Hai pin \u0111i\u1ec7n c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng nh\u01b0 nhau, l\u01b0\u1ee3ng \u0111i\u1ec7n ph\u00f3ng ra v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a ch\u00fang r\u1ea5t kh\u00e1c nhau. V\u1edbi lo\u1ea1i pin \u0111i\u1ec7n th\u00f4ng th\u01b0\u1eddng, l\u01b0\u1ee3ng \u0111i\u1ec7n ph\u00f3ng ra kh\u00f4ng l\u1edbn n\u00ean th\u1eddi gian s\u1eed d\u1ee5ng c\u0169ng ng\u1eafn. M\u1ed9t pin \u0111i\u1ec7n khi mua v\u1ec1 cho d\u00f9 kh\u00f4ng s\u1eed d\u1ee5ng, t\u1ed1i \u0111a ch\u1ec9 sau 1 – 2 n\u0103m, do hi\u1ec7n t\u01b0\u1ee3ng t\u1ef1 ph\u00f3ng \u0111i\u1ec7n n\u00ean d\u1ea7n d\u1ea7n b\u1ecb r\u00f2 \u0111i\u1ec7n v\u00e0 s\u1ebd b\u1ecb h\u01b0 h\u1ecfng ho\u00e0n to\u00e0n.<\/p>\n\n\n\n
Th\u1ebf nh\u01b0ng c\u00f3 nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p, ng\u01b0\u1eddi ta c\u1ea7n s\u1eed d\u1ee5ng c\u00e1c pin \u0111i\u1ec7n c\u00f3 tu\u1ed5i th\u1ecd d\u00e0i. V\u00ed d\u1ee5 v\u1edbi gi\u1edbi y h\u1ecdc, vi\u1ec7c ph\u00e1t minh m\u00e1y k\u00edch nh\u1ecbp tim l\u00e0 m\u1ed9t ph\u00e1t minh l\u1edbn. Th\u1ebf nh\u01b0ng khi \u0111\u01b0a m\u00e1y k\u00edch nh\u1ecbp tim v\u00e0o c\u01a1 th\u1ec3 c\u1ea7n lo\u1ea1i pin \u0111i\u1ec7n c\u00f3 y\u00eau c\u1ea7u \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 l\u00e0m ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng. Pin \u0111i\u1ec7n d\u00f9ng cho m\u00e1y k\u00edch nh\u1ecbp tim ph\u1ea3i ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c, \u1ed5n \u0111\u1ecbnh, kh\u00f4ng r\u00f2 \u0111i\u1ec7n, th\u1ec3 t\u00edch nh\u1ecf, nh\u1eb9, kh\u00f4ng \u0111\u1ed9c, v\u00e0 \u0111\u01b0\u01a1ng nhi\u00ean tu\u1ed5i th\u1ecd c\u1ee7a pin ph\u1ea3i d\u00e0i. Gi\u1ea3 s\u1eed n\u1ebfu tu\u1ed5i th\u1ecd c\u1ee7a pin ch\u1ec9 l\u00e0 hai n\u0103m, th\u00ec c\u1ee9 hai n\u0103m ph\u1ea3i l\u00e0m ph\u1eabu thu\u1eadt m\u1ed9t l\u1ea7n \u0111\u1ec3 thay pin. \u0110i\u1ec1u \u0111\u00f3 r\u00f5 r\u00e0ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 s\u1ed1ng v\u00e0 g\u00e2y s\u1ee9c \u00e9p t\u00e2m l\u00fd cho b\u1ec7nh nh\u00e2n. Qua nhi\u1ec1u n\u0103m nghi\u00ean c\u1ee9u, ng\u01b0\u1eddi ta ch\u00fa \u00fd \u0111\u1ebfn lo\u1ea1i pin liti. T\u1eeb n\u0103m 1976, \u1edf Trung Qu\u1ed1c \u0111\u00e3 b\u1eaft \u0111\u1ea7u nghi\u00ean c\u1ee9u pin liti, \u0111\u1ebfn n\u0103m 1977 b\u1eaft \u0111\u1ea7u th\u1eed nghi\u1ec7m. N\u0103m 1978 \u0111\u00e3 cho ra \u0111\u1eddi s\u1ea3n ph\u1ea9m \u0111\u1ea7u ti\u00ean, v\u00e0 \u0111\u00e3 \u0111\u01b0a v\u00e0o c\u01a1 th\u1ec3 ng\u01b0\u1eddi s\u1eed d\u1ee5ng cho 42 tr\u01b0\u1eddng h\u1ee3p, kh\u00f4ng c\u00f3 tr\u01b0\u1eddng h\u1ee3p n\u00e0o th\u1ea5t b\u1ea1i. Ng\u00e0y nay ki\u1ec3u pin liti m\u1edbi \u0111\u00e3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng v\u00e0o m\u00e1y k\u00edch nh\u1ecbp tim, c\u00f3 tr\u01b0\u1eddng h\u1ee3p tu\u1ed5i th\u1ecd c\u1ee7a pin d\u00e0i h\u01a1n 10 n\u0103m.<\/p>\n\n\n\n
