{"id":19952,"date":"2021-08-12T07:18:00","date_gmt":"2021-08-12T07:18:00","guid":{"rendered":"http:\/\/dgbellvietnam.com\/studying-on-failure-mode-of-power-lithium-ion-battery-system-part-1\/"},"modified":"2024-11-15T15:02:40","modified_gmt":"2024-11-15T08:02:40","slug":"studying-on-failure-mode-of-power-lithium-ion-battery-system-part-1","status":"publish","type":"post","link":"https:\/\/dgbellvietnam.com\/en\/studying-on-failure-mode-of-power-lithium-ion-battery-system-part-1\/","title":{"rendered":"Nghi\u00ean c\u1ee9u ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c c\u1ee7a h\u1ec7 th\u1ed1ng pin lithium-ion ngu\u1ed3n (Ph\u1ea7n 1)"},"content":{"rendered":"
\n

B\u00e0i b\u00e1o n\u00e0y ph\u00e2n t\u00edch nghi\u00ean c\u1ee9u v\u1ec1 ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c c\u1ee7a h\u1ec7 th\u1ed1ng pin lithium-ion c\u00f4ng su\u1ea5t c\u00f3 \u00fd ngh\u0129a to l\u1edbn trong vi\u1ec7c c\u1ea3i thi\u1ec7n tu\u1ed5i th\u1ecd pin, \u0111\u1ed9 an to\u00e0n v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a xe \u0111i\u1ec7n v\u00e0 gi\u1ea3m chi ph\u00ed d\u1ecbch v\u1ee5 c\u1ee7a xe \u0111i\u1ec7n. Nhi\u1ec1u ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c kh\u00e1c nhau \u0111\u01b0\u1ee3c xem x\u00e9t trong thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng pin lithium-ion c\u00f4ng su\u1ea5t \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 an to\u00e0n c\u1ee7a pin lithium-ion c\u00f4ng su\u1ea5t.<\/span><\/span><\/p>\n

H\u1ec7 th\u1ed1ng pin lithium-ion \u0111i\u1ec7n th\u01b0\u1eddng bao g\u1ed3m cell, h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin v\u00e0 h\u1ec7 th\u1ed1ng g\u00f3i, bao g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n ch\u1ee9c n\u0103ng, d\u00e2y n\u1ecbt, b\u1ed9 ph\u1eadn c\u1ea5u tr\u00fac v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n li\u00ean quan kh\u00e1c. C\u00e1c ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c c\u1ee7a h\u1ec7 th\u1ed1ng pin lithium-ion \u0111i\u1ec7n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh ba c\u1ea5p \u0111\u1ed9 kh\u00e1c nhau, c\u1ee5 th\u1ec3 l\u00e0 ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c cell, ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin v\u00e0 ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c t\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng g\u00f3i.<\/span><\/span><\/p>\n

Ch\u1ebf \u0111\u1ed9 l\u1ed7i t\u1ebf b\u00e0o<\/span><\/span><\/strong><\/span><\/h1>\n

C\u00e1c ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c c\u1ee7a cell c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c an to\u00e0n v\u00e0 ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c kh\u00f4ng an to\u00e0n. C\u00e1c \u0111i\u1ec3m sau \u0111\u00e2y l\u00e0 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi s\u1ef1 h\u1ecfng h\u00f3c an to\u00e0n c\u1ee7a cell:<\/span><\/span><\/p>\n

1.Ch\u1eadp m\u1ea1ch gi\u1eefa \u0111i\u1ec7n c\u1ef1c d\u01b0\u01a1ng v\u00e0 \u0111i\u1ec7n c\u1ef1c \u00e2m b\u00ean trong pin:<\/span><\/span><\/p>\n

