{"id":19859,"date":"2022-02-24T07:35:15","date_gmt":"2022-02-24T07:35:15","guid":{"rendered":"http:\/\/dgbellvietnam.com\/introduction-of-thermal-shock-test-chamber-two-zone\/"},"modified":"2024-10-25T15:21:14","modified_gmt":"2024-10-25T08:21:14","slug":"introduction-of-thermal-shock-test-chamber-two-zone","status":"publish","type":"post","link":"https:\/\/dgbellvietnam.com\/en\/introduction-of-thermal-shock-test-chamber-two-zone\/","title":{"rendered":"Gi\u1edbi thi\u1ec7u bu\u1ed3ng th\u1eed s\u1ed1c nhi\u1ec7t (2 ng\u0103n)"},"content":{"rendered":"
\n

Bu\u1ed3ng th\u1eed s\u1ed1c nhi\u1ec7t<\/span><\/span><\/a> l\u00e0 m\u1ed9t lo\u1ea1i s\u1ea3n ph\u1ea9m th\u1eed nghi\u1ec7m cung c\u1ea5p m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 c\u1ef1c cao v\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u1ef1c th\u1ea5p v\u00e0 trong th\u1eddi gian ng\u1eafn cho thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng s\u1ed1c l\u1ea1nh v\u00e0 n\u00f3ng. Ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111i\u1ec7n t\u1eed, truy\u1ec1n th\u00f4ng, v\u1eadt li\u1ec7u, thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng, nghi\u00ean c\u1ee9u khoa h\u1ecdc v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c v\u1ec1 th\u1eed nghi\u1ec7m an to\u00e0n v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a s\u1ea3n ph\u1ea9m v\u00e0 th\u1eed nghi\u1ec7m s\u00e0ng l\u1ecdc s\u1ea3n ph\u1ea9m. \u0110\u1ec3 th\u1eed nghi\u1ec7m s\u1ea3n ph\u1ea9m do gi\u00e3n n\u1edf v\u00e0 co l\u1ea1i do nhi\u1ec7t v\u00e0 d\u1eabn \u0111\u1ebfn thay \u0111\u1ed5i c\u1ea5u tr\u00fac v\u00e0 h\u00ecnh th\u00e1i ho\u1eb7c h\u01b0 h\u1ecfng v\u1eadt l\u00fd, l\u00e0 thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng l\u00fd t\u01b0\u1edfng cho ph\u00e1t tri\u1ec3n c\u00f4ng ngh\u1ec7, s\u1ea3n xu\u1ea5t v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 c\u00e1c nghi\u00ean c\u1ee9u khoa h\u1ecdc v\u00e0 s\u1ea3n xu\u1ea5t kh\u00e1c.<\/span><\/span><\/p>\n

T\u00f9y thu\u1ed9c v\u00e0o tr\u1ea1ng th\u00e1i c\u1ee7a m\u1eabu trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m. Bu\u1ed3ng th\u1eed s\u1ed1c nhi\u1ec7t \u0111\u01b0\u1ee3c chia th\u00e0nh bu\u1ed3ng s\u1ed1c nhi\u1ec7t t\u0129nh (m\u1eabu \u0111\u1ee9ng y\u00ean) v\u00e0 bu\u1ed3ng s\u1ed1c nhi\u1ec7t \u0111\u1ed9ng (m\u1eabu di chuy\u1ec3n v\u1edbi gi\u1ecf m\u1eabu), theo c\u00e1c c\u00e1ch kh\u00e1c nhau \u0111\u1ec3 di chuy\u1ec3n gi\u1ecf m\u1eabu, bu\u1ed3ng s\u1ed1c nhi\u1ec7t \u0111\u1ed9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh hai lo\u1ea1i n\u00e2ng th\u1eb3ng \u0111\u1ee9ng v\u00e0 d\u1ecbch chuy\u1ec3n ngang, bu\u1ed3ng s\u1ed1c nhi\u1ec7t n\u00e2ng th\u1eb3ng \u0111\u1ee9ng \u0111\u1ed9ng ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 th\u1eed t\u1ea3i nh\u1ecf (nh\u01b0 m\u00f4-\u0111un IC), bu\u1ed3ng s\u1ed1c nhi\u1ec7t d\u1ecbch chuy\u1ec3n ngang ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 th\u1eed s\u1ed1c nhi\u1ec7t \u0111\u1ed9 c\u1ee7a c\u00e1c m\u1eabu t\u1ea3i l\u1edbn.<\/span><\/span><\/p>\n

