{"id":20289,"date":"2019-09-27T02:24:15","date_gmt":"2019-09-27T02:24:15","guid":{"rendered":"http:\/\/dgbellvietnam.com\/precautions-for-thermal-shock-of-electronic-products\/"},"modified":"2024-11-06T14:59:12","modified_gmt":"2024-11-06T07:59:12","slug":"precautions-for-thermal-shock-of-electronic-products","status":"publish","type":"post","link":"https:\/\/dgbellvietnam.com\/en\/precautions-for-thermal-shock-of-electronic-products\/","title":{"rendered":"Bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba s\u1ed1c nhi\u1ec7t c\u1ee7a s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed"},"content":{"rendered":"
\n

C\u00e1c s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n v\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 c\u00f3 nhi\u1ec1u l\u00fd do d\u1eabn \u0111\u1ebfn vi\u1ec7c x\u1ea3y ra l\u1ed7i tr\u1ef1c ti\u1ebfp. <\/span><\/span><\/span>M\u1ed9t s\u1ed1 l\u1ed7i c\u1ee7a s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf b\u1eb1ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra th\u00f4ng th\u01b0\u1eddng. Tuy nhi\u00ean, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u00f4ng th\u01b0\u1eddng kh\u00f4ng th\u1ec3 ph\u00e1t hi\u1ec7n ra c\u00e1c l\u1ed7i ti\u1ec1m \u1ea9n. <\/span><\/span><\/span>\u00a0L\u00fac n\u00e0y, ch\u00fang ta c\u1ea7n s\u1eed d\u1ee5ng bu\u1ed3ng s\u1ed1c nhi\u1ec7t \u0111\u1ec3 ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m. \u1ede m\u1ed9t m\u1ee9c \u0111\u1ed9 n\u00e0o \u0111\u00f3, c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c l\u1ed7i thi\u1ebft k\u1ebf v\u00e0 qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 ti\u1ebfp x\u00fac \u1edf giai \u0111o\u1ea1n \u0111\u1ea7u c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n v\u00e0 linh ki\u1ec7n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng bu\u1ed3ng t\u00e1c \u0111\u1ed9ng nhi\u1ec7t \u0111\u1ed9 \u0111\u1ec3 ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m tr\u00ean c\u00e1c s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed. \u0110\u1ed9 tin c\u1eady c\u1ee7a s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u th\u1ef1c t\u1ebf, do \u0111\u00f3 n\u00e2ng cao \u0111\u1ed9 tin c\u1eady c\u1ee7a s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed.<\/span><\/span><\/span><\/p>\n

Ph\u01b0\u01a1ng ph\u00e1p c\u01a1 b\u1ea3n c\u1ee7a s\u1ed1c nhi\u1ec7t<\/span><\/span><\/span><\/strong><\/span><\/h2>\n

1. Nguy\u00ean t\u1eafc l\u1ef1a ch\u1ecdn th\u1eed nghi\u1ec7m s\u1ed1c nhi\u1ec7t<\/span><\/span><\/span><\/span><\/h3>\n

N\u00f3i chung, c\u00e1c s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong tr\u01b0\u1eddng h\u1ee3p nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng kh\u00ed thay \u0111\u1ed5i \u0111\u1ed9t ng\u1ed9t c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n b\u1eb1ng bu\u1ed3ng s\u1ed1c nhi\u1ec7t. Ngo\u00e0i ra, bu\u1ed3ng s\u1ed1c nhi\u1ec7t c\u0169ng l\u00e0 thi\u1ebft b\u1ecb ki\u1ec3m tra s\u00e0ng l\u1ecdc \u1ee9ng su\u1ea5t m\u00f4i tr\u01b0\u1eddng. \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c \u0111\u00edch k\u00edch ho\u1ea1t l\u1ed7i.<\/span><\/span><\/span><\/p>\n

S\u1ed1c nhi\u1ec7t \u0111\u1ed9 l\u00e0 vi\u1ec7c s\u1ea3n ph\u1ea9m ti\u1ebfp x\u00fac v\u1edbi v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p theo tr\u00ecnh t\u1ef1 trong ph\u1ea1m vi 1 ph\u00fat. V\u00e0 theo m\u1ed9t s\u1ed1 chu k\u1ef3 nh\u1ea5t \u0111\u1ecbnh. N\u00f3i chung, m\u1ee5c \u0111\u00edch l\u00e0 \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c v\u1ea5n \u0111\u1ec1 an to\u00e0n v\u00e0 c\u00e1c khuy\u1ebft t\u1eadt ti\u1ec1m \u1ea9n c\u1ee7a s\u1ea3n ph\u1ea9m d\u01b0\u1edbi t\u1ed1c \u0111\u1ed9 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 c\u1ef1c \u0111oan.<\/span><\/span><\/p>\n

2. Th\u1eed nghi\u1ec7m s\u1ed1c nhi\u1ec7t \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111i\u1ec1u ki\u1ec7n<\/span><\/span><\/span><\/span><\/h3>\n

