{"id":19946,"date":"2021-09-02T14:23:14","date_gmt":"2021-09-02T14:23:14","guid":{"rendered":"http:\/\/dgbellvietnam.com\/about-thermal-runaway-of-power-lithium-ion-battery\/"},"modified":"2024-11-15T15:00:13","modified_gmt":"2024-11-15T08:00:13","slug":"about-thermal-runaway-of-power-lithium-ion-battery","status":"publish","type":"post","link":"https:\/\/dgbellvietnam.com\/en\/about-thermal-runaway-of-power-lithium-ion-battery\/","title":{"rendered":"Gi\u1edbi thi\u1ec7u s\u1ef1 tho\u00e1t nhi\u1ec7t c\u1ee7a pin Lithium-ion \u0111i\u1ec7n"},"content":{"rendered":"
\n

Nh\u1edd s\u1ef1 quan t\u00e2m n\u1ed3ng nhi\u1ec7t c\u1ee7a n\u0103ng l\u01b0\u1ee3ng m\u1edbi, ng\u00e0nh c\u00f4ng nghi\u1ec7p pin lithium-ion \u0111i\u1ec7n c\u0169ng thu h\u00fat \u0111\u01b0\u1ee3c nhi\u1ec1u s\u1ef1 ch\u00fa \u00fd. Pin lithium-ion \u0111i\u1ec7n l\u00e0 ngu\u1ed3n \u0111i\u1ec7n cho c\u00e1c c\u00f4ng c\u1ee5 cung c\u1ea5p \u0111i\u1ec7n. N\u00f3 ch\u1ee7 y\u1ebfu cung c\u1ea5p \u0111i\u1ec7n cho xe \u0111i\u1ec7n, xe bu\u00fdt \u0111i\u1ec7n, xe \u0111\u1ea1p \u0111i\u1ec7n v\u00e0 xe tham quan.<\/span><\/span><\/p>\n

T\u1eadp trung v\u00e0o s\u1ef1 m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t c\u1ee7a pin lithium-ion \u0111i\u1ec7n (ch\u1ee7 y\u1ebfu l\u00e0 s\u1ef1 m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t \u1edf nhi\u1ec7t \u0111\u1ed9 cao), b\u00e0i b\u00e1o n\u00e0y th\u1ea3o lu\u1eadn v\u1ec1 c\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c nhau \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 an to\u00e0n c\u1ee7a pin lithium-ion v\u00e0 c\u00e1ch c\u1ea3i thi\u1ec7n h\u01a1n n\u1eefa s\u1ef1 an to\u00e0n c\u1ee7a pin lithium-ion. Ba nguy\u00ean nh\u00e2n g\u00e2y ra s\u1ef1 m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t c\u1ee7a pin lithium-ion \u0111i\u1ec7n v\u00e0 m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd v\u00e0 \u0111\u1ec1 xu\u1ea5t \u0111\u01b0\u1ee3c \u0111\u01b0a ra.<\/span><\/span><\/p>\n