Bu\u1ed3ng s\u1ed1c nhi\u1ec7t hai v\u00f9ng \u0111\u01b0\u1ee3c th\u1ea3o lu\u1eadn trong b\u00e0i vi\u1ebft n\u00e0y nh\u01b0 sau:<\/span><\/span><\/p>\n

1) Th\u1ec3 t\u00edch trong gi\u1ecf m\u1eabu: 300 L <\/span><\/span>
\n2) Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 gi\u1edbi h\u1ea1n: -75 ~ +220 \u2103 <\/span><\/span>
\n3) Ph\u1ea1m vi t\u00e1c \u0111\u1ed9ng nhi\u1ec7t \u0111\u1ed9: -65 ~ +150 \u2103 <\/span><\/span>
\n4) Th\u1eddi gian chuy\u1ec3n \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9: < 10 gi\u00e2y <\/span><\/span>
\n5) Th\u1eddi gian ph\u1ee5c h\u1ed3i nhi\u1ec7t \u0111\u1ed9: \u2264 5 ph\u00fat <\/span><\/span>
\n6) \u0110\u1ed9 l\u1ec7ch nhi\u1ec7t \u0111\u1ed9: \u2264 \u00b1 2,0 \u2103 <\/span><\/span>
\n7) Bi\u1ebfn \u0111\u1ed9ng nhi\u1ec7t \u0111\u1ed9: \u2264 0,5 \u2103<\/span><\/span><\/p>\n

1. Gi\u1edbi thi\u1ec7u thi\u1ebft b\u1ecb<\/span><\/span><\/strong><\/span><\/h1>\n

Bu\u1ed3ng th\u1eed s\u1ed1c nhi\u1ec7t ch\u1ee7 y\u1ebfu bao g\u1ed3m v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao, v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, h\u1ec7 th\u1ed1ng s\u01b0\u1edfi, h\u1ec7 th\u1ed1ng l\u00e0m l\u1ea1nh t\u1ea7ng, h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t tu\u1ea7n ho\u00e0n n\u01b0\u1edbc, h\u1ec7 th\u1ed1ng truy\u1ec1n gi\u1ecf m\u1eabu v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n. Hai v\u00f9ng bu\u1ed3ng s\u1ed1c nhi\u1ec7t l\u00e0 v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, trong th\u1eed nghi\u1ec7m s\u1ed1c nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, gi\u1ecf m\u1eabu tr\u01b0\u1edbc ti\u00ean \u1edf v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao theo nhi\u1ec7t \u0111\u1ed9 c\u00e0i \u0111\u1eb7t \u0111\u1ec3 th\u1eed nghi\u1ec7m nhi\u1ec7t \u0111\u1ed9 cao, l\u00fac n\u00e0y v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p \u0111ang \u1edf tr\u1ea1ng th\u00e1i l\u00e0m m\u00e1t tr\u01b0\u1edbc. Khi ch\u1ea1y \u0111\u1ebfn th\u1eddi gian s\u1ed1c nhi\u1ec7t \u0111\u00e3 c\u00e0i \u0111\u1eb7t, c\u01a1 c\u1ea5u truy\u1ec1n s\u1ebd di chuy\u1ec3n gi\u1ecf m\u1eabu t\u1eeb v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ebfn v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p. Sau khi di chuy\u1ec3n \u0111\u1ebfn bu\u1ed3ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, m\u1eabu trong bu\u1ed3ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p theo nhi\u1ec7t \u0111\u1ed9 c\u00e0i \u0111\u1eb7t \u0111\u1ec3 th\u1eed nghi\u1ec7m nhi\u1ec7t \u0111\u1ed9 th\u1ea5p. L\u00fac n\u00e0y v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao \u0111ang \u1edf tr\u1ea1ng th\u00e1i l\u00e0m n\u00f3ng tr\u01b0\u1edbc, trong qu\u00e1 tr\u00ecnh t\u1eeb th\u1eed nghi\u1ec7m s\u1ed1c nhi\u1ec7t \u0111\u1ed9 th\u1ea5p \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 cao, qu\u00e1 tr\u00ecnh ng\u01b0\u1ee3c l\u1ea1i v\u1edbi quy tr\u00ecnh tr\u00ean.<\/span><\/span><\/p>\n

