{"id":19638,"date":"2023-11-16T01:48:36","date_gmt":"2023-11-16T01:48:36","guid":{"rendered":"http:\/\/dgbellvietnam.com\/lithium-battery-impact-test\/"},"modified":"2024-10-21T16:24:47","modified_gmt":"2024-10-21T09:24:47","slug":"lithium-battery-impact-test","status":"publish","type":"post","link":"https:\/\/dgbellvietnam.com\/en\/lithium-battery-impact-test\/","title":{"rendered":"Th\u1eed nghi\u1ec7m t\u00e1c \u0111\u1ed9ng c\u1ee7a pin Lithium"},"content":{"rendered":"
\n

Do nh\u1eefng \u01b0u \u0111i\u1ec3m v\u1ec1 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9, \u0111i\u1ec7n \u00e1p cao, \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng \u0111i\u1ec7n h\u00f3a cao v\u00e0 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n cao c\u1ee7a kim lo\u1ea1i lithium, pin s\u01a1 c\u1ea5p lithium bao g\u1ed3m lithium kim lo\u1ea1i l\u00e0m \u0111i\u1ec7n c\u1ef1c \u00e2m c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m v\u1ec1 n\u0103ng l\u01b0\u1ee3ng ri\u00eang cao, \u0111i\u1ec7n \u00e1p pin cao, ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng r\u1ed9ng, hi\u1ec7u su\u1ea5t nhi\u1ec7t \u0111\u1ed9 th\u1ea5p t\u1ed1t v\u00e0 tu\u1ed5i th\u1ecd l\u01b0u tr\u1eef d\u00e0i. Pin s\u01a1 c\u1ea5p lithium cho h\u1ec7 th\u1ed1ng h\u00f3a ch\u1ea5t \u0111\u00e3 \u0111\u01b0\u1ee3c th\u01b0\u01a1ng m\u1ea1i h\u00f3a.<\/span><\/span><\/p>\n

Tuy nhi\u00ean, do ho\u1ea1t \u0111\u1ed9ng cao c\u1ee7a lithium, t\u00ednh an to\u00e0n c\u1ee7a pin lithium s\u01a1 c\u1ea5p \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t v\u1ea5n \u0111\u1ec1 \u0111\u00e1ng ch\u00fa \u00fd. M\u1ed9t s\u1ed1 lo\u1ea1i pin \u0111i\u1ec7n ph\u00e2n h\u1eefu c\u01a1 v\u00e0 pin lithium \u0111i\u1ec7n ph\u00e2n v\u00f4 c\u01a1 kh\u00f4ng ch\u1ee9a n\u01b0\u1edbc c\u00f3 th\u1ec3 ph\u00e1t n\u1ed5 trong \u0111i\u1ec1u ki\u1ec7n ng\u1eafn m\u1ea1ch ho\u1eb7c c\u00e1c \u0111i\u1ec1u ki\u1ec7n l\u1ea1m d\u1ee5ng kh\u00e1c. Do \u0111\u00f3, vi\u1ec7c ph\u00e2n t\u00edch l\u00fd do ph\u00e1t n\u1ed5 c\u1ee7a pin lithium s\u01a1 c\u1ea5p c\u00f3 \u00fd ngh\u0129a h\u01b0\u1edbng d\u1eabn th\u1ef1c t\u1ebf \u0111\u1ec3 c\u1ea3i thi\u1ec7n quy tr\u00ecnh s\u1ea3n xu\u1ea5t pin v\u00e0 t\u0103ng c\u01b0\u1eddng t\u00ednh an to\u00e0n c\u1ee7a ch\u00fang.<\/span><\/span><\/p>\n

Th\u1eed nghi\u1ec7m va ch\u1ea1m v\u1eadt n\u1eb7ng \u0111\u1ed1i v\u1edbi pin lithium ch\u00ednh \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh trong nhi\u1ec1u ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m pin (nh\u01b0 IEC 62281, UL 1642, UN 38.3). Th\u00ed nghi\u1ec7m n\u00e0y m\u00f4 ph\u1ecfng vi\u1ec7c l\u1ea1m d\u1ee5ng m\u1ed9t v\u1eadt c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng nh\u1ea5t \u0111\u1ecbnh r\u01a1i v\u00e0o pin, t\u1ea1o ra l\u1ef1c t\u00e1c \u0111\u1ed9ng m\u1ea1nh t\u1ea1i m\u1ed9t b\u1ed9 ph\u1eadn nh\u1ea5t \u0111\u1ecbnh c\u1ee7a pin. Khi pin ch\u1ecbu t\u00e1c \u0111\u1ed9ng \u0111\u1ed9t ng\u1ed9t, pin c\u00f3 th\u1ec3 b\u1ecb \u0111o\u1ea3n m\u1ea1ch b\u00ean trong ho\u1eb7c c\u00e1c ph\u1ea3n \u1ee9ng t\u1ecfa nhi\u1ec7t kh\u00e1c, th\u1eadm ch\u00ed b\u1eaft l\u1eeda ho\u1eb7c ph\u00e1t n\u1ed5.<\/span><\/span><\/p>\n

Ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf v\u1ec1 pin lithium, IEC 62281, n\u00eau r\u00f5 m\u1ee5c \u0111\u00edch c\u1ee7a th\u1eed nghi\u1ec7m va \u0111\u1eadp m\u1ea1nh \u0111\u1ed1i v\u1edbi pin lithium ch\u00ednh l\u00e0 m\u00f4 ph\u1ecfng c\u00e1c m\u1ea1ch ng\u1eafn b\u00ean trong pin. Trong b\u00e0i vi\u1ebft n\u00e0y, s\u00e1u lo\u1ea1i pin c\u00fac \u00e1o kh\u00e1c nhau \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m m\u1eabu \u0111\u1ec3 th\u1eed nghi\u1ec7m va \u0111\u1eadp m\u1ea1nh nh\u1eb1m ph\u00e2n t\u00edch nguy\u00ean nh\u00e2n g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng \u0111\u00e1nh l\u1eeda v\u00e0 n\u1ed5 trong pin trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m va \u0111\u1eadp m\u1ea1nh.<\/span><\/span><\/p>\n

1 Th\u00ed nghi\u1ec7m<\/span><\/span><\/strong><\/span><\/h1>\n

1.1 D\u1ee5ng c\u1ee5 v\u00e0 v\u1eadt li\u1ec7u<\/span><\/span><\/span><\/h2>\n

Bu\u1ed3ng ch\u1ed1ng va \u0111\u1eadp DGBELL<\/span><\/span><\/a> . \u0110\u1ed1i t\u01b0\u1ee3ng th\u1eed nghi\u1ec7m l\u00e0 5 pin n\u00fat \u00e1o th\u00f4ng th\u01b0\u1eddng, 5 m\u1eabu pin ch\u1ec9 ch\u1ee9a v\u1eadt li\u1ec7u \u0111i\u1ec7n c\u1ef1c d\u01b0\u01a1ng l\u00e0 mangan dioxit \u0111i\u1ec7n ph\u00e2n v\u00e0 ch\u1ea5t \u0111i\u1ec7n ph\u00e2n, 5 pin ch\u1ec9 ch\u1ee9a v\u1eadt li\u1ec7u \u0111i\u1ec7n c\u1ef1c \u00e2m l\u00e0 lithium v\u00e0 ch\u1ea5t \u0111i\u1ec7n ph\u00e2n, 5 pin ch\u1ec9 ch\u1ee9a ch\u1ea5t \u0111i\u1ec7n ph\u00e2n, 5 pin ch\u1ec9 ch\u1ee9a v\u1eadt li\u1ec7u \u0111i\u1ec7n c\u1ef1c d\u01b0\u01a1ng v\u00e0 5 pin ch\u1ec9 ch\u1ee9a v\u1eadt li\u1ec7u \u0111i\u1ec7n c\u1ef1c \u00e2m, t\u1ed5ng c\u1ed9ng c\u00f3 6 lo\u1ea1i m\u1eabu.<\/span><\/span><\/p>\n

<\/p>\n

1.2 Ph\u01b0\u01a1ng ph\u00e1p th\u1ef1c nghi\u1ec7m<\/span><\/span><\/span><\/h2>\n

Ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m va ch\u1ea1m v\u1eadt n\u1eb7ng theo c\u00e1c \u0111i\u1ec1u ki\u1ec7n quy \u0111\u1ecbnh trong ti\u00eau chu\u1ea9n \u201cIEC 62281 Y\u00eau c\u1ea7u an to\u00e0n \u0111\u1ed1i v\u1edbi pin lithium ch\u00ednh v\u00e0 pin trong v\u1eadn chuy\u1ec3n\u201d. C\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3 nh\u01b0 sau: pin m\u1eabu ho\u1eb7c b\u1ed9 pin \u0111\u01b0\u1ee3c \u0111\u1eb7t tr\u00ean m\u1ed9t b\u1ec1 m\u1eb7t ph\u1eb3ng. M\u1ed9t thanh c\u00f3 \u0111\u01b0\u1eddng k\u00ednh 15,8 mm \u0111\u01b0\u1ee3c \u0111\u1eb7t n\u1eb1m ngang \u1edf t\u00e2m c\u1ee7a m\u1eabu. M\u1ed9t b\u00faa n\u1eb7ng 91 kg r\u01a1i t\u1eeb \u0111\u1ed9 cao 61 \u00b1 2,5 cm xu\u1ed1ng m\u1eabu.<\/span><\/span><\/p>\n