C\u1ea3m \u1ee9ng nhi\u1ec7t<\/span><\/span><\/span><\/h2>\n

Th\u00f4ng th\u01b0\u1eddng, c\u1ea3m \u1ee9ng nhi\u1ec7t l\u00e0 pin \u0111i\u1ec7n ho\u1ea1t \u0111\u1ed9ng trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao, bao g\u1ed3m ch\u00e1y b\u00ean ngo\u00e0i, t\u1ea3n nhi\u1ec7t pin k\u00e9m, v.v. \u1ede nhi\u1ec7t \u0111\u1ed9 cao b\u00ean ngo\u00e0i, do \u0111\u1eb7c \u0111i\u1ec3m c\u1ea5u tr\u00fac c\u1ee7a pin lithium-ion, m\u00e0ng SEI v\u00e0 ch\u1ea5t \u0111i\u1ec7n ph\u00e2n s\u1ebd c\u00f3 ph\u1ea3n \u1ee9ng ph\u00e2n t\u00edch v\u00e0 c\u00e1c ch\u1ea5t ph\u00e2n t\u00edch c\u1ee7a ch\u1ea5t \u0111i\u1ec7n ph\u00e2n c\u0169ng s\u1ebd ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c \u0111i\u1ec7n c\u1ef1c d\u01b0\u01a1ng v\u00e0 \u00e2m. M\u00e0ng ng\u0103n c\u1ee7a cell s\u1ebd tan ch\u1ea3y \u0111\u1ec3 ph\u00e2n t\u00edch v\u00e0 nhi\u1ec1u ph\u1ea3n \u1ee9ng kh\u00e1c nhau s\u1ebd d\u1eabn \u0111\u1ebfn s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a m\u1ed9t l\u01b0\u1ee3ng nhi\u1ec7t l\u1edbn. S\u1ef1 tan ch\u1ea3y c\u1ee7a m\u00e0ng ng\u0103n d\u1eabn \u0111\u1ebfn \u0111o\u1ea3n m\u1ea1ch b\u00ean trong v\u00e0 gi\u1ea3i ph\u00f3ng n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n l\u00e0m t\u0103ng nhi\u1ec7t \u0111\u1ed9. Vi\u1ec7c s\u1eed d\u1ee5ng ph\u00e1 h\u1ee7y t\u00edch l\u0169y v\u00e0 c\u1ee7ng c\u1ed1 l\u1eabn nhau n\u00e0y s\u1ebd d\u1eabn \u0111\u1ebfn v\u1ee1 l\u1edbp m\u00e0ng ch\u1ed1ng n\u1ed5 c\u1ee7a cell, ch\u1ea5t \u0111i\u1ec7n ph\u00e2n b\u1ecb \u0111\u1ea9y ra, ch\u00e1y v\u00e0 ch\u00e1y.<\/span><\/span><\/p>\n

V\u1ec1 v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft theo hai kh\u00eda c\u1ea1nh: thi\u1ebft k\u1ebf pin v\u00e0 h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin BMS. Theo quan \u0111i\u1ec3m thi\u1ebft k\u1ebf pin, c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n v\u1eadt li\u1ec7u \u0111\u1ec3 b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i s\u1ef1 m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t v\u00e0 ng\u0103n ch\u1eb7n ph\u1ea3n \u1ee9ng m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t; Theo quan \u0111i\u1ec3m qu\u1ea3n l\u00fd pin, c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n c\u00e1c ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 kh\u00e1c nhau c\u00f3 ngh\u0129a l\u00e0 c\u00e1c m\u1ee9c \u0111\u1ed9 an to\u00e0n kh\u00e1c nhau, \u0111\u1ec3 th\u1ef1c hi\u1ec7n b\u00e1o \u0111\u1ed9ng ph\u00e2n c\u1ea5p.<\/span><\/span><\/p>\n

