{"id":19857,"date":"2022-03-03T09:32:37","date_gmt":"2022-03-03T09:32:37","guid":{"rendered":"http:\/\/dgbellvietnam.com\/lithium-ion-battery-test-standards\/"},"modified":"2024-10-25T15:18:44","modified_gmt":"2024-10-25T08:18:44","slug":"lithium-ion-battery-test-standards","status":"publish","type":"post","link":"https:\/\/dgbellvietnam.com\/en\/lithium-ion-battery-test-standards\/","title":{"rendered":"C\u00e1c ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m pin Lithium-ion"},"content":{"rendered":"
\n

Ng\u00e0y c\u00e0ng c\u00f3 nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p thu h\u1ed3i s\u1ea3n ph\u1ea9m pin lithium-ion do v\u1ea5n \u0111\u1ec1 an to\u00e0n. Ho\u1ea1t \u0111\u1ed9ng v\u00e0 m\u1eadt \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng cao c\u1ee7a Li s\u1ebd mang l\u1ea1i nh\u1eefng v\u1ea5n \u0111\u1ec1 l\u1edbn cho s\u1ef1 an to\u00e0n c\u1ee7a pin lithium-ion. Hi\u1ec7n nay, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p s\u00e0ng l\u1ecdc, ki\u1ec3m tra v\u00e0 ti\u00eau chu\u1ea9n v\u1ec1 hi\u1ec7u su\u1ea5t an to\u00e0n c\u1ee7a pin lithium-ion, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c m\u1ed1i nguy hi\u1ec3m an to\u00e0n ti\u1ec1m \u1ea9n do m\u1ed9t s\u1ed1 khi\u1ebfm khuy\u1ebft c\u1ea5u tr\u00fac vi m\u00f4 ti\u1ec1m \u1ea9n, t\u1ee5t h\u1eadu so v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7 pin lithium-ion v\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 v\u00e0 h\u1ec7 th\u1ed1ng \u0111\u00e1nh gi\u00e1 v\u1eabn ch\u01b0a \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c c\u00e1c y\u00eau c\u1ea7u \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t an to\u00e0n c\u1ee7a pin lithium-ion. Theo quan \u0111i\u1ec3m n\u00e0y, b\u00e0i b\u00e1o n\u00e0y t\u00f3m t\u1eaft v\u00e0 ph\u00e2n t\u00edch m\u1ed9t s\u1ed1 ti\u00eau chu\u1ea9n ti\u00eau bi\u1ec3u.<\/span><\/span><\/p>\n

1. Gi\u1edbi thi\u1ec7u v\u1ec1 ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m hi\u1ec7u su\u1ea5t an to\u00e0n pin<\/span><\/span><\/strong><\/span><\/h1>\n

Hi\u1ec7n nay, ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i l\u00e0 ti\u00eau chu\u1ea9n pin lithium ion c\u1ee7a \u1ee6y ban K\u1ef9 thu\u1eadt \u0110i\u1ec7n qu\u1ed1c t\u1ebf ( <\/span><\/span>IEC<\/span><\/span><\/a> ). Theo nhu c\u1ea7u ri\u00eang c\u1ee7a m\u00ecnh, Hi\u1ec7p h\u1ed9i V\u1eadn t\u1ea3i H\u00e0ng kh\u00f4ng Qu\u1ed1c t\u1ebf (IATA), \u1ee6y ban Chuy\u00ean gia Li\u00ean h\u1ee3p qu\u1ed1c v\u1ec1 v\u1eadn chuy\u1ec3n h\u00e0ng nguy hi\u1ec3m v\u00e0 T\u1ed5 ch\u1ee9c H\u00e0ng kh\u00f4ng D\u00e2n d\u1ee5ng Qu\u1ed1c t\u1ebf (ICAO) c\u0169ng \u0111\u00e3 x\u00e2y d\u1ef1ng c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n v\u1eadn chuy\u1ec3n pin lithium-ion c\u00f3 li\u00ean quan v\u00e0 \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i. Ngo\u00e0i ra, c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n cho pin lithium-ion do m\u1ed9t s\u1ed1 qu\u1ed1c gia v\u00e0 t\u1ed5 ch\u1ee9c x\u00e2y d\u1ef1ng, ch\u1eb3ng h\u1ea1n nh\u01b0 Ph\u00f2ng th\u00ed nghi\u1ec7m B\u1ea3o hi\u1ec3m (UL), Vi\u1ec7n K\u1ef9 s\u01b0 \u0110i\u1ec7n v\u00e0 \u0110i\u1ec7n t\u1eed Hoa K\u1ef3 (IEEE) v\u00e0 C\u1ee5c Ti\u00eau chu\u1ea9n Qu\u1ed1c gia Nh\u1eadt B\u1ea3n (JIS), c\u0169ng c\u00f3 t\u00e1c \u0111\u1ed9ng r\u1ed9ng r\u00e3i. C\u00e1c m\u1ee5c th\u1eed nghi\u1ec7m c\u1ee7a c\u00e1c ti\u00eau chu\u1ea9n n\u00e0y t\u01b0\u01a1ng t\u1ef1 nhau, nh\u01b0ng c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m th\u00ec kh\u00e1c nhau.<\/span><\/span><\/p>\n

