 t\u1ea1o ra c\u00e1c s\u1ea3n ph\u1ea9m th\u1eddi trang tho\u1ea3i m\u00e1i, hi\u1ec7u qu\u1ea3 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\/dieu_chinh_nhiet_do_trong_cong_nghe_mac.png\" alt=\"\u0110i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 trong c\u00f4ng ngh\u1ec7 m\u1eb7c\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\u0110i\u1ec1u Ch\u1ec9nh Nhi\u1ec7t \u0110\u1ed9 Trong C\u00f4ng Ngh\u1ec7 M\u1eb7c<\/h2>\n<p>\u0110i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng trong c\u00f4ng ngh\u1ec7 m\u1eb7c, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c l\u0129nh v\u1ef1c nh\u01b0 qu\u1ea7n \u00e1o b\u1ea3o h\u1ed9, th\u1ec3 thao v\u00e0 th\u1eddi trang. Hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1c nguy\u00ean l\u00fd c\u01a1 b\u1ea3n c\u1ee7a nhi\u1ec7t \u0111\u1ed9ng l\u1ef1c h\u1ecdc c\u0169ng nh\u01b0 c\u00e1ch \u00e1p d\u1ee5ng ch\u00fang v\u00e0o vi\u1ec7c ph\u00e1t tri\u1ec3n s\u1ea3n ph\u1ea9m c\u00f3 th\u1ec3 gi\u00fap t\u0103ng c\u01b0\u1eddng hi\u1ec7u su\u1ea5t v\u00e0 s\u1ef1 tho\u1ea3i m\u00e1i c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<h2>Nguy\u00ean L\u00fd C\u01a1 B\u1ea3n<\/h2>\n<p>Trong thermal engineering (k\u1ef9 thu\u1eadt nhi\u1ec7t), m\u1ee5c ti\u00eau ch\u00ednh l\u00e0 ki\u1ec3m so\u00e1t v\u00e0 qu\u1ea3n l\u00fd nhi\u1ec7t \u0111\u1ed9. C\u00e1c nguy\u00ean l\u00fd c\u01a1 b\u1ea3n bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>D\u1eabn nhi\u1ec7t (Conduction)<\/strong>: Qu\u00e1 tr\u00ecnh truy\u1ec1n nhi\u1ec7t qua m\u1ed9t ch\u1ea5t r\u1eafn t\u1eeb v\u00f9ng c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ebfn v\u00f9ng c\u00f3 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p.<\/li>\n<li><strong>\u0110\u1ed1i l\u01b0u (Convection)<\/strong>: Qu\u00e1 tr\u00ecnh truy\u1ec1n nhi\u1ec7t trong ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed, th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a ch\u1ea5t l\u01b0u.<\/li>\n<li><strong>B\u1ee9c x\u1ea1 nhi\u1ec7t (Radiation)<\/strong>: Qu\u00e1 tr\u00ecnh truy\u1ec1n nhi\u1ec7t qua kh\u00f4ng gian d\u01b0\u1edbi d\u1ea1ng s\u00f3ng \u0111i\u1ec7n t\u1eeb m\u00e0 kh\u00f4ng c\u1ea7n m\u00f4i tr\u01b0\u1eddng truy\u1ec1n d\u1eabn.<\/li>\n<\/ul>\n<h2>\u1ee8ng D\u1ee5ng Trong C\u00f4ng Ngh\u1ec7 M\u1eb7c<\/h2>\n<p>C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 trong c\u00f4ng ngh\u1ec7 m\u1eb7c r\u1ea5t \u0111a d\u1ea1ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 l\u0129nh v\u1ef1c n\u1ed5i b\u1eadt:<\/p>\n<h3>Qu\u1ea7n \u00c1o B\u1ea3o H\u1ed9<\/h3>\n<p>Qu\u1ea7n \u00e1o b\u1ea3o h\u1ed9 th\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao ho\u1eb7c th\u1ea5p, t\u00f9y thu\u1ed9c v\u00e0o m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c c\u1ee7a ng\u01b0\u1eddi s\u1eed d\u1ee5ng. V\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t nh\u01b0 Kevlar ho\u1eb7c Nomex th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ng\u0103n ch\u1eb7n nhi\u1ec7t \u0111\u1ed9 cao t\u1eeb vi\u1ec7c ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp \u0111\u1ebfn c\u01a1 th\u1ec3.