{"id":20262,"date":"2019-11-30T01:06:16","date_gmt":"2019-11-30T01:06:16","guid":{"rendered":"http:\/\/dgbellvietnam.com\/do-you-know-the-temperature-cycling-test\/"},"modified":"2024-11-07T12:02:27","modified_gmt":"2024-11-07T05:02:27","slug":"do-you-know-the-temperature-cycling-test","status":"publish","type":"post","link":"https:\/\/dgbellvietnam.com\/en\/do-you-know-the-temperature-cycling-test\/","title":{"rendered":"B\u1ea1n c\u00f3 bi\u1ebft v\u1ec1 b\u00e0i th\u1eed chu k\u1ef3 nhi\u1ec7t kh\u00f4ng?"},"content":{"rendered":"
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V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7, y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 tin c\u1eady c\u1ee7a c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n t\u1eed ng\u00e0y c\u00e0ng cao. \u0110\u1eb7c bi\u1ec7t l\u00e0 trong h\u00e0ng kh\u00f4ng, h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c. Nh\u00ecn chung, \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 tin c\u1eady c\u1ee7a d\u1ef1 \u00e1n, m\u1ed9t lo\u1ea1t c\u00e1c th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ec3 x\u00e1c minh \u0111\u1ed9 tin c\u1eady c\u1ee7a linh ki\u1ec7n trong su\u1ed1t th\u1eddi gian t\u1eeb s\u1ea3n xu\u1ea5t \u0111\u1ebfn giao h\u00e0ng.<\/span><\/span><\/p>\n

Trong s\u1ed1 c\u00e1c th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng n\u00e0y, th\u1eed nghi\u1ec7m quan tr\u1ecdng v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t l\u00e0 th\u1eed nghi\u1ec7m chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9. <\/span><\/span>Theo b\u00e1o c\u00e1o IES c\u1ee7a Hoa K\u1ef3, trong s\u1ed1 c\u00e1c \u1ee9ng su\u1ea5t s\u00e0ng l\u1ecdc m\u00f4i tr\u01b0\u1eddng th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, l\u1ee3i \u00edch nhi\u1ec7t \u0111\u1ed9 chu k\u1ef3 s\u00e0ng l\u1ecdc l\u00e0 cao nh\u1ea5t, \u0111\u1ea1t 77%.<\/span><\/span><\/strong> Do \u0111\u00f3, th\u1eed nghi\u1ec7m chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9 hi\u1ec7u qu\u1ea3 c\u00f3 \u00fd ngh\u0129a r\u1ea5t l\u1edbn trong vi\u1ec7c c\u1ea3i thi\u1ec7n \u0111\u1ed9 tin c\u1eady c\u1ee7a c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n t\u1eed.<\/span><\/span><\/span><\/p>\n

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C\u01a1 ch\u1ebf th\u1eed nghi\u1ec7m chu k\u1ef3 nhi\u1ec7t<\/span><\/span><\/span><\/h1>\n

Nguy\u00ean l\u00fd th\u1eed nghi\u1ec7m chu k\u1ef3 nhi\u1ec7t<\/span><\/span><\/span><\/h2>\n

Th\u1eed nghi\u1ec7m chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9 ch\u1ee7 y\u1ebfu S\u1eec D\u1ee4NG s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c nhau \u0111\u1ec3 th\u1eed nghi\u1ec7m. M\u1ee5c \u0111\u00edch ch\u00ednh l\u00e0 t\u0103ng c\u01b0\u1eddng \u1ee9ng su\u1ea5t nhi\u1ec7t do s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 nhanh ch\u00f3ng g\u00e2y ra \u0111\u1ed1i v\u1edbi s\u1ef1 xu\u1ed1ng c\u1ea5p c\u1ee7a m\u1eabu v\u1eadt.<\/span><\/span><\/strong> Khi linh ki\u1ec7n \u0111i\u1ec7n t\u1eed tr\u1ea3i qua chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9, ph\u1ea7n b\u00ean trong s\u1ebd gi\u00e3n n\u1edf v\u00e0 co l\u1ea1i xen k\u1ebd. V\u00e0 khi\u1ebfn n\u00f3 t\u1ea1o ra \u1ee9ng su\u1ea5t v\u00e0 bi\u1ebfn d\u1ea1ng nhi\u1ec7t.<\/span><\/span><\/p>\n