Pin b\u1ecb \u0111o\u1ea3n m\u1ea1ch l\u00e0 do b\u00ean trong cell g\u00e2y ra. C\u00f3 nhi\u1ec1u nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch trong pin, c\u00f3 th\u1ec3 l\u00e0 do l\u1ed7i trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd cell ho\u1eb7c do cell b\u1ecb bi\u1ebfn d\u1ea1ng do rung \u0111\u1ed9ng l\u00e2u d\u00e0i v\u00e0 t\u00e1c \u0111\u1ed9ng b\u00ean ngo\u00e0i. M\u1ed9t khi x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean trong nghi\u00eam tr\u1ecdng, kh\u00f4ng th\u1ec3 d\u1eebng \u0111i\u1ec1u khi\u1ec3n, kh\u00f4ng th\u1ec3 s\u1eed d\u1ee5ng b\u1ea3o hi\u1ec3m b\u00ean ngo\u00e0i, ch\u1eafc ch\u1eafn s\u1ebd x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng kh\u00f3i ho\u1eb7c ch\u00e1y.<\/span><\/span><\/p>\n

Trong tr\u01b0\u1eddng h\u1ee3p nh\u01b0 v\u1eady, t\u1ea5t c\u1ea3 nh\u1eefng g\u00ec ch\u00fang ta c\u00f3 th\u1ec3 l\u00e0m l\u00e0 th\u00f4ng b\u00e1o cho nh\u00e2n vi\u00ean tr\u00ean t\u00e0u tho\u00e1t hi\u1ec3m ngay t\u1eeb \u0111\u1ea7u. \u0110\u1ed1i v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean trong c\u1ee7a pin, cho \u0111\u1ebfn nay, nh\u00e0 s\u1ea3n xu\u1ea5t pin v\u1eabn ch\u01b0a c\u00f3 ph\u01b0\u01a1ng ph\u00e1p n\u00e0o \u0111\u1ec3 s\u00e0ng l\u1ecdc 100% c\u00e1c cell c\u00f3 th\u1ec3 b\u1ecb \u0111o\u1ea3n m\u1ea1ch b\u00ean trong khi xu\u1ea5t x\u01b0\u1edfng, v\u00e0 ch\u1ec9 c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u1ee7 c\u00e1c th\u1eed nghi\u1ec7m \u1edf giai \u0111o\u1ea1n sau \u0111\u1ec3 gi\u1ea3m kh\u1ea3 n\u0103ng x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean trong.<\/span><\/span><\/p>\n

2.R\u00f2 r\u1ec9 t\u1ebf b\u00e0o:<\/span><\/span><\/p>\n

\u0110\u00e2y l\u00e0 ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c r\u1ea5t nguy hi\u1ec3m v\u00e0 \u00edt khi x\u1ea3y ra. Nhi\u1ec1u v\u1ee5 ch\u00e1y xe \u0111i\u1ec7n l\u00e0 do r\u00f2 r\u1ec9 pin. Nguy\u00ean nh\u00e2n g\u00e2y r\u00f2 r\u1ec9 pin l\u00e0: h\u01b0 h\u1ecfng do t\u00e1c \u0111\u1ed9ng b\u00ean ngo\u00e0i; C\u1ea5u tr\u00fac gio\u0103ng b\u1ecb h\u01b0 h\u1ecfng do va ch\u1ea1m v\u00e0 l\u1eafp \u0111\u1eb7t kh\u00f4ng \u0111\u00fang ti\u00eau chu\u1ea9n; Nguy\u00ean nh\u00e2n s\u1ea3n xu\u1ea5t: hi\u1ec7u su\u1ea5t gio\u0103ng k\u00e9m do l\u1ed7i h\u00e0n v\u00e0 l\u01b0\u1ee3ng keo gio\u0103ng kh\u00f4ng \u0111\u1ee7.<\/span><\/span><\/p>\n

