{"id":6925,"date":"2026-03-19T18:24:44","date_gmt":"2026-03-19T10:24:44","guid":{"rendered":"https:\/\/www.chinanhd.com\/?p=6925"},"modified":"2026-03-17T18:30:06","modified_gmt":"2026-03-17T10:30:06","slug":"how-can-a-rare-earth-agitator-overcome-hydrometallurgy-mixing-challenges","status":"publish","type":"post","link":"https:\/\/www.chinanhd.com\/vi\/how-can-a-rare-earth-agitator-overcome-hydrometallurgy-mixing-challenges\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 m\u1ed9t m\u00e1y khu\u1ea5y \u0111\u1ed9ng \u0111\u1ea5t hi\u1ebfm c\u00f3 th\u1ec3 v\u01b0\u1ee3t qua c\u00e1c th\u00e1ch th\u1ee9c tr\u1ed9n th\u1ee7y kim lo\u1ea1i?"},"content":{"rendered":"

\"Tr\u00e1i<\/p>\n

C\u00e1c y\u1ebfu t\u1ed1 \u0111\u1ea5t hi\u1ebfm l\u00e0 c\u1ea7n thi\u1ebft cho c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p hi\u1ec7n \u0111\u1ea1i nh\u01b0 xe \u0111i\u1ec7n, n\u0103ng l\u01b0\u1ee3ng gi\u00f3 v\u00e0 \u0111i\u1ec7n t\u1eed ti\u00ean ti\u1ebfn. Tuy nhi\u00ean, vi\u1ec7c khai th\u00e1c c\u00e1c kim lo\u1ea1i n\u00e0y t\u1eeb qu\u1eb7ng d\u1ef1a v\u00e0o c\u00e1c quy tr\u00ecnh th\u1ee7y kim lo\u1ea1i ph\u1ee9c t\u1ea1p, \u0111\u1eb7c bi\u1ec7t l\u00e0 r\u1eeda axit. M\u1ed9t \u0111i\u1ec3m y\u1ebfu n\u1ed5i b\u1eadt: tr\u1ed9n th\u1ee7y kim lo\u1ea1i k\u00e9m. Khi b\u00f9n \u0111\u1ecbnh c\u01b0 ho\u1eb7c h\u00f3a ch\u1ea5t kh\u00f4ng lan r\u1ed9ng b\u00ecnh \u0111\u1eb3ng, t\u1ef7 l\u1ec7 ph\u1ee5c h\u1ed3i gi\u1ea3m, ch\u1ea5t th\u1ea3i n\u0103ng l\u01b0\u1ee3ng leo l\u00ean v\u00e0 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng b\u1ecb ch\u1ea5n m\u1ea1nh.<\/p>\n

M\u1ed9t m\u1ee5c \u0111\u00edch x\u00e2y d\u1ef1ng m\u00e1y khu\u1ea5y \u0111\u1ed9ng \u0111\u1ea5t hi\u1ebfm<\/b><\/u><\/strong><\/a>\u00a0thay \u0111\u1ed5i h\u00ecnh \u1ea3nh \u0111\u00f3. N\u00f3 gi\u1eef cho b\u00f9n n\u1eb7ng chuy\u1ec3n \u0111\u1ed9ng, ch\u1ed1ng \u0103n m\u00f2n v\u00e0 cung c\u1ea5p k\u1ebft qu\u1ea3 \u1ed5n \u0111\u1ecbnh ngay c\u1ea3 trong c\u00e1c b\u1ec3 ch\u1ee9a h\u00e0ng ng\u00e0n m\u00e9t kh\u1ed1i. B\u00e0i vi\u1ebft n\u00e0y \u0111i qua c\u00e1c c\u01a1n \u0111au \u0111\u1ea7u tr\u1ed9n l\u1edbn nh\u1ea5t trong khai th\u00e1c \u0111\u1ea5t hi\u1ebfm v\u00e0 cho th\u1ea5y thi\u1ebft b\u1ecb tr\u1ed9n chuy\u00ean d\u1ee5ng gi\u1ea3i quy\u1ebft ch\u00fang nh\u01b0 th\u1ebf n\u00e0o. Cho d\u00f9 b\u1ea1n \u0111i\u1ec1u h\u00e0nh m\u1ed9t nh\u00e0 m\u00e1y th\u00ed \u0111i\u1ec3m ho\u1eb7c ho\u1ea1t \u0111\u1ed9ng quy m\u00f4 \u0111\u1ea7y \u0111\u1ee7, m\u00e1y khu\u1ea5y \u0111\u1ed9ng r\u1ec9 ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 n\u0103ng su\u1ea5t v\u00e0 ng\u00e2n s\u00e1ch c\u1ee7a b\u1ea1n.<\/p>\n

Th\u00e1ch th\u1ee9c \u0103n m\u00f2n trong b\u1ec3 x\u00fac \u0111\u1ed9ng \u0111\u1ea5t hi\u1ebfm<\/strong><\/h2>\n

C\u00e1c qu\u1eb7ng \u0111\u1ea5t hi\u1ebfm th\u01b0\u1eddng \u1edf trong b\u1ed3n t\u1eafm n\u00f3ng c\u1ee7a axit sulfuric ho\u1eb7c axit hydrochloric. B\u1ed3n t\u1eafm n\u00e0y c\u00f3 th\u1ec3 ph\u00e1 h\u1ee7y th\u00e9p th\u00f4ng th\u01b0\u1eddng ch\u1ec9 trong v\u00e0i tu\u1ea7n. Tr\u1ee5c ho\u1eb7c l\u01b0\u1ee1i \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb th\u00e9p carbon ti\u00eau chu\u1ea9n ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 bi\u1ebfn m\u1ea5t khi ti\u1ebfp x\u00fac v\u1edbi \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t nh\u01b0 v\u1eady. C\u00e1c nh\u00e0 khai th\u00e1c nh\u00e0 m\u00e1y bi\u1ebft r\u00f5 h\u1eadu qu\u1ea3, bao g\u1ed3m r\u00f2 r\u1ec9 b\u1ea5t ng\u1edd, thay th\u1ebf th\u00e0nh ph\u1ea7n th\u01b0\u1eddng xuy\u00ean. Ngo\u00e0i ra, c\u00f3 s\u1ef1 d\u1eebng l\u1ea1i kh\u00f4ng c\u00f3 k\u1ebf ho\u1ea1ch trong s\u1ea3n xu\u1ea5t m\u00e0 cu\u1ed1i c\u00f9ng chi ph\u00ed h\u00e0ng ng\u00e0n \u0111\u00f4 la m\u1ed7i gi\u1edd.<\/p>\n