C\u00e1c y\u00eau c\u1ea7u ki\u1ec3m so\u00e1t ch\u00ednh c\u1ee7a bu\u1ed3ng th\u1eed nghi\u1ec7m n\u00e0y l\u00e0:<\/span><\/span><\/p>\n

1) \u0110\u1ec3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u l\u00e0m vi\u1ec7c c\u1ee7a nhi\u1ec7t \u0111\u1ed9 l\u00e0m m\u00e1t tr\u01b0\u1edbc c\u1ee7a bu\u1ed3ng th\u1eed nghi\u1ec7m l\u00e0 -75\u2103 v\u00e0 th\u1eddi gian ph\u1ee5c h\u1ed3i nhi\u1ec7t \u0111\u1ed9 <5 ph\u00fat. H\u1ec7 th\u1ed1ng l\u00e0m l\u1ea1nh \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p l\u00e0m l\u1ea1nh chu tr\u00ecnh l\u00e0m l\u1ea1nh t\u1ea7ng nh\u1ecb ph\u00e2n, \u0111\u01b0a ra m\u1ed9t s\u1ed1 y\u00eau c\u1ea7u nh\u1ea5t \u0111\u1ecbnh trong tr\u00ecnh t\u1ef1 kh\u1edfi \u0111\u1ed9ng c\u1ee7a hai m\u00e1y n\u00e9n v\u00e0 \u0111i\u1ec1u khi\u1ec3n nhi\u1ec1u van l\u00e0m l\u1ea1nh v\u00e0 van bypass, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong qu\u00e1 tr\u00ecnh s\u1ed1c nhi\u1ec7t, vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh v\u00e0 ki\u1ec3m so\u00e1t l\u01b0\u1ee3ng l\u00e0m m\u00e1t s\u1ebd \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a vi\u1ec7c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9.<\/span><\/span><\/p>\n

2) V\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p \u0111\u01b0\u1ee3c trang b\u1ecb b\u1ed9 gia nhi\u1ec7t c\u00f4ng su\u1ea5t cao, trong qu\u00e1 tr\u00ecnh s\u1ed1c nhi\u1ec7t, c\u1ea7n gi\u1ea3i quy\u1ebft m\u00e2u thu\u1eabn gi\u1eefa gia nhi\u1ec7t nhanh v\u00e0 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 ch\u00ednh x\u00e1c, \u0111i\u1ec1u n\u00e0y \u0111\u01b0a ra y\u00eau c\u1ea7u cao h\u01a1n \u0111\u1ed1i v\u1edbi vi\u1ec7c ki\u1ec3m so\u00e1t b\u1ed9 gia nhi\u1ec7t, ngo\u00e0i ra, b\u1ed9 gia nhi\u1ec7t v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p c\u0169ng c\u1ea7n c\u00f3 ch\u1ee9c n\u0103ng r\u00e3 \u0111\u00f4ng.<\/span><\/span><\/p>\n