V\u00ec sao pin liti l\u1ea1i c\u00f3 tu\u1ed5i th\u1ecd d\u00e0i nh\u01b0 v\u1eady? Pin liti l\u00e0 lo\u1ea1i pin c\u00f3 hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng cao. Hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n m\u00e0 pin c\u00f3 th\u1ec3 gi\u1ea3i ph\u00f3ng cho m\u1ed9t \u0111\u01a1n v\u1ecb kh\u1ed1i l\u01b0\u1ee3ng (th\u01b0\u1eddng g\u1ecdi l\u00e0 \u0111\u01a1n v\u1ecb tr\u1ecdng l\u01b0\u1ee3ng) c\u1ee7a pin. Liti l\u00e0 kim lo\u1ea1i c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng nguy\u00ean t\u1eed nh\u1ecf nh\u1ea5t. Kh\u1ed1i l\u01b0\u1ee3ng nguy\u00ean t\u1eed c\u1ee7a liti ch\u1ec9 b\u1eb1ng 1\/6 kh\u1ed1i l\u01b0\u1ee3ng nguy\u00ean t\u1eed c\u1ee7a b\u1ea1c ho\u1eb7c b\u1eb1ng 1\/30 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ch\u00ec. M\u1ed9t nguy\u00ean t\u1eed c\u1ee7a liti v\u00e0 c\u1ee7a b\u1ea1c, trong ph\u1ea3n \u1ee9ng \u0111i\u1ec7n c\u1ef1c \u0111\u1ec1u gi\u1ea3i ph\u00f3ng \u0111i\u1ec7n t\u1eed c\u1ee7a liti r\u1ea5t m\u1ea1nh. Khi d\u00f9ng k\u1ef9 thu\u1eadt m\u00e0ng m\u1ecfng th\u00ec c\u00f3 th\u1ec3 gi\u1ea3m \u0111i\u1ec7n t\u1eed trong c\u1ee7a pin liti r\u1ea5t nhi\u1ec1u n\u00ean pin liti r\u1ea5t b\u1ec1n, th\u1eddi gian s\u1eed d\u1ee5ng d\u00e0i.<\/p>\n\n\n\n
Pin kh\u00f4 th\u00f4ng th\u01b0\u1eddng l\u00e0 lo\u1ea1i pin \u0111i\u1ec7n s\u01a1 c\u1ea5p, v\u1edbi \u00fd ngh\u0129a pin \u0111i\u1ec7n kh\u00f4ng th\u1ec3 n\u1ea1p \u0111i\u1ec7n l\u1eb7p \u0111i l\u1eb7p l\u1ea1i nhi\u1ec1u l\u1ea7n. \u0110\u1ec3 k\u00e9o d\u00e0i th\u1eddi gian s\u1eed d\u1ee5ng c\u1ee7a c\u00e1c lo\u1ea1i ngu\u1ed3n \u0111i\u1ec7n ho\u00e1 h\u1ecdc nh\u01b0 pin, ng\u01b0\u1eddi ta ph\u00e1t minh lo\u1ea1i pin th\u1ee9 c\u1ea5p, th\u01b0\u1eddng hay g\u1ecdi l\u00e0 \u0103cquy. \u0110\u00e2y l\u00e0 lo\u1ea1i ngu\u1ed3n \u0111i\u1ec7n ho\u00e1 h\u1ecdc th\u1ee9 c\u1ea5p c\u00f3 th\u1ec3 n\u1ea1p \u0111i n\u1ea1p l\u1ea1i nhi\u1ec1u l\u1ea7n. V\u1edbi lo\u1ea1i \u0103cquy th\u00f4ng th\u01b0\u1eddng, ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 n\u1ea1p \u0111i n\u1ea1p l\u1ea1i t\u1eeb 300 – 500 l\u1ea7n. \u0102cquy th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1 trong c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n giao th\u00f4ng v\u1eadn t\u1ea3i, n\u00ean c\u0169ng c\u00f3 t\u00ean g\u1ecdi l\u00e0 “\u0103cquy \u00f4 t\u00f4”. Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, nhi\u1ec1u lo\u1ea1i pin th\u1ee9 c\u1ea5p c\u00f3 t\u00ednh n\u0103ng cao \u0111\u01b0\u1ee3c ph\u00e1t minh li\u00ean t\u1ee5c. V\u00ed d\u1ee5 trong cu\u1ed9c s\u1ed1ng h\u1eb1ng ng\u00e0y ng\u01b0\u1eddi ta d\u00f9ng pin niken – ca\u0111imi. \u01afu \u0111i\u1ec3m ch\u1ee7 y\u1ebfu c\u1ee7a pin niken – ca\u0111imi l\u00e0 c\u00f3 th\u1ec3 n\u1ea1p \u0111i, n\u1ea1p l\u1ea1i r\u1ea5t nhi\u1ec1u l\u1ea7n. S\u1ed1 l\u1ea7n n\u1ea1p c\u00f3 th\u1ec3 \u0111\u1ebfn 2000 – 4000 l\u1ea7n n\u00ean th\u1eddi gian s\u1eed d\u1ee5ng c\u00f3 th\u1ec3 \u0111\u1ebfn 15 n\u0103m. Ch\u00ednh v\u00ec v\u1eady m\u00e0 c\u00e1c pin niken – ca\u0111imi ki\u1ec3u k\u00edn v\u00e0 nh\u1ecf \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i tr\u00ean c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed 1. Ng\u00e0y nay ng\u01b0\u1eddi ta th\u01b0\u1eddng k\u1ebft h\u1ee3p s\u1eed d\u1ee5ng pin niken – ca\u0111imi v\u1edbi pin M\u1eb7t Tr\u1eddi l\u00e0m ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng l\u00e2u d\u00e0i cho th\u00f4ng tin \u1edf c\u00e1c v\u1ec7 tinh nh\u00e2n t\u1ea1o.<\/p>\n\n\n\n
Pin th\u1ee9 c\u1ea5p \u0111\u00e3 c\u00f3 tu\u1ed5i th\u1ecd ng\u00e0y c\u00e0ng d\u00e0i, li\u1ec7u c\u00f3 th\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a pin th\u1ee9 c\u1ea5p \u0111\u1ebfn m\u1ee9c “d\u00f9ng kh\u00f4ng ki\u1ec7t” kh\u00f4ng? C\u00e1c nh\u00e0 khoa h\u1ecdc ngh\u0129 \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng lo\u1ea1i vi sinh v\u1eadt m\u1edbi c\u00f9ng v\u1edbi nguy\u00ean l\u00fd m\u1edbi v\u1ec1 k\u1ef9 thu\u1eadt ngu\u1ed3n \u0111i\u1ec7n ho\u00e1 h\u1ecdc. Ng\u01b0\u1eddi ta ch\u1ecdn nhi\u1ec1u lo\u1ea1i \u0111i\u1ec7n c\u1ef1c sinh h\u1ecdc nh\u01b0 \u0111i\u1ec7n c\u1ef1c enzim, \u0111i\u1ec7n c\u1ef1c vi khu\u1ea9n\u2026 \u0111\u1ec3 ch\u1ebf t\u1ea1o ngu\u1ed3n \u0111i\u1ec7n sinh h\u1ecdc “v\u0129nh c\u1eedu”. C\u00e1c nghi\u00ean c\u1ee9u n\u00e0y \u0111\u00e3 cho k\u1ebft qu\u1ea3 b\u01b0\u1edbc \u0111\u1ea7u. Lo\u1ea1i pin \u0111i\u1ec7n sinh h\u1ecdc v\u0129nh c\u1eedu d\u1ef1a v\u00e0o hi\u1ec7n t\u01b0\u1ee3ng ph\u00f3ng \u0111i\u1ec7n c\u1ee7a sinh v\u1eadt. B\u1ea3n th\u00e2n t\u1ebf b\u00e0o l\u00e0 m\u1ed9t pin nhi\u00ean li\u1ec7u c\u1ef1c b\u00e9. Quanh m\u00e0ng t\u1ebf b\u00e0o c\u00f3 x\u1ea3y ra c\u00e1c ph\u1ea3n \u1ee9ng ho\u00e1 h\u1ecdc l\u00e0m xu\u1ea5t hi\u1ec7n m\u1ed9t hi\u1ec7u \u0111i\u1ec7n th\u1ebf n\u00e0o \u0111\u00f3. Dung d\u1ecbch glucoza b\u00ean trong