{"id":114428,"date":"2021-11-24T17:21:41","date_gmt":"2021-11-24T09:21:41","guid":{"rendered":"https:\/\/www.alpapowder.com\/114428\/"},"modified":"2021-11-24T17:21:41","modified_gmt":"2021-11-24T09:21:41","slug":"quy-trinh-va-thiet-bi-nghien-vat-lieu-bac-ba","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/114428\/","title":{"rendered":"Quy tr\u00ecnh v\u00e0 thi\u1ebft b\u1ecb nghi\u1ec1n v\u1eadt li\u1ec7u b\u1eadc ba"},"content":{"rendered":"
V\u1eadt li\u1ec7u b\u1eadc ba l\u00e0 m\u1ed9t qu\u1ea3 c\u1ea7u th\u1ee9 c\u1ea5p \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh do s\u1ef1 k\u1ebft t\u1ee5 c\u1ee7a c\u00e1c \u0111\u01a1n tinh th\u1ec3 c\u00f3 k\u00edch th\u01b0\u1edbc kho\u1ea3ng 1\u03bcm, v\u00e0 k\u00edch th\u01b0\u1edbc h\u1ea1t c\u1ee7a qu\u1ea3 c\u1ea7u th\u1ee9 c\u1ea5p l\u00e0 3-40\u03bcm. H\u1ed7n h\u1ee3p ti\u1ec1n ch\u1ea5t c\u1ee7a nguy\u00ean li\u1ec7u b\u1eadc ba v\u00e0 ngu\u1ed3n liti \u0111\u01b0\u1ee3c nung \u1edf nhi\u1ec7t \u0111\u1ed9 cao trong m\u00e1y nung, t\u1ef7 l\u1ec7 hao h\u1ee5t khi ch\u00e1y h\u01a1n 24%, do \u0111\u00f3 nguy\u00ean li\u1ec7u b\u1ecb n\u00e9n ch\u1eb7t, c\u1ea7n s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb nghi\u1ec1n \u0111\u1ec3 ph\u00e1 v\u1ee1 m\u1ed9t v\u00e0i cm v\u1eadt li\u1ec7u l\u1edbn th\u00e0nh m\u1ed9t v\u00e0i mm. C\u00e1c m\u1ea3nh nh\u1ecf, v\u00e0 sau \u0111\u00f3 s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb m\u00e0i \u0111\u1ec3 nghi\u1ec1n c\u00e1c m\u1ea3nh nh\u1ecf v\u00e0i mm th\u00e0nh s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng.<\/p>\n
M\u1ed9t trong nh\u1eefng ch\u1ec9 ti\u00eau ch\u1ea5t l\u01b0\u1ee3ng quan tr\u1ecdng c\u1ee7a v\u1eadt li\u1ec7u b\u1eadc ba l\u00e0 k\u00edch th\u01b0\u1edbc h\u1ea1t v\u00e0 s\u1ef1 ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t. K\u00edch th\u01b0\u1edbc h\u1ea1t v\u00e0 s\u1ef1 ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t c\u1ee5 th\u1ec3, m\u1eadt \u0111\u1ed9 v\u00f2i, m\u1eadt \u0111\u1ed9 n\u00e9n, hi\u1ec7u su\u1ea5t x\u1eed l\u00fd v\u00e0 \u0111\u1eb7c t\u00ednh h\u00f3a h\u1ecdc \u0111i\u1ec3m c\u1ee7a v\u1eadt li\u1ec7u b\u1eadc ba. Do \u0111\u00f3, k\u00edch th\u01b0\u1edbc h\u1ea1t v\u00e0 s\u1ef1 ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t c\u1ee7a v\u1eadt li\u1ec7u b\u1eadc ba cho pin lithium-ion ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd.<\/p>\n
K\u00edch th\u01b0\u1edbc th\u1ee9c \u0103n v\u00e0 k\u00edch th\u01b0\u1edbc s\u1ea3n ph\u1ea9m c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb nghi\u1ec1n kh\u00e1c nhau l\u00e0 kh\u00e1c nhau, v\u00e0 c\u00e1c v\u1eadt li\u1ec7u b\u1eadc ba \u0111\u00e3 \u0111\u01b0\u1ee3c n\u00e9n ch\u1eb7t c\u1ea7n \u0111\u01b0\u1ee3c nghi\u1ec1n t\u1eebng b\u01b0\u1edbc t\u00f9y theo \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3 c\u1ee7a thi\u1ebft b\u1ecb. B\u1ea3ng sau l\u00e0 so s\u00e1nh b\u1ed1n thi\u1ebft b\u1ecb th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u1ee7a v\u1eadt li\u1ec7u b\u1eadc ba.<\/p>\n
B\u1ea3ng so s\u00e1nh c\u00e1c thi\u1ebft b\u1ecb nghi\u1ec1n th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho v\u1eadt li\u1ec7u b\u1eadc ba<\/p>\n
