{"id":673352,"date":"2024-10-07T04:57:11","date_gmt":"2024-10-07T03:57:11","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=673352"},"modified":"2024-10-07T04:57:11","modified_gmt":"2024-10-07T03:57:11","slug":"cach-cac-vat-lieu-chuyen-pha-hap-thu-nhiet","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/cach-cac-vat-lieu-chuyen-pha-hap-thu-nhiet\/","title":{"rendered":"C\u00e1ch c\u00e1c v\u1eadt li\u1ec7u chuy\u1ec3n pha h\u1ea5p th\u1ee5 nhi\u1ec7t"},"content":{"rendered":"

V\u1eadt li\u1ec7u chuy\u1ec3n pha h\u1ea5p th\u1ee5 nhi\u1ec7t gi\u00fap l\u01b0u tr\u1eef v\u00e0 gi\u1ea3i ph\u00f3ng n\u0103ng l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3. B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a ch\u00fang.<\/p>\n

\"C\u00e1ch<\/p>\n

C\u00e1ch C\u00e1c V\u1eadt Li\u1ec7u Chuy\u1ec3n Pha H\u1ea5p Th\u1ee5 Nhi\u1ec7t<\/h2>\n

Trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt nhi\u1ec7t, c\u00e1c v\u1eadt li\u1ec7u chuy\u1ec3n pha (PCM) \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c h\u1ea5p th\u1ee5 v\u00e0 gi\u1ea3i ph\u00f3ng nhi\u1ec7t. C\u00e1c v\u1eadt li\u1ec7u n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 ho\u1eb7c gi\u1ea3i ph\u00f3ng m\u1ed9t l\u01b0\u1ee3ng l\u1edbn nhi\u1ec7t khi ch\u00fang chuy\u1ec3n t\u1eeb pha r\u1eafn sang pha l\u1ecfng ho\u1eb7c ng\u01b0\u1ee3c l\u1ea1i. H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1ch c\u00e1c v\u1eadt li\u1ec7u n\u00e0y ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

Nguy\u00ean L\u00fd Ho\u1ea1t \u0110\u1ed9ng<\/h2>\n

Khi m\u1ed9t v\u1eadt li\u1ec7u chuy\u1ec3n pha t\u1eeb r\u1eafn sang l\u1ecfng, n\u00f3 h\u1ea5p th\u1ee5 m\u1ed9t l\u01b0\u1ee3ng nhi\u1ec7t \u0111\u00e1ng k\u1ec3 m\u00e0 kh\u00f4ng l\u00e0m t\u0103ng nhi\u1ec7t \u0111\u1ed9 c\u1ee7a ch\u00ednh n\u00f3. Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 nhi\u1ec7t h\u00f3a l\u1ecfng<\/em>. T\u01b0\u01a1ng t\u1ef1, khi m\u1ed9t v\u1eadt li\u1ec7u t\u1eeb l\u1ecfng chuy\u1ec3n l\u1ea1i th\u00e0nh r\u1eafn, n\u00f3 gi\u1ea3i ph\u00f3ng c\u00f9ng m\u1ed9t l\u01b0\u1ee3ng nhi\u1ec7t. Qu\u00e1 tr\u00ecnh n\u00e0y g\u1ecdi l\u00e0 nhi\u1ec7t h\u00f3a r\u1eafn<\/em>.<\/p>\n

V\u00ed D\u1ee5 v\u1ec1 V\u1eadt Li\u1ec7u Chuy\u1ec3n Pha<\/h2>\n
    \n
  • Paraffin:<\/b> M\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn d\u00f9ng trong k\u1ef9 thu\u1eadt nhi\u1ec7t.<\/li>\n
  • Mu\u1ed1i Hydrate:<\/b> C\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 nhi\u1ec7t cao.<\/li>\n
  • V\u1eadt Li\u1ec7u V\u00f4 C\u01a1:<\/b> Nh\u01b0 c\u00e1c kim lo\u1ea1i c\u00f3 \u0111i\u1ec3m n\u00f3ng ch\u1ea3y th\u1ea5p.<\/li>\n<\/ul>\n

    \u1ee8ng D\u1ee5ng Th\u1ef1c Ti\u1ec5n<\/h2>\n

    C\u00e1c v\u1eadt li\u1ec7u chuy\u1ec3n pha \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n nh\u1eb1m l\u01b0u tr\u1eef v\u00e0 qu\u1ea3n l\u00fd nhi\u1ec7t:<\/p>\n

      \n
    1. H\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t\/n\u00f3ng:<\/b> D\u00f9ng trong t\u00f2a nh\u00e0 v\u00e0 xe c\u1ed9 \u0111\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 l\u00fd t\u01b0\u1edfng.<\/li>\n
    2. N\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o:<\/b> L\u01b0u tr\u1eef nhi\u1ec7t t\u1eeb c\u00e1c h\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi.<\/li>\n
    3. Thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed:<\/b> B\u1ea3o v\u1ec7 linh ki\u1ec7n kh\u1ecfi qu\u00e1 nhi\u1ec7t.<\/li>\n<\/ol>\n

      C\u00f4ng Th\u1ee9c T\u00ednh Nhi\u1ec7t L\u01b0\u1ee3ng Chuy\u1ec3n Pha<\/h2>\n

      C\u00f4ng th\u1ee9c c\u01a1 b\u1ea3n \u0111\u1ec3 t\u00ednh nhi\u1ec7t l\u01b0\u1ee3ng l\u01b0u tr\u1eef ho\u1eb7c gi\u1ea3i ph\u00f3ng trong qu\u00e1 tr\u00ecnh chuy\u1ec3n pha l\u00e0:<\/p>\n

