{"id":19748,"date":"2022-12-29T08:02:50","date_gmt":"2022-12-29T08:02:50","guid":{"rendered":"http:\/\/dgbellvietnam.com\/what-is-iec-62133-test-standard-part-2\/"},"modified":"2024-10-24T16:06:45","modified_gmt":"2024-10-24T09:06:45","slug":"what-is-iec-62133-test-standard-part-2","status":"publish","type":"post","link":"https:\/\/dgbellvietnam.com\/en\/what-is-iec-62133-test-standard-part-2\/","title":{"rendered":"Ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m IEC 62133 l\u00e0 g\u00ec? \u2013 Ph\u1ea7n 2"},"content":{"rendered":"
\n

(3) <\/span><\/span>L\u1ea1m d\u1ee5ng nhi\u1ec7t<\/span><\/span><\/a><\/p>\n

L\u1ea1m d\u1ee5ng nhi\u1ec7t l\u00e0 m\u00f4 ph\u1ecfng vi\u1ec7c s\u1eed d\u1ee5ng pin kh\u00f4ng \u0111\u00fang c\u00e1ch \u1edf nhi\u1ec7t \u0111\u1ed9 cao, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1eb7t \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng trong \u00f4 t\u00f4 ti\u1ebfp x\u00fac v\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi ho\u1eb7c \u0111\u1eb7t \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng ho\u1eb7c s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed trong l\u00f2 vi s\u00f3ng. Ngu\u1ed3n nhi\u1ec7t b\u00ean ngo\u00e0i t\u00e1c \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp l\u00ean pin lithium, g\u00e2y ra c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc b\u00ean trong ph\u1ee9c t\u1ea1p, ch\u1eb3ng h\u1ea1n nh\u01b0 ph\u00e2n h\u1ee7y m\u00e0ng SEI, ph\u1ea3n \u1ee9ng oxy h\u00f3a kh\u1eed gi\u1eefa ch\u1ea5t \u0111i\u1ec7n ph\u00e2n v\u00e0 v\u1eadt li\u1ec7u \u0111i\u1ec7n c\u1ef1c d\u01b0\u01a1ng v\u00e0 \u00e2m, sau \u0111\u00f3 ph\u00e1t tri\u1ec3n th\u00e0nh nhi\u1ec7t \u0111\u1ed9 tho\u00e1t ra ngo\u00e0i. Ngo\u00e0i ra, m\u00e0ng ng\u0103n n\u00f3ng ch\u1ea3y v\u00e0 co l\u1ea1i \u1edf nhi\u1ec7t \u0111\u1ed9 cao, d\u1eabn \u0111\u1ebfn \u0111o\u1ea3n m\u1ea1ch c\u1ef1c d\u01b0\u01a1ng v\u00e0 c\u1ef1c \u00e2m, r\u1ea5t c\u00f3 th\u1ec3 g\u00e2y ra h\u1ecfa ho\u1ea1n ho\u1eb7c n\u1ed5. Trong ti\u00eau chu\u1ea9n IEC62133: 2012, ch\u1ec9 c\u00f3 nh\u1eefng thay \u0111\u1ed5i nh\u1ecf \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ed1i v\u1edbi th\u1eed nghi\u1ec7m l\u1ea1m d\u1ee5ng nhi\u1ec7t, ngh\u0129a l\u00e0, l\u00f5i \u0111i\u1ec7n nh\u1ecf \u0111\u01b0\u1ee3c gi\u1eef \u1edf 130 \u2103 trong 10 ph\u00fat v\u00e0 l\u00f5i \u0111i\u1ec7n l\u1edbn \u0111\u01b0\u1ee3c gi\u1eef \u1edf 130 \u2103 trong 30 ph\u00fat. \u0110i\u1ec1u n\u00e0y l\u00e0 do m\u1eadt \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng th\u1ec3 t\u00edch t\u0103ng l\u00ean v\u00e0 dung l\u01b0\u1ee3ng cao c\u1ee7a pin lithium ion \u0111\u01a1n.<\/span><\/span><\/p>\n