m\u00e0ng t\u1ebf b\u00e0o l\u00e0 c\u1ef1c \u00e2m c\u1ee7a pin nhi\u00ean li\u1ec7u. B\u00ean ngo\u00e0i m\u00e0ng t\u1ebf b\u00e0o do t\u00e1c d\u1ee5ng oxy ho\u00e1 c\u1ee7a c\u00e1c h\u1ee3p ch\u1ea5t ho\u00e1 h\u1ecdc n\u00ean l\u00e0 c\u1ef1c d\u01b0\u01a1ng c\u1ee7a pin nhi\u00ean li\u1ec7u. C\u00e1c ph\u00e2n t\u1eed l\u1edbn l\u00e0 c\u00e1c protein s\u1ebd l\u00e0 d\u00e2y d\u1eabn n\u1ed1i hai c\u1ef1c c\u1ee7a pin. V\u00ec v\u1eady ch\u1ec9 c\u1ea7n n\u1ea1p glucoza v\u00e0 c\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng, l\u00e0 ngu\u1ed3n \u0111i\u1ec7n sinh v\u1eadt \u0111\u01b0\u1ee3c t\u1ef1 duy tr\u00ec. Ngo\u00e0i ra v\u1edbi pin M\u1eb7t Tr\u1eddi th\u00ec do b\u1ea3n th\u00e2n pin kh\u00f4ng ti\u00eau hao v\u1eadt ch\u1ea5t khi l\u00e0m vi\u1ec7c, n\u00ean ch\u1ec9 c\u1ea7n c\u00f3 n\u0103ng l\u01b0\u1ee3ng M\u1eb7t Tr\u1eddi l\u00e0 ch\u00fang c\u00f3 th\u1ec3 ph\u00e1t \u0111i\u1ec7n li\u00ean t\u1ee5c, n\u00ean c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng l\u00e2u d\u00e0i.<\/p>\n\n\n\n
Nh\u1edd s\u1ef1 ph\u00e1t tri\u1ec3n nh\u1ea3y v\u1ecdt c\u1ee7a khoa h\u1ecdc k\u1ef9 thu\u1eadt, n\u00ean th\u1eddi gian s\u1eed d\u1ee5ng c\u1ee7a c\u00e1c lo\u1ea1i pin m\u1edbi ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c k\u00e9o d\u00e0i.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: Tu\u1ed5i th\u1ecd c\u1ee7a pin; Pin s\u01a1 c\u1ea5p; Pin th\u1ee9 c\u1ea5p; Pin liti.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
Hai pin \u0111i\u1ec7n c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng nh\u01b0 nhau, l\u01b0\u1ee3ng \u0111i\u1ec7n ph\u00f3ng ra v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a ch\u00fang r\u1ea5t kh\u00e1c nhau. V\u1edbi lo\u1ea1i pin \u0111i\u1ec7n th\u00f4ng th\u01b0\u1eddng, l\u01b0\u1ee3ng \u0111i\u1ec7n ph\u00f3ng ra kh\u00f4ng l\u1edbn n\u00ean th\u1eddi gian s\u1eed d\u1ee5ng c\u0169ng ng\u1eafn. M\u1ed9t pin \u0111i\u1ec7n khi mua v\u1ec1 cho d\u00f9 kh\u00f4ng s\u1eed d\u1ee5ng, t\u1ed1i \u0111a ch\u1ec9 sau 1 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[8,15],"tags":[],"class_list":["post-7990","post","type-post","status-publish","format-standard","hentry","category-hoa-hoc","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7990","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=7990"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7990\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=7990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=7990"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=7990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}