Hi\u1ec7n nay, pin lithium-ion c\u1ee7a xe \u0111i\u1ec7n tr\u00ean th\u1ecb tr\u01b0\u1eddng c\u00f3 ch\u1ee9a h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd nhi\u1ec7t, s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed ho\u1eb7c l\u00e0m m\u00e1t b\u1eb1ng n\u01b0\u1edbc \u0111\u1ec3 t\u1ea3n nhi\u1ec7t cho pin. Ng\u01b0\u1eddi d\u00f9ng c\u00f3 li\u00ean quan n\u00ean b\u1eaft \u0111\u1ea7u t\u1eeb th\u00f3i quen s\u1eed d\u1ee5ng c\u1ee7a m\u00ecnh \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c \u0111\u1ed9ng c\u01a1 nhi\u1ec7t, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1ea3o v\u1ec7 xe kh\u1ecfi \u00e1nh n\u1eafng tr\u1ef1c ti\u1ebfp, kh\u00f4ng \u0111\u1ec3 ch\u1ea5t d\u1ec5 ch\u00e1y trong xe, v.v. \u0111\u1ed3ng th\u1eddi, h\u1ecd n\u00ean lu\u00f4n lu\u00f4n c\u00f3 b\u00ecnh ch\u1eefa ch\u00e1y tr\u00ean xe \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c y\u1ebfu t\u1ed1 t\u1ef1 b\u1ed1c ch\u00e1y. Ngo\u00e0i ra, lu\u00f4n ch\u00fa \u00fd \u0111\u1ebfn th\u00f4ng tin nhi\u1ec7t \u0111\u1ed9 pin tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c m\u00e0n h\u00ecnh \u0111i\u1ec1u khi\u1ec3n trung t\u00e2m. N\u00f3i chung, nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c c\u1ee7a c\u1ee5m pin l\u00e0 t\u1eeb 40 \u2103 \u0111\u1ebfn 50 \u2103, kh\u00f4ng c\u00f3 l\u1ee3i cho vi\u1ec7c s\u1eed d\u1ee5ng pin n\u1ebfu cao h\u01a1n ho\u1eb7c th\u1ea5p h\u01a1n ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 n\u00e0y.<\/span><\/span><\/p>\n

C\u1ea3m \u1ee9ng \u0111i\u1ec7n h\u00f3a<\/span><\/span><\/span><\/h2>\n

T\u1ea1p ch\u1ea5t trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t pin, c\u00e1c h\u1ea1t kim lo\u1ea1i, s\u1ef1 co ng\u00f3t c\u1ee7a qu\u00e1 tr\u00ecnh ph\u00f3ng \u0111i\u1ec7n t\u00edch, s\u1ef1 gi\u1ea3i ph\u00f3ng lithium, v.v. c\u00f3 th\u1ec3 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean trong. Hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean trong n\u00e0y x\u1ea3y ra ch\u1eadm trong m\u1ed9t th\u1eddi gian r\u1ea5t d\u00e0i v\u00e0 ch\u00fang ta kh\u00f4ng bi\u1ebft khi n\u00e0o n\u00f3 s\u1ebd tho\u00e1t kh\u1ecfi s\u1ef1 ki\u1ec3m so\u00e1t nhi\u1ec7t. N\u1ebfu ti\u1ebfn h\u00e0nh th\u00ed nghi\u1ec7m, vi\u1ec7c x\u00e1c minh kh\u00f4ng th\u1ec3 l\u1eb7p l\u1ea1i. Hi\u1ec7n t\u1ea1i, c\u00e1c chuy\u00ean gia tr\u00ean to\u00e0n th\u1ebf gi\u1edbi v\u1eabn ch\u01b0a t\u00ecm ra quy tr\u00ecnh c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean trong do t\u1ea1p ch\u1ea5t g\u00e2y ra v\u00e0 h\u1ecd \u0111\u1ec1u \u0111ang nghi\u00ean c\u1ee9u.<\/span><\/span><\/p>\n