3) H\u1ec7 th\u1ed1ng truy\u1ec1n gi\u1ecf m\u1eabu \u00e1p d\u1ee5ng ch\u1ebf \u0111\u1ed9 truy\u1ec1n x\u00edch c\u00f3 hi\u1ec7u su\u1ea5t truy\u1ec1n cao, khi nhi\u1ec7t \u0111\u1ed9 b\u1ecb t\u00e1c \u0111\u1ed9ng, y\u00eau c\u1ea7u nghi\u00eam ng\u1eb7t \u0111\u01b0\u1ee3c \u0111\u01b0a ra \u0111\u1ed1i v\u1edbi vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9ng c\u01a1 truy\u1ec1n \u0111\u1ed9ng v\u00e0 \u0111\u1ecbnh v\u1ecb ch\u00ednh x\u00e1c chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a gi\u1ecf m\u1eabu, \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a vi\u1ec7c \u0111\u1ecbnh v\u1ecb gi\u1ecf m\u1eabu s\u1ebd \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn vi\u1ec7c ni\u00eam phong bu\u1ed3ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p v\u00e0 bu\u1ed3ng nhi\u1ec7t \u0111\u1ed9 cao, t\u1eeb \u0111\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9.<\/span><\/span><\/p>\n

4) \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u1eadn h\u00e0nh c\u1ee7a bu\u1ed3ng th\u1eed s\u1ed1c nhi\u1ec7t, h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n thi\u1ebft l\u1eadp m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn th\u00f4ng tin b\u1ea3o v\u1ec7 b\u00e1o \u0111\u1ed9ng, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00f4ng t\u1eafc c\u1eeda bu\u1ed3ng, b\u00e1o \u0111\u1ed9ng \u00e1p su\u1ea5t n\u01b0\u1edbc, b\u1ea3o v\u1ec7 qu\u00e1 nhi\u1ec7t, b\u1ea3o v\u1ec7 qu\u00e1 t\u1ea3i m\u00e1y n\u00e9n, v.v., \u0111\u01b0a ra y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 tin c\u1eady cho qu\u00e1 tr\u00ecnh x\u1eed l\u00fd t\u00edn hi\u1ec7u b\u00e1o \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n.<\/span><\/span><\/p>\n

2. Th\u1ef1c hi\u1ec7n s\u1ed1c nhi\u1ec7t \u0111\u1ed9 n\u00f3ng v\u00e0 l\u1ea1nh<\/span><\/span><\/strong><\/span><\/h1>\n

