![\"L\u1ecdc](\"https:\/\/www.chinanhd.com\/wp-content\/uploads\/2025\/09\/Coffee-filtration.webp\")
<\/div>\n\u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao b\u1ed9 l\u1ecdc \u0111\u0129a \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t y\u1ebfu t\u1ed1 ch\u00ednh trong s\u1ea3n xu\u1ea5t alumina. Ch\u00fang tr\u00edch xu\u1ea5t ch\u1ea5t r\u1eafn t\u1eeb ch\u1ea5t l\u1ecfng v\u1edbi m\u1ed9t d\u00f2ng ch\u1ea3y m\u01b0\u1ee3t m\u00e0 kh\u00f4ng gi\u00e1n \u0111o\u1ea1n, t\u0103ng n\u0103ng su\u1ea5t trong khi gi\u1ea3m ch\u1ea5t th\u1ea3i. Cho d\u00f9 b\u1ea1n’ re m\u1edf r\u1ed9ng nh\u00e0 m\u00e1y c\u1ee7a b\u1ea1n ho\u1eb7c gi\u1ea3i quy\u1ebft th\u00e1ch th\u1ee9c s\u1ea3n xu\u1ea5t, l\u00e0m ch\u1ee7 s\u1ee9c m\u1ea1nh c\u1ee7a b\u1ed9 l\u1ecdc \u0111\u0129a c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n th\u00e0nh c\u00f4ng. H\u00e3y’ Kh\u00e1m ph\u00e1 l\u00fd do t\u1ea1i sao h\u1ecd xu\u1ea5t s\u1eafc v\u00e0 l\u00e0m th\u1ebf n\u00e0o h\u1ecd \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y.<\/p>\n
Th\u00e1ch th\u1ee9c l\u1ecdc b\u00f9n \u0111\u1ecf: H\u01a1n ch\u1ec9 l\u00e0 t\u00e1ch<\/strong><\/h2>\nL\u1ecdc b\u00f9n \u0111\u1ecf kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t b\u01b0\u1edbc sau - n\u00f3 n\u1eb1m \u1edf trung t\u00e2m c\u1ee7a s\u1ea3n xu\u1ea5t alumina, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ef7 l\u1ec7 ph\u1ee5c h\u1ed3i, ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng v\u00e0 t\u00e1c \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng. \u0110\u1ec3 hi\u1ec3u vai tr\u00f2 c\u1ee7a n\u00f3, ch\u00fang ta ph\u1ea3i b\u1eaft \u0111\u1ea7u v\u1edbi quy tr\u00ecnh Bayer.<\/p>\n
\u1ede \u0111\u00e2y, qu\u1eb7ng bauxite \u0111\u01b0\u1ee3c xay v\u00e0 tr\u1ed9n v\u1edbi soda caustic d\u01b0\u1edbi nhi\u1ec7t v\u00e0 \u00e1p l\u1ef1c. \u0110i\u1ec1u n\u00e0y k\u00e9o ra alumina, \u0111\u1ec3 l\u1ea1i b\u00f9n \u0111\u1ecf ph\u00eda sau. \u0110\u1ed1i v\u1edbi m\u1ed7i t\u1ea5n alumina, 1 \u0111\u1ebfn 1,5 t\u1ea5n b\u00f9n \u0111\u1ecf \u0111\u01b0\u1ee3c t\u1ea1o ra. Ch\u1ea5t th\u1ea3i n\u00e0y mang theo c\u00e1c h\u1ea1t m\u1ecbn, th\u01b0\u1eddng d\u01b0\u1edbi 10 micron, v\u1edbi pH cao g\u1ea7n 13, v\u00e0 k\u1ebft c\u1ea5u d\u00ednh d\u00e1n b\u00e1m v\u00e0o m\u1ecdi th\u1ee9. Do \u0111\u00f3, vi\u1ec7c r\u1eeda v\u00e0 l\u1ecdc hi\u1ec7u qu\u1ea3 l\u00e0 r\u1ea5t quan tr\u1ecdng. N\u00f3 t\u0103ng c\u01b0\u1eddng ph\u1ee5c h\u1ed3i alumina, c\u1eaft gi\u1ea3m s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng trong giai \u0111o\u1ea1n bay h\u01a1i v\u00e0 gi\u1ea3m thi\u1ec3u g\u00e1nh n\u1eb7ng x\u1eed l\u00fd b\u00f9n \u0111\u1ecf.<\/p>\n
Nh\u01b0ng l\u00e0m \u0111\u00fang kh\u00f4ng d\u1ec5 d\u00e0ng. Thi\u1ebft b\u1ecb truy\u1ec1n th\u1ed1ng - ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1ed9 l\u1ecdc tr\u1ed1ng ch\u00e2n kh\u00f4ng quay v\u00e0 m\u00e1y \u00e9p t\u1ea5m v\u00e0 khung - \u0111\u00e3 t\u1eebng th\u1ed1ng tr\u1ecb ng\u00e0nh c\u00f4ng nghi\u1ec7p. Ch\u00fang d\u1ef1a v\u00e0o ch\u00e2n kh\u00f4ng ho\u1eb7c \u00e1p su\u1ea5t \u0111\u1ec3 h\u00ecnh th\u00e0nh b\u00e1nh l\u1ecdc, v\u00e0 ch\u00fang ho\u1ea1t \u0111\u1ed9ng h\u1ee3p l\u00fd t\u1ed1t tr\u00ean b\u00f9n th\u00f4 h\u01a1n. Nh\u01b0ng khi n\u00f3i \u0111\u1ebfn b\u00f9n \u0111\u1ecf, \u0111i\u1ec3m y\u1ebfu c\u1ee7a ch\u00fang \u0111\u01b0\u1ee3c l\u1ed9 ra: c\u00e1c chu k\u1ef3 k\u00e9o d\u00e0i, v\u1ea3i l\u1ecdc t\u1eafc ngh\u1ebdn nhanh ch\u00f3ng v\u00e0 chi ph\u00ed b\u1ea3o tr\u00ec leo thang. Nh\u1eefng h\u1ea1n ch\u1ebf n\u00e0y t\u1ea1o ra c\u00e1c c\u1ed5 bottleneck hi\u1ec7u qu\u1ea3 c\u00f3 l\u00e0n s\u00f3ng tr\u00ean to\u00e0n b\u1ed9 nh\u00e0 m\u00e1y alumina.<\/p>\n
C\u1ed5 chai hi\u1ec7u qu\u1ea3<\/strong><\/h3>\nT\u1ed1c \u0111\u1ed9 k\u1ec3 c\u00e2u chuy\u1ec7n. M\u1ed9t b\u1ed9 l\u1ecdc tr\u1ed1ng c\u00f3 th\u1ec3 m\u1ea5t 5-10 ph\u00fat m\u1ed7i chu k\u1ef3, \u0111\u1ec3 l\u1ea1i b\u00e1nh v\u1edbi \u0111\u1ed9 \u1ea9m 25-30%. C\u00e1c h\u1ea1t nh\u1ecf c\u1ee7a b\u00f9n \u0111\u1ecf ch\u1eb7n l\u1ed7 ch\u00e2n l\u00f4ng nhanh ch\u00f3ng, gi\u1ea3m d\u00f2ng ch\u1ea3y xu\u1ed1ng m\u1ed9t ch\u1ea3y. M\u1ed9t \u0111\u1ecba \u0111i\u1ec3m alumina b\u00e1o c\u00e1o s\u1ea3n l\u01b0\u1ee3ng h\u00e0ng ng\u00e0y gi\u1ea3m 15% do k\u00e9o n\u00e0y. S\u1ee3i s\u00f3ng t\u1ea5n c\u00f4ng c\u00e1c giai \u0111o\u1ea1n gi\u1eb7t, n\u01a1i thu\u1ebf n\u01b0\u1edbc b\u1ed5 sung b\u1ed1c h\u01a1i.<\/p>\n
S\u1ef1 c\u0103ng th\u1eb3ng m\u1edf r\u1ed9ng \u0111\u1ebfn \u0111\u1ed9 tin c\u1eady c\u1ee7a thi\u1ebft b\u1ecb. M\u00e1y b\u01a1m v\u00e0 van c\u00f3 th\u1ec3 m\u00f2n \u0111i nhanh h\u01a1n d\u01b0\u1edbi t\u1ea3i tr\u1ecdng kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u, \u0111\u1ea9y chi ph\u00ed s\u1eeda ch\u1eefa l\u00ean. C\u00e1c nh\u00e0 \u0111i\u1ec1u h\u00e0nh th\u01b0\u1eddng xuy\u00ean \u0111i\u1ec1u ch\u1ec9nh c\u00e1c c\u00e0i \u0111\u1eb7t \u0111\u1ec3 t\u00ecm ki\u1ebfm s\u1ef1 \u1ed5n \u0111\u1ecbnh, nh\u01b0ng c\u00e1c h\u1ec7 th\u1ed1ng theo ki\u1ec3u l\u00f4 truy\u1ec1n th\u1ed1ng kh\u00f3 kh\u0103n \u0111\u1ec3 theo k\u1ecbp v\u1edbi b\u1ea3n ch\u1ea5t li\u00ean t\u1ee5c v\u00e0 \u0111\u00f2i h\u1ecfi c\u1ee7a vi\u1ec7c x\u1eed l\u00fd b\u00f9n \u0111\u1ecf. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn \u0111i\u1ec3m \u0111au ti\u1ebfp theo: th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n
Chi ph\u00ed cao c\u1ee7a downtime<\/strong><\/h3>\nH\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng \u0111i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra n\u1ebfu m\u1ed9t d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t \u0111\u1ed9t nhi\u00ean d\u1eebng l\u1ea1i. Trong s\u1ea3n xu\u1ea5t alumina, m\u1ed7i gi\u1edd ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 t\u1ed1n 10.000 USD ho\u1eb7c nhi\u1ec1u h\u01a1n trong s\u1ea3n xu\u1ea5t b\u1ecb m\u1ea5t. C\u00e1c b\u1ed9 l\u1ecdc truy\u1ec1n th\u1ed1ng c\u1ea7n d\u1eebng l\u1ea1i m\u1ed7i 4-6 gi\u1edd \u0111\u1ec3 l\u00e0m s\u1ea1ch, v\u1edbi s\u1ef1 d\u00ednh d\u00e1n c\u1ee7a b\u00f9n \u0111\u1ecf k\u00edch ho\u1ea1t s\u1ef1 d\u1eebng l\u1ea1i th\u00eam.<\/p>\n
