{"id":34431,"date":"2024-07-12T14:34:51","date_gmt":"2024-07-12T07:34:51","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=34431"},"modified":"2024-11-01T14:42:19","modified_gmt":"2024-11-01T07:42:19","slug":"tiem-hoa-chat-giup-hoi-sinh-pin-cu","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/tiem-hoa-chat-giup-hoi-sinh-pin-cu\/","title":{"rendered":"Ti\u00eam h\u00f3a ch\u1ea5t gi\u00fap ‘h\u1ed3i sinh’ pin c\u0169"},"content":{"rendered":"\n

C\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t tri\u1ec3n ph\u01b0\u01a1ng ph\u00e1p gi\u00fap kh\u00f4i ph\u1ee5c \u0111\u00e1ng k\u1ec3 dung l\u01b0\u1ee3ng g\u1ed1c c\u1ee7a pin sau khi xu\u1ed1ng c\u1ea5p do tr\u1ea3i qua nhi\u1ec1u chu k\u1ef3 s\u1ea1c-x\u1ea3.<\/p>\n\n\n\n

\"Pin
Pin lithium d\u00f9ng cho \u00f4t\u00f4 \u0111i\u1ec7n. \u1ea2nh: South_agency\/iStock<\/em><\/figcaption><\/figure><\/div>\n\n\n\n

Hi\u1ec7n nay, pin lithium-ion l\u00e0 lo\u1ea1i pin s\u1ea1c ph\u1ed5 bi\u1ebfn nh\u1ea5t, cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n v\u00e0 v\u1eadt d\u1ee5ng h\u00e0ng ng\u00e0y nh\u01b0 xe \u0111i\u1ec7n, laptop, smartphone. Nh\u01b0ng theo th\u1eddi gian, ch\u00fang m\u1ea5t d\u1ea7n kh\u1ea3 n\u0103ng t\u00edch \u0111i\u1ec7n, tr\u1edf n\u00ean k\u00e9m hi\u1ec7u qu\u1ea3 v\u00e0 gi\u1ea3m \u0111\u1ed9 tin c\u1eady. Nguy\u00ean nh\u00e2n l\u00e0 ch\u00fang m\u1ea5t \u0111i c\u00e1c h\u1ea1t t\u00edch \u0111i\u1ec7n, hay ion, gi\u00fap l\u01b0u tr\u1eef v\u00e0 gi\u1ea3i ph\u00f3ng n\u0103ng l\u01b0\u1ee3ng b\u00ean trong pin.<\/p>\n\n\n\n

Nh\u00f3m chuy\u00ean gia t\u1ea1i Ph\u00f2ng th\u00ed nghi\u1ec7m nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n trung t\u00e2m Toyota t\u1ea1i Nh\u1eadt B\u1ea3n t\u00ecm ra c\u00e1ch b\u1ed5 sung nh\u1eefng ion n\u00e0y v\u00e0 kh\u00f4i ph\u1ee5c \u0111\u00e1ng k\u1ec3 dung l\u01b0\u1ee3ng g\u1ed1c c\u1ee7a pin, Interesting Engineering <\/em>h\u00f4m 10\/3 \u0111\u01b0a tin. Nghi\u00ean c\u1ee9u m\u1edbi xu\u1ea5t b\u1ea3n tr\u00ean t\u1ea1p ch\u00ed Joule.<\/em><\/p>\n\n\n\n

C\u1ee5 th\u1ec3, h\u1ecd ti\u00eam m\u1ed9t ch\u1ea5t \u0111\u1eb7c bi\u1ec7t g\u1ecdi l\u00e0 thu\u1ed1c th\u1eed ph\u1ee5c h\u1ed3i v\u00e0o pin. Ch\u1ea5t n\u00e0y k\u00edch ho\u1ea1t ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc t\u1ea1o ra nhi\u1ec1u electron v\u00e0 ion lithium h\u01a1n. \u0110\u00e2y l\u00e0 hai lo\u1ea1i h\u1ea1t t\u00edch \u0111i\u1ec7n gi\u00fap pin l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng. Nh\u1edd b\u1ed5 sung c\u00e1c h\u1ea1t n\u00e0y, nh\u00f3m nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c qu\u00e1 tr\u00ecnh xu\u1ed1ng c\u1ea5p c\u1ee7a pin v\u00e0 ph\u1ee5c h\u1ed3i 80% dung l\u01b0\u1ee3ng ban \u0111\u1ea7u. Pin \u0111\u01b0\u1ee3c kh\u00f4i ph\u1ee5c c\u00f3 th\u1ec3 duy tr\u00ec hi\u1ec7u su\u1ea5t trong 100 chu k\u1ef3 s\u1ea1c – x\u1ea3.<\/p>\n\n\n\n

Nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 th\u1eed nghi\u1ec7m ph\u01b0\u01a1ng ph\u00e1p m\u1edbi tr\u00ean nhi\u1ec1u lo\u1ea1i pin l\u1edbn nh\u1ecf kh\u00e1c nhau, bao g\u1ed3m c\u1ea3 pin d\u00f9ng cho \u00f4t\u00f4. “Hi\u1ec7u qu\u1ea3 \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c minh kh\u00f4ng ch\u1ec9 v\u1edbi pin c\u1ee1 nh\u1ecf trong ph\u00f2ng th\u00ed nghi\u1ec7m m\u00e0 c\u00f2n v\u1edbi pin l\u1edbn d\u00f9ng cho \u00f4t\u00f4”, Nobuhiro Ogihara, nh\u00e0 khoa h\u1ecdc ch\u00ednh c\u1ee7a nghi\u00ean c\u1ee9u, cho bi\u1ebft.<\/p>\n\n\n\n

