{"id":19577,"date":"2024-04-25T02:08:05","date_gmt":"2024-04-25T02:08:05","guid":{"rendered":"http:\/\/dgbellvietnam.com\/about-ev-lithium-battery-safety-thermal-runaway\/"},"modified":"2024-10-09T20:19:00","modified_gmt":"2024-10-09T13:19:00","slug":"about-ev-lithium-battery-safety-thermal-runaway","status":"publish","type":"post","link":"https:\/\/dgbellvietnam.com\/en\/about-ev-lithium-battery-safety-thermal-runaway\/","title":{"rendered":"V\u1ec1 An to\u00e0n c\u1ee7a Pin Lithium EV \u2014 S\u1ef1 tho\u00e1t nhi\u1ec7t"},"content":{"rendered":"
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Nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra ch\u00e1y xe \u0111i\u1ec7n l\u00e0 do ch\u00e1y \u1eafc quy, ch\u1ee7 y\u1ebfu l\u00e0 do \u1eafc quy <\/span>b\u1ecb m\u1ea5t nhi\u1ec7t <\/span>. C\u00e1i g\u1ecdi l\u00e0 m\u1ea5t nhi\u1ec7t l\u00e0 n\u00f3i \u0111\u1ebfn vi\u1ec7c \u1eafc quy \u0111i\u1ec7n b\u1ecb n\u00f3ng l\u00ean trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng. Khi nhi\u1ec7t \u0111\u1ed9 \u1eafc quy qu\u00e1 cao ho\u1eb7c \u0111i\u1ec7n \u00e1p s\u1ea1c qu\u00e1 cao, m\u1ed9t chu\u1ed7i ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc s\u1ebd x\u1ea3y ra b\u00ean trong \u1eafc quy, g\u00e2y ra s\u1ef1 gia t\u0103ng \u0111\u1ed9t ng\u1ed9t v\u1ec1 \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 b\u00ean trong, d\u1eabn \u0111\u1ebfn m\u1ea5t nhi\u1ec7t v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 ch\u00e1y.<\/span><\/p>\n

C\u00f3 nhi\u1ec1u l\u00fd do kh\u00e1c nhau d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng m\u1ea5t nhi\u1ec7t c\u1ee7a pin, c\u00f3 th\u1ec3 l\u00e0 do nhi\u1ec7t \u0111\u1ed9 c\u1ee7a ch\u00ednh c\u1ee5m pin kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u, nhi\u1ec7t \u0111\u1ed9 cao \u1edf c\u00e1c khu v\u1ef1c c\u1ee5c b\u1ed9, \u0111o\u1ea3n m\u1ea1ch b\u00ean ngo\u00e0i, \u0111o\u1ea3n m\u1ea1ch b\u00ean trong v\u00e0 c\u00e1c l\u00fd do kh\u00e1c c\u00f3 th\u1ec3 g\u00e2y ra \u0111\u00e1nh l\u1eeda. Thi\u1ebft k\u1ebf c\u1ee7a b\u1ed9 t\u00e1ch l\u00e0 m\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a \u0111o\u1ea3n m\u1ea1ch b\u00ean trong pin. N\u1ebfu bi\u00ean \u0111\u1ed9 thi\u1ebft k\u1ebf c\u1ee7a m\u00e0ng ng\u0103n kh\u00f4ng \u0111\u1ee7 ho\u1eb7c h\u01b0\u1edbng thi\u1ebft k\u1ebf kh\u00f4ng ch\u00ednh x\u00e1c, n\u00f3 s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 d\u1ebbo v\u00e0 \u0111\u1ed9 linh ho\u1ea1t c\u01a1 h\u1ecdc c\u1ee7a m\u00e0ng ng\u0103n, d\u1eabn \u0111\u1ebfn co ng\u00f3t trong qu\u00e1 tr\u00ecnh s\u1ea1c, sau \u0111\u00f3 c\u00e1c c\u1ef1c d\u01b0\u01a1ng v\u00e0 c\u1ef1c \u00e2m s\u1ebd ti\u1ebfp x\u00fac v\u1edbi nhau, g\u00e2y ra \u0111o\u1ea3n m\u1ea1ch.<\/span><\/p>\n