Chi ph\u00ed lao \u0111\u1ed9ng c\u0169ng t\u0103ng l\u00ean. C\u00e1c k\u1ef9 thu\u1eadt vi\u00ean d\u00e0nh nhi\u1ec1u gi\u1edd \u0111\u1ec3 c\u1ea1o t\u00edch l\u0169y ho\u1eb7c s\u1eafp x\u1ebfp l\u1ea1i c\u00e1c b\u1ed9 ph\u1eadn, chuy\u1ec3n ch\u00fang kh\u1ecfi c\u00e1c nhi\u1ec7m v\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb cao h\u01a1n. C\u00e1c v\u1eadt li\u1ec7u ti\u00eau th\u1ee5 t\u0103ng th\u00eam chi ph\u00ed: V\u1ea3i thay th\u1ebf ho\u1eb7c ni\u00eam phong kh\u00f4ng r\u1ebb - s\u1eeda ch\u1eefa c\u00f3 th\u1ec3 \u0111\u1ea1t 50.000 \u0111\u00f4 la. R\u1ee7i ro an to\u00e0n c\u0169ng t\u0103ng l\u00ean, v\u1edbi tr\u00e0n n\u01b0\u1edbc v\u00e0 ti\u1ebfp x\u00fac v\u1edbi ch\u1ea5t g\u00e2y \u0103n trong qu\u00e1 tr\u00ecnh s\u1eeda ch\u1eefa v\u1ed9i v\u00e0ng. V\u1edbi chi ph\u00ed th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng ng\u00e0y c\u00e0ng t\u0103ng, tr\u01b0\u1eddng h\u1ee3p cho c\u00e1c gi\u1ea3i ph\u00e1p \u0111\u00e1ng tin c\u1eady h\u01a1n tr\u1edf n\u00ean r\u00f5 r\u00e0ng.<\/p>\n
Hi\u1ec7u \u1ee9ng Ripple \u0111\u1ed1i v\u1edbi ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng<\/strong><\/h3>\nKhi b\u00e1nh mang \u0111\u1ed9 \u1ea9m d\u01b0 th\u1eeba, m\u00e1y bay h\u01a1i xu\u1ed1ng d\u00f2ng \u0111\u00e1 v\u00e0o overdrive. S\u1ef1 t\u0103ng \u0111\u1ed9 \u1ea9m 5% c\u00f3 th\u1ec3 th\u00eam 10-15% v\u00e0o vi\u1ec7c s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng, chuy\u1ec3n sang h\u00e0ng ng\u00e0n \u0111\u00f4 la m\u1ed7i th\u00e1ng. C\u00e1c l\u1ef1a ch\u1ecdn l\u1ecdc \u0111\u0129a truy\u1ec1n th\u1ed1ng th\u01b0\u1eddng \u0111\u1ec3 l\u1ea1i ch\u1ea5t l\u1ecfng b\u1ecb m\u1eafc k\u1eb9t, bu\u1ed9c c\u00e1c nh\u00e0 m\u00e1y \u0111\u1ed1t ch\u00e1y nhi\u1ec1u h\u01a1i n\u01b0\u1edbc ho\u1eb7c kh\u00ed. Trong s\u1ea3n xu\u1ea5t alumina, n\u01a1i n\u0103ng l\u01b0\u1ee3ng l\u00e0 m\u1ed9t chi ph\u00ed h\u00e0ng \u0111\u1ea7u, \u0111i\u1ec3m y\u1ebfu n\u00e0y b\u1ecb t\u1ea5n c\u00f4ng kh\u00f3 kh\u0103n. Ngo\u00e0i chi ph\u00ed tr\u1ef1c ti\u1ebfp, n\u0103ng l\u01b0\u1ee3ng l\u00e3ng ph\u00ed c\u0103ng th\u1eb3ng thi\u1ebft b\u1ecb tu\u1ed5i th\u1ecd. \u0110\u1ed9ng c\u01a1 ch\u1ea1y n\u00f3ng h\u01a1n, ni\u00eam phong suy tho\u00e1i v\u00e0 chu k\u1ef3 b\u1ea3o tr\u00ec r\u00fat ng\u1eafn.<\/p>\n
\u00c1p su\u1ea5t m\u00f4i tr\u01b0\u1eddng v\u00e0 an to\u00e0n<\/strong><\/h3>\nD\u1ea5u ch\u00e2n m\u00f4i tr\u01b0\u1eddng c\u1ee7a b\u00f9n \u0111\u1ecf d\u1ec7t l\u1edbn. B\u00e1nh \u01b0\u1edbt t\u1eeb c\u00e1c h\u1ec7 th\u1ed1ng l\u1ed7i th\u1eddi c\u1ea7n ao l\u1edbn h\u01a1n, l\u00e0m t\u0103ng nguy c\u01a1 s\u1eed d\u1ee5ng \u0111\u1ea5t v\u00e0 r\u1ec9 r\u1ec9. M\u1ed9t nh\u00e0 m\u00e1y alumina duy nh\u1ea5t c\u00f3 th\u1ec3 t\u1ea1o ra h\u01a1n 2 tri\u1ec7u t\u1ea5n b\u00f9n \u0111\u1ecf m\u1ed7i n\u0103m, v\u00e0 n\u01b0\u1edbc d\u01b0 th\u1eeba c\u00f3 ngh\u0129a l\u00e0 nhi\u1ec1u xe t\u1ea3i v\u00e0 kh\u00ed th\u1ea3i h\u01a1n. C\u00e1c nh\u00e0 qu\u1ea3n l\u00fd \u0111ang th\u1eaft ch\u1eb7t gi\u00e1m s\u00e1t: c\u00e1c c\u01a1 quan nh\u01b0 EPA v\u00e0 c\u00e1c khung nh\u01b0 REACH c\u1ee7a ch\u00e2u \u00c2u \u00e1p \u0111\u1eb7t c\u00e1c quy t\u1eafc tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t, v\u1edbi c\u00e1c h\u00ecnh ph\u1ea1t cho vi ph\u1ea1m \u0111\u1ea1t 1 tri\u1ec7u euro.<\/p>\n
![\"T\u00e1c](\"https:\/\/www.chinanhd.com\/wp-content\/uploads\/2025\/09\/The-impact-of-red-mud-on-the-environment.webp\")
<\/div>\nC\u00e1c m\u1ed1i quan t\u00e2m an to\u00e0n th\u00eam s\u1ef1 kh\u1ea9n c\u1ea5p h\u01a1n. M\u00e1y \u00e9p \u00e1p su\u1ea5t cao c\u00f3 th\u1ec3 th\u1ea5t b\u1ea1i n\u1ebfu ni\u00eam phong v\u1ee1, trong khi b\u1ed9 l\u1ecdc tr\u1ed1ng l\u00e0m cho c\u00f4ng nh\u00e2n ti\u1ebfp x\u00fac v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn di chuy\u1ec3n v\u00e0 b\u00f9n \u0103n m\u00f2n. Trong kh\u00f4ng gian h\u1ea1n ch\u1ebf, ngay c\u1ea3 tr\u00e0n n\u01b0\u1edbc nh\u1ecf c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed1i nguy hi\u1ec3m. Do \u0111\u00f3, thi\u1ebft b\u1ecb l\u1ecdc kh\u00f4ng ch\u1ec9 ph\u1ea3i ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 m\u00e0 c\u00f2n ch\u1ee9a r\u1ee7i ro \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u1ea3 con ng\u01b0\u1eddi v\u00e0 m\u00f4i tr\u01b0\u1eddng.<\/p>\n
T\u1ea1i sao b\u1ed9 l\u1ecdc \u0111\u0129a xu\u1ea5t hi\u1ec7n nh\u01b0 l\u00e0 gi\u1ea3i ph\u00e1p cu\u1ed1i c\u00f9ng<\/strong><\/h2>\nB\u1ed9 l\u1ecdc \u0111\u0129a d\u1ecdc, m\u1ed9t c\u1ef1u chi\u1ebfn binh c\u1ee7a thi\u1ebft b\u1ecb l\u1ecdc, s\u1eed d\u1ee5ng m\u1ed9t lo\u1ea1t \u0111\u0129a ng\u1ea7m \u0111\u1ec3 k\u00e9o ch\u1ea5t r\u1eafn \u1ed5n \u0111\u1ecbnh t\u1eeb b\u00f9n. N\u00f3 ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c v\u00e0 t\u1ef1 \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean t\u1eafc l\u1ecdc ch\u00e2n kh\u00f4ng. \u0110\u1ed1i v\u1edbi l\u1ecdc b\u00f9n \u0111\u1ecf alumina, c\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y bi\u1ebfn h\u1ed7n lo\u1ea1n th\u00e0nh ki\u1ec3m so\u00e1t, cung c\u1ea5p m\u1ed9t tuy\u1ebfn s\u1ed1ng cho c\u00e1c nh\u00e0 m\u00e1y \u0111ang v\u1eadt l\u1ed9n.<\/p>\n
Nguy\u00ean t\u1eafc ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c<\/strong><\/h3>\nTr\u1ecdng t\u00e2m c\u1ee7a n\u00f3, b\u1ed9 l\u1ecdc \u0111\u0129a d\u1ef1a v\u00e0o n\u0103ng l\u01b0\u1ee3ng ch\u00e2n kh\u00f4ng. Nhi\u1ec1u \u0111\u0129a, bao b\u1ecdc trong v\u1ea3i l\u1ecdc, nh\u00fang v\u00e0o b\u1ec3 b\u00f9n. Khi ch\u00fang xoay ch\u1eadm - kho\u1ea3ng 0,5 \u0111\u1ebfn 2 v\u00f2ng\/ph\u00fat - ch\u00e2n kh\u00f4ng k\u00e9o ch\u1ea5t l\u1ecfng qua, \u0111\u1ec3 l\u1ea1i m\u1ed9t chi\u1ebfc b\u00e1nh m\u1ecfng tr\u00ean m\u1ed7i m\u1eb7t. B\u00e1nh n\u01b0\u1edbng l\u00ean \u0111\u1ec3 s\u1ea5y kh\u00f4, sau \u0111\u00f3 c\u1ea1o ra v\u00e0o c\u00e1c chutes. Kh\u00f4ng kh\u00ed n\u1ed5 d\u1ecdn d\u1eb9p d\u01b0 th\u1eeba, v\u00e0 chu k\u1ef3 cu\u1ed9n l\u00ean.<\/p>\n
B\u1ed9 l\u1ecdc \u0111\u0129a t\u1ef1 \u0111\u1ed9ng ch\u1ea1y v\u1edbi \u00edt gi\u00e1m s\u00e1t. M\u1ed9t van trung t\u00e2m qu\u1ea3n l\u00fd c\u00e1c giai \u0111o\u1ea1n: h\u00ecnh th\u00e0nh b\u00e1nh, s\u1ea5y v\u00e0 x\u1ea3. \u0110\u1ed1i v\u1edbi b\u00f9n b\u00f9n \u0111\u1ecf \u0111\u1ea7y th\u00e1ch th\u1ee9c, v\u1ea3i l\u1ecdc x\u1eed l\u00fd c\u00e1c h\u1ea1t m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady xu\u1ed1ng \u0111\u1ebfn 5 micron, s\u1ea3n xu\u1ea5t b\u00e1nh \u1edf \u0111\u1ed9 \u1ea9m c\u00f2n l\u1ea1i 18-22%.<\/p>\n