\u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y, qu\u00e1 tr\u00ecnh b\u1eaft \u0111\u1ea7u v\u1edbi s\u1ef1 l\u1ef1a ch\u1ecdn c\u1ea9n th\u1eadn c\u1ee7a v\u1eadt li\u1ec7u. C\u00e1c v\u1eadt li\u1ec7u n\u00e0y ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c m\u1ee9c pH d\u01b0\u1edbi 1 v\u00e0 nhi\u1ec7t \u0111\u1ed9 tr\u00ean 80 \u00b0 C. Tuy nhi\u00ean, ch\u1ed1ng \u0103n m\u00f2n li\u00ean quan \u0111\u1ebfn nhi\u1ec1u h\u01a1n ch\u1ec9 l\u00e0 ch\u1ecdn kim lo\u1ea1i ph\u00f9 h\u1ee3p. C\u00e1c m\u1eabu l\u01b0u l\u01b0\u1ee3ng n\u1ed9i b\u1ed9 c\u0169ng quan tr\u1ecdng. V\u00ed d\u1ee5, n\u1ebfu axit t\u1ee5 t\u1eadp \u1edf c\u00e1c g\u00f3c ho\u1eb7c \u1edf d\u1ecdc theo tr\u1ee5c qu\u00e1 l\u00e2u, th\u00ec s\u1ef1 \u0103n m\u00f2n x\u1ea3y ra nhanh h\u01a1n nhi\u1ec1u. Nh\u01b0ng m\u1ed9t m\u00e1y khu\u1ea5y \u0111\u1ed9ng c\u00f4ng nghi\u1ec7p \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf c\u1ea9n th\u1eadn gi\u00fap duy tr\u00ec l\u01b0u th\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u. B\u1eb1ng c\u00e1ch n\u00e0y, n\u00f3 l\u00e0m gi\u1ea3m c\u00e1c v\u00f9ng tr\u00ec tr\u1ec7 v\u00e0 ng\u0103n ch\u1eb7n n\u1ed3ng \u0111\u1ed9 axit qu\u00e1 m\u1ee9c \u1edf c\u00e1c khu v\u1ef1c c\u1ee5 th\u1ec3.<\/p>\n

L\u1ef1a ch\u1ecdn h\u1ee3p kim ch\u1ed1ng axit cho m\u00e1y khu\u1ea5y \u0111\u1ed9ng b\u1ec3<\/strong><\/h3>\n

L\u1ef1a ch\u1ecdn h\u1ee3p kim c\u00f3 th\u1ec3 quy\u1ebft \u0111\u1ecbnh xem b\u1ec3 k\u00e9o d\u00e0i m\u1ed9t th\u1eddi gian d\u00e0i ho\u1eb7c th\u1ea5t b\u1ea1i nhanh ch\u00f3ng trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng r\u1eeda \u0111\u1ea5t hi\u1ebfm. Ng\u00e0y nay, nhi\u1ec1u nh\u00e0 m\u00e1y ch\u1ecdn c\u00e1c lo\u1ea1i \u0111\u1eb7c bi\u1ec7t nh\u01b0 316L, 317L, 904L v\u00e0 c\u00e1c lo\u1ea1i duplex nh\u01b0 2205 ho\u1eb7c 2507 cho tr\u1ee5c v\u00e0 c\u00e1nh qu\u1ea1t. Nh\u1eefng lo\u1ea1i th\u00e9p n\u00e0y ch\u1ed1ng l\u1ea1i l\u1ed7 v\u00e0 n\u1ee9t hi\u1ec7u qu\u1ea3 h\u01a1n nhi\u1ec1u so v\u1edbi 304 c\u1ea5p c\u01a1 b\u1ea3n. Ngo\u00e0i ra, m\u1ed9t s\u1ed1 nh\u00e0 s\u1ea3n xu\u1ea5t th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc b\u1ed5 sung. H\u1ecd ph\u00e1t tri\u1ec3n h\u1ed7n h\u1ee3p t\u00f9y ch\u1ec9nh \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ed9 m\u1ea1nh axit c\u1ee5 th\u1ec3 v\u00e0 m\u1ee9c nhi\u1ec7t \u0111\u1ed9 kh\u00e1c nhau.<\/p>\n

Khi b\u1ea1n nh\u00ecn v\u00e0o vi\u1ec7c s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf, m\u1ed9t c\u00e1nh qu\u1ea1t \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb 904L trong b\u00f9n c\u00f3 50% ch\u1ea5t r\u1eafn th\u01b0\u1eddng k\u00e9o d\u00e0i t\u1eeb ba \u0111\u1ebfn n\u0103m l\u1ea7n so v\u1edbi m\u1ed9t b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 ti\u00eau chu\u1ea9n. Ph\u1ea7n quan tr\u1ecdng nh\u1ea5t l\u00e0 ch\u1ecdn h\u1ee3p kim ph\u00f9 h\u1ee3p v\u1edbi h\u00f3a h\u1ecdc qu\u1eb7ng c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n v\u00e0 lo\u1ea1i axit b\u1ea1n s\u1eed d\u1ee5ng. Nh\u1eefng nh\u00e0 cung c\u1ea5p \u0111\u00e1nh gi\u00e1 c\u00e1c m\u1eabu b\u00f9n tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u x\u00e2y d\u1ef1ng thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 cung c\u1ea5p m\u00e1y khu\u1ea5y \u0111\u1ed9ng v\u1edbi \u0111\u1ed9 tin c\u1eady m\u1ea1nh m\u1ebd h\u01a1n. C\u00e1c \u0111\u01a1n v\u1ecb n\u00e0y v\u1eabn h\u1eefu \u00edch trong nhi\u1ec1u n\u0103m thay v\u00ec ch\u1ec9 v\u00e0i th\u00e1ng.<\/p>\n