C\u00f3 b\u1ed1n ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i v\u00e0 c\u00f3 ph\u1ea1m vi \u1ea3nh h\u01b0\u1edfng r\u1ed9ng. S\u1ed5 tay th\u1eed nghi\u1ec7m v\u00e0 ti\u00eau chu\u1ea9n c\u1ee7a Li\u00ean h\u1ee3p qu\u1ed1c ( <\/span><\/span>UN 38.3<\/span><\/span><\/a> ) v\u1ec1 v\u1eadn chuy\u1ec3n h\u00e0ng h\u00f3a nguy hi\u1ec3m v\u00e0 IEC62281:2012 \u201cAn to\u00e0n c\u1ee7a pin lithium ch\u00ednh v\u00e0 b\u1ed9 pin v\u00e0 pin lithium v\u00e0 b\u1ed9 pin trong v\u1eadn chuy\u1ec3n\u201d \u0111\u1ec1u t\u1eadp trung v\u00e0o th\u1eed nghi\u1ec7m an to\u00e0n v\u00e0 c\u00e1c y\u00eau c\u1ea7u an to\u00e0n c\u1ee7a pin lithium-ion trong v\u1eadn chuy\u1ec3n, ch\u1ee7 y\u1ebfu h\u01b0\u1edbng \u0111\u1ebfn th\u1eed nghi\u1ec7m m\u00f4 ph\u1ecfng m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i v\u00e0 rung \u0111\u1ed9ng c\u01a1 h\u1ecdc c\u1ee7a pin lithium-ion trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n, bao g\u1ed3m 8 y\u00eau c\u1ea7u m\u00f4 ph\u1ecfng cao v\u1ec1 th\u1eed nghi\u1ec7m nhi\u1ec7t \u0111\u1ed9, rung \u0111\u1ed9ng, va \u0111\u1eadp, ng\u1eafn m\u1ea1ch b\u00ean ngo\u00e0i, va \u0111\u1eadp, qu\u00e1 t\u1ea3i v\u00e0 ph\u00f3ng \u0111i\u1ec7n c\u01b0\u1ee1ng b\u1ee9c. Trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m, pin ph\u1ea3i \u0111\u1ea3m b\u1ea3o r\u1eb1ng g\u00f3i h\u00e0ng kh\u00f4ng b\u1ecb r\u01a1i ra, bi\u1ebfn d\u1ea1ng, m\u1ea5t kh\u1ed1i l\u01b0\u1ee3ng, r\u00f2 r\u1ec9, ph\u00f3ng \u0111i\u1ec7n, ng\u1eafn m\u1ea1ch, v\u1ee1, n\u1ed5 v\u00e0 ch\u00e1y.<\/span><\/span><\/p>\n