Hi\u1ec7u qu\u1ea3 t\u1ed1i \u0111a trong thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn<\/strong><\/h3>\nNh\u00e0 m\u00e1y nh\u00f4m th\u01b0\u1eddng v\u1eadt l\u1ed9n v\u1edbi kh\u00f4ng gian s\u00e0n h\u1ea1n ch\u1ebf - b\u1ec3, l\u00f2 ph\u1ea3n \u1ee9ng v\u00e0 b\u0103ng t\u1ea3i l\u1ea5p \u0111\u1ea7y m\u1ecdi g\u00f3c. B\u1ed9 l\u1ecdc \u0111\u0129a l\u00e0m gi\u1ea3m g\u00e1nh n\u1eb7ng \u0111\u00f3. M\u1ed9t \u0111\u01a1n v\u1ecb 120 m\u00b2 ph\u00f9 h\u1ee3p v\u1edbi 10 \u00d7 15 m\u00e9t, so v\u1edbi 20 \u00d7 25 cho tr\u1ed1ng quay t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. B\u1eb1ng c\u00e1ch x\u1ebfp \u0111\u0129a ch\u1ed3ng nhau theo chi\u1ec1u d\u1ecdc, khu v\u1ef1c l\u1ecdc m\u1edf r\u1ed9ng m\u00e0 kh\u00f4ng m\u1edf r\u1ed9ng d\u1ea5u ch\u00e2n.<\/p>\n
Thi\u1ebft k\u1ebf n\u1ed9i b\u1ed9 ti\u1ebfp t\u1ee5c t\u0103ng c\u01b0\u1eddng hi\u1ec7u qu\u1ea3. C\u00e1c \u1ed1ng ng\u1eafn h\u01a1n l\u00e0m gi\u1ea3m m\u1ea5t \u00e1p su\u1ea5t, n\u00e2ng t\u1ef7 l\u1ec7 l\u1ecdc l\u00ean \u0111\u1ebfn 15%. M\u1eb7c d\u00f9 c\u00f4ng su\u1ea5t cao h\u01a1n, nhu c\u1ea7u n\u0103ng l\u01b0\u1ee3ng v\u1eabn khi\u00eam t\u1ed1n: c\u00e1c m\u00f4 h\u00ecnh k\u00edch th\u01b0\u1edbc trung b\u00ecnh th\u01b0\u1eddng ch\u1ec9 h\u00fat 20-30 kW th\u00f4ng qua m\u00e1y b\u01a1m ch\u00e2n kh\u00f4ng. Trong c\u00e1c h\u1ec7 th\u1ed1ng l\u1ecdc \u0111\u0129a, thi\u1ebft k\u1ebf n\u00e0y gi\u1ea3i ph\u00f3ng ch\u1ed7 cho s\u1ef1 ph\u00e1t tri\u1ec3n, m\u1ed9t chi\u1ebfn th\u1eafng l\u1edbn cho c\u00e1c nh\u00e0 v\u1eadn h\u00e0nh c\u00f3 \u00fd th\u1ee9c kh\u00f4ng gian.<\/p>\n
T\u1ef1 nhi\u00ean ph\u00f9 h\u1ee3p cho s\u1ea3n xu\u1ea5t alumina<\/strong><\/h3>\nB\u00f9n \u0111\u1ecf th\u00e1ch th\u1ee9c b\u1ea5t k\u1ef3 h\u1ec7 th\u1ed1ng l\u1ecdc n\u00e0o v\u1edbi \u0111\u1ed9 tinh t\u1ebf v\u00e0 ki\u1ec1m c\u1ef1c \u0111oan c\u1ee7a n\u00f3, nh\u01b0ng b\u1ed9 l\u1ecdc \u0111\u0129a \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u n\u00e0y. V\u1ea3i l\u1ecdc chuy\u00ean d\u1ee5ng, ch\u1ed1ng pH 12-14, cung c\u1ea5p tu\u1ed5i th\u1ecd 6-12 th\u00e1ng. C\u00e0i \u0111\u1eb7t ch\u00e2n kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi m\u1eadt \u0111\u1ed9 b\u00f9n, k\u00e9o r\u01b0\u1ee3u r\u00f5 r\u00e0ng \u0111\u1ec3 ph\u1ee5c h\u1ed3i ch\u1ea5t g\u00e2y s\u00e2u l\u00ean \u0111\u1ebfn 95% \u0111\u01b0\u1ee3c t\u00e1i s\u1eed d\u1ee5ng. Trong v\u00f2ng Bayer, \u0111i\u1ec1u n\u00e0y c\u1eaft gi\u1ea3m nhu c\u1ea7u soda t\u01b0\u01a1i.<\/p>\n
\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng thi\u1ebft b\u1ecb luy\u1ec7n kim, t\u00edch h\u1ee3p l\u00e0 li\u1ec1n m\u1ea1ch. B\u1ed9 l\u1ecdc \u0111\u0129a cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c trang b\u1ecb r\u1eeda l\u01b0ng t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng ho\u00e0n to\u00e0n kh\u00f4ng gi\u00e1m s\u00e1t. K\u1ebft qu\u1ea3 l\u00e0 b\u00e1nh l\u1ecdc s\u1ea5y gi\u1ea3m y\u00eau c\u1ea7u s\u1ea5y h\u1ea1 l\u01b0u v\u00e0 t\u0103ng hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t t\u1ed5ng th\u1ec3. Nh\u1eefng t\u00ednh n\u0103ng n\u00e0y cung c\u1ea5p m\u1ed9t n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc. T\u1ea1i NHD, ch\u00fang t\u00f4i x\u00e2y d\u1ef1ng tr\u00ean n\u1ec1n t\u1ea3ng n\u00e0y, th\u00fac \u0111\u1ea9y hi\u1ec7u su\u1ea5t l\u1ecdc b\u00f9n \u0111\u1ecf alumina.<\/p>\n
Ngo\u00e0i ti\u00eau chu\u1ea9n: L\u1ee3i th\u1ebf c\u1ee7a b\u1ed9 l\u1ecdc \u0111\u0129a NHD<\/strong><\/h2>\nB\u1ed9 l\u1ecdc \u0111\u0129a d\u1ecdc t\u1ef1 \u0111\u1ed9ng c\u1ee7a NHD l\u1ea5y thi\u1ebft k\u1ebf c\u1ed1t l\u00f5i v\u00e0 b\u1ed5 sung s\u1ef1 tinh t\u1ebf t\u1eeb 30 n\u0103m kinh nghi\u1ec7m th\u1ef1c \u0111\u1ecba. \u0110\u00f3 l\u00e0 thi\u1ebft b\u1ecb l\u1ecdc \u0111\u01b0\u1ee3c \u0111\u1ecbnh h\u00ecnh cho c\u00e1c th\u00e1ch th\u1ee9c s\u1ea3n xu\u1ea5t alumina kh\u00f3 kh\u0103n nh\u1ea5t.<\/p>\n
![\"B\u1ed9](\"https:\/\/www.chinanhd.com\/wp-content\/uploads\/2025\/09\/NHD-disc-filter-in-work.webp\")
<\/div>\n\n- Compact & Thi\u1ebft k\u1ebf hi\u1ec7u qu\u1ea3:<\/strong> B\u1ed9 l\u1ecdc \u0111\u0129a NHD nh\u1ecf g\u1ecdn v\u00e0 m\u1ea1nh m\u1ebd, l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u0111\u1ea7u ti\u00ean cho c\u00e1c c\u0103n c\u1ee9 s\u1ea3n xu\u1ea5t alumina v\u1edbi kh\u00f4ng gian h\u1ea1n ch\u1ebf. M\u1ed7i \u0111\u0129a cung c\u1ea5p di\u1ec7n t\u00edch l\u1ecdc 20-50 m\u00b2, v\u1edbi \u0111\u01b0\u1eddng k\u00ednh \u0111\u0129a l\u00ean \u0111\u1ebfn 7 m\u00e9t. M\u1ed9t \u0111\u01a1n v\u1ecb duy nh\u1ea5t v\u1eabn cung c\u1ea5p di\u1ec7n t\u00edch l\u1ecdc t\u1ed1i \u0111a 240 m\u00b2 trong m\u1ed9t d\u1ea5u ch\u00e2n nh\u1ecf g\u1ecdn. Thi\u1ebft k\u1ebf n\u00e0y gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng 10% nh\u1edd c\u00e1c nh\u00e3n m\u1ecfng h\u01a1n, \u0111\u01a1n gi\u1ea3n h\u00f3a l\u1eafp \u0111\u1eb7t v\u00e0 gi\u1ea3m nhu c\u1ea7u c\u1ea5u tr\u00fac \u0111\u1ed1i v\u1edbi c\u00e1c c\u01a1 s\u1edf. C\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a t\u0103ng d\u00f2ng ch\u1ea3y ch\u1ea5t l\u1ecdc 25% so v\u1edbi c\u00e1c m\u00f4 h\u00ecnh ti\u00eau chu\u1ea9n, \u0111\u1ea3m b\u1ea3o x\u1eed l\u00fd nhanh h\u01a1n m\u00e0 kh\u00f4ng hy sinh ch\u1ea5t l\u01b0\u1ee3ng. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t thi\u1ebft l\u1eadp t\u1ed1i \u0111a h\u00f3a \u0111\u1ea7u ra trong khi ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c b\u1ed1 tr\u00ed hi\u1ec7n c\u00f3, \u0111\u1ec3 l\u1ea1i ch\u1ed7 cho c\u00e1c m\u1edf r\u1ed9ng trong t\u01b0\u01a1ng lai ho\u1eb7c thi\u1ebft b\u1ecb b\u1ed5 sung.<\/li>\n
- Ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady & D\u1ec5 b\u1ea3o tr\u00ec<\/strong>B\u1ea3o tr\u00ec \u0111\u01b0\u1ee3c h\u1ee3p l\u00fd h\u00f3a th\u00f4ng qua c\u00e1c t\u00ednh n\u0103ng nh\u01b0 t\u1ea5m l\u1ecdc nh\u1eb9 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thay th\u1ebf v\u1ea3i nhanh ch\u00f3ng v\u00e0 thu\u1eadn ti\u1ec7n, l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 c\u01b0\u1eddng \u0111\u1ed9 lao \u0111\u1ed9ng. N\u00e2ng cao \u0111\u1ed9 tin c\u1eady h\u01a1n n\u1eefa, van ph\u00e2n ph\u1ed1i \u0111\u1ed9c \u0111\u00e1o gi\u1ea3m thi\u1ec3u m\u00e0i m\u00f2n v\u1ea3i t\u1eeb ma s\u00e1t, trong khi ni\u00eam phong tr\u1ee5c \u0111\u00e1ng tin c\u1eady cao ng\u0103n ch\u1eb7n m\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u00e0 cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh d\u1ec5 d\u00e0ng. Vi\u1ec7c b\u1ed5 sung m\u1ed9t h\u1ec7 th\u1ed1ng x\u1ea3 nhanh th\u00f4ng qua van b\u01b0\u1edbm kh\u00ed n\u00e9n cung c\u1ea5p m\u1ed9t b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 ch\u1ed1ng l\u1ea1i tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u trong th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng b\u1ea5t ng\u1edd.<\/li>\n
- Chi ph\u00ed & Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng<\/strong>Khi n\u00f3i \u0111\u1ebfn ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 n\u0103ng l\u01b0\u1ee3ng, b\u1ed9 l\u1ecdc cung c\u1ea5p hi\u1ec7u qu\u1ea3 tr\u00ean nhi\u1ec1u m\u1eb7t tr\u1eadn. Thi\u1ebft k\u1ebf \u0111\u0129a \u0111\u01b0\u1eddng k\u00ednh l\u1edbn c\u1ee7a n\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ed9t khu v\u1ef1c l\u1ecdc cao trong m\u1ed9t d\u1ea5u ch\u00e2n nh\u1ecf g\u1ecdn, tr\u1ef1c ti\u1ebfp gi\u1ea3m chi ph\u00ed x\u00e2y d\u1ef1ng. Hi\u1ec7u qu\u1ea3 n\u00e0y \u0111\u01b0\u1ee3c khu\u1ebfch \u0111\u1ea1i b\u1edfi m\u1ed9t khu v\u1ef1c l\u1ecdc v\u00e0 s\u1ea5y m\u1edf r\u1ed9ng t\u1eeb b\u1ed1 tr\u00ed \u0111a \u0111\u0129a, l\u00e0m t\u0103ng c\u00f4ng su\u1ea5t t\u1ed5ng th\u1ec3. Chi ph\u00ed v\u1eadn h\u00e0nh \u0111\u01b0\u1ee3c gi\u1ea3m th\u00eam b\u1eb1ng m\u1ed9t h\u1ec7 th\u1ed1ng b\u00f4i tr\u01a1n kh\u00f4 t\u1eadp trung t\u1ef1 \u0111\u1ed9ng \u00e1p su\u1ea5t cao \u0111\u1ea3m b\u1ea3o ph\u00e2n ph\u1ed1i m\u1ee1 t\u1ed1i \u01b0u v\u00e0 b\u1eb1ng c\u00e1c t\u00ednh n\u0103ng thi\u1ebft k\u1ebf ng\u0103n ch\u1eb7n s\u1ef1 t\u00edch t\u1ee5 tr\u1ea7m t\u00edch, gi\u1ea3m thi\u1ec3u th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 nhu c\u1ea7u b\u1ea3o tr\u00ec.<\/li>\n
- M\u00f4i tr\u01b0\u1eddng & L\u1ee3i \u00edch an to\u00e0n<\/strong>B\u1ec1n v\u1eefng l\u00e0 trung t\u00e2m v\u1edbi thi\u1ebft k\u1ebf ti\u00ean ti\u1ebfn c\u1ee7a NHD. Thi\u1ebft k\u1ebf ni\u00eam phong c\u1ee7a n\u00f3 lo\u1ea1i b\u1ecf hi\u1ec7u qu\u1ea3 r\u00f2 r\u1ec9, r\u00f2 r\u1ec9 v\u00e0 \u00f4 nhi\u1ec5m th\u1ee9 c\u1ea5p trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t. H\u01a1n n\u1eefa, c\u00e1c h\u1ec7 th\u1ed1ng t\u00edch h\u1ee3p \u0111\u1ec3 ng\u0103n ch\u1eb7n tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u v\u00e0 k\u1ebft tinh kh\u00f4ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o s\u1ef1 li\u00ean t\u1ee5c c\u1ee7a qu\u00e1 tr\u00ecnh m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n v\u00e0o m\u1ed9t n\u01a1i l\u00e0m vi\u1ec7c an to\u00e0n v\u00e0 s\u1ea1ch h\u01a1n.<\/li>\n<\/ul>\n
Ch\u1ee9ng minh trong th\u1ef1c t\u1ebf: Tr\u01b0\u1eddng h\u1ee3p \u1ee9ng d\u1ee5ng b\u1ed9 l\u1ecdc \u0111\u0129a NHD<\/strong><\/h2>\nL\u00fd thuy\u1ebft g\u1eb7p th\u1ef1c t\u1ebf trong l\u0129nh v\u1ef1c. H\u00e3y xem x\u00e9t tr\u01b0\u1eddng h\u1ee3p c\u1ee7a m\u1ed9t nh\u00e0 m\u00e1y alumina 500.000 t\u1ea5n m\u1ed7i n\u0103m \u1edf S\u01a1n \u0110\u00f4ng, Trung Qu\u1ed1c, \u0111ang \u0111\u1ed1i m\u1eb7t v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c m\u00e0 ch\u00fang t\u00f4i \u0111\u00e3 th\u1ea3o lu\u1eadn: t\u1eafc ngh\u1ebdn th\u01b0\u1eddng xuy\u00ean, b\u00e1nh l\u1ecdc \u0111\u1ed9 \u1ea9m cao v\u00e0 chi ph\u00ed v\u1eadn h\u00e0nh leo thang.<\/p>\n
![\"So](\"https:\/\/www.chinanhd.com\/wp-content\/uploads\/2025\/09\/Comparison-before-and-after-using-NHD.webp\")
<\/div>\nTr\u01b0\u1edbc NHD<\/strong>:<\/p>\n\n- C\u00e1c tr\u1ed1ng quay qu\u1ea3n l\u00fd 80 m\u00b3 \/ gi\u1edd nh\u01b0ng \u0111\u1ec3 l\u1ea1i \u0111\u1ed9 \u1ea9m 28%, qu\u00e1 t\u1ea3i m\u00e1y bay h\u01a1i.<\/li>\n
- Th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1t 12 gi\u1edd m\u1ed7i tu\u1ea7n \u0111\u1ec3 l\u00e0m s\u1ea1ch.<\/li>\n
- Chi ph\u00ed x\u1eed l\u00fd \u0111\u1ea1t 200.000 \u0111\u00f4 la m\u1ed7i n\u0103m t\u1eeb n\u01b0\u1edbc b\u1ed5 sung.<\/li>\n
- S\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng t\u0103ng 25% trong vi\u1ec7c s\u1ea5y.<\/li>\n<\/ul>\n
Sau m\u1ed9t b\u1ed9 l\u1ecdc \u0111\u0129a NHD 240 m\u00b2<\/strong>:<\/p>\n\n- Kh\u1ea3 n\u0103ng t\u0103ng l\u00ean 110 m\u00b3\/h, \u0111\u1ed9 \u1ea9m l\u00ean 19%.<\/li>\n
- Th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1t 97%, b\u1ea3o tr\u00ec gi\u1ea3m m\u1ed9t n\u1eeda.<\/li>\n
- Cu\u1ed9c ph\u1ee5c h\u1ed3i Caustic t\u0103ng 8%, ti\u1ebft ki\u1ec7m 150.000 USD.<\/li>\n
- B\u00e1nh \u0111\u01b0\u1ee3c n\u00e9n n\u00e9n t\u1ed1t h\u01a1n, gi\u1ea3m v\u1eadn chuy\u1ec3n 15%.<\/li>\n
- T\u0103ng s\u1ea3n l\u01b0\u1ee3ng: 25% ch\u1ea5t r\u1eafn h\u00e0ng ng\u00e0y.<\/li>\n
- Gi\u1ea3m chi ph\u00ed: Chi ph\u00ed ho\u1ea1t \u0111\u1ed9ng th\u1ea5p h\u01a1n 18% trong n\u0103m \u0111\u1ea7u ti\u00ean.<\/li>\n
- L\u1ee3i \u00edch xanh: Gi\u1ea3m ch\u1ea5t th\u1ea3i 22%.<\/li>\n<\/ul>\n
K\u1ebft lu\u1eadn<\/strong><\/h2>\nCh\u1ecdn c\u00f4ng ngh\u1ec7 l\u1ecdc ph\u00f9 h\u1ee3p l\u00e0 r\u1ea5t quan tr\u1ecdng cho s\u1ea3n xu\u1ea5t alumina, hi\u1ec7u qu\u1ea3 l\u00e1i xe, ki\u1ec3m so\u00e1t chi ph\u00ed v\u00e0 ch\u0103m s\u00f3c m\u00f4i tr\u01b0\u1eddng. NHD b\u1ed9 l\u1ecdc \u0111\u0129a<\/a><\/strong>s v\u01b0\u1ee3t xa thi\u1ebft b\u1ecb \u0111\u01a1n thu\u1ea7n; Ch\u00fang l\u00e0 m\u1ed9t l\u1ee3i th\u1ebf chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng c\u1ea1nh tranh v\u00e0 th\u00fac \u0111\u1ea9y t\u0103ng tr\u01b0\u1edfng b\u1ec1n v\u1eefng. S\u1eb5n s\u00e0ng \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c th\u00e1ch th\u1ee9c l\u1ecdc b\u00f9n \u0111\u1ecf c\u1ee7a b\u1ea1n? Li\u00ean h\u1ec7 NHD<\/a><\/strong> h\u00f4m nay t\u1ea1i sales@chinanhd.com<\/a><\/strong> cho m\u1ed9t gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh v\u00e0 n\u00e2ng cao ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ea1n!