N\u1ebfu h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t c\u1ee7a v\u1eadt li\u1ec7u li\u1ec1n k\u1ec1 b\u00ean trong c\u1ee5m l\u1eafp r\u00e1p kh\u00f4ng kh\u1edbp. C\u00e1c \u1ee9ng su\u1ea5t v\u00e0 bi\u1ebfn d\u1ea1ng nhi\u1ec7t n\u00e0y t\u0103ng l\u00ean. C\u00e1c khuy\u1ebft t\u1eadt ti\u1ec1m \u1ea9n s\u1ebd \u0111\u00f3ng vai tr\u00f2 l\u00e0m t\u0103ng \u1ee9ng su\u1ea5t, v\u1edbi vi\u1ec7c \u00e1p d\u1ee5ng li\u00ean t\u1ee5c chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9. C\u00e1c khuy\u1ebft t\u1eadt ph\u00e1t tri\u1ec3n v\u00e0 cu\u1ed1i c\u00f9ng tr\u1edf th\u00e0nh l\u1ed7i (nh\u01b0 v\u1ebft n\u1ee9t) v\u00e0 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y. \u0110i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u1ecfi nhi\u1ec7t.<\/span><\/span><\/p>\n

Nguy\u00ean l\u00fd t\u0103ng gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 c\u1ee7a b\u00e0i th\u1eed chu k\u1ef3 nhi\u1ec7t<\/span><\/span><\/span><\/h2>\n

Ki\u1ec3m tra chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9 Nhi\u1ec7t \u0111\u1ed9 t\u0103ng v\u00e0 gi\u1ea3m th\u01b0\u1eddng \u0111\u1ea1t \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch l\u00e0m n\u00f3ng ho\u1eb7c l\u00e0m m\u00e1t tu\u1ea7n ho\u00e0n kh\u00f4ng kh\u00ed l\u1ea1nh ho\u1eb7c n\u00f3ng trong m\u1ed9t bu\u1ed3ng chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9 duy nh\u1ea5t. Hi\u1ec7u qu\u1ea3 c\u1ee7a bu\u1ed3ng chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong th\u1eed nghi\u1ec7m c\u00f3 t\u00e1c \u0111\u1ed9ng l\u1edbn \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m. Ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 b\u1eb1ng bu\u1ed3ng chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9 l\u00e0 s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9 \u0111\u1ec3 \u0111o nhi\u1ec7t \u0111\u1ed9 c\u1ee7a kh\u00f4ng kh\u00ed ho\u1eb7c m\u1eabu th\u1eed trong bu\u1ed3ng. Sau khi t\u00edn hi\u1ec7u \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n s\u1ebd so s\u00e1nh gi\u00e1 tr\u1ecb c\u00e0i \u0111\u1eb7t v\u1edbi b\u1ed9 \u0111i\u1ec1u khi\u1ec3n. K\u1ebft qu\u1ea3 so s\u00e1nh x\u00e1c \u0111\u1ecbnh h\u1ec7 th\u1ed1ng s\u01b0\u1edfi \u1ea5m ho\u1eb7c h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t \u0111ang ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh theo nhi\u1ec7t \u0111\u1ed9 y\u00eau c\u1ea7u. Th\u01b0\u1eddng c\u00f3 m\u1ed9t qu\u1ea1t trong bu\u1ed3ng chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9 \u0111\u1ec3 bu\u1ed9c \u0111\u1ed1i l\u01b0u l\u00e0m cho nhi\u1ec7t \u0111\u1ed9 t\u1ea1i m\u1ed7i \u0111i\u1ec3m trong bu\u1ed3ng \u0111\u1ed3ng \u0111\u1ec1u nh\u1ea5t c\u00f3 th\u1ec3.<\/span><\/span><\/p>\n

C\u00f3 hai ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m so\u00e1t \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh:<\/span><\/span><\/span><\/strong><\/p>\n

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  • M\u1ed9t \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t b\u1edfi ph\u1ea3n h\u1ed3i nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u1eabu th\u1eed<\/span><\/span><\/span><\/li>\n
  • Ph\u1ea7n c\u00f2n l\u1ea1i \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t b\u1edfi nhi\u1ec7t \u0111\u1ed9 c\u1ee7a kh\u00f4ng kh\u00ed trong bu\u1ed3ng tu\u1ea7n ho\u00e0n nhi\u1ec7t \u0111\u1ed9.<\/span><\/span><\/span><\/li>\n<\/ul>\n

    Trong c\u1ea3 hai tr\u01b0\u1eddng h\u1ee3p, m\u1eabu th\u1eed v\u00e0 th\u00e0nh bu\u1ed3ng s\u1ebd trao \u0111\u1ed5i nhi\u1ec7t v\u00e0 \u0111\u1ed9 \u1ea9m v\u1edbi kh\u00f4ng kh\u00ed trong bu\u1ed3ng.<\/span><\/span><\/span><\/p>\n

