{"id":19648,"date":"2023-10-19T00:55:37","date_gmt":"2023-10-19T00:55:37","guid":{"rendered":"http:\/\/dgbellvietnam.com\/ev-power-battery-system-test-knowledge-part-2\/"},"modified":"2024-10-21T16:33:30","modified_gmt":"2024-10-21T09:33:30","slug":"ev-power-battery-system-test-knowledge-part-2","status":"publish","type":"post","link":"https:\/\/dgbellvietnam.com\/en\/ev-power-battery-system-test-knowledge-part-2\/","title":{"rendered":"Ki\u1ebfn th\u1ee9c th\u1eed nghi\u1ec7m h\u1ec7 th\u1ed1ng pin \u0111i\u1ec7n EV \u2013 Ph\u1ea7n 2"},"content":{"rendered":"
\n

3 V\u1ea5n \u0111\u1ec1 l\u1ed7i b\u00ean ngo\u00e0i<\/span><\/span><\/strong><\/span><\/h1>\n

3.1 Ph\u00e2n t\u00edch c\u00e1c v\u1ea5n \u0111\u1ec1 l\u1ed7i c\u1ea3m bi\u1ebfn<\/span><\/span><\/span><\/h2>\n

H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin c\u1ea7n c\u00f3 c\u00e1c ch\u1ee9c n\u0103ng nh\u01b0 c\u00e2n b\u1eb1ng \u0111i\u1ec7n \u00e1p v\u00e0 b\u1ea3o v\u1ec7 qu\u00e1 d\u00f2ng, ch\u1ee7 y\u1ebfu \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00f4ng qua c\u00e1c c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9, \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n \u0111\u00e1ng tin c\u1eady. Th\u00f4ng th\u01b0\u1eddng, l\u1ed7i c\u1ea3m bi\u1ebfn kh\u00f4ng \u0111\u01b0\u1ee3c coi tr\u1ecdng, c\u00f3 th\u1ec3 g\u00e2y ra h\u1eadu qu\u1ea3 r\u1ea5t nghi\u00eam tr\u1ecdng. C\u00f3 m\u1ed9t s\u1ed1 lo\u1ea1i l\u1ed7i c\u1ea3m bi\u1ebfn ch\u00ednh trong pin \u0111i\u1ec7n: l\u1ed7i c\u1ea3m bi\u1ebfn \u0111i\u1ec7n \u00e1p, l\u1ed7i c\u1ea3m bi\u1ebfn d\u00f2ng \u0111i\u1ec7n v\u00e0 l\u1ed7i c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9.<\/span><\/span><\/p>\n

L\u1ed7i c\u1ea3m bi\u1ebfn d\u00f2ng \u0111i\u1ec7n c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a \u01b0\u1edbc t\u00ednh \u0111a tr\u1ea1ng th\u00e1i v\u00e0 d\u1eef li\u1ec7u \u0111o nhi\u1ec7t \u0111\u1ed9 v\u00e0 SOC c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 c\u1eadp nh\u1eadt th\u00f4ng s\u1ed1 m\u00f4 h\u00ecnh pin theo th\u1eddi gian th\u1ef1c \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c d\u1ef1 \u0111o\u00e1n c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao. Pin lithium ion c\u1ea7n ho\u1ea1t \u0111\u1ed9ng trong ph\u1ea1m vi \u0111i\u1ec7n \u00e1p v\u00e0 nhi\u1ec7t \u0111\u1ed9 an to\u00e0n, v\u00ec v\u01b0\u1ee3t qu\u00e1 ph\u1ea1m vi h\u1ee3p l\u00fd c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t pin v\u00e0 g\u00e2y ra tai n\u1ea1n. C\u1ea3m bi\u1ebfn \u0111i\u1ec7n \u00e1p v\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u0169ng c\u00f3 th\u1ec3 g\u00e2y ra l\u1ed7i c\u00e2n b\u1eb1ng v\u00e0 l\u1ed7i qu\u1ea3n l\u00fd nhi\u1ec7t trong h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin.<\/span><\/span><\/p>\n

