{"id":693408,"date":"2024-09-07T20:54:19","date_gmt":"2024-09-07T19:54:19","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=693408"},"modified":"2024-09-07T20:54:19","modified_gmt":"2024-09-07T19:54:19","slug":"nhua-dan-nhiet-quan-ly-nhiet-trong-luong-nhe","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/nhua-dan-nhiet-quan-ly-nhiet-trong-luong-nhe\/","title":{"rendered":"Nh\u1ef1a d\u1eabn nhi\u1ec7t | Qu\u1ea3n l\u00fd nhi\u1ec7t, Tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9"},"content":{"rendered":"<p class=\"sidekick\">Nh\u1ef1a d\u1eabn nhi\u1ec7t; T\u0103ng hi\u1ec7u su\u1ea5t qu\u1ea3n l\u00fd nhi\u1ec7t, gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m. T\u00ecm hi\u1ec3u c\u00f4ng ngh\u1ec7 m\u1edbi gi\u00fap n\u00e2ng cao hi\u1ec7u n\u0103ng 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\/nhua_dan_nhiet_quan_ly_nhiet_trong_luong_nhe.png\" alt=\"Nh\u1ef1a d\u1eabn nhi\u1ec7t | Qu\u1ea3n l\u00fd nhi\u1ec7t, Tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Nh\u1ef1a d\u1eabn nhi\u1ec7t | Qu\u1ea3n l\u00fd nhi\u1ec7t, Tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9<\/h2>\n<p>Nh\u1ef1a d\u1eabn nhi\u1ec7t l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u nh\u1ef1a \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 d\u1eabn nhi\u1ec7t cao, gi\u00fap qu\u1ea3n l\u00fd nhi\u1ec7t hi\u1ec7u qu\u1ea3 trong c\u00e1c \u1ee9ng d\u1ee5ng nhi\u1ec7t h\u1ecdc. Nh\u1eefng v\u1eadt li\u1ec7u n\u00e0y \u0111ang tr\u1edf th\u00e0nh s\u1ef1 l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u1edd v\u00e0o kh\u1ea3 n\u0103ng n\u1ed5i b\u1eadt c\u1ee7a ch\u00fang trong vi\u1ec7c truy\u1ec1n nhi\u1ec7t v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng nh\u1eb9.<\/p>\n<h2>Kh\u1ea3 n\u0103ng D\u1eabn Nhi\u1ec7t<\/h2>\n<p>Th\u00f4ng th\u01b0\u1eddng, nh\u1ef1a kh\u00f4ng ph\u1ea3i l\u00e0 v\u1eadt li\u1ec7u c\u00f3 kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t t\u1ed1t. Tuy nhi\u00ean, b\u1eb1ng c\u00e1ch th\u00eam v\u00e0o c\u00e1c ch\u1ea5t ph\u1ee5 gia nh\u01b0 h\u1ea1t d\u1eabn nhi\u1ec7t, s\u1ee3i carbon, ho\u1eb7c kim lo\u1ea1i, nh\u1ef1a d\u1eabn nhi\u1ec7t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o ra. Kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t c\u1ee7a nh\u1ef1a d\u1eabn nhi\u1ec7t c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u1ebfn kho\u1ea3ng 1-20 W\/mK (watt tr\u00ean m\u00e9t Kelvin), so v\u1edbi nh\u1ef1a ti\u00eau chu\u1ea9n c\u00f3 \u0111\u1ed9 d\u1eabn nhi\u1ec7t ch\u1ec9 kho\u1ea3ng 0.2 W\/mK.<\/p>\n<h2>Qu\u1ea3n L\u00fd Nhi\u1ec7t<\/h2>\n<p>Qu\u1ea3n l\u00fd nhi\u1ec7t l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong thi\u1ebft k\u1ebf v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed v\u00e0 c\u01a1 kh\u00ed hi\u1ec7n \u0111\u1ea1i. Nh\u1ef1a d\u1eabn nhi\u1ec7t gi\u00fap t\u1ea3n nhi\u1ec7t hi\u1ec7u qu\u1ea3 t\u1eeb c\u00e1c b\u1ed9 ph\u1eadn ph\u00e1t nhi\u1ec7t, gi\u00fap n\u00e2ng cao \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a thi\u1ebft b\u1ecb. C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>B\u1ea3ng m\u1ea1ch in (PCB)<\/strong>: T\u1ea3n nhi\u1ec7t t\u1eeb c\u00e1c th\u00e0nh ph\u1ea7n \u0111i\u1ec7n t\u1eed.