<\/p>\n<h3>Qu\u1ea7n \u00c1o Th\u1ec3 Thao<\/h3>\n<p>\u0110\u1ed1i v\u1edbi qu\u1ea7n \u00e1o th\u1ec3 thao, vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 l\u00e0 c\u1ef1c k\u1ef3 quan tr\u1ecdng. V\u1ea3i th\u00f4ng tho\u00e1ng v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng th\u1ea5m h\u00fat m\u1ed3 h\u00f4i t\u1ed1t s\u1ebd gi\u00fap \u0111i\u1ec1u h\u00f2a nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3, gi\u1eef cho ng\u01b0\u1eddi m\u1eb7c c\u1ea3m th\u1ea5y tho\u1ea3i m\u00e1i v\u00e0 t\u0103ng hi\u1ec7u su\u1ea5t thi \u0111\u1ea5u.<\/p>\n<h3>Th\u1eddi Trang<\/h3>\n<p>Trong ng\u00e0nh c\u00f4ng nghi\u1ec7p th\u1eddi trang, c\u00e1c thi\u1ebft k\u1ebf kh\u00f4ng ch\u1ec9 t\u1eadp trung v\u00e0o v\u1ebb ngo\u00e0i, m\u00e0 c\u00f2n ph\u1ea3i ch\u00fa tr\u1ecdng \u0111\u1ebfn s\u1ef1 tho\u1ea3i m\u00e1i c\u1ee7a ng\u01b0\u1eddi m\u1eb7c. S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c lo\u1ea1i v\u1ea3i t\u1ef1 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9, nh\u01b0 v\u1ea3i pha v\u1edbi v\u1eadt li\u1ec7u thermochromic (ch\u1ea5t li\u1ec7u \u0111\u1ed5i m\u00e0u theo nhi\u1ec7t \u0111\u1ed9), \u0111ang t\u1ea1o n\u00ean s\u1ef1 b\u00f9ng n\u1ed5 trong ng\u00e0nh c\u00f4ng ngh\u1ec7 m\u1eb7c.<\/p>\n<h2>C\u00f4ng Ngh\u1ec7 Hi\u1ec7n \u0110\u1ea1i<\/h2>\n<p>C\u00e1c c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i \u0111ang cung c\u1ea5p nhi\u1ec1u gi\u1ea3i ph\u00e1p m\u1edbi \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9. C\u00e1c c\u00f4ng ngh\u1ec7 nh\u01b0 v\u1ea3i k\u1ef9 thu\u1eadt s\u1ed1 (e-textiles) t\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a nhi\u1ec7t \u0111\u1ed9 s\u1eed d\u1ee5ng \u0111i\u1ec7n n\u0103ng \u0111\u1ec3 l\u00e0m m\u00e1t ho\u1eb7c l\u00e0m \u1ea5m c\u01a1 th\u1ec3 theo y\u00eau c\u1ea7u. H\u1ec7 th\u1ed1ng c\u1ea3m bi\u1ebfn th\u00f4ng minh c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng, mang l\u1ea1i tr\u1ea3i nghi\u1ec7m t\u1ed1t h\u01a1n cho ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>\u0110i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 trong c\u00f4ng ngh\u1ec7 m\u1eb7c l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c kh\u00f4ng ng\u1eebng ph\u00e1t tri\u1ec3n, v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n t\u1eeb b\u1ea3o h\u1ed9 lao \u0111\u1ed9ng cho \u0111\u1ebfn th\u1eddi trang cao c\u1ea5p. Hi\u1ec3u v\u00e0 \u00e1p d\u1ee5ng \u0111\u00fang c\u00e1c nguy\u00ean l\u00fd c\u1ee7a thermal engineering s\u1ebd gi\u00fap ch\u00fang ta kh\u00f4ng ch\u1ec9 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 s\u1ef1 tho\u1ea3i m\u00e1i, m\u00e0 c\u00f2n t\u0103ng c\u01b0\u1eddng s\u1ef1 an to\u00e0n cho ng\u01b0\u1eddi s\u1eed d\u1ee5ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec3u c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 trong c\u00f4ng ngh\u1ec7 m\u1eb7c \u0111\u1ec3 t\u1ea1o ra c\u00e1c s\u1ea3n ph\u1ea9m th\u1eddi trang tho\u1ea3i m\u00e1i, hi\u1ec7u qu\u1ea3 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 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ 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