3.2 Ph\u00e2n t\u00edch l\u1ed7i h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t<\/span><\/span><\/span><\/h2>\n

B\u01b0\u1edbc t\u1ea3n nhi\u1ec7t ch\u1ee7 y\u1ebfu d\u1ef1a v\u00e0o c\u1ea5u tr\u00fac pin v\u00e0 hi\u1ec7u su\u1ea5t nhi\u1ec7t c\u1ee7a h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t. B\u1ed9 pin \u0111\u01b0\u1ee3c n\u1ea1p qua \u1ed1ng n\u1ea1p, sau \u0111\u00f3 \u0111\u01b0\u1ee3c qu\u1ea1t l\u00e0m m\u00e1t v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 x\u1ea3 kh\u00ed n\u00f3ng. H\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t trong pin \u0111i\u1ec7n b\u1ecb tr\u1ee5c tr\u1eb7c, v\u1edbi \u0111i\u1ec1u ki\u1ec7n l\u00e0 gi\u00e1 tr\u1ecb nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i c\u1ee7a pin cao ho\u1eb7c c\u00f3 nhi\u1ec1u nhi\u1ec7t t\u1ecfa ra b\u00ean trong, khi\u1ebfn h\u1ec7 th\u1ed1ng pin kh\u00f3 duy tr\u00ec trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 h\u1ee3p l\u00fd.<\/span><\/span><\/p>\n

Nhi\u1ec7t t\u1ecfa ra b\u00ean trong h\u1ec7 th\u1ed1ng pin cao h\u01a1n nhi\u1ec7t t\u1ecfa ra. Pin ri\u00eang l\u1ebb s\u1ebd d\u1ea7n n\u00f3ng l\u00ean v\u00e0 \u0111\u1ea1t \u0111\u1ebfn gi\u00e1 tr\u1ecb nhi\u1ec7t \u0111\u1ed9 t\u1edbi h\u1ea1n trong m\u1ed9t th\u1eddi gian ng\u1eafn. D\u1ef1a tr\u00ean n\u1ec1n nhi\u1ec7t \u0111\u1ed9 n\u00e0y, ph\u1ea3n \u1ee9ng t\u1ecfa nhi\u1ec7t s\u1ebd d\u1ea7n h\u00ecnh th\u00e0nh ph\u1ea3n \u1ee9ng d\u00e2y chuy\u1ec1n, khi\u1ebfn <\/span><\/span>pin m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t<\/span><\/span><\/a> , g\u00e2y ra c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 ch\u00e1y, r\u00f2 r\u1ec9 kh\u00ed v\u00e0 <\/span><\/span>n\u1ed5<\/span><\/span><\/a> . N\u1ebfu pin c\u00f3 v\u1ea5n \u0111\u1ec1 ng\u1eafn m\u1ea1ch, gi\u00e1 tr\u1ecb t\u1ea3n nhi\u1ec7t s\u1ebd t\u0103ng tuy\u1ebfn t\u00ednh v\u00e0 nhi\u1ec7t sinh ra c\u0169ng s\u1ebd t\u0103ng theo c\u1ea5p s\u1ed1 nh\u00e2n, g\u00e2y ra l\u01b0\u1ee3ng nhi\u1ec7t t\u00edch t\u1ee5 l\u1edbn trong qu\u00e1 tr\u00ecnh n\u00e0y v\u00e0 t\u1ef7 l\u1ec7 tai n\u1ea1n h\u1ec7 th\u1ed1ng pin c\u0169ng s\u1ebd t\u0103ng l\u00ean.<\/span><\/span><\/p>\n

Hi\u1ec7n nay, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u00e1t ch\u00ednh cho b\u1ed9 pin bao g\u1ed3m l\u00e0m m\u00e1t b\u1eb1ng kh\u00ed, l\u00e0m m\u00e1t b\u1eb1ng ch\u1ea5t l\u1ecfng v\u00e0 l\u00e0m m\u00e1t b\u1eb1ng v\u1eadt li\u1ec7u thay \u0111\u1ed5i pha, \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ed9 pin n\u1eb1m trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u01b0u v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a, \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng<\/span><\/span><\/p>\n