\u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y, tr\u01b0\u1edbc ti\u00ean, c\u1ea3i thi\u1ec7n quy tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 gi\u1ea3m t\u1ea1p ch\u1ea5t trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t pin. \u0110i\u1ec1u n\u00e0y \u0111\u00f2i h\u1ecfi ph\u1ea3i l\u1ef1a ch\u1ecdn c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t pin c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m t\u1ed1t. Th\u1ee9 hai, ph\u1ea3i ti\u1ebfn h\u00e0nh d\u1ef1 \u0111o\u00e1n an to\u00e0n v\u1ec1 hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean trong. Tr\u01b0\u1edbc khi x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t, ph\u1ea3i t\u00ecm ra monome c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean trong. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 ch\u00fang ta ph\u1ea3i t\u00ecm ra c\u00e1c th\u00f4ng s\u1ed1 \u0111\u1eb7c tr\u01b0ng c\u1ee7a monome v\u00e0 ch\u00fang ta c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u b\u1eb1ng t\u00ednh nh\u1ea5t qu\u00e1n. Pin kh\u00f4ng nh\u1ea5t qu\u00e1n v\u00e0 \u0111i\u1ec7n tr\u1edf b\u00ean trong c\u0169ng kh\u00f4ng nh\u1ea5t qu\u00e1n. Ch\u1ec9 c\u1ea7n t\u00ecm ra monome c\u00f3 bi\u1ebfn thi\u00ean \u1edf gi\u1eefa l\u00e0 c\u00f3 th\u1ec3 ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c. Chi ti\u1ebft h\u01a1n, d\u1ea1ng ph\u01b0\u01a1ng tr\u00ecnh c\u1ee7a m\u1ea1ch t\u01b0\u01a1ng \u0111\u01b0\u01a1ng c\u1ee7a pin th\u01b0\u1eddng v\u00e0 m\u1ea1ch t\u01b0\u01a1ng \u0111\u01b0\u01a1ng c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch c\u1ef1c nh\u1ecf th\u1ef1c ch\u1ea5t l\u00e0 gi\u1ed1ng nhau, nh\u01b0ng c\u00e1c th\u00f4ng s\u1ed1 c\u1ee7a monome th\u01b0\u1eddng v\u00e0 monome c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch c\u1ef1c nh\u1ecf \u0111\u00e3 thay \u0111\u1ed5i. C\u00f3 th\u1ec3 nghi\u00ean c\u1ee9u c\u00e1c th\u00f4ng s\u1ed1 n\u00e0y \u0111\u1ec3 th\u1ea5y \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 \u0111\u1eb7c \u0111i\u1ec3m trong bi\u1ebfn thi\u00ean c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean trong.<\/span><\/span><\/p>\n

M\u1ed9t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn c\u00e1c ion lithium \u0111\u01b0\u1ee3c nh\u00fang v\u00e0o \u0111i\u1ec7n c\u1ef1c \u00e2m c\u1ee7a pin \u1edf tr\u1ea1ng th\u00e1i s\u1ea1c \u0111\u1ea7y. Sau khi s\u1ea1c qu\u00e1 m\u1ee9c, k\u1ebft t\u1ee7a lithium x\u1ea3y ra tr\u00ean \u0111i\u1ec7n c\u1ef1c \u00e2m, k\u1ebft tinh kim lo\u1ea1i lithium gi\u1ed1ng nh\u01b0 kim x\u1ea3y ra, \u0111\u00e2m th\u1ee7ng m\u00e0ng ng\u0103n v\u00e0 x\u1ea3y ra \u0111o\u1ea3n m\u1ea1ch. Trong h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin BMS, s\u1ebd c\u00f3 chi\u1ebfn l\u01b0\u1ee3c b\u1ea3o v\u1ec7 qu\u00e1 t\u1ea3i. Khi h\u1ec7 th\u1ed1ng ki\u1ec3m tra th\u1ea5y \u0111i\u1ec7n \u00e1p pin \u0111\u1ea1t \u0111\u1ebfn ng\u01b0\u1ee1ng, n\u00f3 s\u1ebd t\u1eaft m\u1ea1ch s\u1ea1c \u0111\u1ec3 b\u1ea3o v\u1ec7 pin. M\u1eb7c d\u00f9 nh\u00e0 s\u1ea3n xu\u1ea5t s\u1ebd ph\u00e1t hi\u1ec7n hi\u1ec7u su\u1ea5t \u0111i\u1ec7n c\u1ee7a m\u1ed9t s\u1ed1 \u0111o\u00e0n t\u00e0u cho BMS tr\u01b0\u1edbc khi r\u1eddi kh\u1ecfi nh\u00e0 m\u00e1y, nh\u01b0ng \u0111\u1ec3 ng\u0103n ng\u1eeba, ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng n\u00ean s\u1ea1c xe \u0111i\u1ec7n trong th\u1eddi gian d\u00e0i v\u00e0 h\u00e3y ch\u1ecdn thi\u1ebft b\u1ecb s\u1ea1c ch\u00ednh th\u1ee9c \u0111\u1ec3 lo\u1ea1i b\u1ecf nguy c\u01a1 ti\u1ec1m \u1ea9n c\u1ee7a vi\u1ec7c s\u1ea1c qu\u00e1 m\u1ee9c.<\/span><\/span><\/p>\n