Sau khi pin b\u1ecb r\u00f2 r\u1ec9, l\u1edbp c\u00e1ch \u0111i\u1ec7n c\u1ee7a to\u00e0n b\u1ed9 c\u1ee5m pin b\u1ecb h\u1ecfng, v\u00e0 l\u1ed7i c\u00e1ch \u0111i\u1ec7n m\u1ed9t \u0111i\u1ec3m kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1 l\u1edbn. N\u1ebfu c\u00f3 hai ho\u1eb7c nhi\u1ec1u l\u1ed7i c\u00e1ch \u0111i\u1ec7n, s\u1ebd x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean ngo\u00e0i. T\u1eeb vi\u1ec7c s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf, so v\u1edbi cell v\u1ecf nh\u1ef1a, monome v\u1ecf kim lo\u1ea1i d\u1ec5 b\u1ecb r\u00f2 r\u1ec9 ch\u1ea5t l\u1ecfng h\u01a1n, d\u1eabn \u0111\u1ebfn l\u1ed7i c\u00e1ch \u0111i\u1ec7n.<\/span><\/span><\/p>\n

3. S\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a c\u1ef1c \u00e2m pin Lithium:<\/span><\/span><\/p>\n

S\u1eed d\u1ee5ng pin kh\u00f4ng \u0111\u00fang c\u00e1ch, s\u1ea1c qu\u00e1 m\u1ee9c, s\u1ea1c \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p v\u00e0 s\u1ea1c \u1edf d\u00f2ng \u0111i\u1ec7n cao s\u1ebd d\u1eabn \u0111\u1ebfn s\u1ef1 tho\u00e1t ra c\u1ee7a lithium t\u1eeb c\u1ef1c \u00e2m c\u1ee7a pin. Pin lithium s\u1eaft phosphate ho\u1eb7c pin ba th\u00e0nh ph\u1ea7n do h\u1ea7u h\u1ebft c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t trong n\u01b0\u1edbc x\u1eed l\u00fd s\u1ebd ph\u00e2n h\u1ee7y lithium khi s\u1ea1c d\u01b0\u1edbi 0 \u2103. Tr\u00ean 0 \u2103, ch\u00fang ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1ea1c b\u1eb1ng d\u00f2ng \u0111i\u1ec7n nh\u1ecf theo \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a cell. Sau khi k\u1ebft t\u1ee7a lithium t\u1eeb c\u1ef1c \u00e2m, kim lo\u1ea1i lithium kh\u00f4ng th\u1ec3 b\u1ecb kh\u1eed, d\u1eabn \u0111\u1ebfn suy gi\u1ea3m dung l\u01b0\u1ee3ng pin kh\u00f4ng th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c. K\u1ebft t\u1ee7a lithium \u0111\u1ea1t \u0111\u1ebfn m\u1ed9t m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng nh\u1ea5t \u0111\u1ecbnh, h\u00ecnh th\u00e0nh c\u00e1c dendrite lithium, xuy\u00ean th\u1ee7ng m\u00e0ng ng\u0103n v\u00e0 g\u00e2y ra \u0111o\u1ea3n m\u1ea1ch b\u00ean trong. Do \u0111\u00f3, pin lithium-ion c\u00f4ng su\u1ea5t kh\u00f4ng n\u00ean \u0111\u01b0\u1ee3c s\u1ea1c \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p.<\/span><\/span><\/p>\n

4. S\u1ef1 ph\u1ed3ng l\u00ean c\u1ee7a t\u1ebf b\u00e0o:<\/span><\/span><\/p>\n

C\u00f3 nhi\u1ec1u l\u00fd do g\u00e2y ra t\u00ecnh tr\u1ea1ng \u0111\u1ea7y h\u01a1i. L\u00fd do quan tr\u1ecdng nh\u1ea5t l\u00e0 kh\u00ed x\u1ea3y ra do ph\u1ea3n \u1ee9ng ph\u1ee5 b\u00ean trong pin. Ph\u1ea3n \u1ee9ng ph\u1ee5 \u0111i\u1ec3n h\u00ecnh nh\u1ea5t l\u00e0 v\u1edbi n\u01b0\u1edbc. C\u00f3 th\u1ec3 ng\u0103n ng\u1eeba t\u00ecnh tr\u1ea1ng \u0111\u1ea7y h\u01a1i b\u1eb1ng c\u00e1ch ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd \u0111\u1ed9 \u1ea9m trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd pin. Trong tr\u01b0\u1eddng h\u1ee3p pin b\u1ecb ph\u1ed3ng, ch\u1ea5t l\u1ecfng s\u1ebd b\u1ecb r\u00f2 r\u1ec9.<\/span><\/span><\/p>\n