3.3 S\u1ef1 c\u1ed1 k\u1ebft n\u1ed1i pin kh\u00f4ng th\u00e0nh c\u00f4ng<\/span><\/span><\/span><\/h2>\n

Lo\u1ea1i l\u1ed7i n\u00e0y ch\u1ee7 y\u1ebfu l\u00e0 do k\u1ebft n\u1ed1i k\u00e9m gi\u1eefa c\u00e1c c\u1ef1c c\u1ee7a \u1eafc quy. Vi\u1ec7c k\u1ebft n\u1ed1i t\u1eebng \u1eafc quy ho\u1eb7c m\u00f4-\u0111un \u1eafc quy b\u00ean trong c\u1ee5m \u1eafc quy c\u1ea7n ph\u1ea3i ho\u00e0n t\u1ea5t th\u00f4ng qua \u0111ai \u1ed1c ho\u1eb7c h\u00e0n, l\u00e0m t\u0103ng th\u1eddi gian ch\u1ea1y c\u1ee7a xe v\u00e0 \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh kh\u00f4ng ch\u1eafc ch\u1eafn.<\/span><\/span><\/p>\n

C\u00e1c b\u1ed9 ph\u1eadn k\u1ebft n\u1ed1i r\u1ea5t c\u00f3 kh\u1ea3 n\u0103ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi t\u1ea1p ch\u1ea5t v\u00e0 \u0103n m\u00f2n do b\u1ec1 m\u1eb7t rung l\u1ecfng l\u1ebbo. C\u00f3 m\u1ed9t v\u1ea5n \u0111\u1ec1 k\u1ebft n\u1ed1i \u1ea3o gi\u1eefa c\u00e1c pin, l\u00e0m gi\u1ea3m c\u00f4ng su\u1ea5t \u0111\u1ea7u ra c\u1ee7a pin, sau \u0111\u00f3 t\u0103ng nhanh gi\u00e1 tr\u1ecb \u0111i\u1ec7n tr\u1edf, t\u1ea1o ra m\u1ed9t l\u01b0\u1ee3ng l\u1edbn nhi\u1ec7t Joule. Gi\u00e1 tr\u1ecb nhi\u1ec7t \u0111\u1ed9 gi\u1eefa pin v\u00e0 c\u00e1c \u0111\u1ea7u n\u1ed1i t\u0103ng l\u00ean v\u00e0 n\u1ebfu lo\u1ea1i l\u1ed7i n\u00e0y kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n v\u00e0 gi\u1ea3i quy\u1ebft k\u1ecbp th\u1eddi, n\u00f3 s\u1ebd \u0111\u1ea9y nhanh qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a c\u1ee7a pin \u0111i\u1ec7n, t\u1ea1o ra nhi\u1ec1u l\u1ed7i h\u01a1n v\u00e0 g\u00e2y ra tai n\u1ea1n an to\u00e0n th\u01b0\u1eddng xuy\u00ean.<\/span><\/span><\/p>\n

4 Bi\u1ec7n ph\u00e1p ch\u1ea9n \u0111o\u00e1n l\u1ed7i<\/span><\/span><\/strong><\/span><\/h1>\n

4.1 Bi\u1ec7n ph\u00e1p ch\u1ea9n \u0111o\u00e1n l\u1ed7i b\u00ean trong<\/span><\/span><\/span><\/h2>\n

C\u00e1c bi\u1ec7n ph\u00e1p ch\u1ea9n \u0111o\u00e1n ki\u1ebfn \u200b\u200bth\u1ee9c b\u1eaft \u0111\u1ea7u t\u1eeb s\u1edbm v\u00e0 \u0111\u00e3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i. Lo\u1ea1i ph\u01b0\u01a1ng ph\u00e1p n\u00e0y kh\u00f4ng y\u00eau c\u1ea7u s\u1eed d\u1ee5ng c\u00e1c m\u00f4 h\u00ecnh to\u00e1n h\u1ecdc ph\u1ee9c t\u1ea1p v\u00e0 l\u00e0m n\u1ed5i b\u1eadt c\u00e1c kh\u00e1i ni\u1ec7m d\u1ef1a tr\u00ean ki\u1ebfn \u200b\u200bth\u1ee9c v\u00e0 ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd \u0111\u1ec3 th\u1ef1c hi\u1ec7n suy lu\u1eadn v\u00e0 ph\u00e1n \u0111o\u00e1n l\u1ed7i. C\u00e1c lo\u1ea1i ch\u00ednh c\u1ee7a ch\u1ea9n \u0111o\u00e1n l\u1ed7i pin ki\u1ebfn \u200b\u200bth\u1ee9c bao g\u1ed3m ph\u01b0\u01a1ng ph\u00e1p h\u1ec7 th\u1ed1ng chuy\u00ean gia, c\u00e2y ch\u1ea9n \u0111o\u00e1n l\u1ed7i, v.v.<\/span><\/span><\/p>\n