Qu\u1ea3n l\u00fd nhi\u1ec7t v\u00e0 c\u0103ng th\u1eb3ng cao trong tr\u1ee5c m\u00e1y khu\u1ea5y \u0111\u1ed9ng<\/strong><\/h3>\n

Nhi\u1ec7t th\u00eam m\u1ed9t l\u1edbp r\u1eafc r\u1ed1i kh\u00e1c. B\u1ec3 ch\u1ea3y n\u00f3ng, v\u00e0 tr\u1ee5c d\u00e0i u\u1ed1n cong ho\u1eb7c xo\u1eafn d\u01b0\u1edbi m\u00f4-men xo\u1eafn. Vibration qu\u00e1 m\u1ee9c n\u1ee9t h\u00e0n v\u00e0 h\u01b0 h\u1ea1i v\u00f2ng bi.<\/p>\n

C\u00e1c k\u1ef9 s\u01b0 ch\u1ed1ng l\u1ea1i \u0111i\u1ec1u n\u00e0y b\u1eb1ng c\u00e1c tr\u1ee5c d\u00e0y h\u01a1n v\u00e0 c\u00e1c trung t\u00e2m t\u0103ng c\u01b0\u1eddng. H\u1ecd c\u0169ng r\u00fat ng\u1eafn v\u00f9ng t\u1ed1c \u0111\u1ed9 quan tr\u1ecdng b\u1eb1ng c\u00e1ch \u0111\u1eb7t l\u01b0\u1ee1i dao n\u01a1i d\u00f2ng ch\u1ea3y m\u1ea1nh nh\u1ea5t. K\u1ebft qu\u1ea3 l\u00e0 \u00edt c\u0103ng th\u1eb3ng h\u01a1n v\u00e0 tu\u1ed5i th\u1ecd mang d\u00e0i h\u01a1n. C\u00e1c nh\u00e0 m\u00e1y th\u1ef1c t\u1ebf b\u00e1o c\u00e1o s\u1eeda ch\u1eefa tr\u1ee5c \u00edt h\u01a1n 30% sau khi chuy\u1ec3n sang c\u00e1c thi\u1ebft k\u1ebf n\u00e0y.<\/p>\n

Nh\u01b0ng ngay c\u1ea3 v\u1eadt li\u1ec7u m\u1ea1nh nh\u1ea5t c\u0169ng kh\u00f4ng th\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady n\u1ebfu l\u01b0u th\u00f4ng v\u1eabn k\u00e9m. \u0110i\u1ec1u \u0111\u00f3 \u0111\u01b0a ch\u00fang ta \u0111\u1ebfn v\u1ea5n \u0111\u1ec1 l\u1edbn ti\u1ebfp theo trong ch\u1ebf bi\u1ebfn \u0111\u1ea5t hi\u1ebfm n\u1eb7ng.<\/p>\n

Tr\u1ed9n b\u00f9n hi\u1ec7u qu\u1ea3 cho kho\u00e1ng ch\u1ea5t \u0111\u1ea5t hi\u1ebfm n\u1eb7ng<\/strong><\/h2>\n

N\u1ed3ng \u0111\u1ed9 \u0111\u1ea5t hi\u1ebfm c\u00f3 th\u1ec3 \u0111\u1ea1t 40-50% ch\u1ea5t r\u1eafn theo tr\u1ecdng l\u01b0\u1ee3ng. \u1ede m\u1eadt \u0111\u1ed9 \u0111\u00f3, m\u00e1y tr\u1ed9n b\u00ecnh th\u01b0\u1eddng t\u1ea1o ra c\u00e1c v\u00f9ng ch\u1ebft n\u01a1i c\u00e1c h\u1ea1t \u0111\u1ecbnh c\u01b0 v\u00e0 ph\u1ea3n \u1ee9ng t\u1ea1m d\u1eebng. Ph\u1ee5c h\u1ed3i b\u1ecb \u1ea3nh h\u01b0\u1edfng v\u00e0 t\u1eafc ngh\u1ebdn l\u1ecdc h\u1ea1 l\u01b0u. M\u1ed9t m\u00e1y khu\u1ea5y b\u00f9n \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng cho c\u00f4ng vi\u1ec7c n\u00e0y t\u1ea1o ra d\u00f2ng ch\u1ea3y tr\u1ee5c m\u1ea1nh m\u1ebd n\u00e2ng ch\u1ea5t r\u1eafn m\u00e0 kh\u00f4ng c\u1ea7n xay ch\u00fang th\u00e0nh ch\u1ea5t ph\u1ea1t.<\/p>\n

M\u1ee5c ti\u00eau \u0111\u01a1n gi\u1ea3n nh\u01b0ng \u0111\u00f2i h\u1ecfi: c\u00f4ng su\u1ea5t b\u01a1m cao \u1edf c\u1eaft th\u1ea5p. Qu\u00e1 nhi\u1ec1u c\u1eaft ph\u00e1 v\u1ee1 tinh th\u1ec3 c\u1ea7n thi\u1ebft \u0111\u1ec3 t\u00e1ch s\u1ea1ch sau \u0111\u00f3. B\u1ed9 khu\u1ea5y \u0111\u1ed9ng r\u1eeda ph\u1ea3i t\u1ea5n c\u00f4ng c\u00e2n b\u1eb1ng v\u00e0 c\u1eaft gi\u1ea3m s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng c\u00f9ng m\u1ed9t l\u00fac.<\/p>\n

\"B\u1ec3<\/p>\n

Nguy\u00ean t\u1eafc thi\u1ebft k\u1ebf ch\u00ednh cho m\u00e1y x\u00fac \u0111\u1ed9ng b\u1ec3 ch\u1ea3y<\/strong><\/h3>\n