    C\u00e1c th\u00f4ng s\u1ed1 ch\u00ednh c\u1ee7a th\u1eed nghi\u1ec7m chu k\u1ef3 nhi\u1ec7t<\/span><\/span><\/span><\/span><\/h1>\n

    \u0110\u1ed1i v\u1edbi s\u1ea3n ph\u1ea9m pin, v\u00ec m\u1eabu th\u1eed \u0111\u01b0\u1ee3c c\u1ea5u th\u00e0nh t\u1eeb nhi\u1ec1u lo\u1ea1i v\u1eadt li\u1ec7u kh\u00e1c nhau n\u00ean t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a n\u00f3 c\u0169ng r\u1ea5t kh\u00e1c nhau. Trong s\u1ed1 \u0111\u00f3, t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc bao g\u1ed3m h\u1ec7 s\u1ed1 Young, gi\u1edbi h\u1ea1n ch\u1ea3y, h\u1ec7 s\u1ed1 d\u1eabn nhi\u1ec7t, h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t, v.v. Do \u0111\u00f3, khi nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u1eabu th\u1eed thay \u0111\u1ed5i, do c\u00e1c gi\u00e1 tr\u1ecb nhi\u1ec7t \u0111\u1ed9 kh\u00e1c nhau, k\u00edch th\u01b0\u1edbc h\u00ecnh h\u1ecdc li\u00ean quan, h\u1ec7 s\u1ed1 v\u1eadt li\u1ec7u, s\u1eafp x\u1ebfp c\u1ea5u tr\u00fac, v.v., c\u00e1c gi\u00e1 tr\u1ecb \u1ee9ng su\u1ea5t v\u00e0 bi\u1ebfn d\u1ea1ng m\u00e0 ch\u00fang nh\u1eadn \u0111\u01b0\u1ee3c c\u0169ng s\u1ebd kh\u00e1c nhau.<\/span><\/span><\/p>\n

    \u0110\u1ed1i v\u1edbi th\u1eed nghi\u1ec7m chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9, c\u00e1c th\u00f4ng s\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m ch\u1ee7 y\u1ebfu l\u00e0:<\/span><\/span><\/span><\/strong><\/p>\n

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    1. Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9<\/span><\/span><\/li>\n
    2. S\u1ed1 chu k\u1ef3<\/span><\/span><\/li>\n
    3. Th\u1eddi gian gi\u1eef<\/span><\/span><\/li>\n
    4. T\u1ed1c \u0111\u1ed9 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9<\/span><\/span><\/li>\n
    5. T\u1ed1c \u0111\u1ed9 gi\u00f3<\/span><\/span><\/li>\n<\/ol>\n

      C\u00e1c th\u00f4ng s\u1ed1 ch\u00ednh n\u00e0y \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch ri\u00eang b\u00ean d\u01b0\u1edbi.<\/span><\/span><\/p>\n

      Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9<\/span><\/span><\/span><\/h2>\n

      Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa gi\u1edbi h\u1ea1n nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 th\u1ea5p. V\u1ec1 nguy\u00ean t\u1eafc, ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 c\u00e0ng l\u1edbn th\u00ec c\u00e0ng t\u1ed1t. Tuy nhi\u00ean, t\u00ecnh h\u00ecnh th\u1ef1c t\u1ebf ph\u1ee5 thu\u1ed9c v\u00e0o kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t c\u1ee7a s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed.<\/span><\/span><\/strong> Th\u00f4ng qua ph\u00e2n t\u00edch c\u00e1c \u0111\u1eb7c t\u00ednh truy\u1ec1n nhi\u1ec7t, ch\u00fang ta c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ef1 ph\u00e2n b\u1ed1 v\u00e0 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 b\u00ean trong c\u1ee7a s\u1ea3n ph\u1ea9m trong c\u00e1c ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 kh\u00e1c nhau. Ph\u00e2n t\u00edch c\u00e1c \u0111\u1eb7c t\u00ednh truy\u1ec1n nhi\u1ec7t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch b\u1eb1ng c\u00e1c m\u00f4 h\u00ecnh l\u00fd thuy\u1ebft ho\u1eb7c \u0111\u01b0\u1ee3c \u0111o tr\u1ef1c ti\u1ebfp b\u1eb1ng c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf.<\/span><\/span><\/p>\n