Khuy\u1ebfn kh\u00edch c\u01a1 h\u1ecdc v\u00e0 \u0111i\u1ec7n<\/span><\/span><\/span><\/h2>\n

Va ch\u1ea1m l\u00e0 m\u1ed9t c\u00e1ch \u0111i\u1ec3n h\u00ecnh c\u1ee7a s\u1ef1 ti\u1ebfp x\u00fac c\u01a1 h\u1ecdc l\u00e0m n\u00f3ng kh\u00f4ng ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c, t\u1ee9c l\u00e0 h\u01b0 h\u1ecfng pin do tai n\u1ea1n va ch\u1ea1m xe h\u01a1i. Khi pin b\u1ecb h\u1ecfng, c\u0169ng s\u1ebd c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean trong v\u00e0 n\u00f3ng kh\u00f4ng ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c. Tuy nhi\u00ean, hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch n\u00e0y kh\u00e1c v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch do c\u1ea3m \u1ee9ng \u0111i\u1ec7n h\u00f3a g\u00e2y ra. H\u01b0 h\u1ecfng c\u01a1 h\u1ecdc th\u01b0\u1eddng x\u1ea3y ra ngay l\u1eadp t\u1ee9c. T\u01b0\u01a1ng \u1ee9ng v\u1edbi c\u00e1c tai n\u1ea1n \u0111\u1ed9t ng\u1ed9t trong cu\u1ed9c s\u1ed1ng th\u1ef1c, va ch\u1ea1m m\u1ea1nh, l\u1eadt xe v\u00e0 \u0111\u00f9n c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn h\u01b0 h\u1ecfng c\u01a1 h\u1ecdc c\u1ee7a pin trong th\u1eddi gian r\u1ea5t ng\u1eafn.<\/span><\/span><\/p>\n

C\u00e1ch x\u1eed l\u00fd hi\u1ec7n t\u01b0\u1ee3ng n\u00f3ng ti\u1ebfp x\u00fac do va ch\u1ea1m (C\u01a1 h\u1ecdc) ngo\u00e0i t\u1ea7m ki\u1ec3m so\u00e1t l\u00e0 th\u1ef1c hi\u1ec7n t\u1ed1t c\u00f4ng t\u00e1c thi\u1ebft k\u1ebf b\u1ea3o v\u1ec7 an to\u00e0n k\u1ebft c\u1ea5u c\u1ee7a pin. Do \u0111\u00f3, c\u00f3 ba l\u1ed9 tr\u00ecnh thi\u1ebft k\u1ebf nh\u01b0 sau:<\/span><\/span><\/p>\n