(1) C\u00e1c y\u1ebfu t\u1ed1 c\u01a1 b\u1ea3n c\u1ee7a th\u00ed nghi\u1ec7m<\/span><\/span><\/span><\/strong><\/span><\/h4>\n

Nhi\u1ec7t \u0111\u1ed9 th\u1eed nghi\u1ec7m. <\/span><\/span>C\u00e0i \u0111\u1eb7t nhi\u1ec7t \u0111\u1ed9 th\u1eed nghi\u1ec7m c\u1ee7a bu\u1ed3ng s\u1ed1c nhi\u1ec7t ph\u1ea3i ph\u1ea3n \u00e1nh kh\u1ea3 n\u0103ng th\u1ef1c hi\u1ec7n d\u1ef1 ki\u1ebfn \u200b\u200bc\u1ee7a s\u1ea3n ph\u1ea9m c\u00e0ng nhi\u1ec1u c\u00e0ng t\u1ed1t. Ph\u01b0\u01a1ng ph\u00e1p x\u00e1c \u0111\u1ecbnh nh\u01b0 sau:<\/span><\/span><\/span><\/p>\n

    \n
  1. Ph\u1ea3n \u1ee9ng nhi\u1ec7t \u0111\u1ed9 th\u1eed nghi\u1ec7m t\u1eeb th\u1eed nghi\u1ec7m nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 th\u1ea5p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m.<\/span><\/span><\/li>\n
  2. D\u1ef1a tr\u00ean c\u00f4ng vi\u1ec7c d\u1ef1 ki\u1ebfn \u200b\u200bc\u1ee7a s\u1ea3n ph\u1ea9m v\u00e0 d\u1eef li\u1ec7u kh\u00ed h\u1eadu c\u00f3 li\u00ean quan c\u1ee7a khu v\u1ef1c \u0111\u1ecba l\u00fd l\u01b0u tr\u1eef.<\/span><\/span><\/li>\n<\/ol>\n

    (2) Th\u1eddi gian nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 th\u1ea5p.<\/span><\/span><\/span><\/strong><\/span><\/h4>\n
      \n
    1. Th\u1eddi gian nhi\u1ec7t \u0111\u1ed9 cao<\/span><\/span><\/span><\/li>\n<\/ol>\n

      M\u1ed9t m\u1eb7t, n\u00f3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi th\u1eddi gian s\u1ea3n ph\u1ea9m \u0111\u1ea1t \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh khi b\u1ea3o qu\u1ea3n \u1edf \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 cao. M\u1eb7t kh\u00e1c, n\u00f3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi th\u1eddi gian s\u1ea3n ph\u1ea9m \u0111\u1ea1t \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 ph\u1ea3n \u1ee9ng l\u00e0m vi\u1ec7c cao nh\u1ea5t trong chu k\u1ef3 h\u00e0ng ng\u00e0y.<\/span><\/span><\/span><\/p>\n

        \n
      1. Th\u1eddi gian nhi\u1ec7t \u0111\u1ed9 th\u1ea5p<\/span><\/span><\/span><\/li>\n<\/ol>\n

        Kho\u1ea3ng th\u1eddi gian \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi th\u1eddi gian s\u1ea3n ph\u1ea9m \u0111\u1ea1t \u0111\u1ebfn tr\u1ea1ng th\u00e1i \u1ed5n \u0111\u1ecbnh \u1edf nhi\u1ec7t \u0111\u1ed9 c\u1ef1c th\u1ea5p.<\/span><\/span><\/span><\/p>\n

        (3) th\u1eddi gian chu k\u1ef3<\/span><\/span><\/span><\/strong><\/span><\/h4>\n

        Ch\u1ec9 c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n m\u1ed9t th\u1eed nghi\u1ec7m s\u1ed1c nhi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m c\u00f3 s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 r\u1ea5t nh\u1ecf. Tuy nhi\u00ean, ba ho\u1eb7c nhi\u1ec1u th\u1eed nghi\u1ec7m s\u1ed1c nhi\u1ec7t \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u00ean c\u00e1c s\u1ea3n ph\u1ea9m cho th\u1ea5y s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u1ed1i nhanh. <\/span><\/span><\/span>S\u1ed1 l\u1ea7n s\u1ed1c nhi\u1ec7t th\u01b0\u1eddng \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh theo s\u1ed1 l\u1ea7n ch\u1ea1y d\u1ef1 ki\u1ebfn \u200b\u200bc\u1ee7a s\u1ea3n ph\u1ea9m.<\/span><\/span><\/span><\/p>\n

        Y\u00eau c\u1ea7u th\u1ef1c nghi\u1ec7m \u0111\u1ed1i v\u1edbi s\u1ed1c nhi\u1ec7t<\/span><\/span><\/span><\/strong><\/span><\/h2>\n

