{"id":137318,"date":"2026-09-21T11:16:43","date_gmt":"2026-09-21T03:16:43","guid":{"rendered":"https:\/\/www.alpapowder.com\/137318\/"},"modified":"2026-09-21T11:16:43","modified_gmt":"2026-09-21T03:16:43","slug":"lam-the-nao-de-chon-may-nghien-tia-de-nghien-min-cac-loai-muoi-lithium","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/137318\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn m\u00e1y nghi\u1ec1n tia \u0111\u1ec3 nghi\u1ec1n m\u1ecbn c\u00e1c lo\u1ea1i mu\u1ed1i lithium?"},"content":{"rendered":"

\"\"<\/p>\n

M\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c (jet mill) l\u00e0 thi\u1ebft b\u1ecb quan tr\u1ecdng trong quy tr\u00ecnh nghi\u1ec1n si\u00eau m\u1ecbn, c\u00f3 kh\u1ea3 n\u0103ng bi\u1ebfn v\u1eadt li\u1ec7u th\u00e0nh d\u1ea1ng b\u1ed9t v\u1edbi k\u00edch th\u01b0\u1edbc h\u1ea1t \u1edf m\u1ee9c micromet. C\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c kh\u00ed ho\u1eb7c m\u00e1y nghi\u1ec1n n\u0103ng l\u01b0\u1ee3ng d\u00f2ng l\u01b0u ch\u1ea5t, thi\u1ebft b\u1ecb n\u00e0y s\u1eed d\u1ee5ng lu\u1ed3ng kh\u00ed t\u1ed1c \u0111\u1ed9 cao ho\u1eb7c h\u01a1i n\u01b0\u1edbc qu\u00e1 nhi\u1ec7t \u0111\u1ec3 nghi\u1ec1n v\u1eadt li\u1ec7u th\u00f4ng qua c\u01a1 ch\u1ebf va ch\u1ea1m gi\u1eefa c\u00e1c h\u1ea1t, ma s\u00e1t v\u00e0 l\u1ef1c c\u1eaft. Trong l\u0129nh v\u1ef1c v\u1eadt li\u1ec7u pin n\u0103ng l\u01b0\u1ee3ng m\u1edbi, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t mu\u1ed1i lithium c\u1ea5p \u0111\u1ed9 pin c\u1ea7n nghi\u1ec1n nh\u1ecf h\u01a1n n\u1eefa c\u00e1c s\u1ea3n ph\u1ea9m lithium carbonate ho\u1eb7c lithium hydroxide \u0111\u00e3 k\u1ebft tinh v\u00e0 s\u1ea5y kh\u00f4 \u0111\u1ec3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u ch\u1ebf bi\u1ebfn c\u1ee7a c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t pin lithium \u1edf c\u00f4ng \u0111o\u1ea1n sau. Hi\u1ec7n nay, ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u00e0y ch\u1ee7 y\u1ebfu s\u1eed d\u1ee5ng m\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c \u0111\u1ec3 nghi\u1ec1n c\u00e1c h\u1ea1t mu\u1ed1i lithium kh\u00f4 nh\u1eb1m \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u1ec1 k\u00edch th\u01b0\u1edbc h\u1ea1t theo y\u00eau c\u1ea7u.<\/p>\n

X\u00e9t \u0111\u1ebfn \u0111\u1eb7c th\u00f9 s\u1ea3n xu\u1ea5t mu\u1ed1i lithium c\u1ea5p \u0111\u1ed9 pin, thi\u1ebft k\u1ebf thi\u1ebft b\u1ecb ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay l\u00e0 lo\u1ea1i t\u1ea7ng s\u00f4i (fluidized-bed). B\u1eb1ng c\u00e1ch l\u1eafp \u0111\u1eb7t b\u1ed9 ph\u00e2n lo\u1ea1i h\u1ea1t t\u1ea1i c\u1eeda ra c\u1ee7a m\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c t\u1ea7ng s\u00f4i, s\u1ef1 ph\u1ed1i h\u1ee3p ho\u1ea1t \u0111\u1ed9ng gi\u1eefa t\u1ea7ng s\u00f4i v\u00e0 b\u1ed9 ph\u00e2n lo\u1ea1i gi\u00fap \u0111\u1ea3m b\u1ea3o s\u1ea3n ph\u1ea9m mu\u1ed1i lithium \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u1ec1 k\u00edch th\u01b0\u1edbc h\u1ea1t v\u00e0 ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t.<\/p>\n