S\u1ef1 c\u1ed1 kh\u00f4ng an to\u00e0n c\u1ee7a cell ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t d\u1ecbch v\u1ee5. Nh\u1eefng \u0111i\u1ec3m sau \u0111\u00e2y l\u00e0 quan tr\u1ecdng:<\/span><\/span><\/span><\/h2>\n

1. \u0110\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a n\u0103ng l\u1ef1c k\u00e9m:<\/span><\/span><\/p>\n

S\u1ef1 kh\u00f4ng nh\u1ea5t qu\u00e1n c\u1ee7a pin lithium-ion th\u01b0\u1eddng \u0111\u1ec1 c\u1eadp \u0111\u1ebfn s\u1ef1 ch\u00eanh l\u1ec7ch dung l\u01b0\u1ee3ng c\u00f2n l\u1ea1i v\u00e0 ch\u00eanh l\u1ec7ch \u0111i\u1ec7n \u00e1p c\u1ee7a pin trong m\u1ed9t nh\u00f3m pin qu\u00e1 l\u1edbn, d\u1eabn \u0111\u1ebfn s\u1ef1 suy gi\u1ea3m \u0111\u1ed9 b\u1ec1n c\u1ee7a pin. C\u00f3 nhi\u1ec1u l\u00fd do khi\u1ebfn s\u1ef1 kh\u00f4ng nh\u1ea5t qu\u00e1n gi\u1eefa c\u00e1c lo\u1ea1i pin k\u00e9m, bao g\u1ed3m quy tr\u00ecnh ch\u1ebf bi\u1ebfn v\u00e0 s\u1ea3n xu\u1ea5t pin, th\u1eddi gian l\u01b0u tr\u1eef pin, ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh s\u1ea1c v\u00e0 x\u1ea3 c\u1ee7a b\u1ed9 pin, d\u00f2ng \u0111i\u1ec7n s\u1ea1c v\u00e0 x\u1ea3, v.v.<\/span><\/span><\/p>\n

Hi\u1ec7n nay, gi\u1ea3i ph\u00e1p then ch\u1ed1t l\u00e0 n\u00e2ng cao m\u1ee9c \u0111\u1ed9 ki\u1ec3m so\u00e1t c\u1ee7a quy tr\u00ecnh ch\u1ebf bi\u1ebfn v\u00e0 s\u1ea3n xu\u1ea5t pin, \u0111\u1ea3m b\u1ea3o t\u00ednh \u0111\u1ed3ng nh\u1ea5t c\u1ee7a pin c\u00e0ng xa m\u1ee9c \u0111\u1ed9 ch\u1ebf bi\u1ebfn c\u00e0ng t\u1ed1t v\u00e0 s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t l\u00f4 pin \u0111\u1ec3 gh\u00e9p n\u1ed1i. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ecbnh, nh\u01b0ng kh\u00f4ng th\u1ec3 ch\u1eefa kh\u1ecfi. V\u1ea5n \u0111\u1ec1 v\u1ec1 t\u00ednh \u0111\u1ed3ng nh\u1ea5t c\u1ee7a pin k\u00e9m s\u1ebd x\u1ea3y ra sau khi s\u1eed d\u1ee5ng trong m\u1ed9t th\u1eddi gian. Sau khi pin kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t, n\u1ebfu kh\u00f4ng th\u1ec3 gi\u1ea3i quy\u1ebft k\u1ecbp th\u1eddi, v\u1ea5n \u0111\u1ec1 s\u1ebd tr\u1edf n\u00ean nghi\u00eam tr\u1ecdng h\u01a1n v\u00e0 th\u1eadm ch\u00ed nguy hi\u1ec3m.<\/span><\/span><\/p>\n