        1. Y\u00eau c\u1ea7u ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9<\/span><\/span><\/span><\/span><\/h3>\n

        B\u1ea5t k\u1ef3 h\u00e0nh \u0111\u1ed9ng n\u00e0o kh\u00e1c ngo\u00e0i vi\u1ec7c th\u1ef1c hi\u1ec7n m\u1eabu th\u1eed \u0111\u1ec1u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3 c\u1ee7a th\u1eed nghi\u1ec7m s\u1ed1c nhi\u1ec7t. V\u00ed d\u1ee5, vi\u1ec7c m\u1edf c\u1eeda h\u1ed9p trong th\u1eddi gian kh\u00f4ng chuy\u1ec3n \u0111\u1ed5i s\u1ebd g\u00e2y ra nh\u1eefng thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3 v\u1ec1 nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u1eabu ho\u1eb7c nhi\u1ec7t \u0111\u1ed9 c\u1ee7a bu\u1ed3ng nhi\u1ec7t (nhi\u1ec7t \u0111\u1ed9 v\u01b0\u1ee3t qu\u00e1 2\u2103). Tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m s\u1ed1c nhi\u1ec7t, c\u1ea7n \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u1eabu \u0111\u01b0\u1ee3c \u1ed5n \u0111\u1ecbnh l\u1ea1i \u1edf nhi\u1ec7t \u0111\u1ed9 \u0111\u00e3 ch\u1ec9 \u0111\u1ecbnh.<\/span><\/span><\/span><\/p>\n

        2. Y\u00eau c\u1ea7u x\u1eed l\u00fd ng\u1eaft th\u1eed nghi\u1ec7m<\/span><\/span><\/span><\/span><\/h3>\n

        N\u1ebfu s\u1ef1 gi\u00e1n \u0111o\u1ea1n x\u1ea3y ra tr\u01b0\u1edbc khi nhi\u1ec7t \u0111\u1ed9 thay \u0111\u1ed5i, th\u1eed nghi\u1ec7m s\u1ed1c nhi\u1ec7t ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1eeb \u0111i\u1ec3m gi\u00e1n \u0111o\u1ea1n v\u00e0 m\u1eabu th\u1eed ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u01b0a tr\u1edf l\u1ea1i tr\u1ea1ng th\u00e1i n\u00e0y. N\u1ebfu s\u1ef1 gi\u00e1n \u0111o\u1ea1n x\u1ea3y ra trong qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i t\u1eeb nhi\u1ec7t \u0111\u1ed9 cao sang nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, m\u1eabu th\u1eed ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ea9y tr\u1edf l\u1ea1i nhi\u1ec7t \u0111\u1ed9 tr\u01b0\u1edbc khi chuy\u1ec3n \u0111\u1ed5i.<\/span><\/span><\/span><\/p>\n

        Ch\u00fang t\u00f4i c\u00f3 2 bu\u1ed3ng s\u1ed1c nhi\u1ec7t \u0111\u1ed9 r\u1ea5t t\u1ed1t. \u0110\u00f3 l\u00e0 <\/span>Bu\u1ed3ng s\u1ed1c nhi\u1ec7t hai v\u00f9ng<\/span><\/u><\/a><\/strong> v\u00e0 <\/span>Bu\u1ed3ng s\u1ed1c nhi\u1ec7t ba v\u00f9ng<\/span><\/u><\/a><\/strong> . <\/span><\/strong>Ch\u00fang tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n MIL-STD-810D, IEC68-2-1 v\u00e0 IEC68-2-2.<\/span><\/span><\/span><\/span> <\/u><\/u><\/span><\/p>\n

        <\/a><\/a><\/div>\n

        Ch\u00fang t\u00f4i l\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb ki\u1ec3m tra pin v\u00e0 bu\u1ed3ng m\u00f4i tr\u01b0\u1eddng v\u1edbi h\u01a1n 15 n\u0103m kinh nghi\u1ec7m s\u1ea3n xu\u1ea5t v\u00e0 R&D. <\/span><\/span>N\u1ebfu b\u1ea1n c\u1ea7n bu\u1ed3ng s\u1ed1c nhi\u1ec7t, vui l\u00f2ng li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i!<\/span><\/span><\/u><\/a><\/span><\/p>\n

        \n
        <\/div>\n
        <\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

        C\u00e1c s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n v\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 c\u00f3 nhi\u1ec1u l\u00fd do d\u1eabn \u0111\u1ebfn vi\u1ec7c x\u1ea3y ra l\u1ed7i tr\u1ef1c ti\u1ebfp. M\u1ed9t s\u1ed1 l\u1ed7i c\u1ee7a s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf b\u1eb1ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra th\u00f4ng th\u01b0\u1eddng. Tuy nhi\u00ean, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u00f4ng th\u01b0\u1eddng<\/p>\n","protected":false},"author":1,"featured_media":20290,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88],"tags":[],"class_list":["post-20289","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc-cong-nghe"],"acf":[],"_links":{"self":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/20289","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/comments?post=20289"}],"version-history":[{"count":3,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/20289\/revisions"}],"predecessor-version":[{"id":22127,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/20289\/revisions\/22127"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media\/20290"}],"wp:attachment":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media?parent=20289"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/categories?post=20289"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/tags?post=20289"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}