M\u00e1y khu\u1ea5y r\u1ec9 hi\u1ec7n \u0111\u1ea1i s\u1eed d\u1ee5ng l\u01b0\u1ee1i c\u1eaft ch\u00e9o bi\u1ebfn \u0111\u1ed5i \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf c\u00e1c g\u00f3c thay \u0111\u1ed5i. So v\u1edbi tua bin l\u01b0\u1ee1i 45 \u0111\u1ed9 ti\u00eau chu\u1ea9n, c\u00e1c thi\u1ebft k\u1ebf n\u00e0y cung c\u1ea5p k\u1ebft qu\u1ea3 tr\u1ed9n t\u01b0\u01a1ng t\u1ef1 trong khi s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng \u00edt h\u01a1n 40-50%. B\u1eb1ng c\u00e1ch ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 trong c\u00e1c v\u00f9ng d\u00f2ng ch\u1ea3y t\u1ed1c \u0111\u1ed9 cao, c\u00e1nh qu\u1ea1t c\u00f3 th\u1ec3 di chuy\u1ec3n ch\u1ea5t l\u1ecfng h\u01a1n m\u00e0 kh\u00f4ng c\u1ea7n b\u1ec1 m\u1eb7t l\u01b0\u1ee1i biet l\u1edbn kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n

D\u00f2ng ch\u1ea3y tr\u1ee5c chi\u1ebfm \u01b0u th\u1ebf trong lo\u1ea1i m\u00e1y khu\u1ea5y \u0111\u1ed9ng n\u00e0y, gi\u1eef cho ch\u1ea5t r\u1eafn b\u1ecb treo tr\u00ean to\u00e0n b\u1ed9 chi\u1ec1u cao b\u1ec3. D\u00f2ng ch\u1ea3y b\u00e1n k\u00ednh v\u1eabn nh\u1eb9 nh\u00e0ng, ti\u1ebft ki\u1ec7m c\u00e1c b\u1ee9c t\u01b0\u1eddng b\u1ec3 v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd t\u00e0u. Trong c\u00e1c b\u1ec3 ph\u1ed1t phat v\u00e0 kh\u00f4ng s\u1eaft, c\u00e1c nh\u00e0 m\u00e1y s\u1eed d\u1ee5ng phong c\u00e1ch n\u00e0y b\u00e1o c\u00e1o ho\u1ea1t \u0111\u1ed9ng m\u01b0\u1ee3t m\u00e0 h\u01a1n v\u00e0 \u00edt t\u1eafc ngh\u1ebdn trong \u0111\u01b0\u1eddng \u1ed1ng h\u01a1n.<\/p>\n

K\u00edch th\u01b0\u1edbc \u0111\u1ed9ng c\u01a1 cho m\u00e1y khu\u1ea5y b\u00f9n m\u1eadt \u0111\u1ed9 cao<\/strong><\/h3>\n

Ch\u1ecdn \u0111\u1ed9ng c\u01a1 ph\u00f9 h\u1ee3p tr\u1edf n\u00ean r\u1ea5t quan tr\u1ecdng khi m\u1eadt \u0111\u1ed9 b\u00f9n \u0111\u1ea1t 1,8 g \/ cm\u00b3 ho\u1eb7c th\u1eadm ch\u00ed cao h\u01a1n \u0111\u00f3. N\u1ebfu \u0111\u1ed9ng c\u01a1 qu\u00e1 nh\u1ecf, n\u00f3 s\u1ebd qu\u00e1 n\u00f3ng nhanh ch\u00f3ng. M\u1eb7t kh\u00e1c, n\u1ebfu n\u00f3 qu\u00e1 l\u1edbn, n\u00f3 s\u1ebd l\u00e3ng ph\u00ed r\u1ea5t nhi\u1ec1u \u0111i\u1ec7n. \u0110\u1ec3 l\u00e0m \u0111i\u1ec1u n\u00e0y \u0111\u00fang, c\u00e1c k\u1ef9 s\u01b0 t\u00ecm ra n\u0103ng l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft. H\u1ecd d\u1ef1a tr\u00ean c\u00e1c t\u00ednh to\u00e1n c\u1ee7a h\u1ecd tr\u00ean c\u00e1c ph\u00e9p \u0111o m\u00f4-men xo\u1eafn t\u1eeb c\u00e1c th\u1eed nghi\u1ec7m tr\u00ean gi\u00e0n m\u00e1y gi\u1ea3m quy m\u00f4. V\u00ed d\u1ee5, m\u1ed9t \u0111\u01a1n v\u1ecb 1,5 kW c\u00f3 th\u1ec3 \u0111\u1ee7 cho m\u1ed9t b\u1ec3 th\u00ed \u0111i\u1ec3m nh\u1ecf. \u0110\u1ed3ng th\u1eddi, m\u1ed9t \u0111\u1ed9ng c\u01a1 300 kW c\u00f3 th\u1ec3 x\u1eed l\u00fd m\u1ed9t t\u00e0u quy m\u00f4 \u0111\u1ea7y \u0111\u1ee7 l\u1edbn c\u00f3 dung l\u01b0\u1ee3ng 1000 m\u00b3.<\/p>\n

C\u00e1c t\u00f9y ch\u1ecdn t\u1ed1c \u0111\u1ed9 \u0111i t\u1eeb th\u1ea5p nh\u01b0 0,01 rpm l\u00ean \u0111\u1ebfn 3000 rpm. Ph\u1ea1m vi r\u1ed9ng n\u00e0y cho ph\u00e9p c\u00e1c nh\u00e0 khai th\u00e1c thi\u1ebft l\u1eadp t\u1ef7 l\u1ec7 d\u00f2ng ch\u1ea3y ch\u00ednh x\u00e1c m\u00e0 qu\u00e1 tr\u00ecnh y\u00eau c\u1ea7u. Ngo\u00e0i ra, c\u00e1c \u1ed5 \u0111\u0129a t\u1ea7n s\u1ed1 bi\u1ebfn mang l\u1ea1i s\u1ef1 linh ho\u1ea1t b\u1ed5 sung. Nh\u1edd ch\u00fang, m\u1ed9t b\u1ed9 khu\u1ea5y \u0111\u1ed9ng c\u00f3 th\u1ec3 qu\u1ea3n l\u00fd c\u00e1c l\u00f4 qu\u1eb7ng kh\u00e1c nhau. Kh\u00f4ng c\u1ea7n thay \u0111\u1ed5i b\u1ea5t k\u1ef3 ph\u1ea7n c\u1ee9ng n\u00e0o m\u1ed7i l\u1ea7n.<\/p>\n