(4) <\/span><\/span>nghi\u1ec1n n\u00e1t<\/span><\/span><\/a><\/p>\n

N\u1ed9i dung th\u1eed nghi\u1ec7m nghi\u1ec1n trong ti\u00eau chu\u1ea9n IEC62133:2012: ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p g\u00e2y ra k\u1ebft qu\u1ea3 b\u1ea5t l\u1ee3i nh\u1ea5t \u0111\u1ec3 \u00e1p d\u1ee5ng l\u1ef1c (13 \u00b1 1) k N. Khi \u0111\u1ea1t \u0111\u1ebfn \u00e1p su\u1ea5t t\u1ed1i \u0111a ho\u1eb7c \u0111i\u1ec7n \u00e1p \u0111\u1ed9t ng\u1ed9t gi\u1ea3m 1\/3 \u0111i\u1ec7n \u00e1p ban \u0111\u1ea7u ho\u1eb7c x\u1ea3y ra bi\u1ebfn d\u1ea1ng 10%, \u00e1p su\u1ea5t s\u1ebd \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng. \u0110\u1ed1i v\u1edbi pin vu\u00f4ng, ch\u1ec9 th\u1ef1c hi\u1ec7n th\u1eed nghi\u1ec7m c\u1ea1nh r\u1ed9ng, thay v\u00ec th\u1eed nghi\u1ec7m c\u1ea1nh h\u1eb9p. So v\u1edbi ti\u00eau chu\u1ea9n n\u0103m 2002, ch\u1ec9 c\u00f3 nh\u1eefng thay \u0111\u1ed5i nh\u1ecf, \u0111\u00f3 l\u00e0 cell pin s\u1eed d\u1ee5ng quy tr\u00ecnh s\u1ea1c m\u1edbi. Th\u1eed nghi\u1ec7m b\u00f3p m\u00f4 ph\u1ecfng hi\u1ec7n t\u01b0\u1ee3ng \u0111o\u1ea3n m\u1ea1ch b\u00ean trong c\u1ee5c b\u1ed9. Ph\u01b0\u01a1ng ph\u00e1p s\u1ea1c m\u1edbi c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m t\u1ef7 l\u1ec7 \u0111\u1ee7 \u0111i\u1ec1u ki\u1ec7n c\u1ee7a th\u1eed nghi\u1ec7m an to\u00e0n cell pin lithium.<\/span><\/span><\/p>\n

2.2 Th\u00eam m\u1ee5c th\u1eed nghi\u1ec7m<\/span><\/span><\/span><\/h2>\n

(1) C\u01b0\u1ee1ng b\u1ee9c ng\u1eafn m\u1ea1ch trong<\/span><\/span><\/p>\n

Th\u1eed nghi\u1ec7m ng\u1eafn m\u1ea1ch b\u00ean trong c\u01b0\u1ee1ng b\u1ee9c c\u1ed1 g\u1eafng m\u00f4 ph\u1ecfng ng\u1eafn m\u1ea1ch b\u00ean trong do c\u00e1c h\u1ea1t kim lo\u1ea1i nh\u01b0 v\u1eady xuy\u00ean qua m\u00e0ng ng\u0103n. C\u00e1c th\u1eed nghi\u1ec7m trong ti\u00eau chu\u1ea9n IEC62133:2012 \u0111i\u1ec1u tra ng\u1eafn m\u1ea1ch b\u00ean trong t\u1eeb hai v\u1ecb tr\u00ed: ho\u1ea1t ch\u1ea5t d\u01b0\u01a1ng. Gi\u1eefa c\u00e1c ho\u1ea1t ch\u1ea5t \u00e2m; L\u00e1 nh\u00f4m d\u01b0\u01a1ng \u2013 v\u1eadt li\u1ec7u ho\u1ea1t ch\u1ea5t \u00e2m. Trong th\u1eed nghi\u1ec7m, cell pin \u0111\u01b0\u1ee3c s\u1ea1c \u0111\u1ea7y \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c ph\u00e2n h\u1ee7y trong m\u00f4i tr\u01b0\u1eddng c\u00f3 \u0111i\u1ec3m s\u01b0\u01a1ng th\u1ea5p h\u01a1n \u2013 25 \u2103, sau \u0111\u00f3 c\u00e1c t\u1ea5m niken nh\u1ecf \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf hai v\u1ecb tr\u00ed tr\u00ean c\u00f9ng t\u01b0\u01a1ng \u1ee9ng, cu\u1ed9n l\u1ea1i v\u00e0o pin v\u00e0 \u0111\u1eb7t trong t\u00fai polyethylene k\u00edn.<\/span><\/span><\/p>\n

