{"id":701140,"date":"2024-10-25T11:14:02","date_gmt":"2024-10-25T10:14:02","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=701140"},"modified":"2024-10-25T11:14:02","modified_gmt":"2024-10-25T10:14:02","slug":"hieu-suat-nhiet-cua-vai-thay-doi-pha","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/hieu-suat-nhiet-cua-vai-thay-doi-pha\/","title":{"rendered":"Hi\u1ec7u su\u1ea5t nhi\u1ec7t c\u1ee7a v\u1ea3i thay \u0111\u1ed5i pha"},"content":{"rendered":"<p class=\"sidekick\">Hi\u1ec7u su\u1ea5t nhi\u1ec7t c\u1ee7a v\u1ea3i thay \u0111\u1ed5i pha: Ti\u1ebft l\u1ed9 c\u00e1ch v\u1ea3i \u0111\u1eb7c bi\u1ec7t h\u1ea5p thu v\u00e0 gi\u1ea3i ph\u00f3ng nhi\u1ec7t, c\u1ea3i thi\u1ec7n s\u1ef1 tho\u1ea3i m\u00e1i v\u00e0 hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng trong trang ph\u1ee5c v\u00e0 x\u00e2y d\u1ef1ng.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/hieu_suat_nhiet_cua_vai_thay_doi_pha.png\" alt=\"Hi\u1ec7u su\u1ea5t nhi\u1ec7t c\u1ee7a v\u1ea3i thay \u0111\u1ed5i pha\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Hi\u1ec7u su\u1ea5t nhi\u1ec7t c\u1ee7a v\u1ea3i thay \u0111\u1ed5i pha<\/h2>\n<p>V\u1ea3i thay \u0111\u1ed5i pha (Phase Change Material &#8211; PCM) l\u00e0 m\u1ed9t trong nh\u1eefng \u1ee9ng d\u1ee5ng ti\u00ean ti\u1ebfn trong l\u0129nh v\u1ef1c nhi\u1ec7t h\u1ecdc v\u00e0 k\u1ef9 thu\u1eadt nhi\u1ec7t. V\u1eadt li\u1ec7u n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5, l\u01b0u tr\u1eef v\u00e0 ph\u00e1t ra nhi\u1ec7t l\u01b0\u1ee3ng th\u00f4ng qua qu\u00e1 tr\u00ecnh thay \u0111\u1ed5i tr\u1ea1ng th\u00e1i pha t\u1eeb r\u1eafn sang l\u1ecfng v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/p>\n<h2>C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a v\u1ea3i thay \u0111\u1ed5i pha<\/h2>\n<p>PCM ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean t\u1eafc chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng n\u1ed9i t\u1ea1i khi thay \u0111\u1ed5i tr\u1ea1ng th\u00e1i. Khi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng t\u0103ng l\u00ean v\u00e0 v\u01b0\u1ee3t qua \u0111i\u1ec3m n\u00f3ng ch\u1ea3y c\u1ee7a PCM, v\u1eadt li\u1ec7u n\u00e0y s\u1ebd h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t v\u00e0 chuy\u1ec3n t\u1eeb tr\u1ea1ng th\u00e1i r\u1eafn sang tr\u1ea1ng th\u00e1i l\u1ecfng. Ng\u01b0\u1ee3c l\u1ea1i, khi nhi\u1ec7t \u0111\u1ed9 gi\u1ea3m xu\u1ed1ng d\u01b0\u1edbi \u0111i\u1ec3m \u0111\u00f4ng \u0111\u1eb7c, PCM s\u1ebd ph\u00f3ng th\u00edch n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t v\u00e0 chuy\u1ec3n t\u1eeb tr\u1ea1ng th\u00e1i l\u1ecfng th\u00e0nh tr\u1ea1ng th\u00e1i r\u1eafn.<\/p>\n<h2>Hi\u1ec7u su\u1ea5t nhi\u1ec7t c\u1ee7a v\u1ea3i thay \u0111\u1ed5i pha<\/h2>\n<p>Hi\u1ec7u su\u1ea5t nhi\u1ec7t c\u1ee7a v\u1ea3i PCM \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 d\u1ef1a tr\u00ean c\u00e1c y\u1ebfu t\u1ed1 sau:<\/p>\n<ul>\n<li><strong>Kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef nhi\u1ec7t<\/strong>: V\u1ea3i PCM c\u00f3 kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef nhi\u1ec7t l\u01b0\u1ee3ng l\u1edbn trong kho\u1ea3ng th\u1eddi gian d\u00e0i. \u0110i\u1ec1u n\u00e0y gi\u00fap duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3 ng\u01b0\u1eddi s\u1eed d\u1ee5ng \u1edf m\u1ee9c \u1ed5n \u0111\u1ecbnh, l\u00e0m gi\u1ea3m s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 \u0111\u1ed9t ng\u1ed9t.<\/li>\n<li><strong>T\u00ednh n\u0103ng h\u1ea5p th\u1ee5 v\u00e0 ph\u00e1t nhi\u1ec7t<\/strong>: PCM c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5 nhi\u1ec7t nhanh ch\u00f3ng v\u00e0 ph\u00f3ng ra nhi\u1ec7t \u0111\u1ec1u \u0111\u1eb7n, gi\u00fap duy tr\u00ec m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 tho\u1ea3i m\u00e1i.