<\/p>","protected":false},"excerpt":{"rendered":"In the morning, you pour hot water over coffee grounds, waiting for that perfect drop of coffee to trickle into your cup\u2014but if the filter fails, you’ll find only grounds filling your cup. Now scale this problem up to the alumina industry, and the consequences become far more serious. In alumina production, the Bayer process […]<\/p>\n","protected":false},"author":1,"featured_media":5585,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[],"class_list":["post-5588","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\/5588","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=5588"}],"version-history":[{"count":3,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/5588\/revisions"}],"predecessor-version":[{"id":6391,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/5588\/revisions\/6391"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media\/5585"}],"wp:attachment":[{"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media?parent=5588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/categories?post=5588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/tags?post=5588"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
T\u1ed1c \u0111\u1ed9 k\u1ec3 c\u00e2u chuy\u1ec7n. M\u1ed9t b\u1ed9 l\u1ecdc tr\u1ed1ng c\u00f3 th\u1ec3 m\u1ea5t 5-10 ph\u00fat m\u1ed7i chu k\u1ef3, \u0111\u1ec3 l\u1ea1i b\u00e1nh v\u1edbi \u0111\u1ed9 \u1ea9m 25-30%. C\u00e1c h\u1ea1t nh\u1ecf c\u1ee7a b\u00f9n \u0111\u1ecf ch\u1eb7n l\u1ed7 ch\u00e2n l\u00f4ng nhanh ch\u00f3ng, gi\u1ea3m d\u00f2ng ch\u1ea3y xu\u1ed1ng m\u1ed9t ch\u1ea3y. M\u1ed9t \u0111\u1ecba \u0111i\u1ec3m alumina b\u00e1o c\u00e1o s\u1ea3n l\u01b0\u1ee3ng h\u00e0ng ng\u00e0y gi\u1ea3m 15% do k\u00e9o n\u00e0y. S\u1ee3i s\u00f3ng t\u1ea5n c\u00f4ng c\u00e1c giai \u0111o\u1ea1n gi\u1eb7t, n\u01a1i thu\u1ebf n\u01b0\u1edbc b\u1ed5 sung b\u1ed1c h\u01a1i.<\/p>\n
S\u1ef1 c\u0103ng th\u1eb3ng m\u1edf r\u1ed9ng \u0111\u1ebfn \u0111\u1ed9 tin c\u1eady c\u1ee7a thi\u1ebft b\u1ecb. M\u00e1y b\u01a1m v\u00e0 van c\u00f3 th\u1ec3 m\u00f2n \u0111i nhanh h\u01a1n d\u01b0\u1edbi t\u1ea3i tr\u1ecdng kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u, \u0111\u1ea9y chi ph\u00ed s\u1eeda ch\u1eefa l\u00ean. C\u00e1c nh\u00e0 \u0111i\u1ec1u h\u00e0nh th\u01b0\u1eddng xuy\u00ean \u0111i\u1ec1u ch\u1ec9nh c\u00e1c c\u00e0i \u0111\u1eb7t \u0111\u1ec3 t\u00ecm ki\u1ebfm s\u1ef1 \u1ed5n \u0111\u1ecbnh, nh\u01b0ng c\u00e1c h\u1ec7 th\u1ed1ng theo ki\u1ec3u l\u00f4 truy\u1ec1n th\u1ed1ng kh\u00f3 kh\u0103n \u0111\u1ec3 theo k\u1ecbp v\u1edbi b\u1ea3n ch\u1ea5t li\u00ean t\u1ee5c v\u00e0 \u0111\u00f2i h\u1ecfi c\u1ee7a vi\u1ec7c x\u1eed l\u00fd b\u00f9n \u0111\u1ecf. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn \u0111i\u1ec3m \u0111au ti\u1ebfp theo: th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n
Chi ph\u00ed cao c\u1ee7a downtime<\/strong><\/h3>\nH\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng \u0111i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra n\u1ebfu m\u1ed9t d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t \u0111\u1ed9t nhi\u00ean d\u1eebng l\u1ea1i. Trong s\u1ea3n xu\u1ea5t alumina, m\u1ed7i gi\u1edd ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 t\u1ed1n 10.000 USD ho\u1eb7c nhi\u1ec1u h\u01a1n trong s\u1ea3n xu\u1ea5t b\u1ecb m\u1ea5t. C\u00e1c b\u1ed9 l\u1ecdc truy\u1ec1n th\u1ed1ng c\u1ea7n d\u1eebng l\u1ea1i m\u1ed7i 4-6 gi\u1edd \u0111\u1ec3 l\u00e0m s\u1ea1ch, v\u1edbi s\u1ef1 d\u00ednh d\u00e1n c\u1ee7a b\u00f9n \u0111\u1ecf k\u00edch ho\u1ea1t s\u1ef1 d\u1eebng l\u1ea1i th\u00eam.<\/p>\n
Chi ph\u00ed lao \u0111\u1ed9ng c\u0169ng t\u0103ng l\u00ean. C\u00e1c k\u1ef9 thu\u1eadt vi\u00ean d\u00e0nh nhi\u1ec1u gi\u1edd \u0111\u1ec3 c\u1ea1o t\u00edch l\u0169y ho\u1eb7c s\u1eafp x\u1ebfp l\u1ea1i c\u00e1c b\u1ed9 ph\u1eadn, chuy\u1ec3n ch\u00fang kh\u1ecfi c\u00e1c nhi\u1ec7m v\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb cao h\u01a1n. C\u00e1c v\u1eadt li\u1ec7u ti\u00eau th\u1ee5 t\u0103ng th\u00eam chi ph\u00ed: V\u1ea3i thay th\u1ebf ho\u1eb7c ni\u00eam phong kh\u00f4ng r\u1ebb - s\u1eeda ch\u1eefa c\u00f3 th\u1ec3 \u0111\u1ea1t 50.000 \u0111\u00f4 la. R\u1ee7i ro an to\u00e0n c\u0169ng t\u0103ng l\u00ean, v\u1edbi tr\u00e0n n\u01b0\u1edbc v\u00e0 ti\u1ebfp x\u00fac v\u1edbi ch\u1ea5t g\u00e2y \u0103n trong qu\u00e1 tr\u00ecnh s\u1eeda ch\u1eefa v\u1ed9i v\u00e0ng. V\u1edbi chi ph\u00ed th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng ng\u00e0y c\u00e0ng t\u0103ng, tr\u01b0\u1eddng h\u1ee3p cho c\u00e1c gi\u1ea3i ph\u00e1p \u0111\u00e1ng tin c\u1eady h\u01a1n tr\u1edf n\u00ean r\u00f5 r\u00e0ng.<\/p>\n
Hi\u1ec7u \u1ee9ng Ripple \u0111\u1ed1i v\u1edbi ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng<\/strong><\/h3>\nKhi b\u00e1nh mang \u0111\u1ed9 \u1ea9m d\u01b0 th\u1eeba, m\u00e1y bay h\u01a1i xu\u1ed1ng d\u00f2ng \u0111\u00e1 v\u00e0o overdrive. S\u1ef1 t\u0103ng \u0111\u1ed9 \u1ea9m 5% c\u00f3 th\u1ec3 th\u00eam 10-15% v\u00e0o vi\u1ec7c s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng, chuy\u1ec3n sang h\u00e0ng ng\u00e0n \u0111\u00f4 la m\u1ed7i th\u00e1ng. C\u00e1c l\u1ef1a ch\u1ecdn l\u1ecdc \u0111\u0129a truy\u1ec1n th\u1ed1ng th\u01b0\u1eddng \u0111\u1ec3 l\u1ea1i ch\u1ea5t l\u1ecfng b\u1ecb m\u1eafc k\u1eb9t, bu\u1ed9c c\u00e1c nh\u00e0 m\u00e1y \u0111\u1ed1t ch\u00e1y nhi\u1ec1u h\u01a1i n\u01b0\u1edbc ho\u1eb7c kh\u00ed. Trong s\u1ea3n xu\u1ea5t alumina, n\u01a1i n\u0103ng l\u01b0\u1ee3ng l\u00e0 m\u1ed9t chi ph\u00ed h\u00e0ng \u0111\u1ea7u, \u0111i\u1ec3m y\u1ebfu n\u00e0y b\u1ecb t\u1ea5n c\u00f4ng kh\u00f3 kh\u0103n. Ngo\u00e0i chi ph\u00ed tr\u1ef1c ti\u1ebfp, n\u0103ng l\u01b0\u1ee3ng l\u00e3ng ph\u00ed c\u0103ng th\u1eb3ng thi\u1ebft b\u1ecb tu\u1ed5i th\u1ecd. \u0110\u1ed9ng c\u01a1 ch\u1ea1y n\u00f3ng h\u01a1n, ni\u00eam phong suy tho\u00e1i v\u00e0 chu k\u1ef3 b\u1ea3o tr\u00ec r\u00fat ng\u1eafn.<\/p>\n
