{"id":675957,"date":"2024-11-15T08:42:16","date_gmt":"2024-11-15T07:42:16","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=675957"},"modified":"2024-11-15T08:42:16","modified_gmt":"2024-11-15T07:42:16","slug":"kha-nang-chiu-soc-nhiet-anh-huong-den-vat-lieu-nhu-the-nao","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/kha-nang-chiu-soc-nhiet-anh-huong-den-vat-lieu-nhu-the-nao\/","title":{"rendered":"Kh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c nhi\u1ec7t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn v\u1eadt li\u1ec7u nh\u01b0 th\u1ebf n\u00e0o?"},"content":{"rendered":"

Kh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c nhi\u1ec7t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn v\u1eadt li\u1ec7u nh\u01b0 th\u1ebf n\u00e0o? T\u00ecm hi\u1ec3u c\u00e1ch s\u1ed1c nhi\u1ec7t l\u00e0m thay \u0111\u1ed5i t\u00ednh ch\u1ea5t, \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u k\u1ef9 thu\u1eadt.<\/p>\n

\"Kh\u1ea3<\/p>\n

Kh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c nhi\u1ec7t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn v\u1eadt li\u1ec7u nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n

Kh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c nhi\u1ec7t c\u1ee7a m\u1ed9t v\u1eadt li\u1ec7u l\u00e0 m\u1ed9t trong nh\u1eefng \u0111\u1eb7c t\u00ednh quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n v\u00e0 t\u00ednh kh\u1ea3 d\u1ee5ng c\u1ee7a ch\u00fang trong c\u00e1c m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau. S\u1ed1c nhi\u1ec7t x\u1ea3y ra khi m\u1ed9t v\u1eadt li\u1ec7u ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi s\u1ef1 thay \u0111\u1ed5i \u0111\u1ed9t ng\u1ed9t v\u00e0 l\u1edbn v\u1ec1 nhi\u1ec7t \u0111\u1ed9, g\u00e2y ra c\u00e1c ph\u1ea3n \u1ee9ng c\u01a1 h\u1ecdc v\u00e0 h\u00f3a h\u1ecdc b\u00ean trong.<\/p>\n

1. Nguy\u00ean l\u00fd c\u01a1 b\u1ea3n c\u1ee7a s\u1ed1c nhi\u1ec7t<\/h2>\n

Khi m\u1ed9t v\u1eadt li\u1ec7u ch\u1ecbu s\u1ed1c nhi\u1ec7t, s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 \u0111\u1ed9t ng\u1ed9t khi\u1ebfn cho c\u00e1c ph\u1ea7n kh\u00e1c nhau c\u1ee7a v\u1eadt li\u1ec7u gi\u00e3n n\u1edf ho\u1eb7c co l\u1ea1i v\u1edbi t\u1ed1c \u0111\u1ed9 kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra \u1ee9ng su\u1ea5t nhi\u1ec7t (thermal stress) v\u00e0 \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc b\u00ean trong v\u1eadt li\u1ec7u, g\u00e2y ra c\u00e1c v\u1ebft n\u1ee9t, bi\u1ebfn d\u1ea1ng ho\u1eb7c th\u1eadm ch\u00ed l\u00e0m h\u1ecfng ho\u00e0n to\u00e0n v\u1eadt li\u1ec7u.<\/p>\n

2. \u1ea2nh h\u01b0\u1edfng c\u1ee7a s\u1ed1c nhi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u<\/h2>\n

