{"id":867,"date":"2019-10-13T17:32:35","date_gmt":"2019-10-13T10:32:35","guid":{"rendered":"http:\/\/hieuchuan3d.com\/?post_type=product&p=867"},"modified":"2019-10-13T17:32:36","modified_gmt":"2019-10-13T10:32:36","slug":"cong-nghe-bo-luu-dien-ups-emerson","status":"publish","type":"product","link":"https:\/\/backup.hieuchuan3d.com\/en\/san-pham\/cong-nghe-bo-luu-dien-ups-emerson\/","title":{"rendered":"(Ti\u1ebfng Vi\u1ec7t) C\u00f4ng ngh\u1ec7 b\u1ed9 l\u01b0u \u0111i\u1ec7n UPS Emerson"},"content":{"rendered":"

Sorry, this entry is only available in Vietnamese<\/a>. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language.<\/p>

V\u1edbi nhu c\u1ea7u s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n ng\u00e0y c\u00e0ng gia t\u0103ng nh\u01b0 hi\u1ec7n nay, vi\u1ec7c x\u00e2y d\u1ef1ng v\u00e0 \u0111\u1ea7u t\u01b0 cho h\u1ec7 th\u1ed1ng l\u01b0\u1edbi \u0111i\u1ec7n y\u00eau c\u1ea7u ph\u1ea3i chi ra r\u00e2t nhi\u1ec1u kinh ph\u00ed t\u1eeb \u0111\u00f3 g\u00e2y ra t\u00ecnh tr\u1ea1ng thi\u1ebfu h\u1ee5t n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n m\u1ed9t c\u00e1ch tr\u1ea7m tr\u1ecdng do v\u1eady th\u01b0\u1eddng ch\u1ecbu c\u1ea3nh qu\u00e1 t\u1ea3i, s\u1ee5t \u00e1p ho\u1eb7c c\u00fap \u0111i\u1ec7n<\/span><\/strong> di\u1ec5n ra th\u01b0\u1eddng xuy\u00ean. Vi\u1ec7c n\u00e0y g\u00e2y ra h\u1eadu qu\u1ea3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed<\/span><\/strong> nh\u1ea1y c\u1ea3m, c\u00e1c thi\u1ebft b\u1ecb d\u00f9ng \u0111i\u1ec7n kh\u00e1c nh\u01b0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n c\u00f4ng nghi\u1ec7p, h\u1ec7 th\u1ed1ng th\u00f4ng tin,…<\/p>\n

I. M\u1ed9t s\u1ed1 lo\u1ea1i s\u1ef1 c\u1ed1 li\u00ean quan t\u1edbi ngu\u1ed3n \u0111i\u1ec7n cung c\u1ea5p cho h\u1ec7 th\u1ed1ng th\u00f4ng tin, \u0111i\u1ec1u khi\u1ec3n v\u00e0 bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c<\/h2>\n

1. S\u1ef1 c\u1ed1 qu\u00e1 \u00e1p<\/h3>\n

– L\u00e0 hi\u1ec7n t\u01b0\u1ee3ng \u0111i\u1ec7n \u00e1p t\u0103ng qu\u00e1 \u0111\u1ecbnh m\u1ee9c 110% m\u00e0 nguy\u00ean nh\u00e2n ch\u1ee7 y\u1ebfu xu\u1ea5t ph\u00e1t t\u1eeb vi\u1ec7c ng\u1eaft c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n c\u00f4ng su\u1ea5t l\u1edbn. T\u00ecnh tr\u1ea1ng n\u00e0y x\u1ea3y ra th\u01b0\u1eddng xuy\u00ean s\u1ebd khi\u1ebfn h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh d\u1ec5 l\u1ed7i b\u1ed9 nh\u1edb, m\u1ea5t m\u00e1t d\u1eef li\u1ec7u ho\u1eb7c v\u00f4 hi\u1ec7u qu\u00e1 to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/p>\n