Tr\u1ee5c d\u1ecdc c\u1ee7a pin h\u00ecnh tr\u1ee5 ho\u1eb7c h\u00ecnh l\u0103ng tr\u1ee5 b\u1ecb t\u00e1c \u0111\u1ed9ng ph\u1ea3i song song v\u1edbi b\u1ec1 m\u1eb7t ph\u1eb3ng v\u00e0 vu\u00f4ng g\u00f3c v\u1edbi tr\u1ee5c d\u1ecdc c\u1ee7a b\u1ec1 m\u1eb7t cong c\u00f3 \u0111\u01b0\u1eddng k\u00ednh 15,8 mm \u0111\u01b0\u1ee3c \u0111\u1eb7t n\u1eb1m ngang \u1edf t\u00e2m c\u1ee7a m\u1eabu. Pin h\u00ecnh l\u0103ng tr\u1ee5 c\u0169ng ph\u1ea3i \u0111\u01b0\u1ee3c xoay 90 \u00b0 quanh tr\u1ee5c d\u1ecdc c\u1ee7a n\u00f3 \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c t\u00e1c \u0111\u1ed9ng \u1edf c\u1ea3 hai m\u1eb7t r\u1ed9ng v\u00e0 h\u1eb9p c\u1ee7a n\u00f3. M\u1ed7i m\u1eabu ch\u1ec9 ch\u1ecbu m\u1ed9t t\u00e1c \u0111\u1ed9ng. Khi pin h\u00ecnh \u0111\u1ed3ng xu ho\u1eb7c h\u00ecnh n\u00fat b\u1ecb t\u00e1c \u0111\u1ed9ng, m\u1eb7t ph\u1eb3ng c\u1ee7a m\u1eabu ph\u1ea3i song song v\u1edbi b\u1ec1 m\u1eb7t ph\u1eb3ng v\u00e0 m\u1ed9t b\u1ec1 m\u1eb7t cong c\u00f3 \u0111\u01b0\u1eddng k\u00ednh 15,8 mm ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1eb7t n\u1eb1m ngang \u1edf t\u00e2m c\u1ee7a n\u00f3. Nhi\u1ec7t \u0111\u1ed9 th\u1eed nghi\u1ec7m: (20 \u00b1 5) \u2103.<\/span><\/span><\/p>\n

2 K\u1ebft qu\u1ea3<\/span><\/span><\/strong><\/span><\/h1>\n

2.1 K\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m<\/span><\/span><\/span><\/h2>\n

S\u00e1u m\u1eabu pin cho th\u1ea5y k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m kh\u00e1c nhau trong c\u00e1c th\u1eed nghi\u1ec7m va ch\u1ea1m v\u1edbi v\u1eadt n\u1eb7ng. Trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m va ch\u1ea1m v\u1edbi v\u1eadt n\u1eb7ng, camera gi\u00e1m s\u00e1t ph\u00e1t hi\u1ec7n ra r\u1eb1ng m\u1ed9t s\u1ed1 m\u1eabu pin t\u1ea1o ra “tia l\u1eeda” s\u00e1ng ngay l\u1eadp t\u1ee9c, khi\u1ebfn pin b\u1ecb v\u1ee1 l\u00e0m \u0111\u00f4i.<\/span><\/span><\/p>\n

\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a qu\u00e1 tr\u00ecnh t\u1ea1o tia l\u1eeda \u0111i\u1ec7n l\u00e0:<\/span><\/span><\/p>\n

(1) Tia l\u1eeda t\u01b0\u01a1ng \u0111\u1ed1i s\u00e1ng;<\/span><\/span><\/p>\n

(2) \u0110\u00f4i khi k\u00e8m theo ti\u1ebfng n\u1ed5 nh\u1ecf;<\/span><\/span><\/p>\n

(3) V\u1ec1 c\u01a1 b\u1ea3n, n\u00f3 x\u1ea3y ra \u0111\u1ed3ng th\u1eddi v\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a m\u1ed9t v\u1eadt n\u1eb7ng;<\/span><\/span><\/p>\n