V\u00ed d\u1ee5 v\u1ec1 s\u1ed1c nhi\u1ec7t \u0111\u1ed9 tu\u1ea7n ho\u00e0n \u1edf nhi\u1ec7t \u0111\u1ed9 cao 85 \u00b0C v\u00e0 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p -55 \u00b0C. Tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u, quy tr\u00ecnh th\u1eed nghi\u1ec7m ch\u1ec9nh s\u1eeda \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp th\u00f4ng qua giao di\u1ec7n m\u00e0n h\u00ecnh c\u1ea3m \u1ee9ng c\u1ee7a b\u1ed9 \u0111i\u1ec1u nhi\u1ec7t. Khi b\u1eaft \u0111\u1ea7u, gi\u1ecf m\u1eabu ch\u1ee9a m\u1eabu s\u1ebd t\u1ef1 \u0111\u1ed9ng x\u00e1c \u0111\u1ecbnh h\u01b0\u1edbng di chuy\u1ec3n theo v\u1ecb tr\u00ed. Sau khi di chuy\u1ec3n \u0111\u1ebfn v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao, hai b\u1ee9c t\u01b0\u1eddng b\u00ean c\u1ee7a gi\u1ecf m\u1eabu s\u1ebd chia b\u00ean trong bu\u1ed3ng nhi\u1ec7t th\u00e0nh hai kh\u00f4ng gian kh\u00e9p k\u00edn \u0111\u1ed9c l\u1eadp v\u00e0 v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao n\u01a1i \u0111\u1eb7t gi\u1ecf m\u1eabu s\u1ebd kh\u1edfi \u0111\u1ed9ng b\u1ed9 gia nhi\u1ec7t \u0111\u1ec3 th\u1eed nghi\u1ec7m ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 cao 85 \u00b0C v\u00e0 t\u1ea1i th\u1eddi \u0111i\u1ec3m n\u00e0y, v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p s\u1ebd kh\u1edfi \u0111\u1ed9ng b\u1ed9 ph\u1eadn l\u00e0m l\u1ea1nh \u0111\u1ec3 th\u1eed nghi\u1ec7m ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 l\u00e0m m\u00e1t tr\u01b0\u1edbc -70 \u00b0C. Khi th\u1eddi gian ch\u1ea1y c\u1ee7a v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ea1t \u0111\u1ebfn 60 ph\u00fat \u0111\u00e3 \u0111\u1eb7t, PLC s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c t\u00edn hi\u1ec7u k\u1ebft th\u00fac c\u1ee7a th\u1eed nghi\u1ec7m nhi\u1ec7t \u0111\u1ed9 cao do b\u1ed9 \u0111i\u1ec1u nhi\u1ec7t ph\u00e1t ra, h\u1ec7 th\u1ed1ng s\u1ebd \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9ng c\u01a1 di \u0111\u1ed9ng \u0111\u1ec3 d\u1eabn \u0111\u1ed9ng gi\u1ecf m\u1eabu t\u1eeb v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ebfn v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p \u0111\u1ec3 di chuy\u1ec3n nhanh ch\u00f3ng. Trong qu\u00e1 tr\u00ecnh di chuy\u1ec3n, v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p v\u00e0 v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao s\u1ebd th\u1ef1c hi\u1ec7n \u0111\u1ed1i l\u01b0u kh\u00f4ng kh\u00ed l\u1ea1nh v\u00e0 n\u00f3ng trong th\u1eddi gian ng\u1eafn. Trong khi t\u1ea3i m\u1eabu trong gi\u1ecf m\u1eabu c\u0169ng s\u1ebd \u0111\u01b0a nhi\u1ec7t \u1edf v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao v\u00e0o v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, nhi\u1ec7t \u0111\u1ed9 \u1edf v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p s\u1ebd t\u0103ng nhanh trong th\u1eddi gian ng\u1eafn. V\u00e0 trong th\u1eddi gian chuy\u1ec3n \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 10 gi\u00e2y, gi\u1ecf m\u1eabu s\u1ebd nhanh ch\u00f3ng di chuy\u1ec3n v\u00e0o v\u1ecb tr\u00ed.<\/span><\/span><\/p>\n

Khi th\u1eddi gian ch\u1ea1y th\u1eed nghi\u1ec7m nhi\u1ec7t \u0111\u1ed9 th\u1ea5p \u0111\u1ea1t 45 ph\u00fat, PLC s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c t\u00edn hi\u1ec7u k\u1ebft th\u00fac c\u1ee7a th\u1eed nghi\u1ec7m nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, h\u1ec7 th\u1ed1ng s\u1ebd \u0111i\u1ec1u khi\u1ec3n gi\u1ecf m\u1eabu t\u1eeb v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p \u0111\u1ebfn v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ec3 di chuy\u1ec3n nhanh ch\u00f3ng. T\u01b0\u01a1ng t\u1ef1 nh\u01b0 v\u1eady, trong qu\u00e1 tr\u00ecnh di chuy\u1ec3n, nhi\u1ec7t \u0111\u1ed9 v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao s\u1ebd t\u0103ng do l\u01b0\u1ee3ng l\u1ea1nh l\u1edbn v\u00e0o kh\u00f4ng kh\u00ed. Khi gi\u1ecf m\u1eabu \u0111\u01b0\u1ee3c di chuy\u1ec3n nhanh \u0111\u1ebfn v\u1ecb tr\u00ed, h\u1ec7 th\u1ed1ng s\u1ebd kh\u1edfi \u0111\u1ed9ng b\u1ed9 gia nhi\u1ec7t v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao \u1edf c\u00f4ng su\u1ea5t t\u1ed1i \u0111a \u0111\u1ec3 l\u00e0m n\u00f3ng nhanh ch\u00f3ng. V\u00e0 nhi\u1ec7t \u0111\u1ed9 s\u1ebd tr\u1edf l\u1ea1i 85 \u2103 trong v\u00f2ng n\u0103m ph\u00fat, t\u1ea1i th\u1eddi \u0111i\u1ec3m \u0111\u00f3, bu\u1ed3ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p s\u1ebd th\u1ef1c hi\u1ec7n th\u1eed nghi\u1ec7m ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 l\u00e0m m\u00e1t tr\u01b0\u1edbc -70 \u2103. Khi s\u1ed1 chu k\u1ef3 ho\u00e0n t\u1ea5t, to\u00e0n b\u1ed9 th\u00ed nghi\u1ec7m chu k\u1ef3 s\u1ed1c nhi\u1ec7t \u0111\u1ed9 k\u1ebft th\u00fac.<\/span><\/span><\/p>\n