<\/p>\n

  • Kim lo\u1ea1i:<\/strong> Kim lo\u1ea1i th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 d\u1eabn nhi\u1ec7t t\u1ed1t, nh\u01b0ng ch\u00fang c\u0169ng d\u1ec5 b\u1ecb n\u1ee9t v\u00e0 bi\u1ebfn d\u1ea1ng khi ch\u1ecbu s\u1ed1c nhi\u1ec7t. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong l\u0129nh v\u1ef1c h\u00e0ng kh\u00f4ng v\u00e0 \u00f4 t\u00f4, n\u01a1i m\u00e0 c\u00e1c b\u1ed9 ph\u1eadn kim lo\u1ea1i ph\u1ea3i ch\u1ecbu \u0111\u1ef1ng s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 l\u1edbn.<\/li>\n
  • G\u1ed1m s\u1ee9:<\/strong> G\u1ed1m s\u1ee9 c\u00f3 \u0111\u1eb7c t\u00ednh kh\u00f4ng d\u1eabn nhi\u1ec7t t\u1ed1t, khi\u1ebfn ch\u00fang d\u1ec5 b\u1ecb n\u1ee9t v\u00e0 v\u1ee1 khi ch\u1ecbu s\u1ed1c nhi\u1ec7t. Tuy nhi\u00ean, m\u1ed9t s\u1ed1 lo\u1ea1i g\u1ed1m \u0111\u1eb7c bi\u1ec7t \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 ch\u1ecbu \u0111\u1ef1ng s\u1ed1c nhi\u1ec7t t\u1ed1t h\u01a1n.<\/li>\n
  • Polymer:<\/strong> C\u00e1c v\u1eadt li\u1ec7u polymer th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 b\u1ec1n s\u1ed1c nhi\u1ec7t th\u1ea5p h\u01a1n so v\u1edbi kim lo\u1ea1i v\u00e0 g\u1ed1m s\u1ee9. Ch\u00fang c\u00f3 th\u1ec3 m\u1ec1m ho\u1eb7c m\u1ea5t h\u00ecnh d\u1ea1ng khi g\u1eb7p nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ed9t ng\u1ed9t.<\/li>\n
  • K\u00ednh:<\/strong> K\u00ednh l\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u \u0111\u1eb7c bi\u1ec7t d\u1ec5 b\u1ecb h\u1ecfng khi ch\u1ecbu s\u1ed1c nhi\u1ec7t. Tuy nhi\u00ean, k\u00ednh c\u01b0\u1eddng l\u1ef1c \u0111\u01b0\u1ee3c t\u00f4i luy\u1ec7n \u0111\u1eb7c bi\u1ec7t c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c m\u1ee9c \u0111\u1ed9 s\u1ed1c nhi\u1ec7t nh\u1ea5t \u0111\u1ecbnh m\u00e0 kh\u00f4ng b\u1ecb v\u1ee1.<\/li>\n

    <\/u1><\/p>\n

    3. T\u1ea7m quan tr\u1ecdng trong \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n<\/h2>\n

    Kh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c nhi\u1ec7t l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3. V\u00ed d\u1ee5, trong ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00e0ng kh\u00f4ng, c\u00e1c \u0111\u1ed9ng c\u01a1 ph\u1ea3i ch\u1ecbu \u0111\u1ef1ng s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 l\u1edbn khi m\u00e1y bay bay qua c\u00e1c v\u00f9ng nhi\u1ec7t \u0111\u1ed9 kh\u00e1c nhau. T\u01b0\u01a1ng t\u1ef1, trong ng\u00e0nh c\u00f4ng nghi\u1ec7p x\u00e2y d\u1ef1ng, c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 k\u00ednh v\u00e0 s\u1eaft th\u00e9p ph\u1ea3i ch\u1ecbu s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 gi\u1eefa ng\u00e0y v\u00e0 \u0111\u00eam.<\/p>\n

    4. C\u00e1ch \u0111o kh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c nhi\u1ec7t<\/h2>\n

    Kh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c nhi\u1ec7t th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c th\u1eed nghi\u1ec7m nhi\u1ec7t \u0111\u1ed9t ng\u1ed9t, trong \u0111\u00f3 v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c l\u00e0m n\u00f3ng ho\u1eb7c l\u00e0m l\u1ea1nh \u0111\u1ed9t ng\u1ed9t v\u00e0 quan s\u00e1t xem ch\u00fang c\u00f3 xu\u1ea5t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng n\u1ee9t ho\u1eb7c bi\u1ebfn d\u1ea1ng hay kh\u00f4ng. M\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p \u0111o l\u01b0\u1eddng ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n

    <\/p>\n

  • Th\u1eed nghi\u1ec7m gi\u00e3n n\u1edf nhi\u1ec7t:<\/strong> \u0110o s\u1ef1 thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc c\u1ee7a v\u1eadt li\u1ec7u d\u01b0\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 kh\u00e1c nhau.<\/li>\n
  • Th\u1eed nghi\u1ec7m nhi\u1ec7t \u0111\u1ed9t ng\u1ed9t:<\/strong> \u0110\u01b0a v\u1eadt li\u1ec7u t\u1eeb nhi\u1ec7t \u0111\u1ed9 th\u1ea5p l\u00ean cao ho\u1eb7c ng\u01b0\u1ee3c l\u1ea1i v\u00e0 ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n c\u1ee7a n\u00f3.<\/li>\n