\u0110\u1ed3ng th\u1eddi, qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd, c\u00e1c h\u1ea1t kim lo\u1ea1i \u0111\u01b0\u1ee3c tr\u1ed9n v\u00e0o c\u00e1c cell pin. Nh\u1eefng t\u1ea1p ch\u1ea5t n\u00e0y c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c ph\u1ea3n \u1ee9ng kh\u00e1c nhau tr\u00ean b\u1ec1 m\u1eb7t \u0111i\u1ec7n c\u1ef1c trong qu\u00e1 tr\u00ecnh s\u1ea1c v\u00e0 x\u1ea3, c\u00f3 th\u1ec3 t\u00edch t\u1ee5 v\u00e0 \u0111\u00e2m th\u1ee7ng m\u00e0ng ng\u0103n, d\u1eabn \u0111\u1ebfn \u0111o\u1ea3n m\u1ea1ch. M\u1ed9t khi m\u1ed9t cell pin g\u1eb7p s\u1ef1 c\u1ed1, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111o\u1ea3n m\u1ea1ch, m\u1ea1ch h\u1edf, v.v., n\u00f3 s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c cell kh\u00e1c trong b\u1ed9 pin, g\u00e2y ra c\u00e1c v\u1ea5n \u0111\u1ec1 nghi\u00eam tr\u1ecdng b\u00ean trong v\u00e0 cu\u1ed1i c\u00f9ng d\u1eabn \u0111\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 an to\u00e0n.<\/span><\/p>\n

1. H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin<\/span><\/strong><\/span><\/h1>\n

Xe \u0111i\u1ec7n ch\u1ee9a m\u1ed9t l\u01b0\u1ee3ng l\u1edbn pin lithium, v\u00e0 n\u1ebfu m\u1ed9t m\u1eaft x\u00edch kh\u00f4ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1ed1t, ph\u1ea3n \u1ee9ng d\u00e2y chuy\u1ec1n s\u1ebd x\u1ea3y ra. Ngo\u00e0i n\u1ed7 l\u1ef1c c\u1ee7a c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t pin v\u00e0 c\u00e1c c\u00f4ng ty s\u1ea1c, tr\u00e1ch nhi\u1ec7m m\u00e0 c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t xe th\u1ef1c s\u1ef1 ph\u1ea3i g\u00e1nh ch\u1ecbu kh\u00f4ng h\u1ec1 nh\u1eb9. B\u1edfi v\u00ec H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin (BMS) l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong ki\u1ebfn \u200b\u200btr\u00fac t\u1ed5ng th\u1ec3 c\u1ee7a xe \u0111i\u1ec7n v\u00e0 hi\u1ec7n t\u1ea1i ch\u00fang \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf b\u1edfi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t xe. BMS n\u1eb1m \u1edf l\u00f5i c\u1ee7a h\u1ec7 th\u1ed1ng pin \u0111i\u1ec7n v\u00e0 l\u00e0 th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i \u0111\u1ec3 b\u1ea3o v\u1ec7 v\u00e0 qu\u1ea3n l\u00fd pin. BMS kh\u00f4ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o vi\u1ec7c s\u1eed d\u1ee5ng pin an to\u00e0n v\u00e0 \u0111\u00e1ng tin c\u1eady m\u00e0 c\u00f2n ki\u1ec3m so\u00e1t vi\u1ec7c s\u1ea1c v\u00e0 x\u1ea3 b\u1ed9 pin, \u0111\u1ed3ng th\u1eddi b\u00e1o c\u00e1o c\u00e1c th\u00f4ng s\u1ed1 c\u01a1 b\u1ea3n v\u00e0 th\u00f4ng tin l\u1ed7i c\u1ee7a h\u1ec7 th\u1ed1ng pin \u0111i\u1ec7n cho b\u1ed9 \u0111i\u1ec1u khi\u1ec3n xe. C\u00f3 th\u1ec3 n\u00f3i r\u1eb1ng \u0111\u00e2y l\u00e0 c\u1ea7u n\u1ed1i gi\u1eefa pin, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n xe v\u00e0 ng\u01b0\u1eddi l\u00e1i xe.<\/span><\/p>\n