2. T\u1ef1 x\u1ea3 qu\u00e1 m\u1ee9c:<\/span><\/span><\/p>\n

Ph\u1ea3n \u1ee9ng kh\u00f4ng th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c do vi m\u1ea1ch g\u00e2y ra b\u1edfi t\u1ea1p ch\u1ea5t trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t pin l\u00e0 l\u00fd do quan tr\u1ecdng nh\u1ea5t khi\u1ebfn pin t\u1ef1 x\u1ea3 l\u1edbn. \u1ede h\u1ea7u h\u1ebft c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t pin, gi\u1edd t\u1ef1 x\u1ea3 c\u1ee7a pin c\u00f3 th\u1ec3 b\u1ecf qua. Do ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng trong qu\u00e1 tr\u00ecnh s\u1ea1c, x\u1ea3 v\u00e0 c\u1ea5t gi\u1eef pin l\u00e2u d\u00e0i, pin c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng t\u1ef1 x\u1ea3 l\u1edbn, l\u00e0m gi\u1ea3m c\u00f4ng su\u1ea5t pin, hi\u1ec7u su\u1ea5t th\u1ea5p v\u00e0 kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c nhu c\u1ea7u s\u1eed d\u1ee5ng.<\/span><\/span><\/p>\n

3.Gi\u1ea3m kh\u1ea3 n\u0103ng x\u1ea3 \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p:<\/span><\/span><\/p>\n

Khi nhi\u1ec7t \u0111\u1ed9 gi\u1ea3m, hi\u1ec7u su\u1ea5t \u0111i\u1ec7n ph\u00e2n \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p k\u00e9m, s\u1ef1 tham gia v\u00e0o ph\u1ea3n \u1ee9ng kh\u00f4ng \u0111\u1ee7, \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a \u0111i\u1ec7n ph\u00e2n gi\u1ea3m, d\u1eabn \u0111\u1ebfn \u0111i\u1ec7n tr\u1edf c\u1ee7a pin t\u0103ng, n\u1ec1n t\u1ea3ng \u0111i\u1ec7n \u00e1p gi\u1ea3m v\u00e0 dung l\u01b0\u1ee3ng gi\u1ea3m. Hi\u1ec7n t\u1ea1i, dung l\u01b0\u1ee3ng x\u1ea3 c\u1ee7a pin c\u1ee7a c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t kh\u00e1c nhau \u1edf – 20 \u2103 v\u1ec1 c\u01a1 b\u1ea3n l\u00e0 70% ~ 75% dung l\u01b0\u1ee3ng \u0111\u1ecbnh m\u1ee9c. \u1ede nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, dung l\u01b0\u1ee3ng x\u1ea3 c\u1ee7a pin gi\u1ea3m v\u00e0 hi\u1ec7u su\u1ea5t x\u1ea3 k\u00e9m, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t d\u1ecbch v\u1ee5 v\u00e0 ph\u1ea1m vi l\u00e1i xe c\u1ee7a xe \u0111i\u1ec7n.<\/span><\/span><\/p>\n