(4) Ch\u1ec9 c\u00f3 pin b\u00ecnh th\u01b0\u1eddng m\u1edbi ph\u00e1t ra tia l\u1eeda trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m;<\/span><\/span><\/p>\n

(5) Th\u1eddi gian t\u01b0\u01a1ng \u0111\u1ed1i ng\u1eafn, th\u01b0\u1eddng d\u1eebng l\u1ea1i ngay sau khi pin b\u1ecb h\u1ecfng.<\/span><\/span><\/p>\n

Pin lithium s\u01a1 c\u1ea5p ch\u1ec9 ch\u1ee9a v\u1eadt li\u1ec7u \u0111i\u1ec7n c\u1ef1c \u00e2m v\u00e0 ch\u1ea5t \u0111i\u1ec7n ph\u00e2n, c\u0169ng nh\u01b0 pin lithium s\u01a1 c\u1ea5p ch\u1ec9 ch\u1ee9a v\u1eadt li\u1ec7u \u0111i\u1ec7n c\u1ef1c \u00e2m, t\u1ea1o ra “tia l\u1eeda” trong qu\u00e1 tr\u00ecnh va ch\u1ea1m \u1edf m\u1ed9t s\u1ed1 pin. Tuy nhi\u00ean, c\u00e1c m\u1eabu pin lithium s\u01a1 c\u1ea5p th\u00f4ng th\u01b0\u1eddng t\u1ea1o ra “tia l\u1eeda” trong qu\u00e1 tr\u00ecnh va ch\u1ea1m v\u00e0 nhi\u1ec7t \u0111\u1ed9 t\u0103ng t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn.<\/span><\/span><\/p>\n

2.2 L\u00fd do<\/span><\/span><\/span><\/h2>\n

D\u1ef1a tr\u00ean nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a pin lithium-mangan dioxide v\u00e0 k\u1ebft qu\u1ea3 th\u1ef1c nghi\u1ec7m, ng\u01b0\u1eddi ta suy \u0111o\u00e1n r\u1eb1ng l\u00fd do t\u1ea1o ra \u201ctia l\u1eeda\u201d trong qu\u00e1 tr\u00ecnh va ch\u1ea1m l\u00e0:<\/span><\/span><\/p>\n

(1) qu\u00e1 tr\u00ecnh ch\u00e1y c\u1ee7a liti \u1edf nhi\u1ec7t \u0111\u1ed9 cao \u0111\u01b0\u1ee3c bi\u1ec3u hi\u1ec7n l\u00e0 \u201ctia l\u1eeda\u201d ph\u00e1t sinh trong m\u1ed9t s\u1ed1 ho\u1eb7c t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i m\u1eabu pin ch\u1ee9a liti kim lo\u1ea1i trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m va ch\u1ea1m. Li c\u00f3 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc cao v\u00e0 c\u00f3 th\u1ec3 t\u1ef1 b\u1ed1c ch\u00e1y trong kh\u00f4ng kh\u00ed khi \u0111\u01b0\u1ee3c \u0111un n\u00f3ng \u0111\u1ebfn tr\u1ea1ng th\u00e1i n\u00f3ng ch\u1ea3y. B\u1ee5i c\u1ee7a n\u00f3 c\u0169ng c\u00f3 th\u1ec3 ch\u00e1y \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng.<\/span><\/span><\/p>\n

B\u00faa n\u1eb7ng r\u01a1i t\u1eeb tr\u00ean cao xu\u1ed1ng v\u00e0 \u0111\u1eadp v\u00e0o b\u1ec1 m\u1eb7t m\u1eabu pin, ngay l\u1eadp t\u1ee9c sinh ra m\u1ed9t l\u01b0\u1ee3ng nhi\u1ec7t l\u1edbn, khi\u1ebfn t\u1ea5m lithium ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed do pin b\u1ecb n\u1ee9t ph\u1ea3n \u1ee9ng v\u1edbi oxy trong kh\u00f4ng kh\u00ed v\u00e0 t\u1ea1o ra tia l\u1eeda. Trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t pin, t\u1ea5m lithium ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed s\u1ebd kh\u00f4ng ph\u1ea3n \u1ee9ng v\u1edbi m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf h\u01a1i \u1ea9m trong kh\u00f4ng kh\u00ed. Do \u0111\u00f3, trong th\u00ed nghi\u1ec7m n\u00e0y, Li ph\u1ea3n \u1ee9ng v\u1edbi n\u01b0\u1edbc \u0111\u1ec3 gi\u1ea3i ph\u00f3ng hydro v\u00e0 nhi\u1ec7t, kh\u1ea3 n\u0103ng ch\u00e1y r\u1ea5t th\u1ea5p.<\/span><\/span><\/p>\n

