{"id":6789,"date":"2026-02-12T11:50:44","date_gmt":"2026-02-12T03:50:44","guid":{"rendered":"https:\/\/www.chinanhd.com\/?p=6789"},"modified":"2026-02-12T12:23:53","modified_gmt":"2026-02-12T04:23:53","slug":"how-vertical-filter-press-revolutionize-tailings-management-and-backfill-economy","status":"publish","type":"post","link":"https:\/\/www.chinanhd.com\/vi\/how-vertical-filter-press-revolutionize-tailings-management-and-backfill-economy\/","title":{"rendered":"C\u00e1ch \u00e9p l\u1ecdc d\u1ecdc c\u00e1ch m\u1ea1ng h\u00f3a qu\u1ea3n l\u00fd r\u00e1c th\u1ea3i v\u00e0 n\u1ec1n kinh t\u1ebf b\u1ed5 sung"},"content":{"rendered":"

\"Quan<\/p>\n

C\u00e1c ti\u00eau \u0111\u1ec1 g\u1ea7n \u0111\u00e2y \u0111\u00e3 l\u00e0m n\u1ed5i b\u1eadt s\u1ef1 th\u00fac \u0111\u1ea9y th\u1ef1c h\u00e0nh khai th\u00e1c an to\u00e0n h\u01a1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 sau khi \u0111\u1eadp Jagersfontein s\u1ee5p \u0111\u1ed5 v\u00e0o n\u0103m 2022 \u1edf Nam Phi khi\u1ebfn h\u00e0ng tr\u0103m ng\u01b0\u1eddi di d\u1eddi v\u00e0 nh\u1ea5n m\u1ea1nh c\u00e1c m\u1ed1i nguy hi\u1ec3m c\u1ee7a vi\u1ec7c l\u01b0u tr\u1eef r\u00e1c th\u1ea3i truy\u1ec1n th\u1ed1ng. Khi c\u00e1c c\u01a1 quan qu\u1ed1c t\u1ebf nh\u01b0 ICMM th\u00fac \u0111\u1ea9y c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ch\u1ed3ng kh\u00f4 tailings, c\u00e1c m\u1ecf \u0111ang chuy\u1ec3n sang NHD’ S ti\u00ean ti\u1ebfn M\u00e1y \u00e9p l\u1ecdc d\u1ecdc<\/b><\/u><\/strong><\/a>\u00a0h\u1ec7 th\u1ed1ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 m\u00f4i tr\u01b0\u1eddng v\u00e0 b\u1ec1n v\u1eefng ho\u1ea1t \u0111\u1ed9ng. Trong blog n\u00e0y, ch\u00fang t\u00f4i’ Ch\u00fang t\u00f4i s\u1ebd l\u1eb7n v\u00e0o c\u00e1ch c\u00e1c t\u00ednh n\u0103ng n\u00e0y \u0111\u1ecbnh h\u00ecnh l\u1ea1i ho\u1ea1t \u0111\u1ed9ng cho c\u00e1c chuy\u00ean gia khai th\u00e1c m\u1ecf t\u00ecm c\u00e1ch \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 qu\u1ea3n l\u00fd ch\u1ea5t th\u1ea3i v\u00e0 t\u0103ng c\u01b0\u1eddng chi\u1ebfn l\u01b0\u1ee3c b\u1ed5 sung c\u1ee7a h\u1ecd.<\/p>\n

L\u00e0m th\u1ebf n\u00e0o m\u00e1y \u00e9p l\u1ecdc bi\u1ebfn ch\u1ea5t th\u1ea3i th\u00e0nh t\u00e0i nguy\u00ean c\u00f3 gi\u00e1 tr\u1ecb<\/strong><\/h2>\n