Pin \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1eed nghi\u1ec7m tr\u00ean (d\u01b0\u1edbi) c\u1ed9ng (tr\u1eeb) 5 \u2103 trong (45 \u00b1 15) ph\u00fat, sau \u0111\u00f3 \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1eed nghi\u1ec7m tr\u00ean v\u00e0 d\u01b0\u1edbi t\u01b0\u01a1ng \u1ee9ng, s\u1eed d\u1ee5ng d\u1ee5ng c\u1ee5 \u00e1p su\u1ea5t ti\u00eau chu\u1ea9n \u0111\u1ec3 t\u1ea1o \u00e1p su\u1ea5t v\u1edbi t\u1ed1c \u0111\u1ed9 0,1 mm\/gi\u00e2y v\u00e0o v\u1ecb tr\u00ed t\u1ea5m niken, Cho \u0111\u1ebfn khi quan s\u00e1t th\u1ea5y ng\u1eafn m\u1ea1ch b\u00ean trong g\u00e2y ra s\u1ee5t \u00e1p 50 mV ho\u1eb7c \u00e1p su\u1ea5t \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u (800 N \u0111\u1ed1i v\u1edbi pin tr\u00f2n v\u00e0 400 N \u0111\u1ed1i v\u1edbi pin vu\u00f4ng), \u00e1p su\u1ea5t s\u1ebd \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng sau 30 gi\u00e2y. Y\u00eau c\u1ea7u pin kh\u00f4ng \u0111\u01b0\u1ee3c ch\u00e1y ho\u1eb7c n\u1ed5 trong tr\u01b0\u1eddng h\u1ee3p ng\u1eafn m\u1ea1ch b\u00ean trong. N\u1ed9i dung c\u1ee7a th\u1eed nghi\u1ec7m n\u00e0y gi\u1ed1ng v\u1edbi n\u1ed9i dung trong ti\u00eau chu\u1ea9n JIS 8714.<\/span><\/span><\/p>\n

Ngo\u00e0i ra, ti\u00eau chu\u1ea9n quy \u0111\u1ecbnh r\u1eb1ng th\u1eed nghi\u1ec7m n\u00e0y ch\u1ec9 \u00e1p d\u1ee5ng cho Ph\u00e1p, Nh\u1eadt B\u1ea3n, H\u00e0n Qu\u1ed1c v\u00e0 Th\u1ee5y S\u0129. M\u1eb7c d\u00f9 th\u1eed nghi\u1ec7m ng\u1eafn m\u1ea1ch b\u00ean trong c\u01b0\u1ee1ng b\u1ee9c c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 c\u00e1c y\u1ebfu t\u1ed1 kh\u00f4ng an to\u00e0n do c\u00e1c khuy\u1ebft t\u1eadt trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t g\u00e2y ra, nh\u01b0ng v\u1eabn c\u00f2n nhi\u1ec1u tranh c\u00e3i v\u1ec1 vi\u1ec7c li\u1ec7u n\u00f3 c\u00f3 th\u1ec3 m\u00f4 ph\u1ecfng ch\u00ednh x\u00e1c v\u00e0 hi\u1ec7u qu\u1ea3 t\u00ecnh tr\u1ea1ng ng\u1eafn m\u1ea1ch b\u00ean trong c\u1ee7a pin th\u00f4ng th\u01b0\u1eddng hay kh\u00f4ng. \u0110\u1ed3ng th\u1eddi, thao t\u00e1c nghi\u00eam ng\u1eb7t c\u1ea7n thi\u1ebft \u0111\u1ec3 th\u00e1o r\u1eddi v\u00e0 l\u1eafp r\u00e1p l\u1ea1i pin c\u0169ng l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c.<\/span><\/span><\/p>\n