Thi\u1ebft b\u1ecb m\u00e0i<\/td>\n | K\u00edch th\u01b0\u1edbc cho \u0103n \/ mm<\/td>\n | K\u00edch th\u01b0\u1edbc s\u1ea3n ph\u1ea9m \/ \u03bcm<\/td>\n | C\u00f4ng su\u1ea5t chung \/ kW<\/td>\n | C\u00f4ng su\u1ea5t t\u01b0\u01a1ng \u1ee9ng v\u1edbi c\u00f4ng su\u1ea5t \/ (kg \/ h)<\/td>\n<\/tr>\n | |||||||||||||||||||||||||||||||||||||||||||
M\u00e1y nghi\u1ec1n h\u00e0m<\/td>\n | 300~1000<\/td>\n | 2000~20000<\/td>\n | 1,5<\/td>\n | 450<\/td>\n<\/tr>\n | |||||||||||||||||||||||||||||||||||||||||||
M\u00e1y nghi\u1ec1n con l\u0103n<\/td>\n | <200<\/td>\n | 1000~20000<\/td>\n | 2,2<\/td>\n | 500<\/td>\n<\/tr>\n | |||||||||||||||||||||||||||||||||||||||||||
M\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c<\/td>\n | <3<\/td>\n | 1~50<\/td>\n | 60(bao g\u1ed3m kh\u00ed n\u00e9n)<\/td>\n | 300<\/td>\n<\/tr>\n | |||||||||||||||||||||||||||||||||||||||||||
M\u00e1y m\u00e0i c\u01a1<\/td>\n | <10<\/td>\n | 1~15<\/td>\n | 12<\/td>\n | 100<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n Theo s\u1ef1 so s\u00e1nh hi\u1ec7u su\u1ea5t c\u1ee7a b\u1ed1n lo\u1ea1i thi\u1ebft b\u1ecb, qu\u00e1 tr\u00ecnh nghi\u1ec1n ph\u1ed5 bi\u1ebfn cho v\u1eadt li\u1ec7u b\u1eadc ba c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf: nghi\u1ec1n h\u00e0m \u2192 nghi\u1ec1n con l\u0103n \u2192 nghi\u1ec1n ph\u1ea3n l\u1ef1c (nghi\u1ec1n c\u01a1 h\u1ecdc).<\/p>\n S\u01a1 \u0111\u1ed3 quy tr\u00ecnh nghi\u1ec1n nguy\u00ean li\u1ec7u b\u1eadc ba ph\u1ed5 bi\u1ebfn<\/p>\n <\/p>\n Thi\u1ebft b\u1ecb nghi\u1ec1n v\u1eadt li\u1ec7u b\u1eadc ba<\/h4>\nTheo k\u00edch th\u01b0\u1edbc h\u1ea1t c\u1ee7a s\u1ea3n ph\u1ea9m nghi\u1ec1n, thi\u1ebft b\u1ecb nghi\u1ec1n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh:<\/p>\n \u2460Thi\u1ebft b\u1ecb nghi\u1ec1n th\u00f4, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e1y nghi\u1ec1n h\u00e0m, m\u00e1y nghi\u1ec1n con l\u0103n, m\u00e1y nghi\u1ec1n b\u00faa, v.v.;<\/p>\n \u2461Thi\u1ebft b\u1ecb nghi\u1ec1n m\u1ecbn, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e1y nghi\u1ec1n bi, m\u00e1y nghi\u1ec1n que, v.v.;<\/p>\n \u2462Thi\u1ebft b\u1ecb nghi\u1ec1n si\u00eau m\u1ecbn, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e1y nghi\u1ec1n ly t\u00e2m, m\u00e1y khu\u1ea5y, m\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c, m\u00e1y nghi\u1ec1n c\u00e1t v\u00e0 m\u00e1y nghi\u1ec1n Raymond, v.v.<\/p>\n T\u00f9y theo m\u00f4i tr\u01b0\u1eddng nghi\u1ec1n c\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng hay kh\u00f4ng, n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh:<\/p>\n \u2460C\u00f3 thi\u1ebft b\u1ecb nghi\u1ec1n ph\u01b0\u01a1ng ti\u1ec7n, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e1y nghi\u1ec1n bi v\u00e0 m\u00e1y nghi\u1ec1n c\u00e1t;<\/p>\n \u2461Thi\u1ebft b\u1ecb nghi\u1ec1n kh\u00f4ng ch\u1ee9a ma t\u00fay, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e1y nghi\u1ec1n tia, m\u00e1y nghi\u1ec1n keo, m\u00e1y nghi\u1ec1n Raymond, v.v.<\/p>\n So s\u00e1nh m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb nghi\u1ec1n ph\u1ed5 bi\u1ebfn<\/p>\n
|