Pin lithium UL1642<\/span><\/span><\/a> :2009 \u00e1p d\u1ee5ng cho pin lithium ch\u00ednh (kh\u00f4ng s\u1ea1c l\u1ea1i \u0111\u01b0\u1ee3c) v\u00e0 pin lithium ph\u1ee5 (c\u00f3 th\u1ec3 s\u1ea1c l\u1ea1i \u0111\u01b0\u1ee3c) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ngu\u1ed3n \u0111i\u1ec7n trong s\u1ea3n ph\u1ea9m. M\u1ee5c \u0111\u00edch c\u1ee7a ti\u00eau chu\u1ea9n l\u00e0 gi\u1ea3m nguy c\u01a1 \u0111\u00e1nh l\u1eeda ho\u1eb7c n\u1ed5 pin lithium trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng s\u1ea3n ph\u1ea9m. Th\u1eed nghi\u1ec7m hi\u1ec7u su\u1ea5t \u0111i\u1ec7n c\u1ee7a pin trong ti\u00eau chu\u1ea9n bao g\u1ed3m th\u1eed nghi\u1ec7m ng\u1eafn m\u1ea1ch, th\u1eed nghi\u1ec7m s\u1ea1c b\u1ea5t th\u01b0\u1eddng v\u00e0 th\u1eed nghi\u1ec7m ph\u00f3ng \u0111i\u1ec7n c\u01b0\u1ee1ng b\u1ee9c; Th\u1eed nghi\u1ec7m rung, th\u1eed nghi\u1ec7m va \u0111\u1eadp v\u00e0 th\u1eed nghi\u1ec7m c\u01a1 h\u1ecdc; Th\u1eed nghi\u1ec7m m\u00f4i tr\u01b0\u1eddng bao g\u1ed3m th\u1eed nghi\u1ec7m chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9 l\u1ea1m d\u1ee5ng nhi\u1ec7t, th\u1eed nghi\u1ec7m m\u00f4 ph\u1ecfng \u0111\u1ed9 cao v\u00e0 th\u1eed nghi\u1ec7m \u0111\u1ea1n. Th\u1eed nghi\u1ec7m y\u00eau c\u1ea7u pin \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m kh\u00f4ng \u0111\u01b0\u1ee3c ch\u00e1y, n\u1ed5, r\u00f2 r\u1ec9 ch\u1ea5t l\u1ecfng, kh\u00ed th\u1ea3i v\u00e0 qu\u00e1 tr\u00ecnh \u0111\u1ed1t ch\u00e1y trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m v\u00e0 bao b\u00ec kh\u00f4ng \u0111\u01b0\u1ee3c v\u1ee1.<\/span><\/span><\/p>\n

Ti\u00eau chu\u1ea9n IEEE1625:2008 cho pin s\u1ea1c cho m\u00e1y t\u00ednh x\u00e1ch tay v\u00e0 ti\u00eau chu\u1ea9n IEEE1725:2006 cho pin s\u1ea1c cho \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng ch\u1ee7 y\u1ebfu thi\u1ebft l\u1eadp c\u00e1c h\u01b0\u1edbng d\u1eabn th\u1ed1ng nh\u1ea5t cho vi\u1ec7c thi\u1ebft k\u1ebf, s\u1ea3n xu\u1ea5t v\u00e0 ph\u00e1t tri\u1ec3n pin cho m\u00e1y t\u00ednh x\u00e1ch tay v\u00e0 \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng, ch\u1ee7 y\u1ebfu li\u00ean quan \u0111\u1ebfn \u0111i\u1ec7n t\u1eed, c\u1ea5u tr\u00fac v\u1eadt l\u00fd, th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc, quy tr\u00ecnh x\u1eed l\u00fd Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 c\u00f4ng ngh\u1ec7 \u0111\u00f3ng g\u00f3i. So v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n pin kh\u00e1c, th\u01b0\u1eddng ch\u00fa \u00fd \u0111\u1ebfn pin ho\u1eb7c b\u1ed9 pin, c\u00e1c ti\u00eau chu\u1ea9n tr\u00ean xem x\u00e9t to\u00e0n di\u1ec7n c\u00e1c kh\u00eda c\u1ea1nh c\u1ee7a cell, pin, n\u00fat ch\u1ee7, ph\u1ee5 ki\u1ec7n ngu\u1ed3n, ng\u01b0\u1eddi ti\u00eau d\u00f9ng v\u00e0 m\u00f4i tr\u01b0\u1eddng. Hai ti\u00eau chu\u1ea9n n\u00e0y t\u1eadp trung v\u00e0o qu\u00e1 tr\u00ecnh thi\u1ebft k\u1ebf v\u00e0 s\u1ea3n xu\u1ea5t, v\u00e0 kh\u00f4ng li\u00ean quan nhi\u1ec1u \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng pin sau n\u00e0y, \u0111\u1eb7c bi\u1ec7t l\u00e0 t\u00ednh an to\u00e0n.<\/span><\/span><\/p>\n

2. T\u1eadp trung ph\u00e2n t\u00edch c\u00e1c ti\u00eau chu\u1ea9n hi\u1ec7n h\u00e0nh<\/span><\/span><\/strong><\/span><\/h1>\n

C\u00e1c ti\u00eau chu\u1ea9n ch\u00ednh hi\u1ec7n nay c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00f3m t\u1eaft th\u00e0nh c\u00e1c lo\u1ea1i sau:<\/span><\/span><\/p>\n