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  1. Thi\u1ebft k\u1ebf k\u1ebft c\u1ea5u l\u1eafp r\u00e1p: khung nh\u1ef1a h\u1ed7 tr\u1ee3 + k\u1ebft c\u1ea5u l\u1eafp r\u00e1p \u0111ai th\u00e9p \u0111\u01b0\u1ee3c si\u1ebft ch\u1eb7t tr\u01b0\u1edbc v\u00e0 b\u1ed9 khung c\u00f3 \u0111\u1ed9 b\u1ec1n cao;<\/span><\/span><\/li>\n<\/ol>\n
      \n
    1. Thi\u1ebft k\u1ebf nh\u1eb9 ch\u1ed1ng va ch\u1ea1m: t\u1ed1i \u01b0u h\u00f3a c\u1ea5u tr\u00fac CAE ch\u1ed1ng va ch\u1ea1m; M\u00f4-\u0111un pin \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 b\u1ec1n, tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 v\u00e0 hi\u1ec7u su\u1ea5t nh\u00f3m kh\u1ed1i c\u1ee7a h\u1ec7 th\u1ed1ng v\u1ecf vu\u00f4ng l\u00e0 90%;<\/span><\/span><\/li>\n<\/ol>\n
        \n
      1. C\u00f4ng ngh\u1ec7 \u0111\u1ecbnh v\u1ecb v\u00e0 kh\u00f3a b\u1ed9 pin: s\u1eed d\u1ee5ng c\u01a1 ch\u1ebf t\u1ef1 kh\u00f3a gi\u1edbi h\u1ea1n v\u00e0 c\u01a1 ch\u1ebf kh\u00f3a \u0111\u01a1n \u0111\u1ec3 \u0111\u1ecbnh v\u1ecb v\u00e0 kh\u00f3a ch\u00ednh x\u00e1c b\u1ed9 pin.<\/span><\/span><\/li>\n<\/ol>\n

        M\u1ed9t s\u1ed1 chuy\u00ean gia cho r\u1eb1ng \u1eafc quy xe \u0111i\u1ec7n ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u li\u00ean quan \u0111\u1ebfn hi\u1ec7u su\u1ea5t v\u00e0 an to\u00e0n, v\u00e0 vi\u1ec7c ph\u00e1t hi\u1ec7n v\u00e0 x\u00e1c minh an to\u00e0n ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u an to\u00e0n v\u1ec1 ph\u00e1t hi\u1ec7n nhi\u1ec7t (nguy c\u01a1 nhi\u1ec7t \u0111\u1ed9 cao, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t, kh\u00f4ng c\u00f3 chu k\u1ef3 qu\u1ea3n l\u00fd nhi\u1ec7t, chu k\u1ef3 s\u1ed1c nhi\u1ec7t, kh\u1ea3 n\u0103ng ch\u1ed1ng lan truy\u1ec1n th\u1ee5 \u0111\u1ed9ng), ph\u00e1t hi\u1ec7n \u0111i\u1ec7n (ng\u1eafn m\u1ea1ch, qu\u00e1 t\u1ea3i v\u00e0 x\u1ea3 qu\u00e1 m\u1ee9c) v\u00e0 ph\u00e1t hi\u1ec7n c\u01a1 h\u1ecdc (va \u0111\u1eadp, r\u01a1i, \u0111\u00e2m th\u1ee7ng, l\u0103n, nh\u00fang v\u00e0 nghi\u1ec1n). Tuy nhi\u00ean, \u0111i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 c\u00e1c c\u00f4ng ty s\u1ea3n xu\u1ea5t \u1eafc quy lithium-ion \u0111i\u1ec7n c\u00f3 th\u1ec3 y\u00ean t\u00e2m. An to\u00e0n l\u00e0 v\u00f4 h\u1ea1n v\u00e0 vi\u1ec7c c\u1ea3i thi\u1ec7n an to\u00e0n cho xe \u0111i\u1ec7n \u0111\u00f2i h\u1ecfi s\u1ef1 n\u1ed7 l\u1ef1c chung c\u1ee7a nh\u00e0 n\u01b0\u1edbc, c\u00e1c vi\u1ec7n nghi\u00ean c\u1ee9u khoa h\u1ecdc v\u00e0 to\u00e0n b\u1ed9 chu\u1ed7i c\u00f4ng nghi\u1ec7p \u1eafc quy lithium-ion \u0111i\u1ec7n.<\/span><\/span><\/p>\n