Ng\u0103n ng\u1eeba l\u1ed7i thi\u1ebft b\u1ecb t\u1ed1n k\u00e9m t\u1ea1i trang web<\/strong><\/h2>\n

M\u1ed9t s\u1ef1 th\u1ea5t b\u1ea1i c\u1ee7a b\u1ed9 khu\u1ea5y \u0111\u1ed9ng duy nh\u1ea5t c\u00f3 th\u1ec3 kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng to\u00e0n b\u1ed9 d\u00e2y chuy\u1ec1n r\u1eeda trong nhi\u1ec1u ng\u00e0y. Vibration tr\u1ee5c c\u00f3 th\u1ec3 n\u1edbi l\u1ecfng bu l\u00f4ng, ni\u00eam phong b\u1ecb h\u01b0 h\u1ea1i c\u00f3 th\u1ec3 g\u00e2y r\u00f2 r\u1ec9 axit, v\u00e0 b\u1ea3o tr\u00ec kh\u1ea9n c\u1ea5p nhanh ch\u00f3ng l\u00e0m t\u0103ng th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t m\u00e1y khu\u1ea5y \u0111\u1ed9ng c\u00f4ng nghi\u1ec7p t\u1ed1t gi\u1ea3i quy\u1ebft nh\u1eefng r\u1ee7i ro n\u00e0y tr\u1ef1c ti\u1ebfp v\u1edbi c\u00e1c b\u01b0\u1edbc k\u1ef9 thu\u1eadt \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh.<\/p>\n

H\u1ecd b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch ph\u00e2n t\u00edch d\u1eef li\u1ec7u d\u00f2ng ch\u1ea3y th\u1ef1c s\u1ef1 thay v\u00ec \u0111o\u00e1n. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y ph\u00e1t hi\u1ec7n c\u00e1c \u0111i\u1ec3m y\u1ebfu tr\u01b0\u1edbc khi s\u1ea3n xu\u1ea5t b\u1eaft \u0111\u1ea7u. S\u1ef1 thanh to\u00e1n xu\u1ea5t hi\u1ec7n trong c\u00e1c nh\u00e0 m\u00e1y ch\u1ea1y 24\/7 v\u1edbi b\u1ea5t ng\u1edd t\u1ed1i thi\u1ec3u.<\/p>\n

Gi\u1ea3m rung tr\u1ee5c khu\u1ea5y \u0111\u1ed9ng<\/strong><\/h3>\n

Vibration \u0111\u1ebfn t\u1eeb t\u1ea3i tr\u1ecdng kh\u00f4ng c\u00e2n b\u1eb1ng v\u00e0 l\u1ef1c l\u1ecfng. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00e2n b\u1eb1ng c\u00e1nh qu\u1ea1t v\u1edbi dung sai ch\u1eb7t ch\u1ebd v\u00e0 l\u00e0m c\u1ee9ng tr\u1ee5c n\u01a1i u\u1ed1n cong cao nh\u1ea5t. M\u1ed9t s\u1ed1 th\u00eam ch\u1ea5t \u1ed5n \u0111\u1ecbnh ho\u1eb7c thay \u0111\u1ed5i s\u1ed1 l\u01b0\u1ee1i \u0111\u1ec3 chuy\u1ec3n t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean ra kh\u1ecfi t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng. Nh\u1eefng c\u1ea3i ti\u1ebfn thi\u1ebft k\u1ebf n\u00e0y c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 s\u1ef1 rung trong khi ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

H\u1ec7 th\u1ed1ng ni\u00eam phong cho m\u00e1y khu\u1ea5y \u0111\u1ed9ng b\u00f9n axit<\/strong><\/h3>\n

H\u1ec7 th\u1ed1ng ni\u00eam phong ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi m\u1ed9t s\u1ed1 \u0111i\u1ec1u ki\u1ec7n kh\u00f3 kh\u0103n nh\u1ea5t trong d\u1ecbch v\u1ee5 b\u00f9n axit. Truy\u1ec1n th\u1ed1ng<\/p>\n

ni\u00eam phong \u0111\u00f3ng g\u00f3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 r\u00f2 r\u1ec9 v\u00e0 m\u1eb7c tr\u1ee5c nhanh ch\u00f3ng. C\u00e1c thi\u1ebft k\u1ebf m\u1edbi \u0111\u00f3ng g\u00f3i ch\u1eb7t ch\u1ebd h\u01a1n nh\u01b0ng cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh nhanh ch\u00f3ng trong khi ch\u1ea1y. C\u00e1c ni\u00eam phong c\u01a1 kh\u00ed b\u00e2y gi\u1edd s\u1eed d\u1ee5ng c\u00e1c v\u00f2ng t\u0129nh c\u01b0\u1eddng \u0111\u1ec3 x\u1eed l\u00fd dao \u0111\u1ed9ng l\u01b0\u1ee1i m\u00e0 kh\u00f4ng b\u1ecb th\u1ea5t b\u1ea1i.<\/p>\n