H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd nhi\u1ec7t r\u1ea5t quan tr\u1ecdng trong BMS, v\u00e0 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u01a1 b\u1ea3n c\u1ee7a n\u00f3 l\u00e0 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 c\u1ee7a c\u1ee5m pin trong m\u1ed9t ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh th\u00f4ng qua l\u00e0m m\u00e1t ho\u1eb7c s\u01b0\u1edfi \u1ea5m \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a c\u00e1c cell pin. H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd nhi\u1ec7t ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c chia th\u00e0nh ba lo\u1ea1i: h\u1ec7 th\u1ed1ng s\u01b0\u1edfi \u1ea5m, h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed v\u00e0 h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1eb1ng n\u01b0\u1edbc. C\u00e1c s\u01a1 \u0111\u1ed3 thi\u1ebft k\u1ebf kh\u00e1c nhau c\u00f3 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng kh\u00e1c nhau, nh\u01b0ng c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t c\u1ee7a c\u1ee5m pin.<\/span><\/p>\n

\u0110\u1ea7u ti\u00ean, \u0111\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1eb1ng n\u01b0\u1edbc, \u0111\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p qu\u1ea3n l\u00fd nhi\u1ec7t l\u00e0m gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 c\u1ee7a c\u00e1c cell pin b\u1eb1ng c\u00e1ch trao \u0111\u1ed5i nhi\u1ec7t th\u00f4ng qua \u0111\u1ed1i l\u01b0u ch\u1ea5t l\u1ecfng. Tuy nhi\u00ean, t\u1ea5m l\u00e0m m\u00e1t b\u1eb1ng n\u01b0\u1edbc th\u01b0\u1eddng n\u1eb1m \u1edf d\u01b0\u1edbi c\u00f9ng c\u1ee7a c\u1ee5m pin v\u00e0 \u0111\u01b0\u1ee3c \u0111\u1eb7t tr\u00ean khung g\u1ea7m c\u1ee7a xe. Nh\u1eefng va ch\u1ea1m b\u1ea5t th\u01b0\u1eddng, tr\u1ea7y x\u01b0\u1edbc \u1edf \u0111\u00e1y ho\u1eb7c h\u1ecfng h\u00f3c \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i c\u1ee7a c\u1ea5u tr\u00fac thi\u1ebft k\u1ebf l\u00e0m m\u00e1t b\u1eb1ng n\u01b0\u1edbc trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh l\u00e2u d\u00e0i c\u00f3 th\u1ec3 g\u00e2y r\u00f2 r\u1ec9 ch\u1ea5t l\u00e0m m\u00e1t, d\u1eabn \u0111\u1ebfn h\u1ecfng c\u00e1ch \u0111i\u1ec7n c\u1ee7a c\u1ee5m pin v\u00e0 m\u1ea5t nhi\u1ec7t to\u00e0n b\u1ed9 xe.<\/span><\/p>\n