2.1 Ch\u1ee7 y\u1ebfu nh\u1eafm v\u00e0o m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i v\u00e0 rung \u0111\u1ed9ng c\u01a1 h\u1ecdc trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n<\/span><\/span><\/span><\/h3>\n

Ch\u1eb3ng h\u1ea1n nh\u01b0 UN38.3, IEC62281:2012 v\u00e0 c\u00e1c ti\u00eau chu\u1ea9n kh\u00e1c m\u00f4 ph\u1ecfng nh\u1eefng m\u1ed1i nguy hi\u1ec3m c\u00f3 th\u1ec3 x\u1ea3y ra v\u1edbi pin lithium-ion trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n th\u00f4ng qua c\u00e1c h\u1ea1ng m\u1ee5c th\u1eed nghi\u1ec7m nh\u01b0 m\u00f4 ph\u1ecfng \u0111\u1ed9 cao, th\u1eed nghi\u1ec7m nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 rung, va \u0111\u1eadp, \u0111o\u1ea3n m\u1ea1ch b\u00ean ngo\u00e0i v\u00e0 va \u0111\u1eadp, qua \u0111\u00f3 gi\u1ea3m thi\u1ec3u c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 an to\u00e0n trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng pin lithium-ion.<\/span><\/span><\/p>\n

2.2 Ch\u1ee7 y\u1ebfu cho qu\u00e1 tr\u00ecnh thi\u1ebft k\u1ebf v\u00e0 s\u1ea3n xu\u1ea5t<\/span><\/span><\/span><\/h3>\n

Ch\u1eb3ng h\u1ea1n nh\u01b0 IEEE1625, IEEE1725, v.v. L\u1ea5y IEEE1725 l\u00e0m v\u00ed d\u1ee5, ti\u00eau chu\u1ea9n n\u00e0y chia h\u1ec7 th\u1ed1ng pin lithium-ion c\u1ee7a \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng th\u00e0nh b\u1ed1n ph\u1ea7n, c\u1ee5 th\u1ec3 l\u00e0 c\u1ee5m pin cell, m\u00e1y ch\u1ee7 v\u00e0 b\u1ed9 s\u1ea1c pin. N\u00f3 y\u00eau c\u1ea7u to\u00e0n di\u1ec7n v\u00e0 r\u00f5 r\u00e0ng v\u1ec1 thi\u1ebft k\u1ebf, nguy\u00ean li\u1ec7u th\u00f4, quy tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 th\u1eed nghi\u1ec7m v\u00e0 \u0111\u00e1nh gi\u00e1 th\u00e0nh ph\u1ea9m c\u1ee7a cell, \u0111\u1ec3 cung c\u1ea5p b\u1ea3o \u0111\u1ea3m \u0111\u00e1nh gi\u00e1 \u0111\u00e1ng tin c\u1eady cho s\u1ef1 an to\u00e0n c\u1ee7a cell v\u00e0 th\u1eadm ch\u00ed c\u1ea3 \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m truy\u1ec1n th\u00f4ng kh\u00e1c. C\u00e1c ti\u00eau chu\u1ea9n tr\u00ean ch\u1ee7 y\u1ebfu t\u1eadp trung v\u00e0o thi\u1ebft k\u1ebf v\u00e0 quy tr\u00ecnh s\u1ea3n xu\u1ea5t pin, v\u00e0 kh\u00f4ng li\u00ean quan nhi\u1ec1u \u0111\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 an to\u00e0n trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng pin lithium-ion sau n\u00e0y. V\u00e0 c\u00e1c ti\u00eau chu\u1ea9n pin lithium-ion IEEE nh\u01b0 v\u1eady, do t\u00ednh li\u00ean quan ch\u1eb7t ch\u1ebd c\u1ee7a thi\u1ebft k\u1ebf v\u00e0 s\u1ea3n xu\u1ea5t pin lithium-ion trong c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c nhau, n\u00ean ph\u1ea1m vi \u1ee9ng d\u1ee5ng b\u1ecb gi\u1edbi h\u1ea1n \u1edf m\u1ed9t m\u1ee9c \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh.<\/span><\/span><\/p>\n

2.3 Ch\u1ee7 y\u1ebfu h\u01b0\u1edbng \u0111\u1ebfn hi\u1ec7u su\u1ea5t \u0111i\u1ec7n v\u00e0 \u0111\u1ed9 an to\u00e0n c\u1ee7a pin lithium-ion<\/span><\/span><\/span><\/h3>\n