\"s\u1ef1<\/p>\n

2. T\u1ed1c \u0111\u1ed9 t\u0103ng \u00e1p<\/h3>\n

– X\u1ea3y ra khi \u0111i\u1ec7n \u00e1p t\u0103ng nhanh \u0111\u1ed9t ng\u1ed9t t\u1edbi 6000V trong kho\u1ea3ng n\u1eeda chu k\u1ef3, th\u01b0\u1eddng th\u00ec c\u00e1c xung \u00e1p n\u00e0y x\u1ea3y ra s\u00f3ng s\u00e9t c\u1ea3m \u1ee9ng trong c\u00e1c \u0111\u01b0\u1eddng d\u00e2y ho\u1eb7c do m\u1ed9t s\u1ed1 s\u1ef1 c\u1ed1 kh\u00e1c g\u00e2y ra. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 khi\u1ebfn cho c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n nh\u1ea1y c\u1ea3m ch\u00e1y h\u1ecfng bo m\u1ea1ch ho\u1eb7c m\u1ea5t d\u1eef li\u1ec7u \u0111\u1ed9t ng\u1ed9t.<\/p>\n

3. T\u0103ng \u00e1p do chuy\u1ec3n m\u1ea1ch (Switching Transient)<\/h3>\n

– L\u00e0 hi\u1ec7n t\u01b0\u1ee3ng x\u1ea3y ra trong tr\u01b0\u1eddng h\u1ee3p \u0111i\u1ec7n \u00e1p t\u0103ng nhanh \u0111\u1ebfn 20,000V trong kho\u1ea3ng 10ms – 100ms. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y th\u01b0\u1eddng x\u1ea3y ra do nguy\u00ean nh\u00e2n ph\u00f3ng t\u0129nh \u0111i\u1ec7n, xung \u00e1p, xung s\u00e9t tr\u1ef1c ti\u1ebfp tr\u00ean \u0111\u01b0\u1eddng d\u00e2y kh\u00f4ng l\u1ecdc. T\u00ecnh tr\u1ea1ng n\u00e0y c\u00f3 th\u1ec3 x\u1ea3y ra th\u01b0\u1eddng xuy\u00ean trong l\u01b0\u1edbi \u0111i\u1ec7n nhi\u1ec1u l\u1ea7n trong m\u1ed9t ng\u00e0y d\u1eabn t\u1edbi m\u1ea5t b\u1ed9 nh\u1edb, h\u1ecfng d\u1eef li\u1ec7u v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn m\u00e1y m\u00f3c kh\u00e1c.<\/p>\n

4. Gi\u1ea3m \u00e1p (Power Sag)<\/h3>\n

– Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y x\u1ea3y ra khi \u0111i\u1ec7n \u00e1p gi\u1ea3m 80 – 85% \u0111\u1ecbnh m\u1ee9c trong th\u1eddi gian ng\u1eafn m\u00e0 nguy\u00ean nh\u00e2n ch\u1ee7 y\u1ebfu do thi\u1ebft b\u1ecb l\u1edbn kh\u1edfi \u0111\u1ed9ng v\u00e0 chuy\u1ec3n m\u1ea1ch c\u1ee7a ngu\u1ed3n \u0111i\u1ec7n (b\u00ean trong v\u00e0 ngo\u00e0i l\u01b0\u1edbi \u0111i\u1ec7n). Gi\u1ea3m \u00e1p g\u00e2y ra h\u1eadu qu\u1ea3 gi\u1ed1ng nh\u01b0 hi\u1ec7n t\u01b0\u1ee3ng qu\u00e1 \u00e1p nh\u01b0 m\u1ea5t b\u1ed9 nh\u1edb, h\u1ecfng d\u1eef li\u1ec7u, \u0111\u00e8n nh\u1ea5p nh\u00e1y v\u00e0 t\u1eaft thi\u1ebft b\u1ecb.<\/p>\n