Ph\u01b0\u01a1ng ph\u00e1p m\u1edbi c\u00f3 th\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a pin lithium-ion, cho ph\u00e9p ch\u00fang \u0111\u01b0\u1ee3c t\u00e1i s\u1eed d\u1ee5ng trong xe \u0111i\u1ec7n ho\u1eb7c thi\u1ebft b\u1ecb kh\u00e1c thay v\u00ec b\u1ecb v\u1ee9t b\u1ecf ho\u1eb7c tr\u1ea3i qua qu\u00e1 tr\u00ecnh th\u00e1o r\u1eddi v\u00e0 t\u00e1i ch\u1ebf ph\u1ee9c t\u1ea1p. \u0110i\u1ec1u n\u00e0y gi\u00fap ti\u1ebft ki\u1ec7m chi ph\u00ed, t\u00e0i nguy\u00ean, \u0111\u1ed3ng th\u1eddi b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng v\u00ec pin lithium-ion ch\u1ee9a nh\u1eefng kim lo\u1ea1i qu\u00fd hi\u1ebfm nh\u01b0 cobalt v\u00e0 nickel, th\u01b0\u1eddng \u0111\u01b0\u1ee3c khai th\u00e1c theo c\u00e1ch kh\u00f4ng b\u1ec1n v\u1eefng.<\/p>\n\n\n\n

Tuy nhi\u00ean, ph\u01b0\u01a1ng ph\u00e1p m\u1edbi kh\u00f4ng d\u00f9ng cho m\u1ecdi lo\u1ea1i pin xu\u1ed1ng c\u1ea5p m\u00e0 ch\u1ec9 hi\u1ec7u qu\u1ea3 v\u1edbi pin m\u1ea5t ion do s\u1ea1c x\u1ea3 nhi\u1ec1u l\u1ea7n, kh\u00f4ng ph\u1ea3i v\u1edbi pin h\u1ecfng c\u1ea5u tr\u00fac ho\u1eb7c g\u1eb7p c\u00e1c d\u1ea1ng xu\u1ed1ng c\u1ea5p kh\u00e1c. Ngo\u00e0i ra, c\u1ea7n c\u00f3 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ch\u1ea9n \u0111o\u00e1n ch\u00ednh x\u00e1c tr\u1ea1ng th\u00e1i pin \u0111\u1ec3 quy\u1ebft \u0111\u1ecbnh xem ch\u00fang c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi vi\u1ec7c ti\u00eam h\u00f3a ch\u1ea5t hay kh\u00f4ng.<\/p>\n\n\n\n

Theo Jacqueline Edge, chuy\u00ean gia nghi\u00ean c\u1ee9u qu\u00e1 tr\u00ecnh pin xu\u1ed1ng c\u1ea5p t\u1ea1i \u0110\u1ea1i h\u1ecdc Ho\u00e0ng gia London, c\u1ea7n c\u00f3 nh\u1eefng nghi\u00ean c\u1ee9u d\u00e0i h\u1ea1n \u0111\u1ec3 hi\u1ec3u th\u00eam v\u1ec1 t\u00e1c d\u1ee5ng ph\u1ee5 ti\u1ec1m \u1ea9n c\u0169ng nh\u01b0 \u0111\u1ed9 an to\u00e0n c\u1ee7a vi\u1ec7c ti\u00eam h\u00f3a ch\u1ea5t v\u00e0o pin. Nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 n\u1ed9p \u0111\u01a1n xin c\u1ea5p b\u1eb1ng s\u00e1ng ch\u1ebf cho ph\u01b0\u01a1ng ph\u00e1p m\u1edbi, thu h\u00fat \u0111\u01b0\u1ee3c s\u1ef1 quan t\u00e2m v\u00e0 ti\u1ec1n t\u00e0i tr\u1ee3 t\u1eeb m\u1ed9t s\u1ed1 c\u00f4ng ty v\u00e0 c\u01a1 quan ch\u00ednh ph\u1ee7.<\/p>\n\n\n\n

Thu Th\u1ea3o<\/strong><\/p>\n\n\n\n

https:\/\/vnexpress.net\/tiem-hoa-chat-giup-hoi-sinh-pin-cu-4720739.html\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t tri\u1ec3n ph\u01b0\u01a1ng ph\u00e1p gi\u00fap kh\u00f4i ph\u1ee5c \u0111\u00e1ng k\u1ec3 dung l\u01b0\u1ee3ng g\u1ed1c c\u1ee7a pin sau khi xu\u1ed1ng c\u1ea5p do tr\u1ea3i qua nhi\u1ec1u chu k\u1ef3 s\u1ea1c-x\u1ea3. Hi\u1ec7n nay, pin lithium-ion l\u00e0 lo\u1ea1i pin s\u1ea1c ph\u1ed5 bi\u1ebfn nh\u1ea5t, cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n v\u00e0 v\u1eadt d\u1ee5ng h\u00e0ng ng\u00e0y nh\u01b0 xe […]<\/p>\n","protected":false},"author":26,"featured_media":34432,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-34431","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/34431","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/26"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=34431"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/34431\/revisions"}],"predecessor-version":[{"id":34433,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/34431\/revisions\/34433"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/34432"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=34431"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=34431"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=34431"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}