Nh\u1eefng n\u00e2ng c\u1ea5p n\u00e0y c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 r\u00f2 r\u1ec9 v\u00e0 chi ph\u00ed thay th\u1ebf tay \u00e1o tr\u1ee5c th\u1ea5p h\u01a1n. Trong c\u00e1c b\u1ec3 l\u01b0u tr\u1eef l\u1edbn tr\u00ean 1000 m\u00b3, c\u00e1c m\u00e1y khu\u1ea5y \u0111\u1ed9ng \u0111\u1ea7u v\u00e0o b\u00ean \u0111\u01b0\u1ee3c trang b\u1ecb ch\u00fang ch\u1ec9 s\u1eed d\u1ee5ng m\u1ed9t ph\u1ea7n ba c\u00f4ng su\u1ea5t c\u1ee7a c\u00e1c m\u00f4 h\u00ecnh \u0111\u1ea7u v\u00e0o trong khi gi\u1eef ch\u1ea5t l\u1ecfng an to\u00e0n b\u00ean trong.<\/p>\n

L\u00e0m cho b\u1ea3o tr\u00ec d\u1ec5 d\u00e0ng<\/strong><\/h3>\n

Kh\u1ea3 n\u0103ng truy c\u1eadp \u0111\u01b0\u1ee3c t\u00ednh khi xe t\u0103ng cao 10 m\u00e9t. C\u00e1c \u1ed5 \u0111\u0129a m\u00f4-\u0111un v\u00e0 kh\u1edbp n\u1ed1i gi\u1ea3i ph\u00f3ng nhanh cho ph\u00e9p c\u00e1c k\u1ef9 thu\u1eadt vi\u00ean trao \u0111\u1ed5i c\u00e1c b\u1ed9 ph\u1eadn m\u00e0 kh\u00f4ng tho\u00e1t n\u01b0\u1edbc b\u1ec3. N\u1ec1n t\u1ea3ng truy c\u1eadp an to\u00e0n v\u00e0 c\u00e1c thi\u1ebft b\u1ecb d\u00ednh ti\u00eau chu\u1ea9n h\u00f3a t\u1ed1c \u0111\u1ed9 m\u1ed7i chuy\u1ebfn th\u0103m d\u1ecbch v\u1ee5. C\u00e1c nh\u00e0 m\u00e1y \u00e1p d\u1ee5ng c\u00e1c t\u00ednh n\u0103ng n\u00e0y b\u00e1o c\u00e1o th\u1eddi gian b\u1ea3o tr\u00ec gi\u1ea3m m\u1ed9t n\u1eeda v\u00e0 \u00edt h\u01a1n c\u00e1c s\u1ef1 c\u1ed1 an to\u00e0n.<\/p>\n

V\u1edbi s\u1ef1 \u0103n m\u00f2n, tr\u1ed9n v\u00e0 \u0111\u1ed9 tin c\u1eady \u0111\u01b0\u1ee3c bao g\u1ed3m, c\u00e2u h\u1ecfi ti\u1ebfp theo l\u00e0 n\u01a1i \u0111\u1ec3 t\u00ecm c\u00e1c ch\u1ea5t khu\u1ea5y \u0111\u1ed9ng th\u1ef1c s\u1ef1 cung c\u1ea5p tr\u00ean c\u1ea3 ba m\u1eb7t tr\u1eadn c\u00f9ng m\u1ed9t l\u00fac.<\/p>\n

M\u00e1y khu\u1ea5y \u0111\u1ed9ng \u0111\u1ea5t hi\u1ebfm NHD cho ti\u00eau chu\u1ea9n khai th\u00e1c m\u1ecf to\u00e0n c\u1ea7u<\/strong><\/h2>\n

NHD<\/b><\/u><\/strong><\/a>\u00a0<\/b><\/strong>l\u00e0 m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t m\u00e1y khu\u1ea5y \u0111\u1ed9ng h\u00e0ng \u0111\u1ea7u cho c\u00e1c \u1ee9ng d\u1ee5ng ch\u1ebf bi\u1ebfn kho\u00e1ng s\u1ea3n v\u00e0 th\u1ee7y kim lo\u1ea1i \u0111\u00f2i h\u1ecfi v\u1edbi nhi\u1ec1u th\u1eadp k\u1ef7 kinh nghi\u1ec7m. Ph\u1ea1m vi s\u1ea3n ph\u1ea9m c\u1ee7a n\u00f3 bao g\u1ed3m 1,5 \u0111\u1ebfn 1000 kW v\u00e0 t\u1ed1c \u0111\u1ed9 t\u1eeb 0,01 \u0111\u1ebfn 3000 rpm, ph\u1ee5c v\u1ee5 c\u00e1c nh\u00e0 m\u00e1y ch\u1ebf bi\u1ebfn kho\u00e1ng s\u1ea3n, luy\u1ec7n kim v\u00e0 th\u1ee7y kim tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. M\u1ed7i \u0111\u01a1n v\u1ecb b\u1eaft \u0111\u1ea7u v\u1edbi d\u1eef li\u1ec7u c\u1ee7a kh\u00e1ch h\u00e0ng - lo\u1ea1i qu\u1eb7ng, \u0111\u1ed9 b\u1ec1n axit, t\u1ef7 l\u1ec7 ch\u1ea5t r\u1eafn - sau \u0111\u00f3 di chuy\u1ec3n qua m\u00f4 ph\u1ecfng CFD v\u00e0 th\u1eed nghi\u1ec7m v\u1eadt l\u00fd.<\/p>\n

NHD \u0111i\u1ec1u h\u00e0nh m\u1ed9t trong nh\u1eefng n\u1ec1n t\u1ea3ng th\u1eed nghi\u1ec7m t\u1ed1c \u0111\u1ed9 Doppler \u00e2m thanh (ADV) l\u1edbn nh\u1ea5t c\u1ee7a Trung Qu\u1ed1c v\u1edbi c\u00e1c b\u1ec3 c\u00f3 chi\u1ec1u r\u1ed9ng l\u00ean \u0111\u1ebfn 1800 mm. Thi\u1ebft l\u1eadp n\u00e0y cho ph\u00e9p c\u00e1c k\u1ef9 s\u01b0 x\u00e1c minh c\u00e1c m\u00f4 h\u00ecnh d\u00f2ng ch\u1ea3y v\u00e0 ti\u00eau th\u1ee5 \u0111i\u1ec7n tr\u01b0\u1edbc khi giao h\u00e0ng cu\u1ed1i c\u00f9ng. K\u1ebft qu\u1ea3 l\u00e0, thi\u1ebft k\u1ebf m\u00e1y khu\u1ea5y \u0111\u1ed9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng \u0111\u00e1ng tin c\u1eady h\u01a1n t\u1eeb th\u1eed nghi\u1ec7m th\u00ed \u0111i\u1ec3m \u0111\u1ebfn s\u1ea3n xu\u1ea5t \u0111\u1ea7y \u0111\u1ee7.<\/p>\n