\"hi\u1ec7n<\/p>\n

5. Nhi\u1ec5u c\u00f4ng nghi\u1ec7p (Electrical Line Noise):<\/h3>\n

– \u0110\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh do nhi\u1ec5u \u0111i\u1ec7n t\u1eeb (EMI) ho\u1eb7c nhi\u1ec5u s\u00f3ng radio (RFI) g\u00e2y ra t\u00e1c h\u1ea1i nghi\u00eam tr\u1ecdng trong c\u00e1c m\u1ea1ch h\u1ec7 th\u1ed1ng th\u00f4ng tin, m\u00e1y t\u00ednh, \u0111i\u1ec1u khi\u1ec3n. EMI, RFI v\u00e0 c\u00e1c s\u1ef1 c\u1ed1 t\u1ea7n s\u1ed1 kh\u00e1c c\u00f3 th\u1ec3 g\u00e2y ra m\u1ea5t, h\u1ecfng d\u1eef li\u1ec7u, m\u1ea5t l\u01b0u tr\u1eef, treo b\u00e0n ph\u00edm v\u00e0 ng\u1eebng h\u1ec7 th\u1ed1ng.<\/p>\n

\"nhi\u1ec5u<\/p>\n

6. Tr\u01b0\u1ee3t t\u1ea7n (Frequency Variation):<\/h3>\n

– L\u00e0 t\u1ea7ng s\u1ed1 thay \u0111\u1ed5i kh\u00e1c v\u1edbi \u0111\u1ecbnh m\u1ee9c (50Hz), tr\u01b0\u1ee3t t\u1ea7ng th\u01b0\u1eddng x\u1ea3y ra do s\u1ef1 ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n ho\u1eb7c ngu\u1ed3n ph\u00e1t c\u00f3 t\u1ea7n s\u1ed1 kh\u00f4ng \u1ed5n \u0111\u1ecbnh c\u00f3 th\u1ec3 g\u00e2y ra h\u1eadu qu\u1ea3 m\u1ea5t d\u1eef li\u1ec7u, h\u1ecfng \u1ed5 c\u1ee9ng, treo b\u00e0n ph\u00edm v\u00e0 h\u1ecfng ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed nh\u1ea1y c\u1ea3m.<\/p>\n

\"tr\u01b0\u1ee3t<\/p>\n

7. Y\u1ebfu ngu\u1ed3n (Brownout):<\/h3>\n

– L\u00e0 tr\u1ea1ng th\u00e1i \u0111i\u1ec7n \u00e1p y\u1ebfu khi y\u00eau c\u1ea7u ph\u1ee5 t\u1ea3i t\u0103ng cao, hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y th\u01b0\u1eddng x\u1ea3y ra v\u00e0o nh\u1eefng d\u1ecbp m\u00f9a h\u00e8, t\u1ed5n th\u1ea5t tr\u00ean \u0111\u01b0\u1eddng d\u00e2y t\u0103ng d\u1eabn t\u1edbi gi\u1ea3m \u0111i\u1ec7n \u00e1p cho ph\u1ee5 t\u1ea3i \u0111i\u1ec7n. Y\u1ebfu ngu\u1ed3n d\u1eabn t\u1edbi h\u1ecfng m\u00e1y t\u00ednh, h\u1ecfng ph\u1ea7n c\u1ee9ng, m\u1ea5t ho\u1eb7c sai d\u1eef li\u1ec7u.<\/p>\n

8. M\u1ea5t ngu\u1ed3n<\/h3>\n

– L\u00e0 tr\u1ea1ng th\u00e1i \u0111i\u1ec7n \u00e1p b\u1eb1ng 0 k\u00e9o d\u00e0i h\u01a1n 2 chu k\u1ef3 m\u00e0 nguy\u00ean nh\u00e2n xu\u1ea5t ph\u00e1t t\u1eeb vi\u1ec7c thi\u1ebft b\u1ecb \u0111\u00f3ng ng\u1eaft m\u1ea1ch kh\u00f4ng \u1ed5n \u0111\u1ecbnh, l\u1ed7i b\u1ed9 ph\u00e2n ph\u1ed1i ngu\u1ed3n ho\u1eb7c l\u1ed7i l\u01b0\u1edbi \u0111i\u1ec7n. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y x\u1ea3y ra g\u00e2y m\u1ea5t d\u1eef li\u1ec7u, h\u1ecfng ph\u1ea7n c\u1ee9ng v\u00e0 h\u1ecfng file. T\u1ea5t c\u1ea3 c\u00e1c s\u1ef1 c\u1ed1 li\u00ean quan t\u1edbi ngu\u1ed3n \u0111\u1ec1u d\u1eabn t\u1edbi h\u1eadu qu\u1ea3 v\u1edbi c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed nh\u1ea1y c\u1ea3m nh\u01b0 workstation, server, hub v\u00e0 m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb m\u1ea1ng,… g\u00e2y r\u1ed1i lo\u1ea1n ch\u01b0\u01a1ng tr\u00ecnh v\u00e0 h\u1ec7 th\u1ed1ng, h\u1ecfng bo m\u1ea1ch, h\u1ecfng \u0111\u0129a c\u1ee9ng, m\u1ea5t m\u00e1t d\u1eef li\u1ec7u,…<\/p>\n