Ph\u01b0\u01a1ng ph\u00e1p h\u1ec7 th\u1ed1ng chuy\u00ean gia c\u00f3 s\u1ed1 l\u01b0\u1ee3ng nghi\u00ean c\u1ee9u l\u1edbn v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i. Ch\u00eca kh\u00f3a c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p n\u00e0y l\u00e0 thi\u1ebft k\u1ebf c\u01a1 s\u1edf tri th\u1ee9c h\u1ec7 th\u1ed1ng v\u00e0 c\u00f4ng c\u1ee5 suy lu\u1eadn, v\u00e0 \u0111\u00e1nh gi\u00e1 k\u1ebft qu\u1ea3 th\u00f4ng qua suy lu\u1eadn c\u01a1 s\u1edf d\u1eef li\u1ec7u tri th\u1ee9c to\u00e0n di\u1ec7n v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n. D\u1ef1a tr\u00ean to\u00e1n h\u1ecdc m\u1edd v\u00e0 c\u00e1c nguy\u00ean t\u1eafc ch\u1ea9n \u0111o\u00e1n m\u1edd, m\u1ed9t m\u00f4 h\u00ecnh h\u1ec7 th\u1ed1ng chuy\u00ean gia m\u1edd cho b\u1ed9 pin \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c quy t\u1eafc \u1ee9ng d\u1ee5ng h\u1ec7 th\u1ed1ng chuy\u00ean gia.<\/span><\/span><\/p>\n

D\u1ef1a tr\u00ean c\u00e1c l\u1ed7i ph\u1ed5 bi\u1ebfn c\u1ee7a b\u1ed9 pin v\u00e0 d\u1ef1a tr\u00ean kinh nghi\u1ec7m c\u1ee7a c\u00e1c chuy\u00ean gia ch\u1ea9n \u0111o\u00e1n l\u1ed7i pin v\u00e0 kinh nghi\u1ec7m b\u1ea3o tr\u00ec c\u1ee7a c\u00e1c chuy\u00ean gia trong l\u0129nh v\u1ef1c pin, m\u1ed9t c\u01a1 s\u1edf ki\u1ebfn \u200b\u200bth\u1ee9c v\u1ec1 c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh v\u00e0 m\u1ed9t m\u00f4 h\u00ecnh m\u00e1y suy lu\u1eadn ph\u00e1n \u0111o\u00e1n to\u00e0n di\u1ec7n suy lu\u1eadn m\u1edd tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp. Ph\u01b0\u01a1ng ph\u00e1p ch\u1ea9n \u0111o\u00e1n l\u1ed7i m\u00f4 h\u00ecnh: Ph\u01b0\u01a1ng ph\u00e1p ch\u1ea9n \u0111o\u00e1n n\u00e0y s\u1eed d\u1ee5ng c\u00e1c m\u00f4 h\u00ecnh li\u00ean quan \u0111\u1ebfn pin \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c c\u00e1c gi\u00e1 tr\u1ecb \u01b0\u1edbc t\u00ednh v\u00e0 c\u00e1c gi\u00e1 tr\u1ecb \u0111o th\u1ef1c t\u1ebf. S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa hai ph\u01b0\u01a1ng ph\u00e1p n\u00e0y s\u1ebd t\u1ea1o th\u00e0nh m\u1ed9t ph\u1ea7n d\u01b0 c\u1ee7a h\u1ec7 th\u1ed1ng, c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh t\u00edn hi\u1ec7u ki\u1ebfn \u200b\u200bth\u1ee9c v\u1ec1 l\u1ed7i. Th\u00f4ng qua t\u00edn hi\u1ec7u n\u00e0y, c\u00f3 th\u1ec3 ho\u00e0n th\u00e0nh th\u00eam ph\u00e2n t\u00edch t\u00ednh n\u0103ng l\u1ed7i, cung c\u1ea5p h\u1ed7 tr\u1ee3 d\u1eef li\u1ec7u l\u00fd thuy\u1ebft cho ch\u1ea9n \u0111o\u00e1n l\u1ed7i h\u1ec7 th\u1ed1ng. Ph\u1ea7n d\u01b0 c\u1ee7a h\u1ec7 th\u1ed1ng n\u1eb1m tr\u00ean c\u01a1 s\u1edf l\u00fd t\u01b0\u1edfng, ch\u1ec9 bao g\u1ed3m d\u1eef li\u1ec7u th\u00f4ng tin l\u1ed7i. C\u00f3 nhi\u1ec1u lo\u1ea1i m\u00f4 h\u00ecnh pin \u0111i\u1ec7n, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00f4 h\u00ecnh \u0111i\u1ec7n h\u00f3a, m\u00f4 h\u00ecnh m\u1ea1ch, v.v.<\/span><\/span><\/p>\n