Th\u1ee9 hai, h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed l\u00e0 ph\u01b0\u01a1ng ph\u00e1p qu\u1ea3n l\u00fd nhi\u1ec7t s\u1eed d\u1ee5ng kh\u00f4ng kh\u00ed l\u00e0m m\u00f4i tr\u01b0\u1eddng v\u00e0 s\u1eed d\u1ee5ng \u0111\u1ed1i l\u01b0u nhi\u1ec7t \u0111\u1ec3 gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 c\u1ee7a c\u00e1c cell pin. Tuy nhi\u00ean, thi\u1ebft k\u1ebf l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed c\u00f3 th\u1ec3 l\u00e0m t\u0103ng \u0111\u1ed9 kh\u00f3 c\u1ee7a vi\u1ec7c b\u1ecbt k\u00edn h\u1ec7 th\u1ed1ng pin. Trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh xe l\u00e2u d\u00e0i, c\u1ea5u tr\u00fac b\u1ecbt k\u00edn b\u1ecb h\u1ecfng, g\u00e2y ra nguy c\u01a1 m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t do n\u01b0\u1edbc x\u00e2m nh\u1eadp v\u00e0 h\u1ecfng l\u1edbp c\u00e1ch nhi\u1ec7t khi l\u00e1i xe v\u00e0o nh\u1eefng ng\u00e0y nhi\u1ec1u m\u00e2y v\u00e0 m\u01b0a. Cu\u1ed1i c\u00f9ng, \u0111\u1ed1i v\u1edbi xe \u0111i\u1ec7n ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf c\u00e1c v\u00f9ng l\u1ea1nh, h\u1ec7 th\u1ed1ng s\u01b0\u1edfi \u1ea5m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, h\u1ec7 th\u1ed1ng n\u00e0y s\u1eed d\u1ee5ng m\u00e0ng s\u01b0\u1edfi \u1ea5m \u0111\u1ec3 l\u00e0m n\u00f3ng c\u1ee5m pin v\u00e0 duy tr\u00ec trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c h\u1ee3p l\u00fd, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c cell pin. Thi\u1ebft k\u1ebf kh\u00f4ng h\u1ee3p l\u00fd v\u1ec1 c\u00f4ng su\u1ea5t s\u01b0\u1edfi \u1ea5m ho\u1eb7c s\u01a1 \u0111\u1ed3 l\u1eafp r\u00e1p c\u1ee7a m\u00e0ng s\u01b0\u1edfi \u1ea5m ho\u1eb7c l\u1ed7i \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i c\u1ee7a n\u00f3 c\u0169ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn h\u1ecfng l\u1edbp c\u00e1ch nhi\u1ec7t c\u1ee7a c\u1ee5m pin, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c s\u1ef1 ki\u1ec7n m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t.<\/span><\/p>\n

2. V\u1eadt li\u1ec7u pin<\/span><\/strong><\/span><\/h1>\n

Hi\u1ec7n nay, \u0111\u00e3 c\u00f3 c\u00e1c gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt cho c\u00e1c v\u1ea5n \u0111\u1ec1 qu\u1ea3n l\u00fd nhi\u1ec7t n\u00e0y, v\u00e0 li\u1ec7u c\u00e1c v\u1ea5n \u0111\u1ec1 n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft hi\u1ec7u qu\u1ea3 hay kh\u00f4ng l\u00e0 m\u1ed9t ch\u1ec9 s\u1ed1 ph\u1ea3n \u00e1nh c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn c\u1ee7a t\u1eebng nh\u00e0 s\u1ea3n xu\u1ea5t. \u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 v\u1ec1 ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a xe \u0111i\u1ec7n, vi\u1ec7c c\u1ea3i thi\u1ec7n t\u1ef7 l\u1ec7 n\u0103ng l\u01b0\u1ee3ng c\u1ee7a pin \u0111i\u1ec7n l\u00e0 m\u1ed9t con \u0111\u01b0\u1eddng ph\u00e1t tri\u1ec3n c\u1ea7n thi\u1ebft. \u0110\u1ec3 c\u1ea3i thi\u1ec7n t\u1ef7 l\u1ec7 n\u0103ng l\u01b0\u1ee3ng, c\u1ea7n ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh t\u1ef7 l\u1ec7 v\u1eadt li\u1ec7u li\u00ean quan \u0111\u1ebfn pin lithium.<\/span><\/p>\n