\u00c1p su\u1ea5t m\u00f4i tr\u01b0\u1eddng v\u00e0 an to\u00e0n<\/strong><\/h3>\nD\u1ea5u ch\u00e2n m\u00f4i tr\u01b0\u1eddng c\u1ee7a b\u00f9n \u0111\u1ecf d\u1ec7t l\u1edbn. B\u00e1nh \u01b0\u1edbt t\u1eeb c\u00e1c h\u1ec7 th\u1ed1ng l\u1ed7i th\u1eddi c\u1ea7n ao l\u1edbn h\u01a1n, l\u00e0m t\u0103ng nguy c\u01a1 s\u1eed d\u1ee5ng \u0111\u1ea5t v\u00e0 r\u1ec9 r\u1ec9. M\u1ed9t nh\u00e0 m\u00e1y alumina duy nh\u1ea5t c\u00f3 th\u1ec3 t\u1ea1o ra h\u01a1n 2 tri\u1ec7u t\u1ea5n b\u00f9n \u0111\u1ecf m\u1ed7i n\u0103m, v\u00e0 n\u01b0\u1edbc d\u01b0 th\u1eeba c\u00f3 ngh\u0129a l\u00e0 nhi\u1ec1u xe t\u1ea3i v\u00e0 kh\u00ed th\u1ea3i h\u01a1n. C\u00e1c nh\u00e0 qu\u1ea3n l\u00fd \u0111ang th\u1eaft ch\u1eb7t gi\u00e1m s\u00e1t: c\u00e1c c\u01a1 quan nh\u01b0 EPA v\u00e0 c\u00e1c khung nh\u01b0 REACH c\u1ee7a ch\u00e2u \u00c2u \u00e1p \u0111\u1eb7t c\u00e1c quy t\u1eafc tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t, v\u1edbi c\u00e1c h\u00ecnh ph\u1ea1t cho vi ph\u1ea1m \u0111\u1ea1t 1 tri\u1ec7u euro.<\/p>\n
<\/div>\nC\u00e1c m\u1ed1i quan t\u00e2m an to\u00e0n th\u00eam s\u1ef1 kh\u1ea9n c\u1ea5p h\u01a1n. M\u00e1y \u00e9p \u00e1p su\u1ea5t cao c\u00f3 th\u1ec3 th\u1ea5t b\u1ea1i n\u1ebfu ni\u00eam phong v\u1ee1, trong khi b\u1ed9 l\u1ecdc tr\u1ed1ng l\u00e0m cho c\u00f4ng nh\u00e2n ti\u1ebfp x\u00fac v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn di chuy\u1ec3n v\u00e0 b\u00f9n \u0103n m\u00f2n. Trong kh\u00f4ng gian h\u1ea1n ch\u1ebf, ngay c\u1ea3 tr\u00e0n n\u01b0\u1edbc nh\u1ecf c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed1i nguy hi\u1ec3m. Do \u0111\u00f3, thi\u1ebft b\u1ecb l\u1ecdc kh\u00f4ng ch\u1ec9 ph\u1ea3i ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 m\u00e0 c\u00f2n ch\u1ee9a r\u1ee7i ro \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u1ea3 con ng\u01b0\u1eddi v\u00e0 m\u00f4i tr\u01b0\u1eddng.<\/p>\n
T\u1ea1i sao b\u1ed9 l\u1ecdc \u0111\u0129a xu\u1ea5t hi\u1ec7n nh\u01b0 l\u00e0 gi\u1ea3i ph\u00e1p cu\u1ed1i c\u00f9ng<\/strong><\/h2>\nB\u1ed9 l\u1ecdc \u0111\u0129a d\u1ecdc, m\u1ed9t c\u1ef1u chi\u1ebfn binh c\u1ee7a thi\u1ebft b\u1ecb l\u1ecdc, s\u1eed d\u1ee5ng m\u1ed9t lo\u1ea1t \u0111\u0129a ng\u1ea7m \u0111\u1ec3 k\u00e9o ch\u1ea5t r\u1eafn \u1ed5n \u0111\u1ecbnh t\u1eeb b\u00f9n. N\u00f3 ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c v\u00e0 t\u1ef1 \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean t\u1eafc l\u1ecdc ch\u00e2n kh\u00f4ng. \u0110\u1ed1i v\u1edbi l\u1ecdc b\u00f9n \u0111\u1ecf alumina, c\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y bi\u1ebfn h\u1ed7n lo\u1ea1n th\u00e0nh ki\u1ec3m so\u00e1t, cung c\u1ea5p m\u1ed9t tuy\u1ebfn s\u1ed1ng cho c\u00e1c nh\u00e0 m\u00e1y \u0111ang v\u1eadt l\u1ed9n.<\/p>\n
Nguy\u00ean t\u1eafc ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c<\/strong><\/h3>\nTr\u1ecdng t\u00e2m c\u1ee7a n\u00f3, b\u1ed9 l\u1ecdc \u0111\u0129a d\u1ef1a v\u00e0o n\u0103ng l\u01b0\u1ee3ng ch\u00e2n kh\u00f4ng. Nhi\u1ec1u \u0111\u0129a, bao b\u1ecdc trong v\u1ea3i l\u1ecdc, nh\u00fang v\u00e0o b\u1ec3 b\u00f9n. Khi ch\u00fang xoay ch\u1eadm - kho\u1ea3ng 0,5 \u0111\u1ebfn 2 v\u00f2ng\/ph\u00fat - ch\u00e2n kh\u00f4ng k\u00e9o ch\u1ea5t l\u1ecfng qua, \u0111\u1ec3 l\u1ea1i m\u1ed9t chi\u1ebfc b\u00e1nh m\u1ecfng tr\u00ean m\u1ed7i m\u1eb7t. B\u00e1nh n\u01b0\u1edbng l\u00ean \u0111\u1ec3 s\u1ea5y kh\u00f4, sau \u0111\u00f3 c\u1ea1o ra v\u00e0o c\u00e1c chutes. Kh\u00f4ng kh\u00ed n\u1ed5 d\u1ecdn d\u1eb9p d\u01b0 th\u1eeba, v\u00e0 chu k\u1ef3 cu\u1ed9n l\u00ean.<\/p>\n
B\u1ed9 l\u1ecdc \u0111\u0129a t\u1ef1 \u0111\u1ed9ng ch\u1ea1y v\u1edbi \u00edt gi\u00e1m s\u00e1t. M\u1ed9t van trung t\u00e2m qu\u1ea3n l\u00fd c\u00e1c giai \u0111o\u1ea1n: h\u00ecnh th\u00e0nh b\u00e1nh, s\u1ea5y v\u00e0 x\u1ea3. \u0110\u1ed1i v\u1edbi b\u00f9n b\u00f9n \u0111\u1ecf \u0111\u1ea7y th\u00e1ch th\u1ee9c, v\u1ea3i l\u1ecdc x\u1eed l\u00fd c\u00e1c h\u1ea1t m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady xu\u1ed1ng \u0111\u1ebfn 5 micron, s\u1ea3n xu\u1ea5t b\u00e1nh \u1edf \u0111\u1ed9 \u1ea9m c\u00f2n l\u1ea1i 18-22%.<\/p>\n
Hi\u1ec7u qu\u1ea3 t\u1ed1i \u0111a trong thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn<\/strong><\/h3>\nNh\u00e0 m\u00e1y nh\u00f4m th\u01b0\u1eddng v\u1eadt l\u1ed9n v\u1edbi kh\u00f4ng gian s\u00e0n h\u1ea1n ch\u1ebf - b\u1ec3, l\u00f2 ph\u1ea3n \u1ee9ng v\u00e0 b\u0103ng t\u1ea3i l\u1ea5p \u0111\u1ea7y m\u1ecdi g\u00f3c. B\u1ed9 l\u1ecdc \u0111\u0129a l\u00e0m gi\u1ea3m g\u00e1nh n\u1eb7ng \u0111\u00f3. M\u1ed9t \u0111\u01a1n v\u1ecb 120 m\u00b2 ph\u00f9 h\u1ee3p v\u1edbi 10 \u00d7 15 m\u00e9t, so v\u1edbi 20 \u00d7 25 cho tr\u1ed1ng quay t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. B\u1eb1ng c\u00e1ch x\u1ebfp \u0111\u0129a ch\u1ed3ng nhau theo chi\u1ec1u d\u1ecdc, khu v\u1ef1c l\u1ecdc m\u1edf r\u1ed9ng m\u00e0 kh\u00f4ng m\u1edf r\u1ed9ng d\u1ea5u ch\u00e2n.<\/p>\n
Thi\u1ebft k\u1ebf n\u1ed9i b\u1ed9 ti\u1ebfp t\u1ee5c t\u0103ng c\u01b0\u1eddng hi\u1ec7u qu\u1ea3. C\u00e1c \u1ed1ng ng\u1eafn h\u01a1n l\u00e0m gi\u1ea3m m\u1ea5t \u00e1p su\u1ea5t, n\u00e2ng t\u1ef7 l\u1ec7 l\u1ecdc l\u00ean \u0111\u1ebfn 15%. M\u1eb7c d\u00f9 c\u00f4ng su\u1ea5t cao h\u01a1n, nhu c\u1ea7u n\u0103ng l\u01b0\u1ee3ng v\u1eabn khi\u00eam t\u1ed1n: c\u00e1c m\u00f4 h\u00ecnh k\u00edch th\u01b0\u1edbc trung b\u00ecnh th\u01b0\u1eddng ch\u1ec9 h\u00fat 20-30 kW th\u00f4ng qua m\u00e1y b\u01a1m ch\u00e2n kh\u00f4ng. Trong c\u00e1c h\u1ec7 th\u1ed1ng l\u1ecdc \u0111\u0129a, thi\u1ebft k\u1ebf n\u00e0y gi\u1ea3i ph\u00f3ng ch\u1ed7 cho s\u1ef1 ph\u00e1t tri\u1ec3n, m\u1ed9t chi\u1ebfn th\u1eafng l\u1edbn cho c\u00e1c nh\u00e0 v\u1eadn h\u00e0nh c\u00f3 \u00fd th\u1ee9c kh\u00f4ng gian.<\/p>\n
T\u1ef1 nhi\u00ean ph\u00f9 h\u1ee3p cho s\u1ea3n xu\u1ea5t alumina<\/strong><\/h3>\nB\u00f9n \u0111\u1ecf th\u00e1ch th\u1ee9c b\u1ea5t k\u1ef3 h\u1ec7 th\u1ed1ng l\u1ecdc n\u00e0o v\u1edbi \u0111\u1ed9 tinh t\u1ebf v\u00e0 ki\u1ec1m c\u1ef1c \u0111oan c\u1ee7a n\u00f3, nh\u01b0ng b\u1ed9 l\u1ecdc \u0111\u0129a \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u n\u00e0y. V\u1ea3i l\u1ecdc chuy\u00ean d\u1ee5ng, ch\u1ed1ng pH 12-14, cung c\u1ea5p tu\u1ed5i th\u1ecd 6-12 th\u00e1ng. C\u00e0i \u0111\u1eb7t ch\u00e2n kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi m\u1eadt \u0111\u1ed9 b\u00f9n, k\u00e9o r\u01b0\u1ee3u r\u00f5 r\u00e0ng \u0111\u1ec3 ph\u1ee5c h\u1ed3i ch\u1ea5t g\u00e2y s\u00e2u l\u00ean \u0111\u1ebfn 95% \u0111\u01b0\u1ee3c t\u00e1i s\u1eed d\u1ee5ng. Trong v\u00f2ng Bayer, \u0111i\u1ec1u n\u00e0y c\u1eaft gi\u1ea3m nhu c\u1ea7u soda t\u01b0\u01a1i.<\/p>\n
