{"id":674935,"date":"2024-10-28T16:27:42","date_gmt":"2024-10-28T15:27:42","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=674935"},"modified":"2024-10-28T16:27:42","modified_gmt":"2024-10-28T15:27:42","slug":"cach-kiem-tra-soc-nhiet-danh-gia-do-ben","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/cach-kiem-tra-soc-nhiet-danh-gia-do-ben\/","title":{"rendered":"C\u00e1ch ki\u1ec3m tra s\u1ed1c nhi\u1ec7t \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n"},"content":{"rendered":"<p class=\"sidekick\">C\u00e1ch ki\u1ec3m tra s\u1ed1c nhi\u1ec7t \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n: ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m quan tr\u1ecdng trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/cach_kiem_tra_soc_nhiet_danh_gia_do_ben.png\" alt=\"C\u00e1ch ki\u1ec3m tra s\u1ed1c nhi\u1ec7t \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>C\u00e1ch ki\u1ec3m tra s\u1ed1c nhi\u1ec7t \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n<\/h2>\n<p>Trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt nhi\u1ec7t, ki\u1ec3m tra s\u1ed1c nhi\u1ec7t l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a v\u1eadt li\u1ec7u d\u01b0\u1edbi nh\u1eefng bi\u1ebfn \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 \u0111\u1ed9t ng\u1ed9t. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ki\u1ec3m tra c\u00e1c v\u1eadt li\u1ec7u ch\u1ecbu nhi\u1ec7t, linh ki\u1ec7n \u0111i\u1ec7n t\u1eed, v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m c\u00f4ng nghi\u1ec7p kh\u00e1c.<\/p>\n<h2>S\u1ed1c nhi\u1ec7t l\u00e0 g\u00ec?<\/h2>\n<p>S\u1ed1c nhi\u1ec7t x\u1ea3y ra khi m\u1ed9t v\u1eadt li\u1ec7u tr\u1ea3i qua m\u1ed9t s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 \u0111\u1ed9t ng\u1ed9t, th\u01b0\u1eddng l\u00e0 t\u1eeb n\u00f3ng sang l\u1ea1nh ho\u1eb7c ng\u01b0\u1ee3c l\u1ea1i. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 g\u00e2y ra \u1ee9ng su\u1ea5t nhi\u1ec7t trong v\u1eadt li\u1ec7u, d\u1eabn \u0111\u1ebfn c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng nh\u01b0 n\u1ee9t, bi\u1ebfn d\u1ea1ng, ho\u1eb7c th\u1eadm ch\u00ed g\u00e3y v\u1ee1.<\/p>\n<h2>T\u1ea1i sao ki\u1ec3m tra s\u1ed1c nhi\u1ec7t l\u00e0 c\u1ea7n thi\u1ebft?<\/h2>\n<p>Ki\u1ec3m tra s\u1ed1c nhi\u1ec7t l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3:<\/p>\n<ul>\n<li><strong>\u0110\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n nhi\u1ec7t:<\/strong> \u0110\u1ea3m b\u1ea3o r\u1eb1ng v\u1eadt li\u1ec7u ho\u1eb7c s\u1ea3n ph\u1ea9m c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh d\u01b0\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 kh\u00e1c nhau.<\/li>\n<li><strong>Ph\u00e1t hi\u1ec7n l\u1ed7i \u1ea9n:<\/strong> C\u00e1c khi\u1ebfm khuy\u1ebft nh\u01b0 n\u1ee9t n\u1ebb ho\u1eb7c khuy\u1ebft t\u1eadt c\u00f3 th\u1ec3 kh\u00f4ng xu\u1ea5t hi\u1ec7n trong \u0111i\u1ec1u ki\u1ec7n b\u00ecnh th\u01b0\u1eddng nh\u01b0ng l\u1ea1i b\u1ed9c l\u1ed9 r\u00f5 r\u00e0ng d\u01b0\u1edbi \u00e1p l\u1ef1c s\u1ed1c nhi\u1ec7t.