Hi\u1ec7n nay, h\u1ea7u h\u1ebft c\u00e1c lo\u1ea1i \u1eafc quy \u0111i\u1ec7n cho xe \u00f4 t\u00f4 ch\u1edf kh\u00e1ch \u0111\u1ec1u s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng ba th\u00e0nh ph\u1ea7n, t\u1ee9c l\u00e0 v\u1eadt li\u1ec7u \u0111i\u1ec7n c\u1ef1c d\u01b0\u01a1ng l\u00e0 \u1eafc quy lithium niken coban mangan oxit ho\u1eb7c \u1eafc quy lithium niken coban nh\u00f4m oxit. Theo t\u1ef7 l\u1ec7 kh\u00e1c nhau c\u1ee7a niken, coban v\u00e0 mangan, ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00e1c lo\u1ea1i 111, 532, 622 v\u00e0 811. Khi t\u1ef7 l\u1ec7 niken ti\u1ebfp t\u1ee5c t\u0103ng, t\u1ef7 l\u1ec7 n\u0103ng l\u01b0\u1ee3ng c\u1ee7a \u1eafc quy \u0111i\u1ec7n c\u0169ng s\u1ebd t\u0103ng, t\u1ee9c l\u00e0 ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a xe c\u0169ng s\u1ebd t\u0103ng theo. \u0110\u1ed1i v\u1edbi \u1eafc quy lithium, t\u00ednh an to\u00e0n, tu\u1ed5i th\u1ecd, chi ph\u00ed v\u00e0 m\u1eadt \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec1u \u1edf tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng \u0111\u1ed9ng. N\u1ebfu m\u1eadt \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng t\u0103ng, th\u00ec ba lo\u1ea1i c\u00f2n l\u1ea1i ch\u1eafc ch\u1eafn s\u1ebd g\u1eb7p ph\u1ea3i m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1.<\/span><\/p>\n

T\u1ef7 l\u1ec7 niken c\u00e0ng cao th\u00ec \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t c\u1ee7a to\u00e0n b\u1ed9 v\u1eadt li\u1ec7u \u0111i\u1ec7n c\u1ef1c d\u01b0\u01a1ng c\u00e0ng k\u00e9m. Pin niken cao c\u00f3 th\u1ec3 g\u00e2y ra nguy c\u01a1 an to\u00e0n khi ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 cao, t\u00e1c \u0111\u1ed9ng b\u00ean ngo\u00e0i v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c. Vi\u1ec7c t\u1ea1o ra kh\u00ed trong qu\u00e1 tr\u00ecnh s\u1ea1c pin niken cao c\u0169ng c\u00f3 th\u1ec3 khi\u1ebfn pin b\u1ecb ph\u1ed3ng l\u00ean, \u0111\u00e2y l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 l\u1edbn. \u0110\u1ed3ng th\u1eddi, m\u1ed9t khi pin 811 b\u1ecb m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t, h\u1eadu qu\u1ea3 c\u0169ng kh\u00e1 nghi\u00eam tr\u1ecdng.<\/span><\/p>\n

Tr\u01b0\u1edbc \u0111\u00e2y, hi\u1ec7n t\u01b0\u1ee3ng m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t c\u1ee7a pin lithium s\u1eaft phosphate ch\u1ec9 d\u1eabn \u0111\u1ebfn b\u1ed1c kh\u00f3i; Pin lithium ba th\u00e0nh ph\u1ea7n lo\u1ea1i 532 c\u00f3 th\u1ec3 b\u1ecb ch\u00e1y do m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t. Khi pin ba th\u00e0nh ph\u1ea7n lo\u1ea1i 811 m\u1ea5t kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t nhi\u1ec7t, r\u1ea5t c\u00f3 th\u1ec3 pin s\u1ebd b\u1ecb n\u1ed5. Vi\u1ec7c theo \u0111u\u1ed5i m\u1eadt \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng cao l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi \u0111\u1ed1i v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n. Nh\u01b0ng \u0111\u1ed1i v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a pin c\u00f4ng su\u1ea5t n\u0103ng l\u01b0\u1ee3ng ri\u00eang cao cho xe \u0111i\u1ec7n, an to\u00e0n s\u1ebd lu\u00f4n l\u00e0 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u.<\/span><\/p>\n