(2) Hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean trong gi\u1eefa \u0111i\u1ec7n c\u1ef1c d\u01b0\u01a1ng v\u00e0 \u0111i\u1ec7n c\u1ef1c \u00e2m bi\u1ec3u hi\u1ec7n l\u00e0 pin lithium s\u01a1 c\u1ea5p th\u00f4ng th\u01b0\u1eddng t\u1ea1o ra \u201ctia l\u1eeda \u0111i\u1ec7n\u201d trong qu\u00e1 tr\u00ecnh va ch\u1ea1m. Sau khi va ch\u1ea1m, hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean trong c\u1ee7a pin x\u1ea3y ra do m\u00e0ng ng\u0103n b\u1ecb n\u00e9n v\u00e0 v\u1ee1. Khi x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean trong, m\u1ed9t l\u01b0\u1ee3ng l\u1edbn d\u00f2ng \u0111i\u1ec7n ch\u1ea1y qua pin, khi\u1ebfn pin sinh ra m\u1ed9t l\u01b0\u1ee3ng nhi\u1ec7t Joule \u0111\u00e1ng k\u1ec3. S\u1ef1 sinh nhi\u1ec7t n\u00e0y khi\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng gia nhi\u1ec7t c\u1ee5c b\u1ed9 xu\u1ea5t hi\u1ec7n b\u00ean trong pin, d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t b\u00ean trong pin v\u00e0 cu\u1ed1i c\u00f9ng g\u00e2y ra ch\u00e1y n\u1ed5. C\u00f3 th\u1ec3 th\u1ea5y r\u1eb1ng c\u1ea3 hai l\u00fd do tr\u00ean \u0111\u1ec1u c\u00f3 th\u1ec3 g\u00e2y ra \u201ctia l\u1eeda \u0111i\u1ec7n\u201d trong qu\u00e1 tr\u00ecnh va ch\u1ea1m c\u1ee7a pin lithium s\u01a1 c\u1ea5p th\u00e0nh ph\u1ea9m, \u0111i\u1ec1u n\u00e0y gi\u1ea3i th\u00edch t\u1ea1i sao x\u00e1c su\u1ea5t x\u1ea3y ra \u201ctia l\u1eeda \u0111i\u1ec7n\u201d trong th\u1eed nghi\u1ec7m va ch\u1ea1m c\u1ee7a pin lithium s\u01a1 c\u1ea5p th\u00e0nh ph\u1ea9m l\u1ea1i cao h\u01a1n.<\/span><\/span><\/p>\n

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

Nguy\u00ean nh\u00e2n g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng \u0111\u00e1nh l\u1eeda v\u00e0 n\u1ed5 c\u1ee7a pin lithium ch\u00ednh trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m va ch\u1ea1m v\u1eadt n\u1eb7ng c\u00f3 th\u1ec3 kh\u00f4ng ch\u1ec9 do ch\u1eadp m\u1ea1ch b\u00ean trong pin m\u00e0 c\u00f2n do qu\u00e1 tr\u00ecnh \u0111\u1ed1t ch\u00e1y \u1edf nhi\u1ec7t \u0111\u1ed9 cao c\u1ee7a lithium b\u00ean trong.<\/span><\/span><\/p>\n

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Do nh\u1eefng \u01b0u \u0111i\u1ec3m v\u1ec1 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9, \u0111i\u1ec7n \u00e1p cao, \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng \u0111i\u1ec7n h\u00f3a cao v\u00e0 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n cao c\u1ee7a kim lo\u1ea1i lithium, pin s\u01a1 c\u1ea5p lithium bao g\u1ed3m lithium kim lo\u1ea1i l\u00e0m \u0111i\u1ec7n c\u1ef1c \u00e2m c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m v\u1ec1 n\u0103ng l\u01b0\u1ee3ng ri\u00eang cao, \u0111i\u1ec7n \u00e1p pin cao, ph\u1ea1m vi nhi\u1ec7t<\/p>\n","protected":false},"author":1,"featured_media":19639,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88],"tags":[],"class_list":["post-19638","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\/19638","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=19638"}],"version-history":[{"count":3,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19638\/revisions"}],"predecessor-version":[{"id":21949,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19638\/revisions\/21949"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media\/19639"}],"wp:attachment":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media?parent=19638"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/categories?post=19638"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/tags?post=19638"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}