Nghi\u00ean c\u1ee9u tr\u01b0\u1eddng h\u1ee3p: H\u1ec7 th\u1ed1ng khu\u1ea5y \u0111\u1ed9ng kho\u00e1ng s\u1ea3n B\u1eafc (AU)<\/strong><\/h3>\n

In 2017, Kho\u00e1ng s\u1ea3n mi\u1ec1n B\u1eafc<\/b><\/u><\/strong><\/a>\u00a0C\u1ea7n m\u1ed9t h\u1ec7 th\u1ed1ng m\u00f4-\u0111un ho\u00e0n ch\u1ec9nh cho nh\u00e0 m\u00e1y th\u00ed \u0111i\u1ec3m \u0111\u1ea5t hi\u1ebfm n\u1eb7ng 100 kt \/ m\u1ed9t \u1edf \u00dac. NHD \u0111\u00e3 cung c\u1ea5p b\u1ed9 khu\u1ea5y \u0111\u1ed9ng, ch\u1ea5t l\u00e0m d\u00e0y CCD v\u00e0 g\u00f3i chu\u1ea9n b\u1ecb flocculant theo l\u1ecbch tr\u00ecnh ch\u1eb7t ch\u1ebd n\u0103m th\u00e1ng. Thi\u1ebft k\u1ebf \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n AS \/ NZS nghi\u00eam ng\u1eb7t trong khi l\u00e0m vi\u1ec7c t\u1eeb th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u01a1 b\u1ea3n \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1edfi Worley Parsons. Kh\u00e1ch h\u00e0ng nh\u1eadn ra d\u1ef1 \u00e1n cho giao ti\u1ebfp tr\u01a1n tru, tu\u00e2n th\u1ee7 \u0111\u1ea7y \u0111\u1ee7 v\u00e0 giao h\u00e0ng k\u1ecbp th\u1eddi. C\u00e1c b\u1ed9 khu\u1ea5y \u0111\u1ed9ng \u0111\u00e3 gi\u1eef cho b\u00f9n \u0111\u1ed3ng nh\u1ea5t v\u00e0 ph\u1ea3n \u1ee9ng \u1ed5n \u0111\u1ecbnh k\u1ec3 t\u1eeb \u0111\u00f3, ch\u1ee9ng minh gi\u00e1 tr\u1ecb c\u1ee7a k\u1ef9 thu\u1eadt khu\u1ea5y \u0111\u1ed9ng r\u1ec9 ph\u00f9 h\u1ee3p trong d\u1ecbch v\u1ee5 \u0111\u1ea5t hi\u1ebfm th\u1ef1c s\u1ef1.<\/p>\n

\"H\u1ec7Ki\u1ec3m tra th\u00ed \u0111i\u1ec3m v\u00e0 ph\u00e2n t\u00edch ch\u1ea5t l\u1ecfng \u0111\u1ec3 l\u1ef1a ch\u1ecdn m\u00e1y khu\u1ea5y \u0111\u1ed9ng<\/strong><\/h3>\n

Tr\u01b0\u1edbc khi ho\u00e0n th\u00e0nh thi\u1ebft k\u1ebf m\u00e1y khu\u1ea5y \u0111\u1ed9ng, NHD ch\u1ea1y c\u00e1c th\u1eed nghi\u1ec7m quy m\u00f4 \u0111\u1ec3 so s\u00e1nh c\u00e1c h\u00ecnh d\u1ea1ng c\u00e1nh qu\u1ea1t kh\u00e1c nhau v\u00e0 \u0111\u00e1y b\u1ec3. C\u00e1c k\u1ef9 s\u01b0 \u0111o t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y ba chi\u1ec1u v\u00e0 n\u0103ng l\u01b0\u1ee3ng r\u00fat trong th\u1eddi gian th\u1ef1c. D\u1eef li\u1ec7u n\u00e0y \u0111i\u1ec1u khi\u1ec3n g\u00f3c l\u01b0\u1ee1i cu\u1ed1i c\u00f9ng, \u0111\u01b0\u1eddng k\u00ednh v\u00e0 k\u00edch th\u01b0\u1edbc \u0111\u1ed9ng c\u01a1.<\/p>\n

Kh\u00e1ch h\u00e0ng nh\u1eadn \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o r\u00f5 r\u00e0ng cho th\u1ea5y hi\u1ec7u su\u1ea5t d\u1ef1 ki\u1ebfn c\u1ee7a m\u00e1y khu\u1ea5y \u0111\u1ed9ng \u0111\u1ea5t hi\u1ebfm \u0111\u01b0\u1ee3c ch\u1ecdn trong \u0111i\u1ec1u ki\u1ec7n quy tr\u00ecnh c\u1ee7a h\u1ecd. \u0110i\u1ec1u n\u00e0y c\u1ea3i thi\u1ec7n vi\u1ec7c ra quy\u1ebft \u0111\u1ecbnh, gi\u1ea3m r\u1ee7i ro d\u1ef1 \u00e1n v\u00e0 gi\u00fap tr\u00e1nh th\u1eed nghi\u1ec7m v\u00e0 l\u1ed7i t\u1ed1n k\u00e9m th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn thi\u1ebft b\u1ecb tr\u1ed9n kh\u00f4ng t\u1ed1i \u01b0u h\u00f3a.<\/p>\n