3. An to\u00e0n c\u1ee7a pin xe \u0111i\u1ec7n<\/span><\/strong><\/span><\/h1>\n

\u0110\u1ed1i v\u1edbi s\u1ef1 an to\u00e0n c\u1ee7a xe \u0111i\u1ec7n, \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 vi\u1ec7c m\u1ed9t ho\u1eb7c hai c\u00f4ng ty, ho\u1eb7c m\u1ed9t ho\u1eb7c hai c\u00f4ng ty li\u00ean k\u1ebft c\u1ea7n ph\u1ea3i l\u00e0m. \u0110\u00e2y l\u00e0 m\u1ed9t chu\u1ed7i m\u00e0 m\u1ecdi doanh nghi\u1ec7p, t\u1eeb c\u1ea5p qu\u1ea3n l\u00fd \u0111\u1ebfn to\u00e0n b\u1ed9 chu\u1ed7i ng\u00e0nh, \u0111\u1ec1u ph\u1ea3i th\u1eaft ch\u1eb7t. \u01afu ti\u00ean l\u00e0 s\u1ea3n ph\u1ea9m ph\u1ea3i \u0111\u1ea1t ti\u00eau chu\u1ea9n. Trong c\u00e1c v\u1ee5 tai n\u1ea1n tr\u01b0\u1edbc \u0111\u00e2y, c\u00e1c s\u1ea3n ph\u1ea9m xe \u0111i\u1ec7n \u0111\u00e3 g\u1eb7p \u00edt nhi\u1ec1u v\u1ea5n \u0111\u1ec1. Ki\u1ec3m tra v\u00e0 x\u00e1c minh s\u1ea3n ph\u1ea9m pin kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7, \u0111\u1ed9 tin c\u1eady trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng xe gi\u1ea3m s\u00fat v\u00e0 c\u00f4ng ngh\u1ec7 qu\u1ea3n l\u00fd an to\u00e0n s\u1ea1c \u1edf m\u1ee9c th\u1ea5p.<\/span><\/p>\n

Kh\u00eda c\u1ea1nh \u0111\u00e1ng ch\u00fa \u00fd nh\u1ea5t l\u00e0 kh\u00e1i ni\u1ec7m v\u1ec1 th\u1eddi gian tho\u00e1t hi\u1ec3m l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t trong c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c gia b\u1eaft bu\u1ed9c c\u00f3 li\u00ean quan. Theo quy \u0111\u1ecbnh, b\u1ed9 pin ho\u1eb7c h\u1ec7 th\u1ed1ng ph\u1ea3i cung c\u1ea5p t\u00edn hi\u1ec7u c\u1ea3nh b\u00e1o s\u1ef1 ki\u1ec7n nhi\u1ec7t (ho\u1ea1t \u0111\u1ed9ng nh\u01b0 b\u00e1o \u0111\u1ed9ng s\u1ef1 ki\u1ec7n nhi\u1ec7t c\u1ee7a xe \u0111\u1ec3 nh\u1eafc nh\u1edf h\u00e0nh kh\u00e1ch s\u01a1 t\u00e1n) 5 ph\u00fat tr\u01b0\u1edbc khi m\u1ed9t s\u1ef1 c\u1ed1 m\u1ea5t nhi\u1ec7t c\u1ee7a pin g\u00e2y ra s\u1ef1 khu\u1ebfch t\u00e1n nhi\u1ec7t v\u00e0 g\u00e2y nguy hi\u1ec3m cho khoang h\u00e0nh kh\u00e1ch.<\/span><\/p>\n

Khi c\u00f3 t\u00edn hi\u1ec7u b\u00e1o \u0111\u1ed9ng, ng\u01b0\u1eddi ng\u1ed3i tr\u00ean xe c\u00f3 \u0111\u1ee7 th\u1eddi gian \u0111\u1ec3 tho\u00e1t ra, do \u0111\u00f3 gi\u1ea3m thi\u1ec3u r\u1ee7i ro an to\u00e0n c\u00e1 nh\u00e2n. L\u1ef1a ch\u1ecdn b\u1ea5t l\u1ef1c nh\u1ea5t l\u00e0 b\u00e1o c\u00e1o m\u1ed1i nguy hi\u1ec3m, v\u00e0 chi\u1ebfn l\u01b0\u1ee3c t\u1ed1t nh\u1ea5t l\u00e0 d\u1eadp t\u1eaft m\u1ed1i nguy hi\u1ec3m ngay t\u1eeb \u0111\u1ea7u. Trong \u0111i\u1ec1u ki\u1ec7n l\u00e0m vi\u1ec7c ph\u1ee9c t\u1ea1p, pin xe \u0111i\u1ec7n ch\u1eafc ch\u1eafn s\u1ebd g\u1eb7p s\u1ef1 c\u1ed1 theo th\u1eddi gian. Do \u0111\u00f3, vi\u1ec7c ch\u1ee7 \u0111\u1ed9ng gi\u00e1m s\u00e1t an to\u00e0n c\u1ee7a xe \u0111i\u1ec7n l\u00e0 r\u1ea5t c\u1ea5p thi\u1ebft.<\/span><\/p>\n