II. M\u1ed9t s\u1ed1 bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c hi\u1ec7u qu\u1ea3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng<\/h2>\n

\u0110\u1ec3 kh\u1eafc ph\u1ee5c c\u00e1c s\u1ef1 c\u1ed1 v\u1ec1 ngu\u1ed3n \u0111i\u1ec7n, ng\u01b0\u1eddi ta th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb \u1ed5n \u00e1p t\u1ef1 \u0111\u1ed9ng AVR, ho\u1eb7c b\u1ed9 l\u01b0u \u0111i\u1ec7n (UPS),…\u00d0\u1ed1i v\u1edbi c\u00e1c ph\u1ee5 t\u1ea3i nh\u1ea1y c\u1ea3m, vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c b\u1ed9 \u1ed5n \u00e1p kh\u00f4ng c\u00f3 hi\u1ec7u qu\u1ea3 b\u1ea3o v\u1ec7 v\u00ec qu\u00e1n t\u00ednh c\u01a1 c\u1ee7a ch\u00fang kh\u00f4ng \u0111\u00e1p \u1ee9ng k\u1ecbp nh\u1eefng bi\u1ebfn \u0111\u1ed9ng nhanh c\u1ee7a l\u01b0\u1edbi \u0111i\u1ec7n. V\u00ed d\u1ee5 nh\u1eefng xung \u00e1p l\u1edbn t\u1ed3n t\u1ea1i kho\u1ea3ng 1\/2 chu k\u00ec d\u00f2ng \u0111i\u1ec7n(1\/100 gi\u00e2y) c\u00f3 t\u00e1c \u0111\u1ed9ng nguy hi\u1ec3m cho ph\u1ee5 t\u1ea3i nh\u1ea1y c\u1ea3m, trong khi \u0111\u00f3 t\u00e1c \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh c\u1ee7a \u1ed5n \u00e1p (nh\u01b0 \u1ed5n \u00e1p LIOA ho\u1eb7c t\u01b0\u01a1ng t\u1ef1) th\u01b0\u1eddng \u0111\u1ea1t \u0111\u01b0\u1ee3c sau 1-3 gi\u00e2y do v\u1eady s\u1ebd kh\u00f4ng c\u00f3 t\u00e1c d\u1ee5ng b\u1ea3o v\u1ec7. Vi\u1ec7c s\u1eed d\u1ee5ng UPS b\u1ea3o v\u1ec7 ph\u1ee5 t\u1ea3i nh\u1ea1y c\u1ea3m l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft v\u00e0 c\u0169ng l\u00e0 xu th\u1ebf \u00e1p d\u1ee5ng \u0111\u1ec3 b\u1ea3o v\u1ec7 trong c\u00e1c h\u1ec7 th\u1ed1ng tr\u1ecdng y\u1ebfu. Tuy nhi\u00ean, khi l\u1ef1a ch\u1ecdn UPS c\u1ea7n ph\u1ea3i hi\u1ec3u r\u00f5 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 c\u1ee7a t\u1eebng lo\u1ea1i UPS cho nh\u1eefng d\u1ea1ng ph\u1ee5 t\u1ea3i n\u00e0o. \u00d0i\u1ec1u n\u00e0y th\u01b0\u1eddng th\u00f4ng qua ph\u00e2n t\u00edch c\u1ee7a c\u00e1c k\u1ef9 s\u01b0 v\u1ec1 thi\u1ebft b\u1ecb \u0111i\u1ec7n ho\u1eb7c th\u00f4ng qua t\u01b0 v\u1ea5n c\u1ee7a chuy\u00ean gia c\u1ee7a l\u0129nh v\u1ef1c n\u00e0y.<\/p>\n