4.2 Ph\u00e2n t\u00edch c\u00e1c bi\u1ec7n ph\u00e1p ch\u1ea9n \u0111o\u00e1n l\u1ed7i b\u00ean ngo\u00e0i<\/span><\/span><\/span><\/h2>\n

\u0110\u1ea7u ti\u00ean, c\u00e1c bi\u1ec7n ph\u00e1p ch\u1ea9n \u0111o\u00e1n ki\u1ebfn \u200b\u200bth\u1ee9c \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n. Trong ch\u1ea9n \u0111o\u00e1n l\u1ed7i pin ngo\u00e0i, ph\u00e2n t\u00edch c\u00e2y l\u1ed7i, ph\u01b0\u01a1ng ph\u00e1p quy t\u1eafc ng\u01b0\u1ee1ng v\u00e0 l\u00fd thuy\u1ebft m\u1edd ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. C\u00e1c l\u00fd do ch\u00ednh g\u00e2y ra l\u1ed7i c\u1ea3m bi\u1ebfn pin l\u00e0 <\/span><\/span>l\u00e3o h\u00f3a \u1edf nhi\u1ec7t \u0111\u1ed9 cao<\/span><\/span><\/a> , dao \u0111\u1ed9ng c\u01a1 h\u1ecdc, v.v. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng \u0111i\u1ec7n tr\u1edf b\u00ean trong DC c\u1ee7a pin t\u1ea1i v\u1ecb tr\u00ed l\u1ecfng l\u1ebbo c\u1ee7a bu l\u00f4ng k\u1ebft n\u1ed1i, so v\u1edbi c\u00e1c lo\u1ea1i pin \u0111\u01a1n kh\u00e1c, l\u00fd thuy\u1ebft \u0111i\u1ec7n tr\u1edf b\u00ean trong cao h\u01a1n. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng quy t\u1eafc ng\u01b0\u1ee1ng ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t, c\u00f3 th\u1ec3 nhanh ch\u00f3ng ph\u00e1t hi\u1ec7n c\u00e1c v\u1ea5n \u0111\u1ec1 k\u1ebft n\u1ed1i k\u00e9m nh\u01b0 bu l\u00f4ng c\u1ef1c pin l\u1ecfng l\u1ebbo v\u00e0 oxy h\u00f3a c\u00e1c b\u1ed9 ph\u1eadn k\u1ebft n\u1ed1i.<\/span><\/span><\/p>\n