<\/li>\n<li><strong>B\u1ea3o \u0111\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng:<\/strong> \u0110\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 an to\u00e0n c\u00f4ng nghi\u1ec7p.<\/li>\n<\/ul>\n<h2>Ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra s\u1ed1c nhi\u1ec7t<\/h2>\n<p>Ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra s\u1ed1c nhi\u1ec7t g\u1ed3m c\u00e1c b\u01b0\u1edbc sau:<\/p>\n<ol>\n<li><strong>Chu\u1ea9n b\u1ecb m\u1eabu:<\/strong> Ch\u1ecdn c\u00e1c m\u1eabu v\u1eadt li\u1ec7u ho\u1eb7c s\u1ea3n ph\u1ea9m c\u1ea7n ki\u1ec3m tra.<\/li>\n<li><strong>Ki\u1ec3m tra ban \u0111\u1ea7u:<\/strong> \u0110o \u0111\u1ea1c v\u00e0 ghi ch\u00e9p c\u00e1c thu\u1ed9c t\u00ednh ban \u0111\u1ea7u c\u1ee7a m\u1eabu nh\u01b0 kh\u1ed1i l\u01b0\u1ee3ng, k\u00edch th\u01b0\u1edbc v\u00e0 \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc.<\/li>\n<li><strong>\u0110\u1eb7t trong m\u00f4i tr\u01b0\u1eddng s\u1ed1c nhi\u1ec7t:<\/strong> \u0110\u1eb7t m\u1eabu trong m\u1ed9t bu\u1ed3ng th\u1eed nghi\u1ec7m c\u00f3 kh\u1ea3 n\u0103ng t\u1ea1o ra c\u00e1c bi\u1ebfn \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 \u0111\u1ed9t ng\u1ed9t. Bu\u1ed3ng th\u1eed nghi\u1ec7m th\u01b0\u1eddng g\u1ed3m hai ng\u0103n: m\u1ed9t ng\u0103n n\u00f3ng v\u00e0 m\u1ed9t ng\u0103n l\u1ea1nh.<\/li>\n<li><strong>\u0110o l\u01b0\u1eddng v\u00e0 ki\u1ec3m tra sau s\u1ed1c nhi\u1ec7t:<\/strong> Sau khi \u0111\u1eb7t m\u1eabu trong m\u00f4i tr\u01b0\u1eddng s\u1ed1c nhi\u1ec7t, ti\u1ebfn h\u00e0nh \u0111o l\u01b0\u1eddng v\u00e0 so s\u00e1nh c\u00e1c thu\u1ed9c t\u00ednh c\u1ee7a m\u1eabu v\u1edbi th\u00f4ng s\u1ed1 ban \u0111\u1ea7u \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c thay \u0111\u1ed5i.<\/li>\n<\/ol>\n<h2>C\u00e1c ti\u00eau chu\u1ea9n ki\u1ec3m tra s\u1ed1c nhi\u1ec7t<\/h2>\n<p>M\u1ed9t s\u1ed1 ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n<ul>\n<li>IEC 60068-2-14: C\u00e1c th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng &#8211; Ph\u1ea7n 2-14: Th\u1eed nghi\u1ec7m s\u1ed1c nhi\u1ec7t.<\/li>\n<li>JEDEC JESD22-A104: Quy tr\u00ecnh th\u1eed nghi\u1ec7m s\u1ed1c nhi\u1ec7t cho linh ki\u1ec7n b\u00e1n d\u1eabn.<\/li>\n<\/ul>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>Ki\u1ec3m tra s\u1ed1c nhi\u1ec7t l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a v\u1eadt li\u1ec7u v\u00e0 s\u1ea3n ph\u1ea9m d\u01b0\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 kh\u1eafc nghi\u1ec7t. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y gi\u00fap ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c l\u1ed7i v\u00e0 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m, \u0111\u00e1p \u1ee9ng t\u1ed1t c\u00e1c y\u00eau c\u1ea7u c\u00f4ng nghi\u1ec7p v\u00e0 an to\u00e0n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e1ch ki\u1ec3m tra s\u1ed1c nhi\u1ec7t \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n: ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m quan tr\u1ecdng trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a v\u1eadt li\u1ec7u.<\/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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