<\/li>\n<\/ul>\n<h2>C\u00f4ng th\u1ee9c t\u00ednh n\u0103ng l\u01b0\u1ee3ng h\u1ea5p th\u1ee5 v\u00e0 ph\u00f3ng th\u00edch<\/h2>\n<p>N\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t l\u01b0\u1ee3ng h\u1ea5p th\u1ee5 hay ph\u00f3ng th\u00edch b\u1edfi PCM \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ee9c:<\/p>\n<p>\\[ Q = m \\cdot L \\]\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li><em>Q<\/em>: L\u01b0\u1ee3ng nhi\u1ec7t h\u1ea5p th\u1ee5\/ph\u00f3ng th\u00edch (Joule)<\/li>\n<li><em>m<\/em>: Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a PCM (kg)<\/li>\n<li><em>L<\/em>: Nhi\u1ec7t dung \u1ea9n khi chuy\u1ec3n pha (J\/kg)<\/li>\n<\/ul>\n<h2>\u01afu \u0111i\u1ec3m v\u00e0 \u1ee9ng d\u1ee5ng<\/h2>\n<p>PCM \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c s\u1ea3n ph\u1ea9m nh\u01b0:<\/p>\n<ol>\n<li><strong>Qu\u1ea7n \u00e1o th\u1ec3 thao<\/strong>: Gi\u00fap \u0111i\u1ec1u h\u00f2a nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3 v\u1eadn \u0111\u1ed9ng vi\u00ean.<\/li>\n<li><strong>Ch\u0103n g\u1ed1i<\/strong>: Duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 tho\u1ea3i m\u00e1i su\u1ed1t \u0111\u00eam.<\/li>\n<li><strong>Thi\u1ebft b\u1ecb y t\u1ebf<\/strong>: H\u1ed7 tr\u1ee3 trong vi\u1ec7c b\u1ea3o qu\u1ea3n d\u01b0\u1ee3c ph\u1ea9m v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m y t\u1ebf \u1edf nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh.<\/li>\n<\/ol>\n<p>Nh\u1edd kh\u1ea3 n\u0103ng \u0111i\u1ec1u h\u00f2a nhi\u1ec7t \u0111\u1ed9 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, PCM kh\u00f4ng ch\u1ec9 n\u00e2ng cao s\u1ef1 tho\u1ea3i m\u00e1i cho ng\u01b0\u1eddi s\u1eed d\u1ee5ng m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng trong c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a nhi\u1ec7t \u0111\u1ed9.<\/p>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>\u1ee8ng d\u1ee5ng c\u1ee7a v\u1ea3i thay \u0111\u1ed5i pha trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau \u0111\u00e3 ch\u1ee9ng minh ti\u1ec1m n\u0103ng l\u1edbn trong vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t nhi\u1ec7t v\u00e0 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng cu\u1ed9c s\u1ed1ng. Nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n th\u00eam v\u1ec1 v\u1eadt li\u1ec7u n\u00e0y ch\u1eafc ch\u1eafn s\u1ebd m\u1edf ra nhi\u1ec1u c\u01a1 h\u1ed9i m\u1edbi trong t\u01b0\u01a1ng lai.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec7u su\u1ea5t nhi\u1ec7t c\u1ee7a v\u1ea3i thay \u0111\u1ed5i pha: Ti\u1ebft l\u1ed9 c\u00e1ch v\u1ea3i \u0111\u1eb7c bi\u1ec7t h\u1ea5p thu v\u00e0 gi\u1ea3i ph\u00f3ng nhi\u1ec7t, c\u1ea3i thi\u1ec7n s\u1ef1 tho\u1ea3i m\u00e1i v\u00e0 hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng trong trang ph\u1ee5c v\u00e0 x\u00e2y d\u1ef1ng.<\/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>Hi\u1ec7u su\u1ea5t nhi\u1ec7t c\u1ee7a v\u1ea3i thay \u0111\u1ed5i pha<\/title>\n<meta name=\"description\" content=\"Hi\u1ec7u su\u1ea5t nhi\u1ec7t c\u1ee7a v\u1ea3i thay \u0111\u1ed5i pha: Ti\u1ebft l\u1ed9 c\u00e1ch v\u1ea3i \u0111\u1eb7c bi\u1ec7t h\u1ea5p thu v\u00e0 gi\u1ea3i ph\u00f3ng nhi\u1ec7t, c\u1ea3i thi\u1ec7n s\u1ef1 tho\u1ea3i m\u00e1i v\u00e0 hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng trong trang ph\u1ee5c v\u00e0 x\u00e2y d\u1ef1ng.