V\u1edbi s\u1ef1 tr\u1ee3 gi\u00fap c\u1ee7a b\u1ed9 pin, d\u00f2ng \u0111i\u1ec7n 1C c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u1ea3 li\u00ean t\u1ee5c. Sau m\u1ed9t kho\u1ea3ng th\u1eddi gian c\u1ed1 \u0111\u1ecbnh, c\u00f3 th\u1ec3 thu \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb thay \u0111\u1ed5i \u0111i\u1ec7n \u00e1p v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a k\u1ebft n\u1ed1i b\u1ed9 pin c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ea9n \u0111o\u00e1n b\u1eb1ng c\u00e1ch so s\u00e1nh gi\u00e1 tr\u1ecb \u0111\u1eb7t v\u1edbi gi\u00e1 tr\u1ecb \u0111o \u0111\u01b0\u1ee3c. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng l\u00fd thuy\u1ebft m\u1edd \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n l\u1ed7i k\u1ebft n\u1ed1i \u1ea3o v\u00e0 s\u1eed d\u1ee5ng m\u00f4 ph\u1ecfng l\u1ed7i h\u1ec7 th\u1ed1ng pin \u0111i\u1ec7n \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c h\u00e0m th\u00e0nh vi\u00ean cho c\u00e1c tri\u1ec7u ch\u1ee9ng kh\u00e1c nhau, ma tr\u1eadn tr\u1ecdng s\u1ed1 ch\u1ea9n \u0111o\u00e1n v\u00e0 c\u00e1c tham s\u1ed1 m\u00f4 h\u00ecnh kh\u00e1c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a v\u00e0 c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp m\u00f4 h\u00ecnh ch\u1ea9n \u0111o\u00e1n l\u1ed7i.<\/span><\/span><\/p>\n

Th\u1ee9 hai, c\u00f3 c\u00e1c bi\u1ec7n ph\u00e1p ch\u1ea9n \u0111o\u00e1n l\u1ed7i m\u00f4 h\u00ecnh, bao g\u1ed3m nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p v\u00e0 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong ph\u00e1t hi\u1ec7n v\u00e0 c\u00f4 l\u1eadp l\u1ed7i c\u1ea3m bi\u1ebfn v\u00e0 h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng ph\u01b0\u01a1ng tr\u00ecnh ki\u1ec3m tra ch\u1eb5n l\u1ebb phi tuy\u1ebfn t\u00ednh, c\u00e1c gi\u00e1 tr\u1ecb d\u01b0 \u0111i\u1ec7n \u00e1p, d\u00f2ng \u0111i\u1ec7n v\u00e0 qu\u1ea1t \u0111\u01b0\u1ee3c t\u1ea1o ra trong m\u00f4 h\u00ecnh m\u1ea1ch t\u01b0\u01a1ng \u0111\u01b0\u01a1ng b\u1eadc nh\u1ea5t v\u00e0 m\u00f4 h\u00ecnh nhi\u1ec7t. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng ng\u01b0\u1ee1ng d\u01b0, c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c l\u1ed7i c\u1ea3m bi\u1ebfn \u0111i\u1ec7n \u00e1p v\u00e0 l\u1ed7i c\u1ea3m bi\u1ebfn d\u00f2ng \u0111i\u1ec7n. Ch\u1ea9n \u0111o\u00e1n c\u00e1c v\u1ea5n \u0111\u1ec1 l\u1ed7i nh\u01b0 c\u1ea3m bi\u1ebfn t\u1ed1c \u0111\u1ed9 v\u00e0 c\u1ea3m bi\u1ebfn d\u00f2ng \u0111i\u1ec7n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng \u01b0\u1edbc t\u00ednh c\u1ee7a ng\u01b0\u1eddi quan s\u00e1t v\u00e0 ch\u00eanh l\u1ec7ch gi\u00e1 tr\u1ecb th\u1ef1c t\u1ebf. T\u00f3m t\u1eaft c\u00e1c m\u1ed1i nguy hi\u1ec3m do c\u00e1c l\u1ed7i kh\u00e1c nhau g\u00e2y ra v\u00e0 s\u1eed d\u1ee5ng ph\u00e2n t\u00edch c\u1ea5u tr\u00fac v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u1ea1o d\u01b0 tu\u1ea7n t\u1ef1 \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 t\u00e1ch l\u1ed7i. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n v\u00e0 t\u00e1ch l\u1ed7i c\u1ee7a c\u1ea3m bi\u1ebfn ngay c\u1ea3 khi c\u00f3 c\u00e1c th\u00f4ng s\u1ed1 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng kh\u00f4ng ch\u1eafc ch\u1eafn v\u00e0 x\u00e2y d\u1ef1ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e1t hi\u1ec7n l\u1ed7i tr\u1ef1c tuy\u1ebfn th\u1eed nghi\u1ec7m ch\u1ea9n \u0111o\u00e1n c\u00f3 m\u1ee5c ti\u00eau. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c m\u00f4 h\u00ecnh m\u1ea1ch t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u00e0 m\u00f4 h\u00ecnh nhi\u1ec7t, c\u00f3 th\u1ec3 \u01b0\u1edbc t\u00ednh c\u00e1c d\u01b0 sinh d\u00f2ng \u0111i\u1ec7n, \u0111i\u1ec7n \u00e1p v\u00e0 nhi\u1ec7t \u0111\u1ed9 v\u00e0 c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 c\u00f4 l\u1eadp c\u00e1c l\u1ed7i trong c\u1ea3m bi\u1ebfn d\u00f2ng \u0111i\u1ec7n v\u00e0 nhi\u1ec7t \u0111\u1ed9.<\/span><\/span><\/p>\n