M\u00e1y \u00e9p l\u1ecdc l\u00e0m nhi\u1ec1u h\u01a1n l\u00e0 t\u00e1ch r\u1eafn kh\u1ecfi n\u01b0\u1edbc trong ch\u1ea5t th\u1ea3i khai th\u00e1c m\u1ecf. H\u1ecd t\u1ea1o ra c\u00e1c \u0111\u1ea7u ra c\u00f3 gi\u00e1 tr\u1ecb th\u1ef1c s\u1ef1 \u0111\u1ec3 t\u00e1i s\u1eed d\u1ee5ng. Trong qu\u1ea3n l\u00fd r\u00e1c th\u1ea3i, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 bi\u1ebfn b\u00f9n th\u00e0nh c\u00e1c d\u1ea1ng kh\u00f4, \u1ed5n \u0111\u1ecbnh s\u1eb5n s\u00e0ng cho c\u00e1c vai tr\u00f2 m\u1edbi. Qu\u00e1 tr\u00ecnh n\u00e0y gi\u1ea3m nhu c\u1ea7u l\u01b0u tr\u1eef v\u00e0 m\u1edf ra l\u1ee3i \u00edch kinh t\u1ebf. Nhi\u1ec1u trang web hi\u1ec7n nay xem \u0111u\u00f4i kh\u00f4ng ph\u1ea3i l\u00e0 r\u00e1c th\u1ea3i m\u00e0 l\u00e0 m\u1ed9t ngu\u1ed3n v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng. S\u1ef1 thay \u0111\u1ed5i t\u01b0 duy n\u00e0y \u0111\u1ebfn t\u1eeb c\u00f4ng ngh\u1ec7 t\u1ed1t h\u01a1n \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c m\u1ee5c ti\u00eau tinh khi\u1ebft m\u1ed9t c\u00e1ch nh\u1ea5t qu\u00e1n. Let’ Kh\u00e1m ph\u00e1 nh\u1eefng tr\u1edf ng\u1ea1i h\u00f3a h\u1ecdc v\u00e0 c\u00e1ch ch\u00fang d\u1eabn \u0111\u1ebfn s\u1ef1 thay th\u1ebf v\u00e0 ti\u1ebft ki\u1ec7m th\u00f4ng minh.<\/p>\n

\"M\u00e1y<\/p>\n

Cracking H\u00f3a h\u1ecdc<\/strong><\/h3>\n

\u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c lo\u1ea1i \u0111u\u00f4i kh\u00f4ng nguy hi\u1ec3m \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ch\u00ednh x\u00e1c: gi\u1ea3m ph\u1ed1t pho xu\u1ed1ng < 0.2%<\/b><\/strong>, fluor \u0111\u1ebfn < 0.03%<\/b><\/strong>v\u00e0 lo\u1ea1i b\u1ecf d\u1ea5u v\u1ebft h\u1eefu c\u01a1. Thi\u1ebft k\u1ebf m\u00e1y \u00e9p l\u1ecdc d\u1ecdc \u00e1p d\u1ee5ng m\u1ed9t l\u1ef1c \u1ed5n \u0111\u1ecbnh, l\u00ean \u0111\u1ebfn 1,8 MPa, tr\u00ean c\u00e1c t\u1ea5m r\u1ed9ng. \u0110i\u1ec1u n\u00e0y \u0111\u1ea9y ra c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m c\u00f3 th\u1ec3 g\u00e2y \u00f4 nhi\u1ec5m n\u01b0\u1edbc ng\u1ea7m. L\u1ea5y c\u00e1c \u0111\u1ecba \u0111i\u1ec3m khai th\u00e1c lithium, n\u01a1i fluor cao l\u00e0 ph\u1ed5 bi\u1ebfn - c\u00e1c \u0111\u01a1n v\u1ecb n\u00e0y c\u00f3 th\u1ec3 r\u1eeda c\u00e1c chu k\u1ef3 nhi\u1ec1u l\u1ea7n, gi\u1ea3m m\u1ee9c 60-70% trong m\u1ed9t chuy\u1ebfn \u0111i. C\u00e1c tinh th\u1ec3 th\u00f4 h\u00ecnh th\u00e0nh l\u00e0 inert, \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n t\u1eeb c\u00e1c c\u01a1 quan nh\u01b0 Trung Qu\u1ed1c’ B\u1ed9 Sinh th\u00e1i v\u00e0 M\u00f4i tr\u01b0\u1eddng. N\u1ebfu kh\u00f4ng c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c n\u00e0y, ch\u1ea5t th\u1ea3i c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i cho h\u1ec7 sinh th\u00e1i trong nhi\u1ec1u n\u0103m. Nh\u01b0ng v\u1edbi n\u00f3, th\u1ea1ch b\u01a1 tr\u1edf th\u00e0nh m\u1ed9t c\u01a1 s\u1edf s\u1ea1ch s\u1ebd, kh\u00f4ng c\u00f3 nguy c\u01a1 r\u1ec9 r\u1ec9.<\/p>\n

T\u1ed1i \u0111a h\u00f3a ROI: r\u00e1c th\u1ea3i nh\u01b0 m\u1ed9t thay th\u1ebf xi m\u0103ng <\/strong><\/h3>\n

B\u1ea1ch th\u1ea1ch ho\u1ea1t \u0111\u1ed9ng tinh khi\u1ebft cao \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1edfi h\u1ec7 th\u1ed1ng NHD c\u00f3 th\u1ec3 thay th\u1ebf\u00a0<\/b><\/strong>60-80% xi m\u0103ng<\/b><\/strong>\u00a0trong l\u1ea5p \u0111\u1ea7y m\u1ecf, \u0111\u1ea1t \u0111\u1ed9 m\u1ea1nh n\u00e9n 1,5-2,5 MPa.<\/p>\n