\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng thi\u1ebft b\u1ecb luy\u1ec7n kim, t\u00edch h\u1ee3p l\u00e0 li\u1ec1n m\u1ea1ch. B\u1ed9 l\u1ecdc \u0111\u0129a cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c trang b\u1ecb r\u1eeda l\u01b0ng t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng ho\u00e0n to\u00e0n kh\u00f4ng gi\u00e1m s\u00e1t. K\u1ebft qu\u1ea3 l\u00e0 b\u00e1nh l\u1ecdc s\u1ea5y gi\u1ea3m y\u00eau c\u1ea7u s\u1ea5y h\u1ea1 l\u01b0u v\u00e0 t\u0103ng hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t t\u1ed5ng th\u1ec3. Nh\u1eefng t\u00ednh n\u0103ng n\u00e0y cung c\u1ea5p m\u1ed9t n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc. T\u1ea1i NHD, ch\u00fang t\u00f4i x\u00e2y d\u1ef1ng tr\u00ean n\u1ec1n t\u1ea3ng n\u00e0y, th\u00fac \u0111\u1ea9y hi\u1ec7u su\u1ea5t l\u1ecdc b\u00f9n \u0111\u1ecf alumina.<\/p>\n
Ngo\u00e0i ti\u00eau chu\u1ea9n: L\u1ee3i th\u1ebf c\u1ee7a b\u1ed9 l\u1ecdc \u0111\u0129a NHD<\/strong><\/h2>\nB\u1ed9 l\u1ecdc \u0111\u0129a d\u1ecdc t\u1ef1 \u0111\u1ed9ng c\u1ee7a NHD l\u1ea5y thi\u1ebft k\u1ebf c\u1ed1t l\u00f5i v\u00e0 b\u1ed5 sung s\u1ef1 tinh t\u1ebf t\u1eeb 30 n\u0103m kinh nghi\u1ec7m th\u1ef1c \u0111\u1ecba. \u0110\u00f3 l\u00e0 thi\u1ebft b\u1ecb l\u1ecdc \u0111\u01b0\u1ee3c \u0111\u1ecbnh h\u00ecnh cho c\u00e1c th\u00e1ch th\u1ee9c s\u1ea3n xu\u1ea5t alumina kh\u00f3 kh\u0103n nh\u1ea5t.<\/p>\n
<\/div>\n\n- Compact & Thi\u1ebft k\u1ebf hi\u1ec7u qu\u1ea3:<\/strong> B\u1ed9 l\u1ecdc \u0111\u0129a NHD nh\u1ecf g\u1ecdn v\u00e0 m\u1ea1nh m\u1ebd, l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u0111\u1ea7u ti\u00ean cho c\u00e1c c\u0103n c\u1ee9 s\u1ea3n xu\u1ea5t alumina v\u1edbi kh\u00f4ng gian h\u1ea1n ch\u1ebf. M\u1ed7i \u0111\u0129a cung c\u1ea5p di\u1ec7n t\u00edch l\u1ecdc 20-50 m\u00b2, v\u1edbi \u0111\u01b0\u1eddng k\u00ednh \u0111\u0129a l\u00ean \u0111\u1ebfn 7 m\u00e9t. M\u1ed9t \u0111\u01a1n v\u1ecb duy nh\u1ea5t v\u1eabn cung c\u1ea5p di\u1ec7n t\u00edch l\u1ecdc t\u1ed1i \u0111a 240 m\u00b2 trong m\u1ed9t d\u1ea5u ch\u00e2n nh\u1ecf g\u1ecdn. Thi\u1ebft k\u1ebf n\u00e0y gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng 10% nh\u1edd c\u00e1c nh\u00e3n m\u1ecfng h\u01a1n, \u0111\u01a1n gi\u1ea3n h\u00f3a l\u1eafp \u0111\u1eb7t v\u00e0 gi\u1ea3m nhu c\u1ea7u c\u1ea5u tr\u00fac \u0111\u1ed1i v\u1edbi c\u00e1c c\u01a1 s\u1edf. C\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a t\u0103ng d\u00f2ng ch\u1ea3y ch\u1ea5t l\u1ecdc 25% so v\u1edbi c\u00e1c m\u00f4 h\u00ecnh ti\u00eau chu\u1ea9n, \u0111\u1ea3m b\u1ea3o x\u1eed l\u00fd nhanh h\u01a1n m\u00e0 kh\u00f4ng hy sinh ch\u1ea5t l\u01b0\u1ee3ng. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t thi\u1ebft l\u1eadp t\u1ed1i \u0111a h\u00f3a \u0111\u1ea7u ra trong khi ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c b\u1ed1 tr\u00ed hi\u1ec7n c\u00f3, \u0111\u1ec3 l\u1ea1i ch\u1ed7 cho c\u00e1c m\u1edf r\u1ed9ng trong t\u01b0\u01a1ng lai ho\u1eb7c thi\u1ebft b\u1ecb b\u1ed5 sung.<\/li>\n
- Ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady & D\u1ec5 b\u1ea3o tr\u00ec<\/strong>B\u1ea3o tr\u00ec \u0111\u01b0\u1ee3c h\u1ee3p l\u00fd h\u00f3a th\u00f4ng qua c\u00e1c t\u00ednh n\u0103ng nh\u01b0 t\u1ea5m l\u1ecdc nh\u1eb9 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thay th\u1ebf v\u1ea3i nhanh ch\u00f3ng v\u00e0 thu\u1eadn ti\u1ec7n, l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 c\u01b0\u1eddng \u0111\u1ed9 lao \u0111\u1ed9ng. N\u00e2ng cao \u0111\u1ed9 tin c\u1eady h\u01a1n n\u1eefa, van ph\u00e2n ph\u1ed1i \u0111\u1ed9c \u0111\u00e1o gi\u1ea3m thi\u1ec3u m\u00e0i m\u00f2n v\u1ea3i t\u1eeb ma s\u00e1t, trong khi ni\u00eam phong tr\u1ee5c \u0111\u00e1ng tin c\u1eady cao ng\u0103n ch\u1eb7n m\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u00e0 cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh d\u1ec5 d\u00e0ng. Vi\u1ec7c b\u1ed5 sung m\u1ed9t h\u1ec7 th\u1ed1ng x\u1ea3 nhanh th\u00f4ng qua van b\u01b0\u1edbm kh\u00ed n\u00e9n cung c\u1ea5p m\u1ed9t b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 ch\u1ed1ng l\u1ea1i tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u trong th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng b\u1ea5t ng\u1edd.<\/li>\n
- Chi ph\u00ed & Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng<\/strong>Khi n\u00f3i \u0111\u1ebfn ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 n\u0103ng l\u01b0\u1ee3ng, b\u1ed9 l\u1ecdc cung c\u1ea5p hi\u1ec7u qu\u1ea3 tr\u00ean nhi\u1ec1u m\u1eb7t tr\u1eadn. Thi\u1ebft k\u1ebf \u0111\u0129a \u0111\u01b0\u1eddng k\u00ednh l\u1edbn c\u1ee7a n\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ed9t khu v\u1ef1c l\u1ecdc cao trong m\u1ed9t d\u1ea5u ch\u00e2n nh\u1ecf g\u1ecdn, tr\u1ef1c ti\u1ebfp gi\u1ea3m chi ph\u00ed x\u00e2y d\u1ef1ng. Hi\u1ec7u qu\u1ea3 n\u00e0y \u0111\u01b0\u1ee3c khu\u1ebfch \u0111\u1ea1i b\u1edfi m\u1ed9t khu v\u1ef1c l\u1ecdc v\u00e0 s\u1ea5y m\u1edf r\u1ed9ng t\u1eeb b\u1ed1 tr\u00ed \u0111a \u0111\u0129a, l\u00e0m t\u0103ng c\u00f4ng su\u1ea5t t\u1ed5ng th\u1ec3. Chi ph\u00ed v\u1eadn h\u00e0nh \u0111\u01b0\u1ee3c gi\u1ea3m th\u00eam b\u1eb1ng m\u1ed9t h\u1ec7 th\u1ed1ng b\u00f4i tr\u01a1n kh\u00f4 t\u1eadp trung t\u1ef1 \u0111\u1ed9ng \u00e1p su\u1ea5t cao \u0111\u1ea3m b\u1ea3o ph\u00e2n ph\u1ed1i m\u1ee1 t\u1ed1i \u01b0u v\u00e0 b\u1eb1ng c\u00e1c t\u00ednh n\u0103ng thi\u1ebft k\u1ebf ng\u0103n ch\u1eb7n s\u1ef1 t\u00edch t\u1ee5 tr\u1ea7m t\u00edch, gi\u1ea3m thi\u1ec3u th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 nhu c\u1ea7u b\u1ea3o tr\u00ec.<\/li>\n
- M\u00f4i tr\u01b0\u1eddng & L\u1ee3i \u00edch an to\u00e0n<\/strong>B\u1ec1n v\u1eefng l\u00e0 trung t\u00e2m v\u1edbi thi\u1ebft k\u1ebf ti\u00ean ti\u1ebfn c\u1ee7a NHD. Thi\u1ebft k\u1ebf ni\u00eam phong c\u1ee7a n\u00f3 lo\u1ea1i b\u1ecf hi\u1ec7u qu\u1ea3 r\u00f2 r\u1ec9, r\u00f2 r\u1ec9 v\u00e0 \u00f4 nhi\u1ec5m th\u1ee9 c\u1ea5p trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t. H\u01a1n n\u1eefa, c\u00e1c h\u1ec7 th\u1ed1ng t\u00edch h\u1ee3p \u0111\u1ec3 ng\u0103n ch\u1eb7n tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u v\u00e0 k\u1ebft tinh kh\u00f4ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o s\u1ef1 li\u00ean t\u1ee5c c\u1ee7a qu\u00e1 tr\u00ecnh m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n v\u00e0o m\u1ed9t n\u01a1i l\u00e0m vi\u1ec7c an to\u00e0n v\u00e0 s\u1ea1ch h\u01a1n.<\/li>\n<\/ul>\n