K\u1ebft lu\u1eadn<\/strong><\/h2>\n

Khai th\u00e1c \u0111\u1ea5t hi\u1ebfm \u0111\u1eb7t y\u00eau c\u1ea7u nghi\u00eam tr\u1ecdng \u0111\u1ed1i v\u1edbi thi\u1ebft b\u1ecb tr\u1ed9n th\u1ee7y kim lo\u1ea1i. Axit, nhi\u1ec7t v\u00e0 b\u00f9n n\u1eb7ng \u0111\u00f2i h\u1ecfi nhi\u1ec1u h\u01a1n m\u00e1y tr\u1ed9n s\u1eb5n c\u00f3. M\u1ed9t m\u1ee5c \u0111\u00edch x\u00e2y d\u1ef1ng m\u00e1y khu\u1ea5y \u0111\u1ed9ng \u0111\u1ea5t hi\u1ebfm<\/b><\/u><\/strong><\/a>\u00a0t\u1eeb NHD<\/b><\/u><\/strong><\/a>\u00a0gi\u1eef cho ch\u1ea5t r\u1eafn b\u1ecb treo, ch\u1ed1ng \u0103n m\u00f2n v\u00e0 ch\u1ea1y hi\u1ec7u qu\u1ea3 trong nhi\u1ec1u n\u0103m. K\u1ebft qu\u1ea3 l\u00e0 ph\u1ee5c h\u1ed3i cao h\u01a1n, h\u00f3a \u0111\u01a1n \u0111i\u1ec7n th\u1ea5p h\u01a1n v\u00e0 t\u1eaft \u0111i\u1ec7n \u00edt h\u01a1n. \u0110\u1ed1i v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p khu\u1ea5y \u0111\u1ed9ng \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh ph\u00f9 h\u1ee3p v\u1edbi qu\u1eb7ng c\u1ee7a b\u1ea1n v\u00e0 ti\u00eau chu\u1ea9n c\u1ee7a b\u1ea1n, li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i t\u1ea1i sales@chinanhd.com<\/b><\/u><\/strong><\/a>D\u1ef1 \u00e1n ti\u1ebfp theo c\u1ee7a b\u1ea1n x\u1ee9ng \u0111\u00e1ng v\u1edbi thi\u1ebft b\u1ecb l\u00e0m vi\u1ec7c ch\u0103m ch\u1ec9 nh\u01b0 nh\u00f3m c\u1ee7a b\u1ea1n.<\/p>\n

C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/strong><\/h2>\n

Q1: S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh x\u00e1c gi\u1eefa vi\u1ec7c tr\u1ed9n ch\u1ea5t l\u1ecfng ti\u00eau chu\u1ea9n v\u00e0 b\u00f9n th\u1ee7y kim lo\u1ea1i l\u00e0 g\u00ec? <\/b><\/strong><\/p>\n

A: Ch\u1ea5t l\u1ecfng ti\u00eau chu\u1ea9n ch\u1ea3y t\u1ef1 do, nh\u01b0ng b\u00f9n ch\u1edf 40-50% ch\u1ea5t r\u1eafn \u0111\u1ecbnh c\u01b0 nhanh ch\u00f3ng v\u00e0 c\u1ea7n b\u01a1m tr\u1ee5c m\u1ea1nh c\u1ed9ng v\u1edbi c\u1eaft \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t.<\/p>\n

Q2: T\u1ea1i sao c\u00f3 th\u1ec3’ t th\u00e9p kh\u00f4ng g\u1ec9 ti\u00eau chu\u1ea9n t\u1ed3n t\u1ea1i trong m\u1ed9t b\u1ec3 r\u1eeda \u0111\u1ea5t hi\u1ebfm? <\/b><\/strong><\/p>\n

A: C\u00e1c h\u1ed1 v\u00e0 v\u1ebft n\u1ee9t kh\u00f4ng g\u1ec9 th\u00f4ng th\u01b0\u1eddng trong axit n\u00f3ng d\u01b0\u1edbi pH 1; h\u1ee3p kim chuy\u00ean d\u1ee5ng nh\u01b0 904L ho\u1eb7c 2205 ch\u1ed1ng l\u1ea1i l\u1ed7 l\u00e2u h\u01a1n.<\/p>\n

Q3: L\u00e0m th\u1ebf n\u00e0o NHD \u0111\u1ea3m b\u1ea3o c\u00e1c gi\u1ea3i ph\u00e1p k\u00edch \u0111\u1ed9ng s\u1ebd th\u1ef1c s\u1ef1 ho\u1ea1t \u0111\u1ed9ng cho qu\u1eb7ng kho\u00e1ng c\u1ee5 th\u1ec3 c\u1ee7a t\u00f4i? <\/b><\/strong><\/p>\n

A: NHD s\u1eed d\u1ee5ng th\u1eed nghi\u1ec7m m\u1eabu qu\u1eb7ng, ph\u00e2n t\u00edch ADV \u0111\u1ec3 \u0111o l\u01b0u l\u01b0\u1ee3ng v\u00e0 c\u00f4ng su\u1ea5t th\u1ef1c t\u1ebf, sau \u0111\u00f3 quy m\u00f4 thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u0111\u1eb7c t\u00ednh b\u1ec3 v\u00e0 b\u00f9n c\u1ee7a b\u1ea1n ch\u00ednh x\u00e1c.<\/p>","protected":false},"excerpt":{"rendered":"

Rare earth elements are essential to modern industries such as electric vehicles, wind power, and advanced electronics. However, extracting these metals from ore relies on complex hydrometallurgical processes, especially acid leaching. One weak point stands out: poor hydrometallurgy mixing. When slurry settles or chemicals fail to spread evenly, recovery rates drop, energy waste climbs, and […]<\/p>\n","protected":false},"author":1,"featured_media":6929,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[],"class_list":["post-6925","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":{"photo_gallery":{"\u6848\u4f8b\u753b\u5eca":[[]]}},"_links":{"self":[{"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/6925","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/comments?post=6925"}],"version-history":[{"count":1,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/6925\/revisions"}],"predecessor-version":[{"id":6930,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/6925\/revisions\/6930"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media\/6929"}],"wp:attachment":[{"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media?parent=6925"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/categories?post=6925"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/tags?post=6925"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}