        Trong h\u01a1n 100 n\u0103m l\u1ecbch s\u1eed ph\u00e1t tri\u1ec3n c\u1ee7a xe ch\u1ea1y b\u1eb1ng nhi\u00ean li\u1ec7u, tai n\u1ea1n li\u00ean t\u1ee5c x\u1ea3y ra. S\u1ef1 th\u1ee5t l\u00f9i l\u00e0 quy lu\u1eadt ph\u00e1t tri\u1ec3n c\u1ee7a b\u1ea5t k\u1ef3 th\u1ee9 g\u00ec. Do \u0111\u00f3, \u0111\u1ed1i v\u1edbi m\u1ecdi lo\u1ea1i tai n\u1ea1n, c\u00e1c chu\u1ed7i c\u00f4ng nghi\u1ec7p xe \u0111i\u1ec7n kh\u00f4ng n\u00ean d\u1eebng l\u1ea1i m\u00e0 ph\u1ea3i xem x\u00e9t v\u00e0 c\u1ea3i thi\u1ec7n c\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 thi\u1ebfu s\u00f3t c\u1ee7a ch\u00ednh m\u00ecnh. \u0110\u1ed3ng th\u1eddi, ch\u00fang ta c\u0169ng n\u00ean nh\u1eadn ra r\u1eb1ng y\u00eau c\u1ea7u v\u1ec1 an to\u00e0n c\u1ee7a ng\u01b0\u1eddi ti\u00eau d\u00f9ng l\u00e0 v\u00f4 t\u1eadn v\u00e0 ch\u00fang ta n\u00ean coi an to\u00e0n l\u00e0 \u0111i\u1ec1u ki\u1ec7n ti\u00ean quy\u1ebft \u0111\u1ec3 \u0111\u00e1p \u1ee9ng m\u1ecdi ch\u1ee9c n\u0103ng. DGBELL c\u00f3 th\u1ec3 cung c\u1ea5p <\/span><\/span>M\u00e1y ki\u1ec3m tra s\u1ef1 m\u1ea5t ki\u1ec3m so\u00e1t nhi\u1ec7t<\/span><\/span><\/a> . Ch\u00fang t\u00f4i \u0111\u00e3 tham gia v\u00e0o s\u1ea3n xu\u1ea5t bu\u1ed3ng ki\u1ec3m tra pin h\u01a1n 15 n\u0103m. Ch\u1ec9 c\u1ea7n cho ch\u00fang t\u00f4i bi\u1ebft lo\u1ea1i pin b\u1ea1n c\u1ea7n ki\u1ec3m tra, ch\u00fang t\u00f4i s\u1ebd cung c\u1ea5p cho b\u1ea1n gi\u1ea3i ph\u00e1p ho\u00e0n h\u1ea3o trong v\u00f2ng 12 gi\u1edd.<\/span><\/span><\/p>\n

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

        Nh\u1edd s\u1ef1 quan t\u00e2m n\u1ed3ng nhi\u1ec7t c\u1ee7a n\u0103ng l\u01b0\u1ee3ng m\u1edbi, ng\u00e0nh c\u00f4ng nghi\u1ec7p pin lithium-ion \u0111i\u1ec7n c\u0169ng thu h\u00fat \u0111\u01b0\u1ee3c nhi\u1ec1u s\u1ef1 ch\u00fa \u00fd. Pin lithium-ion \u0111i\u1ec7n l\u00e0 ngu\u1ed3n \u0111i\u1ec7n cho c\u00e1c c\u00f4ng c\u1ee5 cung c\u1ea5p \u0111i\u1ec7n. N\u00f3 ch\u1ee7 y\u1ebfu cung c\u1ea5p \u0111i\u1ec7n cho xe \u0111i\u1ec7n, xe bu\u00fdt \u0111i\u1ec7n, xe \u0111\u1ea1p \u0111i\u1ec7n v\u00e0 xe tham<\/p>\n","protected":false},"author":1,"featured_media":19947,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88],"tags":[],"class_list":["post-19946","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\/19946","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=19946"}],"version-history":[{"count":3,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19946\/revisions"}],"predecessor-version":[{"id":22412,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19946\/revisions\/22412"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media\/19947"}],"wp:attachment":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media?parent=19946"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/categories?post=19946"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/tags?post=19946"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}