Hi\u1ec7n t\u1ea1i, xe \u0111i\u1ec7n v\u00e0 xe ch\u1ea1y b\u1eb1ng nhi\u00ean li\u1ec7u s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t h\u1ec7 th\u1ed1ng th\u1eed nghi\u1ec7m, nh\u01b0ng tr\u00ean to\u00e0n th\u1ebf gi\u1edbi v\u1eabn thi\u1ebfu c\u00e1c th\u1eed nghi\u1ec7m to\u00e0n b\u1ed9 v\u00f2ng \u0111\u1eddi cho xe \u0111i\u1ec7n. \u0110i\u1ec1u n\u00e0y khi\u1ebfn xe \u0111i\u1ec7n kh\u00f3 ph\u00e1t hi\u1ec7n k\u1ecbp th\u1eddi c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u1ecf sau th\u1eddi gian s\u1eed d\u1ee5ng k\u00e9o d\u00e0i. K\u00e8 Thousand Mile \u0111\u00e3 b\u1ecb ph\u00e1 h\u1ee7y trong m\u1ed9t \u0111\u00e0n ki\u1ebfn, v\u00e0 theo th\u1eddi gian, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 an to\u00e0n cu\u1ed1i c\u00f9ng s\u1ebd b\u00f9ng ph\u00e1t.<\/span><\/p>\n

M\u1ed9t s\u1ed1 nh\u00e0 m\u00e1y \u0111i\u1ec7n lithium \u0111\u00e3 k\u00eau g\u1ecdi th\u00e0nh l\u1eadp h\u1ec7 th\u1ed1ng th\u1eed nghi\u1ec7m ti\u00eau chu\u1ea9n cho xe n\u0103ng l\u01b0\u1ee3ng m\u1edbi, y\u00eau c\u1ea7u ch\u00fang ph\u1ea3i tr\u1ea3i qua th\u1eed nghi\u1ec7m ti\u00eau chu\u1ea9n chuy\u00ean nghi\u1ec7p. Kh\u00f4ng gi\u1ed1ng nh\u01b0 xe ch\u1ea1y b\u1eb1ng x\u0103ng, vi\u1ec7c ki\u1ec3m tra h\u00e0ng n\u0103m \u0111\u1ed1i v\u1edbi xe n\u0103ng l\u01b0\u1ee3ng m\u1edbi ph\u1ea3i thi\u1ebft l\u1eadp h\u1ec7 th\u1ed1ng ki\u1ec3m tra an to\u00e0n t\u01b0\u01a1ng \u1ee9ng d\u1ef1a tr\u00ean \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a pin \u0111i\u1ec7n v\u00e0 pin n\u0103ng l\u01b0\u1ee3ng cao \u00e1p. Vi\u1ec7c thi\u1ebft l\u1eadp h\u1ec7 th\u1ed1ng ki\u1ec3m tra h\u00e0ng n\u0103m n\u0103ng l\u01b0\u1ee3ng m\u1edbi c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n khi s\u1eed d\u1ee5ng xe n\u0103ng l\u01b0\u1ee3ng m\u1edbi v\u00e0 \u1edf m\u1ed9t m\u1ee9c \u0111\u1ed9 n\u00e0o \u0111\u00f3 tr\u00e1nh x\u1ea3y ra tai n\u1ea1n an to\u00e0n.<\/span><\/p>\n