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.thermal-engineering.org\/vi\/hieu-suat-nhiet-cua-vai-thay-doi-pha\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hi\u1ec7u su\u1ea5t nhi\u1ec7t c\u1ee7a v\u1ea3i thay \u0111\u1ed5i pha\" \/>\n<meta property=\"og:description\" content=\"Hi\u1ec7u su\u1ea5t nhi\u1ec7t c\u1ee7a v\u1ea3i thay \u0111\u1ed5i pha: Ti\u1ebft l\u1ed9 c\u00e1ch v\u1ea3i \u0111\u1eb7c bi\u1ec7t h\u1ea5p thu v\u00e0 gi\u1ea3i ph\u00f3ng nhi\u1ec7t, c\u1ea3i thi\u1ec7n s\u1ef1 tho\u1ea3i m\u00e1i v\u00e0 hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng trong trang ph\u1ee5c v\u00e0 x\u00e2y d\u1ef1ng.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/hieu-suat-nhiet-cua-vai-thay-doi-pha\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta property=\"article:published_time\" content=\"2024-10-25T10:14:02+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/hieu_suat_nhiet_cua_vai_thay_doi_pha.png\" \/>\n<meta name=\"twitter:card\" content=\"summary\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\">\n\t<meta name=\"twitter:data1\" content=\"Nick Connor\">\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\">\n\t<meta name=\"twitter:data2\" content=\"3 minutes\">\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\",\"url\":\"https:\/\/www.thermal-engineering.org\/fr\/\",\"name\":\"Thermal Engineering\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"https:\/\/www.thermal-engineering.org\/fr\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"vi-VN\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/hieu-suat-nhiet-cua-vai-thay-doi-pha\/#primaryimage\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/hieu_suat_nhiet_cua_vai_thay_doi_pha.png\",\"width\":1000,\"height\":1000,\"caption\":\"Hi\\u1ec7u su\\u1ea5t nhi\\u1ec7t c\\u1ee7a v\\u1ea3i thay \\u0111\\u1ed5i pha\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/hieu-suat-nhiet-cua-vai-thay-doi-pha\/#webpage\",\"url\":\"https:\/\/www.thermal-engineering.org\/vi\/hieu-suat-nhiet-cua-vai-thay-doi-pha\/\",\"name\":\"Hi\\u1ec7u su\\u1ea5t nhi\\u1ec7t c\\u1ee7a v\\u1ea3i thay \\u0111\\u1ed5i pha\",\"isPartOf\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/hieu-suat-nhiet-cua-vai-thay-doi-pha\/#primaryimage\"},\"datePublished\":\"2024-10-25T10:14:02+00:00\",\"dateModified\":\"2024-10-25T10:14:02+00:00\",\"author\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"Hi\\u1ec7u su\\u1ea5t nhi\\u1ec7t c\\u1ee7a v\\u1ea3i thay \\u0111\\u1ed5i pha: Ti\\u1ebft l\\u1ed9 c\\u00e1ch v\\u1ea3i \\u0111\\u1eb7c bi\\u1ec7t h\\u1ea5p thu v\\u00e0 gi\\u1ea3i ph\\u00f3ng nhi\\u1ec7t, c\\u1ea3i thi\\u1ec7n s\\u1ef1 tho\\u1ea3i m\\u00e1i v\\u00e0 hi\\u1ec7u qu\\u1ea3 n\\u0103ng l\\u01b0\\u1ee3ng trong trang ph\\u1ee5c v\\u00e0 x\\u00e2y d\\u1ef1ng.\",\"inLanguage\":\"vi-VN\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.thermal-engineering.org\/vi\/hieu-suat-nhiet-cua-vai-thay-doi-pha\/\"]}]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\",\"name\":\"Nick Connor\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#personlogo\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/84c0dec310b44b65da29dc9df6925239?s=96&d=mm&r=g\",\"caption\":\"Nick Connor\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","_links":{"self":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts\/701140"}],"collection":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/comments?post=701140"}],"version-history":[{"count":0,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts\/701140\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/media?parent=701140"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/categories?post=701140"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/tags?post=701140"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}