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

Hi\u1ec7n nay, nh\u1eadn th\u1ee9c c\u1ee7a ng\u01b0\u1eddi d\u00e2n v\u1ec1 m\u00f4i tr\u01b0\u1eddng kh\u00f4ng ng\u1eebng \u0111\u01b0\u1ee3c n\u00e2ng cao, ph\u1ea1m vi th\u00fac \u0111\u1ea9y v\u00e0 \u1ee9ng d\u1ee5ng xe n\u0103ng l\u01b0\u1ee3ng m\u1edbi \u0111ang d\u1ea7n \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng. \u0110\u1ea5t n\u01b0\u1edbc \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 \u1ee7ng h\u1ed9 m\u1ea1nh m\u1ebd \u0111\u1ed1i v\u1edbi xe n\u0103ng l\u01b0\u1ee3ng m\u1edbi, trong t\u01b0\u01a1ng lai, xe n\u0103ng l\u01b0\u1ee3ng m\u1edbi s\u1ebd chi\u1ebfm t\u1ef7 tr\u1ecdng l\u1edbn h\u01a1n trong th\u1ecb tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t \u00f4 t\u00f4. Trong xe n\u0103ng l\u01b0\u1ee3ng m\u1edbi, pin \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng, hi\u1ec7u su\u1ea5t c\u1ee7a pin \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u qu\u1ea3 c\u1ee7a xe. B\u1eb1ng c\u00e1ch ph\u00e2n t\u00edch c\u00e1c v\u1ea5n \u0111\u1ec1 h\u1ecfng pin v\u00e0 \u0111\u1ec1 xu\u1ea5t c\u00e1c bi\u1ec7n ph\u00e1p ch\u1ea9n \u0111o\u00e1n l\u1ed7i, h\u1ed7 tr\u1ee3 quan tr\u1ecdng cho s\u1ea3n xu\u1ea5t pin trong t\u01b0\u01a1ng lai, ch\u1ea9n \u0111o\u00e1n l\u1ed7i pin v\u00e0 b\u1ea3o tr\u00ec ho\u1ea1t \u0111\u1ed9ng c\u1ee7a pin b\u1ed9 ngu\u1ed3n.<\/span><\/span><\/p>\n

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3 V\u1ea5n \u0111\u1ec1 l\u1ed7i b\u00ean ngo\u00e0i 3.1 Ph\u00e2n t\u00edch c\u00e1c v\u1ea5n \u0111\u1ec1 l\u1ed7i c\u1ea3m bi\u1ebfn H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin c\u1ea7n c\u00f3 c\u00e1c ch\u1ee9c n\u0103ng nh\u01b0 c\u00e2n b\u1eb1ng \u0111i\u1ec7n \u00e1p v\u00e0 b\u1ea3o v\u1ec7 qu\u00e1 d\u00f2ng, ch\u1ee7 y\u1ebfu \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00f4ng qua c\u00e1c c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9, \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n \u0111\u00e1ng tin c\u1eady. Th\u00f4ng<\/p>\n","protected":false},"author":1,"featured_media":19649,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88],"tags":[],"class_list":["post-19648","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\/19648","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=19648"}],"version-history":[{"count":2,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19648\/revisions"}],"predecessor-version":[{"id":21958,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19648\/revisions\/21958"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media\/19649"}],"wp:attachment":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media?parent=19648"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/categories?post=19648"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/tags?post=19648"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}