4. Gi\u1ea3m dung l\u01b0\u1ee3ng pin:<\/span><\/span><\/p>\n

S\u1ef1 suy gi\u1ea3m dung l\u01b0\u1ee3ng pin ch\u1ee7 y\u1ebfu \u0111\u1ebfn t\u1eeb vi\u1ec7c m\u1ea5t ion lithium ho\u1ea1t \u0111\u1ed9ng v\u00e0 m\u1ea5t v\u1eadt li\u1ec7u ho\u1ea1t \u0111\u1ed9ng \u0111i\u1ec7n c\u1ef1c. T\u00ednh \u0111\u1ec1u \u0111\u1eb7n c\u1ee7a c\u1ea5u tr\u00fac l\u1edbp c\u1ee7a v\u1eadt li\u1ec7u ho\u1ea1t \u0111\u1ed9ng d\u01b0\u01a1ng gi\u1ea3m, m\u00e0ng th\u1ee5 \u0111\u1ed9ng \u0111\u01b0\u1ee3c l\u1eafng \u0111\u1ecdng tr\u00ean v\u1eadt li\u1ec7u ho\u1ea1t \u0111\u1ed9ng \u00e2m, m\u1ee9c \u0111\u1ed9 than h\u00f3a gi\u1ea3m v\u00e0 \u0111\u1ed9 x\u1ed1p c\u1ee7a m\u00e0ng ng\u0103n gi\u1ea3m, d\u1eabn \u0111\u1ebfn tr\u1edf kh\u00e1ng truy\u1ec1n \u0111i\u1ec7n t\u00edch c\u1ee7a pin t\u0103ng l\u00ean. Kh\u1ea3 n\u0103ng xen k\u1ebd gi\u1ea3m, d\u1eabn \u0111\u1ebfn m\u1ea5t dung l\u01b0\u1ee3ng.<\/span><\/span><\/p>\n

S\u1ef1 suy gi\u1ea3m dung l\u01b0\u1ee3ng pin l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 kh\u00f4ng ng\u1edd t\u1edbi c\u1ee7a pin. Tuy nhi\u00ean, hi\u1ec7n nay, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t pin tr\u01b0\u1edbc ti\u00ean n\u00ean x\u1eed l\u00fd l\u1ed7i an to\u00e0n tr\u01b0\u1edbc \u0111\u00f3 v\u00e0 t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a pin, sau \u0111\u00f3 xem x\u00e9t k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd chu k\u1ef3 c\u1ee7a pin tr\u00ean c\u01a1 s\u1edf n\u00e0y.<\/span><\/span><\/p>\n

GDBELL<\/span><\/span><\/a> c\u00f3 h\u01a1n 15 n\u0103m kinh nghi\u1ec7m trong s\u1ea3n xu\u1ea5t m\u00e1y ki\u1ec3m tra pin lithium. Ch\u00fang t\u00f4i c\u00f3 nhi\u1ec1u s\u1ea3n ph\u1ea9m \u0111\u1ec3 <\/span><\/span>ki\u1ec3m tra pin lithium<\/span><\/span><\/a> . V\u00ed d\u1ee5, bu\u1ed3ng ki\u1ec3m tra nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 th\u1ea5p, m\u00e1y ki\u1ec3m tra \u0111\u1ed9 \u0111\u00e2m th\u1ee7ng \u0111inh nghi\u1ec1n pin v\u00e0 bu\u1ed3ng ki\u1ec3m tra ng\u1eafn m\u1ea1ch, v.v. H\u00e3y cho ch\u00fang t\u00f4i bi\u1ebft n\u1ebfu b\u1ea1n \u0111ang t\u00ecm thi\u1ebft b\u1ecb \u0111\u1ec3 ki\u1ec3m tra pin lithium c\u1ee7a m\u00ecnh.<\/span><\/span><\/p>\n

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

B\u00e0i b\u00e1o n\u00e0y ph\u00e2n t\u00edch nghi\u00ean c\u1ee9u v\u1ec1 ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c c\u1ee7a h\u1ec7 th\u1ed1ng pin lithium-ion c\u00f4ng su\u1ea5t c\u00f3 \u00fd ngh\u0129a to l\u1edbn trong vi\u1ec7c c\u1ea3i thi\u1ec7n tu\u1ed5i th\u1ecd pin, \u0111\u1ed9 an to\u00e0n v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a xe \u0111i\u1ec7n v\u00e0 gi\u1ea3m chi ph\u00ed d\u1ecbch v\u1ee5 c\u1ee7a xe \u0111i\u1ec7n. Nhi\u1ec1u ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c<\/p>\n","protected":false},"author":1,"featured_media":19953,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88],"tags":[],"class_list":["post-19952","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\/19952","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=19952"}],"version-history":[{"count":1,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19952\/revisions"}],"predecessor-version":[{"id":22414,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19952\/revisions\/22414"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media\/19953"}],"wp:attachment":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media?parent=19952"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/categories?post=19952"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/tags?post=19952"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}