      Trong c\u00f4ng vi\u1ec7c th\u1ef1c t\u1ebf, s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p \u0111o l\u01b0\u1eddng s\u1ebd thu\u1eadn ti\u1ec7n h\u01a1n. Tuy nhi\u00ean, h\u00e3y ch\u00fa \u00fd xem s\u1ea3n ph\u1ea9m c\u00f3 c\u1ea7n b\u1eadt ngu\u1ed3n khi \u0111o kh\u00f4ng. B\u1edfi v\u00ec khi b\u1eadt ngu\u1ed3n, nhi\u1ec7t \u0111\u1ed9 s\u1ea3n ph\u1ea9m s\u1ebd thay \u0111\u1ed5i, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed c\u00f4ng su\u1ea5t cao. Sau khi hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ef1 ph\u00e2n b\u1ed1 v\u00e0 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 b\u00ean trong c\u1ee7a s\u1ea3n ph\u1ea9m trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9 kh\u00e1c nhau, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u0111a m\u00e0 kh\u00f4ng l\u00e0m h\u1ecfng s\u1ea3n ph\u1ea9m th\u00f4ng th\u01b0\u1eddng.<\/span><\/span><\/p>\n

      S\u1ed1 chu k\u1ef3<\/span><\/span><\/span><\/h2>\n

      V\u00ec s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 g\u00e2y ra \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc trong m\u1eabu, \u1ee9ng su\u1ea5t b\u00ean trong c\u1ee7a m\u1eabu t\u0103ng l\u00ean khi nhi\u1ec7t \u0111\u1ed9 thay \u0111\u1ed5i t\u0103ng. <\/span><\/span><\/span>V\u1ec1 l\u00fd thuy\u1ebft, c\u00e0ng nhi\u1ec1u chu k\u1ef3, gia t\u1ed1c c\u00e0ng l\u1edbn. <\/span><\/span><\/span>Nh\u01b0ng tr\u00ean th\u1ef1c t\u1ebf, qu\u00e1 nhi\u1ec1u l\u1ea7n c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tu\u1ed5i th\u1ecd c\u1ee7a s\u1ea3n ph\u1ea9m. <\/span><\/span><\/span>V\u00e0 n\u00f3 l\u00e0m t\u0103ng chi ph\u00ed. <\/span><\/span><\/span>Do \u0111\u00f3, ng\u01b0\u1eddi ta th\u01b0\u1eddng tham kh\u1ea3o kinh nghi\u1ec7m tr\u01b0\u1edbc \u0111\u00e2y ho\u1eb7c c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt li\u00ean quan \u0111\u1ec3 l\u1ef1a ch\u1ecdn s\u1ed1 chu k\u1ef3 ph\u00f9 h\u1ee3p. <\/span><\/span><\/span>Th\u1eddi gian chu k\u1ef3 t\u1ed1t h\u01a1n \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y th\u00f4ng qua ph\u00e2n t\u00edch th\u1eed nghi\u1ec7m.<\/span><\/span><\/span><\/strong><\/p>\n

      Th\u1eddi gian gi\u1eef<\/span><\/span><\/span><\/h2>\n

      Th\u1eddi gian gi\u1eef ph\u1ee5 thu\u1ed9c v\u00e0o th\u1eddi gian c\u00e2n b\u1eb1ng nhi\u1ec7t khi m\u1eabu th\u1eed \u0111\u1ea1t \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng kh\u00ed xung quanh. <\/span><\/span><\/span>Th\u1eddi gian gi\u1eef c\u1ee7a m\u1eabu ph\u1ea3i \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn theo h\u1eb1ng s\u1ed1 th\u1eddi gian nhi\u1ec7t c\u1ee7a m\u1eabu.<\/span><\/span><\/span><\/strong> \u0110\u1ed1i v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m l\u1edbn h\u01a1n, h\u1eb1ng s\u1ed1 th\u1eddi gian nhi\u1ec7t c\u1ee7a b\u00ean trong v\u00e0 b\u1ec1 m\u1eb7t c\u00f3 th\u1ec3 kh\u00e1c nhau r\u1ea5t nhi\u1ec1u v\u00e0 c\u00e1c th\u00f4ng s\u1ed1 th\u1eddi gian nhi\u1ec7t c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn trong c\u00f9ng ho\u1eb7c d\u1ec5 b\u1ecb t\u1ed5n th\u01b0\u01a1ng nh\u1ea5t ph\u1ea3i \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh.<\/span><\/span><\/span><\/p>\n

      T\u1ef7 l\u1ec7 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9<\/span><\/span><\/span><\/h2>\n