    <\/o1><\/p>\n

    Nh\u01b0 v\u1eady, kh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c nhi\u1ec7t l\u00e0 m\u1ed9t \u0111\u1eb7c t\u00ednh quan tr\u1ecdng quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 b\u1ec1n v\u00e0 t\u00ednh \u1ee9ng d\u1ee5ng c\u1ee7a v\u1eadt li\u1ec7u trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau. Hi\u1ec3u r\u00f5 v\u00e0 l\u1ef1a ch\u1ecdn \u0111\u00fang v\u1eadt li\u1ec7u c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c nhi\u1ec7t cao s\u1ebd gi\u00fap n\u00e2ng cao tu\u1ed5i th\u1ecd v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a s\u1ea3n ph\u1ea9m v\u00e0 k\u1ebft c\u1ea5u c\u00f4ng tr\u00ecnh.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Kh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c nhi\u1ec7t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn v\u1eadt li\u1ec7u nh\u01b0 th\u1ebf n\u00e0o? T\u00ecm hi\u1ec3u c\u00e1ch s\u1ed1c nhi\u1ec7t l\u00e0m thay \u0111\u1ed5i t\u00ednh ch\u1ea5t, \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u k\u1ef9 thu\u1eadt.<\/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":"\nKh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c nhi\u1ec7t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn v\u1eadt li\u1ec7u nh\u01b0 th\u1ebf n\u00e0o?<\/title>\n<meta name=\"description\" content=\"Kh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c nhi\u1ec7t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn v\u1eadt li\u1ec7u nh\u01b0 th\u1ebf n\u00e0o? T\u00ecm hi\u1ec3u c\u00e1ch s\u1ed1c nhi\u1ec7t l\u00e0m thay \u0111\u1ed5i t\u00ednh ch\u1ea5t, \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u k\u1ef9 thu\u1eadt.\" \/>\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\/kha-nang-chiu-soc-nhiet-anh-huong-den-vat-lieu-nhu-the-nao\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Kh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c nhi\u1ec7t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn v\u1eadt li\u1ec7u nh\u01b0 th\u1ebf n\u00e0o?\" \/>\n<meta property=\"og:description\" content=\"Kh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c nhi\u1ec7t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn v\u1eadt li\u1ec7u nh\u01b0 th\u1ebf n\u00e0o? T\u00ecm hi\u1ec3u c\u00e1ch s\u1ed1c nhi\u1ec7t l\u00e0m thay \u0111\u1ed5i t\u00ednh ch\u1ea5t, \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u k\u1ef9 thu\u1eadt.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/kha-nang-chiu-soc-nhiet-anh-huong-den-vat-lieu-nhu-the-nao\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta property=\"article:published_time\" content=\"2024-11-15T07:42:16+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/kha_nang_chiu_soc_nhiet_anh_huong_den_vat_lieu_nhu_the_nao.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=\"4 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\/kha-nang-chiu-soc-nhiet-anh-huong-den-vat-lieu-nhu-the-nao\/#primaryimage\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/kha_nang_chiu_soc_nhiet_anh_huong_den_vat_lieu_nhu_the_nao.png\",\"width\":1000,\"height\":1000,\"caption\":\"Kh\\u1ea3 n\\u0103ng ch\\u1ecbu s\\u1ed1c nhi\\u1ec7t \\u1ea3nh h\\u01b0\\u1edfng \\u0111\\u1ebfn v\\u1eadt li\\u1ec7u nh\\u01b0 th\\u1ebf n\\u00e0o?\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/kha-nang-chiu-soc-nhiet-anh-huong-den-vat-lieu-nhu-the-nao\/#webpage\",\"url\":\"https:\/\/www.thermal-engineering.org\/vi\/kha-nang-chiu-soc-nhiet-anh-huong-den-vat-lieu-nhu-the-nao\/\",\"name\":\"Kh\\u1ea3 n\\u0103ng ch\\u1ecbu s\\u1ed1c nhi\\u1ec7t \\u1ea3nh h\\u01b0\\u1edfng \\u0111\\u1ebfn v\\u1eadt li\\u1ec7u nh\\u01b0 th\\u1ebf n\\u00e0o?\",\"isPartOf\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/kha-nang-chiu-soc-nhiet-anh-huong-den-vat-lieu-nhu-the-nao\/#primaryimage\"},\"datePublished\":\"2024-11-15T07:42:16+00:00\",\"dateModified\":\"2024-11-15T07:42:16+00:00\",\"author\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"Kh\\u1ea3 n\\u0103ng ch\\u1ecbu s\\u1ed1c nhi\\u1ec7t \\u1ea3nh h\\u01b0\\u1edfng \\u0111\\u1ebfn v\\u1eadt li\\u1ec7u nh\\u01b0 th\\u1ebf n\\u00e0o? 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