(2) Ki\u1ec3m tra v\u1eadn chuy\u1ec3n<\/span><\/span><\/p>\n

Ti\u00eau chu\u1ea9n IEC62281 bao g\u1ed3m: \u00e1p su\u1ea5t kh\u00f4ng kh\u00ed th\u1ea5p, chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9, rung, va \u0111\u1eadp, \u0111o\u1ea3n m\u1ea1ch b\u00ean ngo\u00e0i, va \u0111\u1eadp ho\u1eb7c \u0111\u00f9n. Ti\u00eau chu\u1ea9n n\u00e0y h\u01b0\u1edbng \u0111\u1ebfn cell v\u00e0 c\u1ee5m pin. Tuy nhi\u00ean, ti\u00eau chu\u1ea9n IEC62133:2012 ch\u1ec9 y\u00eau c\u1ea7u ki\u1ec3m tra cell pin, gi\u1ea3m y\u00eau c\u1ea7u an to\u00e0n c\u1ee7a c\u1ee5m pin. So v\u1edbi ti\u00eau chu\u1ea9n IEC62133:2002, ti\u00eau chu\u1ea9n n\u0103m 2012 \u0111\u00e3 x\u00f3a m\u1ed9t s\u1ed1 m\u1ee5c ki\u1ec3m tra nh\u01b0 \u00e1p su\u1ea5t kh\u00f4ng kh\u00ed th\u1ea5p, chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9, rung v\u00e0 va \u0111\u1eadp, nh\u01b0ng b\u1ed5 sung th\u00eam ki\u1ec3m tra v\u1eadn chuy\u1ec3n.<\/span><\/span><\/p>\n

C\u00f3 th\u1ec3 th\u1ea5y t\u1eeb ph\u00e2n t\u00edch so s\u00e1nh s\u1ef1 kh\u00e1c bi\u1ec7t r\u1eb1ng ngo\u1ea1i tr\u1eeb T6, d\u00e0nh cho m\u1ed9t m\u1eabu duy nh\u1ea5t, T1-T5 d\u00e0nh cho c\u00f9ng m\u1ed9t m\u1eabu \u0111\u1ec3 th\u1eed nghi\u1ec7m l\u1ea7n l\u01b0\u1ee3t. Th\u1eed nghi\u1ec7m tr\u01b0\u1edbc c\u00f3 th\u1ec3 c\u00f3 t\u00e1c \u0111\u1ed9ng ti\u00eau c\u1ef1c \u0111\u1ebfn th\u1eed nghi\u1ec7m ti\u1ebfp theo, d\u1eabn \u0111\u1ebfn kh\u00f4ng v\u01b0\u1ee3t qua th\u1eed nghi\u1ec7m. Ngo\u00e0i ra, c\u0169ng c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t trong ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m c\u1ee7a ch\u00fang. \u0110i\u1ec1u ki\u1ec7n chu k\u1ef3 nhi\u1ec7t \u0111\u1ed9 v\u00e0 rung \u0111\u1ed9ng nghi\u00eam ng\u1eb7t h\u01a1n v\u1ec1 nhi\u1ec7t \u0111\u1ed9, th\u1eddi gian v\u00e0 gia t\u1ed1c, d\u1ec5 d\u1eabn \u0111\u1ebfn r\u00f2 r\u1ec9 ch\u1ea5t l\u1ecfng, g\u00e3y b\u00ean trong v\u00e0 c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng kh\u00e1c c\u1ee7a pin lithium. N\u00f3i t\u00f3m l\u1ea1i, ti\u00eau chu\u1ea9n IEC62133:2012 n\u00e2ng cao \u0111\u00e1ng k\u1ec3 c\u00e1c y\u00eau c\u1ea7u th\u1eed nghi\u1ec7m an to\u00e0n c\u1ee7a pin lithium.<\/span><\/span><\/p>\n