      \\( Q = m \\cdot \\Delta H \\) <\/p>\n

      Trong \u0111\u00f3:<\/p>\n

        \n
      • \\( Q \\): L\u01b0\u1ee3ng nhi\u1ec7t (Joules)<\/li>\n
      • \\( m \\): Kh\u1ed1i l\u01b0\u1ee3ng v\u1eadt li\u1ec7u (kg)<\/li>\n
      • \\( \\Delta H \\): Nhi\u1ec7t h\u00f3a (J\/kg)<\/li>\n<\/ul>\n

        K\u1ebft Lu\u1eadn<\/h2>\n

        C\u00e1c v\u1eadt li\u1ec7u chuy\u1ec3n pha \u0111ang \u0111\u00f3ng vai tr\u00f2 quy\u1ebft \u0111\u1ecbnh trong vi\u1ec7c qu\u1ea3n l\u00fd v\u00e0 s\u1eed d\u1ee5ng nhi\u1ec7t hi\u1ec7u qu\u1ea3. V\u1edbi kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 v\u00e0 gi\u1ea3i ph\u00f3ng nhi\u1ec7t m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, ch\u00fang \u0111\u00f3ng g\u00f3p v\u00e0o vi\u1ec7c n\u00e2ng cao hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u00e0 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng. H\u00e3y kh\u00e1m ph\u00e1 th\u00eam v\u1ec1 c\u00e1ch ch\u00fang c\u00f3 th\u1ec3 \u1ee9ng d\u1ee5ng trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y v\u00e0 nh\u1eefng ti\u1ec1m n\u0103ng ph\u00e1t tri\u1ec3n trong t\u01b0\u01a1ng lai.<\/p>\n","protected":false},"excerpt":{"rendered":"

        V\u1eadt li\u1ec7u chuy\u1ec3n pha h\u1ea5p th\u1ee5 nhi\u1ec7t gi\u00fap l\u01b0u tr\u1eef v\u00e0 gi\u1ea3i ph\u00f3ng n\u0103ng l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3. B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a ch\u00fang.<\/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":"\nC\u00e1ch c\u00e1c v\u1eadt li\u1ec7u chuy\u1ec3n pha h\u1ea5p th\u1ee5 nhi\u1ec7t<\/title>\n<meta name=\"description\" content=\"V\u1eadt li\u1ec7u chuy\u1ec3n pha h\u1ea5p th\u1ee5 nhi\u1ec7t gi\u00fap l\u01b0u tr\u1eef v\u00e0 gi\u1ea3i ph\u00f3ng n\u0103ng l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3. B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a ch\u00fang.\" \/>\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\/cach-cac-vat-lieu-chuyen-pha-hap-thu-nhiet\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C\u00e1ch c\u00e1c v\u1eadt li\u1ec7u chuy\u1ec3n pha h\u1ea5p th\u1ee5 nhi\u1ec7t\" \/>\n<meta property=\"og:description\" content=\"V\u1eadt li\u1ec7u chuy\u1ec3n pha h\u1ea5p th\u1ee5 nhi\u1ec7t gi\u00fap l\u01b0u tr\u1eef v\u00e0 gi\u1ea3i ph\u00f3ng n\u0103ng l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3. B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a ch\u00fang.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/cach-cac-vat-lieu-chuyen-pha-hap-thu-nhiet\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta property=\"article:published_time\" content=\"2024-10-07T03:57:11+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/cach_cac_vat_lieu_chuyen_pha_hap_thu_nhiet.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\/cach-cac-vat-lieu-chuyen-pha-hap-thu-nhiet\/#primaryimage\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/cach_cac_vat_lieu_chuyen_pha_hap_thu_nhiet.png\",\"width\":1000,\"height\":1000,\"caption\":\"C\\u00e1ch c\\u00e1c v\\u1eadt li\\u1ec7u chuy\\u1ec3n pha h\\u1ea5p th\\u1ee5 nhi\\u1ec7t\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/cach-cac-vat-lieu-chuyen-pha-hap-thu-nhiet\/#webpage\",\"url\":\"https:\/\/www.thermal-engineering.org\/vi\/cach-cac-vat-lieu-chuyen-pha-hap-thu-nhiet\/\",\"name\":\"C\\u00e1ch c\\u00e1c v\\u1eadt li\\u1ec7u chuy\\u1ec3n pha h\\u1ea5p th\\u1ee5 nhi\\u1ec7t\",\"isPartOf\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/cach-cac-vat-lieu-chuyen-pha-hap-thu-nhiet\/#primaryimage\"},\"datePublished\":\"2024-10-07T03:57:11+00:00\",\"dateModified\":\"2024-10-07T03:57:11+00:00\",\"author\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"V\\u1eadt li\\u1ec7u chuy\\u1ec3n pha h\\u1ea5p th\\u1ee5 nhi\\u1ec7t gi\\u00fap l\\u01b0u tr\\u1eef v\\u00e0 gi\\u1ea3i ph\\u00f3ng n\\u0103ng l\\u01b0\\u1ee3ng hi\\u1ec7u qu\\u1ea3. 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