      Nh\u00ecn chung, t\u1ef7 l\u1ec7 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 c\u00e0ng cao th\u00ec hi\u1ec7u qu\u1ea3 th\u1eed nghi\u1ec7m c\u00e0ng t\u1ed1t. Tuy nhi\u00ean, do \u1ea3nh h\u01b0\u1edfng c\u1ee7a t\u1ed1c \u0111\u1ed9 gi\u00f3 trong bu\u1ed3ng tu\u1ea7n ho\u00e0n nhi\u1ec7t v\u00e0 kh\u1ea3 n\u0103ng nhi\u1ec7t c\u1ee7a m\u1eabu, ph\u1ea3n \u1ee9ng nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u1eabu kh\u00f4ng nh\u1ea5t qu\u00e1n v\u1edbi c\u00f4ng su\u1ea5t nhi\u1ec7t c\u1ee7a bu\u1ed3ng tu\u1ea7n ho\u00e0n nhi\u1ec7t.<\/span><\/span><\/strong> K\u1ebft qu\u1ea3 cho th\u1ea5y c\u01b0\u1eddng \u0111\u1ed9 th\u1eed nghi\u1ec7m c\u1ee7a chu tr\u00ecnh nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng t\u0103ng theo t\u1ef7 l\u1ec7 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9. Khi t\u1ef7 l\u1ec7 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 \u0111\u1ea1t \u0111\u1ebfn m\u1ed9t gi\u00e1 tr\u1ecb nh\u1ea5t \u0111\u1ecbnh, vi\u1ec7c t\u0103ng t\u1ef7 l\u1ec7 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 c\u00f3 \u00edt t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn th\u1eed nghi\u1ec7m \u1ee9ng su\u1ea5t m\u00f4i tr\u01b0\u1eddng. <\/span><\/span>T\u1ea1i th\u1eddi \u0111i\u1ec3m n\u00e0y, m\u1eabu kh\u00f4ng nh\u1ea1y c\u1ea3m v\u1edbi nh\u1eefng thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9. <\/span><\/span><\/span>R\u00f5 r\u00e0ng l\u00e0 s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u1eabu ch\u1eadm h\u01a1n so v\u1edbi bu\u1ed3ng th\u1eed nghi\u1ec7m.<\/span><\/span><\/span><\/p>\n

      T\u1ed1c \u0111\u1ed9 gi\u00f3<\/span><\/span><\/span><\/h2>\n

      T\u1ed1c \u0111\u1ed9 gi\u00f3 c\u00f3 li\u00ean quan ch\u1eb7t ch\u1ebd \u0111\u1ebfn c\u00e1c th\u00f4ng s\u1ed1 c\u1ee7a th\u1eed nghi\u1ec7m chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9. V\u00e0 n\u00f3 c\u00f3 \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn \u0111\u01b0\u1eddng cong t\u0103ng gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 c\u1ee7a bu\u1ed3ng chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9.<\/span><\/span><\/strong> Ngo\u00e0i ra, t\u1ed1c \u0111\u1ed9 gi\u00f3 cao h\u01a1n c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 bi\u1ebfn thi\u00ean nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n. H\u01a1n n\u1eefa, \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u1eabu v\u1eadt c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n.<\/span><\/span><\/p>\n

      B\u1ea3n t\u00f3m t\u1eaft<\/span><\/span><\/span><\/h1>\n

      Trong s\u1ed1 c\u00e1c \u1ee9ng su\u1ea5t s\u00e0ng l\u1ecdc m\u00f4i tr\u01b0\u1eddng th\u01b0\u1eddng d\u00f9ng, nhi\u1ec7t \u0111\u1ed9 chu k\u1ef3 s\u00e0ng l\u1ecdc l\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t. Bu\u1ed3ng th\u1eed nghi\u1ec7m chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9 c\u1ee7a c\u00f4ng ty ch\u00fang t\u00f4i \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n sau:<\/span><\/span><\/p>\n

        \n
      • IEC62133<\/span><\/span><\/li>\n
      • UL1642<\/span><\/span><\/li>\n
      • UN38.3<\/span><\/span><\/li>\n<\/ul>\n<\/div>\n<\/div>\n
        \n
        <\/div>\n
        <\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

        V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7, y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 tin c\u1eady c\u1ee7a c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n t\u1eed ng\u00e0y c\u00e0ng cao. \u0110\u1eb7c bi\u1ec7t l\u00e0 trong h\u00e0ng kh\u00f4ng, h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c. Nh\u00ecn chung, \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 tin c\u1eady c\u1ee7a d\u1ef1 \u00e1n,<\/p>\n","protected":false},"author":1,"featured_media":20263,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88],"tags":[],"class_list":["post-20262","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\/20262","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=20262"}],"version-history":[{"count":3,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/20262\/revisions"}],"predecessor-version":[{"id":22148,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/20262\/revisions\/22148"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media\/20263"}],"wp:attachment":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media?parent=20262"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/categories?post=20262"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/tags?post=20262"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}