Nhi\u1ec1u xe tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay v\u1eabn \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u01b0\u1ee3t qu\u00e1 tu\u1ed5i th\u1ecd thi\u1ebft k\u1ebf, g\u00e2y ra r\u1ee7i ro an to\u00e0n \u1edf giai \u0111o\u1ea1n sau. Do \u0111\u00f3, n\u00ean thi\u1ebft l\u1eadp c\u00e1c ti\u00eau chu\u1ea9n lo\u1ea1i b\u1ecf b\u1eaft bu\u1ed9c \u0111\u1ed1i v\u1edbi nh\u1eefng xe v\u01b0\u1ee3t qu\u00e1 y\u00eau c\u1ea7u thi\u1ebft k\u1ebf s\u1ea3n ph\u1ea9m v\u1ec1 th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng ho\u1eb7c qu\u00e3ng \u0111\u01b0\u1eddng \u0111\u00e3 \u0111i. Ngo\u00e0i ra, do c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t xe kh\u00f4ng hi\u1ec3u s\u00e2u v\u1ec1 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a \u1eafc quy v\u00e0 kh\u00f4ng ph\u00e2n t\u00edch hi\u1ec7u qu\u1ea3 d\u1eef li\u1ec7u gi\u00e1m s\u00e1t ph\u1ee5 tr\u1ee3, nhi\u1ec1u l\u1ed7i c\u00f3 th\u1ec3 \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea3nh b\u00e1o s\u1edbm th\u00f4ng qua ph\u00e2n t\u00edch d\u1eef li\u1ec7u l\u1ecbch s\u1eed. Do \u0111\u00f3, n\u00ean khuy\u1ebfn ngh\u1ecb c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t xe chia s\u1ebb d\u1eef li\u1ec7u v\u1edbi c\u00e1c c\u00f4ng ty \u1eafc quy c\u00f3 n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u1ea3nh b\u00e1o s\u1edbm v\u00e0 gi\u1ea3m r\u1ee7i ro th\u1ecb tr\u01b0\u1eddng.<\/span><\/p>\n

Ngo\u00e0i c\u00e1c bi\u1ec7n ph\u00e1p tr\u00ean, Nissan tin r\u1eb1ng b\u1ea5t k\u1ec3 h\u1ec7 th\u1ed1ng l\u00e1i n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, b\u1ea5t k\u1ef3 ph\u01b0\u01a1ng ti\u1ec7n n\u00e0o ch\u1ea1y tr\u00ean \u0111\u01b0\u1eddng \u0111\u1ec1u c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c b\u1ea3o d\u01b0\u1ee1ng v\u00e0 b\u1ea3o tr\u00ec ph\u00f9 h\u1ee3p, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng. B\u1ea3o d\u01b0\u1ee1ng k\u1ecbp th\u1eddi, lo\u1ea1i b\u1ecf th\u01b0\u1eddng xuy\u00ean ho\u1eb7c thay th\u1ebf pin c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n c\u00e1c m\u1ed1i nguy hi\u1ec3m v\u1ec1 an to\u00e0n do xe c\u0169 g\u00e2y ra.<\/span><\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

Nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra ch\u00e1y xe \u0111i\u1ec7n l\u00e0 do ch\u00e1y \u1eafc quy, ch\u1ee7 y\u1ebfu l\u00e0 do \u1eafc quy b\u1ecb m\u1ea5t nhi\u1ec7t . C\u00e1i g\u1ecdi l\u00e0 m\u1ea5t nhi\u1ec7t l\u00e0 n\u00f3i \u0111\u1ebfn vi\u1ec7c \u1eafc quy \u0111i\u1ec7n b\u1ecb n\u00f3ng l\u00ean trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng. Khi nhi\u1ec7t \u0111\u1ed9 \u1eafc quy qu\u00e1 cao ho\u1eb7c \u0111i\u1ec7n \u00e1p s\u1ea1c qu\u00e1<\/p>\n","protected":false},"author":1,"featured_media":19578,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88],"tags":[],"class_list":["post-19577","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\/19577","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=19577"}],"version-history":[{"count":2,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19577\/revisions"}],"predecessor-version":[{"id":21900,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19577\/revisions\/21900"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media\/19578"}],"wp:attachment":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media?parent=19577"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/categories?post=19577"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/tags?post=19577"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}