III.\u00a0C\u00f4ng ngh\u1ec7 b\u1ed9 l\u01b0u \u0111i\u1ec7n UPS<\/a><\/h2>\n

1. C\u00f4ng ngh\u1ec7 Off-line (Standby UPS)<\/h3>\n

– Khi c\u00f3 ngu\u1ed3n \u0111i\u1ec7n l\u01b0\u1edbi UPS s\u1ebd cho \u0111i\u1ec7n l\u01b0\u1edbi th\u1eb3ng t\u1edbi ph\u1ee5 t\u1ea3i. Khi m\u1ea5t \u0111i\u1ec7n, t\u1ea3i s\u1ebd \u0111\u01b0\u1ee3c chuy\u1ec3n m\u1ea1ch c\u1ea5p \u0111i\u1ec7n t\u1eeb \u1eafc quy qua b\u1ed9 invector. D\u1ea1ng \u0111i\u1ec7n \u00e1p ra c\u1ee7a b\u1ed9 invertor lo\u1ea1i n\u00e0y th\u01b0\u1eddng l\u00e0 STEP WAVE (d\u1ea1ng xung ch\u1eef nh\u1eadt, kh\u00f4ng SIN).
\n– Ph\u1ea1m vi \u00e1p d\u1ee5ng UPS lo\u1ea1i n\u00e0y th\u01b0\u1eddng cho c\u00e1c thi\u1ebft b\u1ecb \u0111\u01a1n gi\u1ea3n, c\u00f4ng su\u1ea5t nh\u1ecf, \u00edt nh\u1ea1y c\u1ea3m l\u01b0\u1edbi \u0111i\u1ec7n, \u0111\u00f2i h\u1ecfi \u0111\u1ed9 tin c\u1eady th\u1ea5p. D\u00f2ng s\u1ea3n ph\u1ea9m \u0111\u1ea1i di\u1ec7n cho ch\u1ee7ng lo\u1ea1i UPS n\u00e0y l\u00e0 POWERWARE UPS 3115 v\u1edbi c\u00f4ng su\u1ea5t t\u1eeb 300VA – 650VA.<\/p>\n

\"c\u00f4ng<\/p>\n

c\u00f4ng ngh\u1ec7 UPS offline<\/em><\/p>\n

2. C\u00f4ng ngh\u1ec7 Single-conversion Online<\/h3>\n

– Ho\u1ea1t \u0111\u1ed9ng d\u1ef1a v\u00e0o s\u1ef1 thay \u0111\u1ed5i c\u1ee7a l\u01b0\u1edbi \u0111i\u1ec7n, m\u1ed7i s\u1ef1 bi\u1ebfn \u0111\u1ed9ng c\u1ee7a l\u01b0\u1edbi \u0111i\u1ec7n, UPS \u0111\u1ec1u t\u00e1c \u0111\u1ed9ng t\u0103ng ho\u1eb7c gi\u1ea3m \u00e1p \u0111\u1ec3 cho \u0111i\u1ec7n \u00e1p cung c\u1ea5p cho t\u1ea3i l\u00e0 h\u1ea7u nh\u01b0 kh\u00f4ng thay \u0111\u1ed5i (t\u00e1c \u0111\u1ed9ng t\u01b0\u01a1ng h\u1ed7 l\u00e0m vi\u1ec7c nh\u01b0 b\u1ed9 \u1ed5n \u00e1p t\u1ef1 \u0111\u1ed9ng c\u00f3 s\u1ef1 tham gia \u0111i\u1ec1u ch\u1ec9nh b\u1edfi ngu\u1ed3n DC c\u1ee7a \u1eafc quy). Khi m\u1ea5t \u0111i\u1ec7n, UPS s\u1ebd c\u1ea5p \u0111i\u1ec7n t\u1eeb \u1eafc quy (invertor) \u0111i\u1ec1u khi\u1ec3n theo \u0111\u1ed9 r\u1ed9ng xung (PWM), th\u1eddi gian qu\u00e1 \u0111\u1ed9 c\u1ee7a b\u1ed9 invector r\u1ea5t nh\u1ecf, do \u0111\u00f3 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng t\u1edbi c\u00e1c thi\u1ebft b\u1ecb nh\u1ea1y c\u1ea3m \u0111i\u1ec7n. D\u1ea1ng \u0111i\u1ec7n \u00e1p ra c\u1ee7a UPS lo\u1ea1i n\u00e0y l\u00e0 ho\u00e0n to\u00e0n SIN.
\n– Khi k\u1ebft h\u1ee3p v\u1edbi c\u00e1c b\u1ed9 l\u1ecdc, UPS lo\u1ea1i n\u00e0y l\u00e0 b\u1ed9 ngu\u1ed3n l\u00fd t\u01b0\u1edfng cho c\u00e1c thi\u1ebft b\u1ecb m\u00e1y t\u00ednh, th\u00f4ng tin, \u0111i\u1ec1u khi\u1ec3n.<\/p>\n