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

Vi\u1ec7c bi\u00ean so\u1ea1n v\u00e0 s\u1eeda \u0111\u1ed5i c\u00e1c ti\u00eau chu\u1ea9n v\u1ec1 pin lithium ion \u0111ang di\u1ec5n ra r\u1ea5t s\u00f4i \u0111\u1ed9ng tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. Th\u00f4ng qua ph\u00e2n t\u00edch so s\u00e1nh gi\u1eefa phi\u00ean b\u1ea3n n\u0103m 2002 v\u00e0 phi\u00ean b\u1ea3n n\u0103m 2012 c\u1ee7a ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf IEC62133 v\u1ec1 pin lithium-ion cho thi\u1ebft b\u1ecb di \u0111\u1ed9ng, c\u00f3 th\u1ec3 th\u1ea5y phi\u00ean b\u1ea3n n\u0103m 2012 c\u1ee5 th\u1ec3 v\u00e0 chi ti\u1ebft h\u01a1n trong \u0111\u00e1nh gi\u00e1 an to\u00e0n c\u1ee7a pin lithium-ion. Phi\u00ean b\u1ea3n n\u00e0y c\u0169ng quy \u0111\u1ecbnh c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m an to\u00e0n c\u1ee7a pin lithium ion \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed di \u0111\u1ed9ng trong \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng b\u00ecnh th\u01b0\u1eddng, \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng sai c\u00f3 th\u1ec3 l\u01b0\u1eddng tr\u01b0\u1edbc v\u00e0 \u0111i\u1ec1u ki\u1ec7n l\u1ed7i c\u00f3 th\u1ec3 l\u01b0\u1eddng tr\u01b0\u1edbc, \u0111\u1ea3m b\u1ea3o an to\u00e0n cho pin lithium trong qu\u00e1 tr\u00ecnh l\u01b0u tr\u1eef, s\u1eed d\u1ee5ng, v\u1eadn chuy\u1ec3n, v.v.<\/span><\/span><\/p>\n

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(3) L\u1ea1m d\u1ee5ng nhi\u1ec7t L\u1ea1m d\u1ee5ng nhi\u1ec7t l\u00e0 m\u00f4 ph\u1ecfng vi\u1ec7c s\u1eed d\u1ee5ng pin kh\u00f4ng \u0111\u00fang c\u00e1ch \u1edf nhi\u1ec7t \u0111\u1ed9 cao, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1eb7t \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng trong \u00f4 t\u00f4 ti\u1ebfp x\u00fac v\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi ho\u1eb7c \u0111\u1eb7t \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng ho\u1eb7c s\u1ea3n ph\u1ea9m \u0111i\u1ec7n t\u1eed trong l\u00f2 vi s\u00f3ng. Ngu\u1ed3n<\/p>\n","protected":false},"author":1,"featured_media":19749,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88],"tags":[],"class_list":["post-19748","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\/19748","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=19748"}],"version-history":[{"count":2,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19748\/revisions"}],"predecessor-version":[{"id":22020,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/posts\/19748\/revisions\/22020"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media\/19749"}],"wp:attachment":[{"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/media?parent=19748"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/categories?post=19748"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgbellvietnam.com\/en\/wp-json\/wp\/v2\/tags?post=19748"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}