V\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p c\u0169ng c\u00f3 ch\u1ee9c n\u0103ng r\u00e3 \u0111\u00f4ng t\u1ef1 \u0111\u1ed9ng. Sau khi k\u1ebft th\u00fac th\u1eed nghi\u1ec7m s\u1ed1c nhi\u1ec7t, nhi\u1ec7t \u0111\u1ed9 r\u00e3 \u0111\u00f4ng v\u00e0 th\u1eddi gian ch\u1ea1y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t th\u00f4ng qua m\u00e0n h\u00ecnh c\u1ea3m \u1ee9ng. V\u00ec v\u1eady, v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p \u0111\u1ec3 r\u00e3 \u0111\u00f4ng, gi\u1ea3m s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a s\u01b0\u01a1ng gi\u00e1 \u1edf v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p. C\u00f3 l\u1ee3i cho vi\u1ec7c b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb l\u00e0m l\u1ea1nh.<\/span><\/span><\/p>\n

3. K\u1ebft lu\u1eadn<\/span><\/span><\/strong><\/span><\/h1>\n

H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n bu\u1ed3ng th\u1eed nghi\u1ec7m s\u1ed1c nhi\u1ec7t hai v\u00f9ng th\u1ef1c hi\u1ec7n c\u00e1c y\u00eau c\u1ea7u l\u00e0m vi\u1ec7c c\u1ee7a s\u1ed1c nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 th\u1ea5p c\u1ee7a bu\u1ed3ng th\u1eed nghi\u1ec7m, gi\u1ea3i quy\u1ebft m\u00e2u thu\u1eabn gi\u1eefa nhi\u1ec7t \u0111\u1ed9 t\u0103ng v\u00e0 gi\u1ea3m nhanh v\u00e0 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh s\u1ed1c nhi\u1ec7t \u0111\u1ed9, v\u00e0 truy\u1ec1n gi\u1ecf m\u1eabu \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ed9 k\u00edn \u0111\u00e1ng tin c\u1eady. Hi\u1ec7n t\u1ea1i, bu\u1ed3ng th\u1eed nghi\u1ec7m \u0111ang ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong nh\u00e0 s\u1ea3n xu\u1ea5t ng\u01b0\u1eddi d\u00f9ng.<\/span><\/span><\/p>\n

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

Bu\u1ed3ng th\u1eed s\u1ed1c nhi\u1ec7t l\u00e0 m\u1ed9t lo\u1ea1i s\u1ea3n ph\u1ea9m th\u1eed nghi\u1ec7m cung c\u1ea5p m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 c\u1ef1c cao v\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u1ef1c th\u1ea5p v\u00e0 trong th\u1eddi gian ng\u1eafn cho thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng s\u1ed1c l\u1ea1nh v\u00e0 n\u00f3ng. Ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111i\u1ec7n t\u1eed, truy\u1ec1n th\u00f4ng, v\u1eadt li\u1ec7u, thi\u1ebft b\u1ecb \u0111o<\/p>\n","protected":false},"author":1,"featured_media":19860,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88],"tags":[],"class_list":["post-19859","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\/19859","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=19859"}],"version-history":[{"count":2,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19859\/revisions"}],"predecessor-version":[{"id":22096,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19859\/revisions\/22096"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media\/19860"}],"wp:attachment":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media?parent=19859"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/categories?post=19859"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/tags?post=19859"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}