Ch\u1eb3ng h\u1ea1n nh\u01b0 UL1642. Th\u00f4ng qua \u0111o\u1ea3n m\u1ea1ch, s\u1ea1c b\u1ea5t th\u01b0\u1eddng, th\u1eed nghi\u1ec7m ph\u00f3ng \u0111i\u1ec7n c\u01b0\u1ee1ng b\u1ee9c, \u0111\u00f9n, va \u0111\u1eadp, va \u0111\u1eadp, rung, l\u1ea1m d\u1ee5ng nhi\u1ec7t, chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9, th\u1eed nghi\u1ec7m m\u00f4 ph\u1ecfng \u0111\u1ed9 cao, \u0111\u1ea1n ph\u00e1o v\u00e0 c\u00e1c m\u1ee5c th\u1eed nghi\u1ec7m kh\u00e1c, pin lithium-ion \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m ph\u1ea3i kh\u00f4ng c\u00f3 ch\u00e1y, n\u1ed5, r\u00f2 r\u1ec9 ch\u1ea5t l\u1ecfng, kh\u00ed th\u1ea3i, ch\u00e1y v\u00e0 v\u1ee1 bao b\u00ec trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m. So s\u00e1nh hai lo\u1ea1i ti\u00eau chu\u1ea9n tr\u00ean, c\u1ed1t l\u00f5i c\u1ee7a c\u00e1c ti\u00eau chu\u1ea9n n\u00e0y l\u00e0 t\u00ednh an to\u00e0n c\u1ee7a pin lithium-ion v\u00e0 ch\u00fa \u00fd nhi\u1ec1u h\u01a1n \u0111\u1ebfn c\u00e1c r\u1ee7i ro an to\u00e0n c\u1ee7a pin do nhi\u1ec7t \u0111\u1ed9 g\u00e2y ra. Tuy nhi\u00ean, c\u01a1 s\u1edf ph\u00e1n \u0111o\u00e1n r\u1ea5t kh\u00f3 \u0111\u1ec3 \u0111\u1ecbnh l\u01b0\u1ee3ng. Ch\u1ec9 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng t\u00ecnh tr\u1ea1ng n\u1ed5, ch\u00e1y, kh\u00f3i, r\u00f2 r\u1ec9, v\u1ee1 v\u00e0 bi\u1ebfn d\u1ea1ng c\u1ee7a pin \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m \u0111\u1ec3 ph\u00e2n bi\u1ec7t c\u00e1c lo\u1ea1i pin kh\u00f4ng c\u00f3 l\u1ee3i cho vi\u1ec7c ph\u00e1t hi\u1ec7n c\u00e1c m\u1ed1i nguy hi\u1ec3m ti\u1ec1m \u1ea9n.<\/span><\/span><\/p>\n

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

Hi\u1ec7u su\u1ea5t an to\u00e0n \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t ch\u1ec9 s\u1ed1 quan tr\u1ecdng c\u1ee7a pin lithium-ion v\u00e0 l\u00e0 m\u1ed9t ch\u1ec9 s\u1ed1 quan tr\u1ecdng kh\u00e1c h\u1ea1n ch\u1ebf vi\u1ec7c \u1ee9ng d\u1ee5ng pin lithium-ion ngo\u00e0i y\u1ebfu t\u1ed1 chi ph\u00ed. Do \u0111\u1eb7c t\u00ednh c\u1ee7a pin lithium-ion, n\u00f3 s\u1ebd kh\u00f4ng bi\u1ec3u hi\u1ec7n h\u00e0nh vi \u0111i\u1ec7n h\u00f3a b\u1ea5t th\u01b0\u1eddng trong giai \u0111o\u1ea1n s\u1eed d\u1ee5ng ban \u0111\u1ea7u. Nh\u1eefng khi\u1ebfm khuy\u1ebft ti\u1ec1m \u1ea9n n\u00e0y khi\u1ebfn vi\u1ec7c \u0111\u00e1nh gi\u00e1 pin lithium-ion c\u00f3 \u0111\u1ee7 ti\u00eau chu\u1ea9n hay kh\u00f4ng tr\u1edf n\u00ean kh\u00f3 kh\u0103n. Trong b\u00e0i b\u00e1o n\u00e0y, t\u00e1c gi\u1ea3 t\u00f3m t\u1eaft v\u00e0 t\u1ed5ng h\u1ee3p c\u00e1c ti\u00eau chu\u1ea9n ki\u1ec3m tra hi\u1ec7u su\u1ea5t an to\u00e0n pin lithium-ion th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong v\u00e0 ngo\u00e0i n\u01b0\u1edbc. Qua ph\u00e2n t\u00edch, th\u1ea5y r\u1eb1ng thi\u1ebfu ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m v\u00e0 c\u01a1 s\u1edf \u0111\u00e1nh gi\u00e1 \u0111\u1ed1i v\u1edbi c\u00e1c r\u1ee7i ro ti\u1ec1m \u1ea9n v\u1ec1 an to\u00e0n pin lithium-ion trong v\u00e0 ngo\u00e0i n\u01b0\u1edbc, v\u00e0 ch\u01b0a h\u00ecnh th\u00e0nh ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p s\u00e0ng l\u1ecdc an to\u00e0n pin lithium-ion nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3.<\/span><\/span><\/p>\n