<\/li>\n<li><strong>H\u1ed9p b\u1ea3o v\u1ec7 \u0111i\u1ec7n t\u1eed<\/strong>: Cung c\u1ea5p kh\u1ea3 n\u0103ng t\u1ea3n nhi\u1ec7t cho c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed b\u00ean trong h\u1ed9p.<\/li>\n<li><strong>\u0110\u00e8n LED<\/strong>: H\u1ed7 tr\u1ee3 trong vi\u1ec7c gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 c\u1ee7a \u0111\u00e8n LED, t\u1eeb \u0111\u00f3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a s\u1ea3n ph\u1ea9m.<\/li>\n<\/ul>\n<h2>Tr\u1ecdng L\u01b0\u1ee3ng Nh\u1eb9<\/h2>\n<p>M\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m l\u1edbn c\u1ee7a nh\u1ef1a d\u1eabn nhi\u1ec7t so v\u1edbi kim lo\u1ea1i l\u00e0 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9. Nh\u1ef1a c\u00f3 t\u1ef7 tr\u1ecdng th\u1ea5p h\u01a1n nhi\u1ec1u so v\u1edbi kim lo\u1ea1i, do \u0111\u00f3 n\u00f3 gi\u00fap gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng t\u1ed5ng th\u1ec3 c\u1ee7a s\u1ea3n ph\u1ea9m, l\u00e0m cho s\u1ea3n ph\u1ea9m d\u1ec5 d\u00e0ng di chuy\u1ec3n v\u00e0 l\u1eafp \u0111\u1eb7t h\u01a1n. C\u1ee5 th\u1ec3, nh\u1ef1a c\u00f3 t\u1ef7 tr\u1ecdng kho\u1ea3ng 1-2 g\/cm<sup>3<\/sup>, trong khi \u0111\u00f3 kim lo\u1ea1i nh\u01b0 nh\u00f4m c\u00f3 t\u1ef7 tr\u1ecdng kho\u1ea3ng 2.7 g\/cm<sup>3<\/sup> v\u00e0 \u0111\u1ed3ng c\u00f3 t\u1ef7 tr\u1ecdng kho\u1ea3ng 8.96 g\/cm<sup>3<\/sup>.<\/p>\n<p>V\u1edbi nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y, nh\u1ef1a d\u1eabn nhi\u1ec7t mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch cho c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong l\u0129nh v\u1ef1c \u0111i\u1ec7n t\u1eed v\u00e0 \u00f4 t\u00f4 n\u01a1i m\u00e0 qu\u1ea3n l\u00fd nhi\u1ec7t v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng. Nh\u1eefng ti\u1ebfn b\u1ed9 trong c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t nh\u1ef1a d\u1eabn nhi\u1ec7t ti\u1ebfp t\u1ee5c m\u1edf ra nhi\u1ec1u c\u01a1 h\u1ed9i m\u1edbi cho s\u1ef1 ph\u00e1t tri\u1ec3n v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a v\u1eadt li\u1ec7u n\u00e0y.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nh\u1ef1a d\u1eabn nhi\u1ec7t; T\u0103ng hi\u1ec7u su\u1ea5t qu\u1ea3n l\u00fd nhi\u1ec7t, gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m. T\u00ecm hi\u1ec3u c\u00f4ng ngh\u1ec7 m\u1edbi gi\u00fap n\u00e2ng cao hi\u1ec7u n\u0103ng 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\/ -->\n<title>Nh\u1ef1a d\u1eabn nhi\u1ec7t | Qu\u1ea3n l\u00fd nhi\u1ec7t, Tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9<\/title>\n<meta name=\"description\" content=\"Nh\u1ef1a d\u1eabn nhi\u1ec7t; T\u0103ng hi\u1ec7u su\u1ea5t qu\u1ea3n l\u00fd nhi\u1ec7t, gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m. 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