3. C\u00f4ng ngh\u1ec7 Double – conversion Online<\/h3>\n

– Ho\u1ea1t \u0111\u1ed9ng theo nguy\u00ean t\u1eafc chuy\u1ec3n \u0111\u1ed5i k\u00e9p: t\u1eeb AC sang DC sau \u0111\u00f3 chuy\u1ec3n ng\u01b0\u1ee3c DC sang AC. Do \u0111\u00f3 ngu\u1ed3n \u0111i\u1ec7n cung c\u1ea5p cho t\u1ea3i ho\u00e0n to\u00e0n do UPS t\u1ea1o ra \u0111\u1ea3m b\u1ea3o \u1ed5n \u0111\u1ecbnh c\u1ea3 v\u1ec1 \u0111i\u1ec7n \u00e1p v\u00e0 t\u1ea7n s\u1ed1. \u00d0i\u1ec1u n\u00e0y l\u00e0m cho c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c cung c\u1ea5p \u0111i\u1ec7n b\u1edfi UPS h\u1ea7u nh\u01b0 c\u00e1ch ly ho\u00e0n to\u00e0n v\u1edbi s\u1ef1 thay \u0111\u1ed5i c\u1ee7a l\u01b0\u1edbi \u0111i\u1ec7n. V\u00ec v\u1eady, ngu\u1ed3n do UPS online t\u1ea1o ra l\u00e0 ngu\u1ed3n \u0111i\u1ec7n s\u1ea1ch (l\u1ecdc h\u1ea7u h\u1ebft c\u00e1c s\u1ef1 c\u1ed1 tr\u00ean l\u01b0\u1edbi \u0111i\u1ec7n), ch\u1ed1ng nhi\u1ec5u ho\u00e0n to\u00e0n. \u00d0i\u1ec7n \u00e1p ra ho\u00e0n to\u00e0n h\u00ecnh SIN.<\/p>\n

\"c\u00f4ng<\/p>","protected":false},"excerpt":{"rendered":"

Sorry, this entry is only available in Vietnamese. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language.V\u1edbi nhu c\u1ea7u s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n ng\u00e0y c\u00e0ng gia t\u0103ng nh\u01b0 hi\u1ec7n nay, vi\u1ec7c x\u00e2y d\u1ef1ng v\u00e0 \u0111\u1ea7u t\u01b0 cho h\u1ec7 […]<\/p>\n","protected":false},"featured_media":856,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_cat":[285],"product_tag":[310],"acf":[],"_links":{"self":[{"href":"https:\/\/backup.hieuchuan3d.com\/en\/wp-json\/wp\/v2\/product\/867"}],"collection":[{"href":"https:\/\/backup.hieuchuan3d.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/backup.hieuchuan3d.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/backup.hieuchuan3d.com\/en\/wp-json\/wp\/v2\/comments?post=867"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/backup.hieuchuan3d.com\/en\/wp-json\/wp\/v2\/media\/856"}],"wp:attachment":[{"href":"https:\/\/backup.hieuchuan3d.com\/en\/wp-json\/wp\/v2\/media?parent=867"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/backup.hieuchuan3d.com\/en\/wp-json\/wp\/v2\/product_cat?post=867"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/backup.hieuchuan3d.com\/en\/wp-json\/wp\/v2\/product_tag?post=867"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}