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c t\u1ea7ng s\u00f4i (lo\u1ea1i tia \u0111\u1ed1i di\u1ec7n) bao g\u1ed3m vi\u1ec7c d\u1eabn kh\u00ed qua m\u1ed9t h\u1ec7 th\u1ed1ng v\u00f2i phun (t\u1eeb hai v\u00f2i tr\u1edf l\u00ean) \u0111\u1ec3 t\u1ea1o ra tr\u01b0\u1eddng d\u00f2ng ch\u1ea3y tia \u0111\u1ed1i di\u1ec7n b\u00ean trong bu\u1ed3ng nghi\u1ec1n, t\u1eeb \u0111\u00f3 t\u1ea1o tr\u1ea1ng th\u00e1i t\u1ea7ng s\u00f4i cho v\u1eadt li\u1ec7u. T\u1ea1i \u0111i\u1ec3m giao nhau c\u1ee7a c\u00e1c tia phun, c\u00e1c h\u1ea1t v\u1eadt li\u1ec7u ch\u1ecbu t\u00e1c \u0111\u1ed9ng m\u1ea1nh m\u1ebd c\u1ee7a va ch\u1ea1m, ma s\u00e1t v\u00e0 l\u1ef1c va \u0111\u1eadp, d\u1eabn \u0111\u1ebfn qu\u00e1 tr\u00ecnh nghi\u1ec1n nh\u1ecf. D\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a \u00e1p su\u1ea5t \u00e2m, b\u1ed9t sau khi nghi\u1ec1n \u0111i qua b\u1ed9 ph\u00e2n lo\u1ea1i; s\u1ea3n ph\u1ea9m \u0111\u1ea1t chu\u1ea9n \u0111\u01b0\u1ee3c thu gom b\u1edfi thi\u1ebft b\u1ecb t\u00e1ch l\u1ed1c xo\u00e1y (cyclone) v\u00e0 h\u1ec7 th\u1ed1ng thu b\u1ee5i, trong khi c\u00e1c h\u1ea1t th\u00f4 ch\u01b0a \u0111\u1ea1t y\u00eau c\u1ea7u s\u1ebd r\u01a1i ng\u01b0\u1ee3c l\u1ea1i v\u00f9ng nghi\u1ec1n nh\u1edd tr\u1ecdng l\u1ef1c \u0111\u1ec3 ti\u1ebfp t\u1ee5c \u0111\u01b0\u1ee3c x\u1eed l\u00fd.<\/p>\n

So v\u1edbi c\u00e1c lo\u1ea1i m\u00e1y nghi\u1ec1n kh\u00e1c, m\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c t\u1ea7ng s\u00f4i mang l\u1ea1i nhi\u1ec1u \u01b0u \u0111i\u1ec3m nh\u01b0 d\u1ea3i ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t h\u1eb9p, hi\u1ec7u su\u1ea5t nghi\u1ec1n cao, ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng th\u1ea5p, \u00edt g\u00e2y nhi\u1ec5m b\u1ea9n s\u1ea3n ph\u1ea9m v\u00e0 \u0111\u1ed9 hao m\u00f2n linh ki\u1ec7n th\u1ea5p; tuy nhi\u00ean, chi ph\u00ed \u0111\u1ea7u t\u01b0 thi\u1ebft b\u1ecb ban \u0111\u1ea7u l\u1ea1i t\u01b0\u01a1ng \u0111\u1ed1i cao. Do v\u1eadt li\u1ec7u c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u01b0a v\u1ec1 tr\u1ea1ng th\u00e1i t\u1ea7ng s\u00f4i \u0111\u1ec3 nghi\u1ec1n b\u1eb1ng c\u00e1c tia kh\u00ed va ch\u1ea1m, c\u00e1c m\u00e1y nghi\u1ec1n n\u00e0y th\u01b0\u1eddng y\u00eau c\u1ea7u nguy\u00ean li\u1ec7u \u0111\u1ea7u v\u00e0o ph\u1ea3i c\u00f3 \u0111\u1ed9 m\u1ecbn nh\u1ea5t \u0111\u1ecbnh\u2014m\u1ed9t y\u00eau c\u1ea7u \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u c\u00f3 t\u1ef7 tr\u1ecdng cao.<\/p>\n

L\u00e0 c\u00f4ng ngh\u1ec7 nghi\u1ec1n si\u00eau m\u1ecbn hi\u1ec7u qu\u1ea3, nghi\u1ec1n ph\u1ea3n l\u1ef1c \u0111\u00e3 tr\u1edf th\u00e0nh c\u00f4ng \u0111o\u1ea1n then ch\u1ed1t trong quy tr\u00ecnh s\u1ea3n xu\u1ea5t mu\u1ed1i lithium c\u1ea5p \u0111\u1ed9 pin. Vi\u1ec7c v\u1eadn h\u00e0nh v\u00e0 \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb nghi\u1ec1n ph\u1ea3n l\u1ef1c \u0111\u00f2i h\u1ecfi tr\u00ecnh \u0111\u1ed9 chuy\u00ean m\u00f4n k\u1ef9 thu\u1eadt cao v\u00e0 s\u1ef1 chuy\u00ean nghi\u1ec7p; Trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n \u0111\u1ea3m b\u1ea3o th\u1eddi gian l\u01b0u c\u1ee7a v\u1eadt li\u1ec7u \u1edf m\u1ee9c th\u00edch h\u1ee3p, duy tr\u00ec \u00e1p su\u1ea5t c\u1ea5p kh\u00ed \u1ed5n \u0111\u1ecbnh v\u00e0 tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t quy tr\u00ecnh v\u1eadn h\u00e0nh \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t nghi\u1ec1n t\u1ed1i \u01b0u, qua \u0111\u00f3 gi\u1ea3m ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng v\u00e0 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m \u0111\u1ed3ng nh\u1ea5t.<\/p>\n","protected":false},"excerpt":{"rendered":"

X\u00e9t \u0111\u1ebfn c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m s\u1ea3n xu\u1ea5t c\u1ee7a mu\u1ed1i lithium c\u1ea5p \u0111\u1ed9 pin, thi\u1ebft k\u1ebf thi\u1ebft b\u1ecb ph\u1ed5 bi\u1ebfn hi\u1ec7n nay l\u00e0 lo\u1ea1i t\u1ea7ng s\u00f4i.<\/p>\n","protected":false},"author":7,"featured_media":108286,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[852],"tags":[],"class_list":["post-137318","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cong-nghiep-tin-tuc-vi"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/137318","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/comments?post=137318"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/137318\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/108286"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=137318"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=137318"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=137318"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}