V\u1edbi y\u00eau c\u1ea7u ng\u00e0y c\u00e0ng cao c\u1ee7a ng\u01b0\u1eddi ti\u00eau d\u00f9ng v\u1ec1 hi\u1ec7u su\u1ea5t \u0111i\u1ec7n v\u00e0 \u0111\u1ed9 an to\u00e0n c\u1ee7a pin lithium-ion, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t pin, c\u00e1c ph\u00f2ng ban c\u00f3 th\u1ea9m quy\u1ec1n v\u00e0 c\u00e1c hi\u1ec7p h\u1ed9i ng\u00e0nh c\u1ea7n nghi\u00ean c\u1ee9u c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e1t hi\u1ec7n hi\u1ec7u su\u1ea5t an to\u00e0n c\u1ee7a pin lithium-ion v\u00e0 thi\u1ebft l\u1eadp m\u1ed9t b\u1ed9 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e1t hi\u1ec7n hi\u1ec7u qu\u1ea3 nhanh ch\u00f3ng, tr\u1ef1c quan \u0111\u1ec3 c\u1ea3i thi\u1ec7n c\u00e1c y\u00eau c\u1ea7u trong ph\u1ea1m vi h\u1ec7 th\u1ed1ng ti\u00eau chu\u1ea9n hi\u1ec7n c\u00f3, tinh ch\u1ec9nh h\u01a1n n\u1eefa c\u00e1c ti\u00eau chu\u1ea9n, l\u00e0m r\u00f5 c\u01a1 s\u1edf ph\u00e1n \u0111o\u00e1n, b\u00f9 \u0111\u1eafp cho nh\u1eefng thi\u1ebfu s\u00f3t c\u1ee7a c\u00e1c ti\u00eau chu\u1ea9n v\u00e0 h\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n pin lithium-ion hi\u1ec7n c\u00f3, c\u1ea3i thi\u1ec7n m\u1ee9c \u0111\u1ed9 ph\u00e1t hi\u1ec7n hi\u1ec7u su\u1ea5t an to\u00e0n c\u1ee7a pin lithium-ion, \u0111\u1ea3m b\u1ea3o s\u1ef1 ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng c\u1ee7a ng\u00e0nh pin lithium-ion v\u00e0 b\u1ea3o v\u1ec7 s\u1ef1 an to\u00e0n c\u1ee7a ng\u01b0\u1eddi ti\u00eau d\u00f9ng trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng pin.<\/span><\/span><\/p>\n

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

Ng\u00e0y c\u00e0ng c\u00f3 nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p thu h\u1ed3i s\u1ea3n ph\u1ea9m pin lithium-ion do v\u1ea5n \u0111\u1ec1 an to\u00e0n. Ho\u1ea1t \u0111\u1ed9ng v\u00e0 m\u1eadt \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng cao c\u1ee7a Li s\u1ebd mang l\u1ea1i nh\u1eefng v\u1ea5n \u0111\u1ec1 l\u1edbn cho s\u1ef1 an to\u00e0n c\u1ee7a pin lithium-ion. Hi\u1ec7n nay, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p s\u00e0ng l\u1ecdc, ki\u1ec3m tra v\u00e0 ti\u00eau chu\u1ea9n v\u1ec1 hi\u1ec7u<\/p>\n","protected":false},"author":1,"featured_media":19858,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88],"tags":[],"class_list":["post-19857","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\/19857","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=19857"}],"version-history":[{"count":1,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19857\/revisions"}],"predecessor-version":[{"id":22094,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19857\/revisions\/22094"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media\/19858"}],"wp:attachment":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media?parent=19857"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/categories?post=19857"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/tags?post=19857"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}