Ch\u1ee9ng minh trong th\u1ef1c t\u1ebf: Tr\u01b0\u1eddng h\u1ee3p \u1ee9ng d\u1ee5ng b\u1ed9 l\u1ecdc \u0111\u0129a NHD<\/strong><\/h2>\nL\u00fd thuy\u1ebft g\u1eb7p th\u1ef1c t\u1ebf trong l\u0129nh v\u1ef1c. H\u00e3y xem x\u00e9t tr\u01b0\u1eddng h\u1ee3p c\u1ee7a m\u1ed9t nh\u00e0 m\u00e1y alumina 500.000 t\u1ea5n m\u1ed7i n\u0103m \u1edf S\u01a1n \u0110\u00f4ng, Trung Qu\u1ed1c, \u0111ang \u0111\u1ed1i m\u1eb7t v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c m\u00e0 ch\u00fang t\u00f4i \u0111\u00e3 th\u1ea3o lu\u1eadn: t\u1eafc ngh\u1ebdn th\u01b0\u1eddng xuy\u00ean, b\u00e1nh l\u1ecdc \u0111\u1ed9 \u1ea9m cao v\u00e0 chi ph\u00ed v\u1eadn h\u00e0nh leo thang.<\/p>\n
<\/div>\nTr\u01b0\u1edbc NHD<\/strong>:<\/p>\n\n- C\u00e1c tr\u1ed1ng quay qu\u1ea3n l\u00fd 80 m\u00b3 \/ gi\u1edd nh\u01b0ng \u0111\u1ec3 l\u1ea1i \u0111\u1ed9 \u1ea9m 28%, qu\u00e1 t\u1ea3i m\u00e1y bay h\u01a1i.<\/li>\n
- Th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1t 12 gi\u1edd m\u1ed7i tu\u1ea7n \u0111\u1ec3 l\u00e0m s\u1ea1ch.<\/li>\n
- Chi ph\u00ed x\u1eed l\u00fd \u0111\u1ea1t 200.000 \u0111\u00f4 la m\u1ed7i n\u0103m t\u1eeb n\u01b0\u1edbc b\u1ed5 sung.<\/li>\n
- S\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng t\u0103ng 25% trong vi\u1ec7c s\u1ea5y.<\/li>\n<\/ul>\n
Sau m\u1ed9t b\u1ed9 l\u1ecdc \u0111\u0129a NHD 240 m\u00b2<\/strong>:<\/p>\n\n- Kh\u1ea3 n\u0103ng t\u0103ng l\u00ean 110 m\u00b3\/h, \u0111\u1ed9 \u1ea9m l\u00ean 19%.<\/li>\n
- Th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1t 97%, b\u1ea3o tr\u00ec gi\u1ea3m m\u1ed9t n\u1eeda.<\/li>\n
- Cu\u1ed9c ph\u1ee5c h\u1ed3i Caustic t\u0103ng 8%, ti\u1ebft ki\u1ec7m 150.000 USD.<\/li>\n
- B\u00e1nh \u0111\u01b0\u1ee3c n\u00e9n n\u00e9n t\u1ed1t h\u01a1n, gi\u1ea3m v\u1eadn chuy\u1ec3n 15%.<\/li>\n
- T\u0103ng s\u1ea3n l\u01b0\u1ee3ng: 25% ch\u1ea5t r\u1eafn h\u00e0ng ng\u00e0y.<\/li>\n
- Gi\u1ea3m chi ph\u00ed: Chi ph\u00ed ho\u1ea1t \u0111\u1ed9ng th\u1ea5p h\u01a1n 18% trong n\u0103m \u0111\u1ea7u ti\u00ean.<\/li>\n
- L\u1ee3i \u00edch xanh: Gi\u1ea3m ch\u1ea5t th\u1ea3i 22%.<\/li>\n<\/ul>\n
K\u1ebft lu\u1eadn<\/strong><\/h2>\nCh\u1ecdn c\u00f4ng ngh\u1ec7 l\u1ecdc ph\u00f9 h\u1ee3p l\u00e0 r\u1ea5t quan tr\u1ecdng cho s\u1ea3n xu\u1ea5t alumina, hi\u1ec7u qu\u1ea3 l\u00e1i xe, ki\u1ec3m so\u00e1t chi ph\u00ed v\u00e0 ch\u0103m s\u00f3c m\u00f4i tr\u01b0\u1eddng. NHD b\u1ed9 l\u1ecdc \u0111\u0129a<\/a><\/strong>s v\u01b0\u1ee3t xa thi\u1ebft b\u1ecb \u0111\u01a1n thu\u1ea7n; Ch\u00fang l\u00e0 m\u1ed9t l\u1ee3i th\u1ebf chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng c\u1ea1nh tranh v\u00e0 th\u00fac \u0111\u1ea9y t\u0103ng tr\u01b0\u1edfng b\u1ec1n v\u1eefng. S\u1eb5n s\u00e0ng \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c th\u00e1ch th\u1ee9c l\u1ecdc b\u00f9n \u0111\u1ecf c\u1ee7a b\u1ea1n? Li\u00ean h\u1ec7 NHD<\/a><\/strong> h\u00f4m nay t\u1ea1i sales@chinanhd.com<\/a><\/strong> cho m\u1ed9t gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh v\u00e0 n\u00e2ng cao ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ea1n!<\/p>","protected":false},"excerpt":{"rendered":"In the morning, you pour hot water over coffee grounds, waiting for that perfect drop of coffee to trickle into your cup\u2014but if the filter fails, you’ll find only grounds filling your cup. Now scale this problem up to the alumina industry, and the consequences become far more serious. In alumina production, the Bayer process […]<\/p>\n","protected":false},"author":1,"featured_media":5585,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[],"class_list":["post-5588","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\/5588","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=5588"}],"version-history":[{"count":3,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/5588\/revisions"}],"predecessor-version":[{"id":6391,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/5588\/revisions\/6391"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media\/5585"}],"wp:attachment":[{"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media?parent=5588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/categories?post=5588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/tags?post=5588"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
Khi b\u00e1nh mang \u0111\u1ed9 \u1ea9m d\u01b0 th\u1eeba, m\u00e1y bay h\u01a1i xu\u1ed1ng d\u00f2ng \u0111\u00e1 v\u00e0o overdrive. S\u1ef1 t\u0103ng \u0111\u1ed9 \u1ea9m 5% c\u00f3 th\u1ec3 th\u00eam 10-15% v\u00e0o vi\u1ec7c s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng, chuy\u1ec3n sang h\u00e0ng ng\u00e0n \u0111\u00f4 la m\u1ed7i th\u00e1ng. C\u00e1c l\u1ef1a ch\u1ecdn l\u1ecdc \u0111\u0129a truy\u1ec1n th\u1ed1ng th\u01b0\u1eddng \u0111\u1ec3 l\u1ea1i ch\u1ea5t l\u1ecfng b\u1ecb m\u1eafc k\u1eb9t, bu\u1ed9c c\u00e1c nh\u00e0 m\u00e1y \u0111\u1ed1t ch\u00e1y nhi\u1ec1u h\u01a1i n\u01b0\u1edbc ho\u1eb7c kh\u00ed. Trong s\u1ea3n xu\u1ea5t alumina, n\u01a1i n\u0103ng l\u01b0\u1ee3ng l\u00e0 m\u1ed9t chi ph\u00ed h\u00e0ng \u0111\u1ea7u, \u0111i\u1ec3m y\u1ebfu n\u00e0y b\u1ecb t\u1ea5n c\u00f4ng kh\u00f3 kh\u0103n. Ngo\u00e0i chi ph\u00ed tr\u1ef1c ti\u1ebfp, n\u0103ng l\u01b0\u1ee3ng l\u00e3ng ph\u00ed c\u0103ng th\u1eb3ng thi\u1ebft b\u1ecb tu\u1ed5i th\u1ecd. \u0110\u1ed9ng c\u01a1 ch\u1ea1y n\u00f3ng h\u01a1n, ni\u00eam phong suy tho\u00e1i v\u00e0 chu k\u1ef3 b\u1ea3o tr\u00ec r\u00fat ng\u1eafn.<\/p>\n
\u00c1p su\u1ea5t m\u00f4i tr\u01b0\u1eddng v\u00e0 an to\u00e0n<\/strong><\/h3>\nD\u1ea5u ch\u00e2n m\u00f4i tr\u01b0\u1eddng c\u1ee7a b\u00f9n \u0111\u1ecf d\u1ec7t l\u1edbn. B\u00e1nh \u01b0\u1edbt t\u1eeb c\u00e1c h\u1ec7 th\u1ed1ng l\u1ed7i th\u1eddi c\u1ea7n ao l\u1edbn h\u01a1n, l\u00e0m t\u0103ng nguy c\u01a1 s\u1eed d\u1ee5ng \u0111\u1ea5t v\u00e0 r\u1ec9 r\u1ec9. M\u1ed9t nh\u00e0 m\u00e1y alumina duy nh\u1ea5t c\u00f3 th\u1ec3 t\u1ea1o ra h\u01a1n 2 tri\u1ec7u t\u1ea5n b\u00f9n \u0111\u1ecf m\u1ed7i n\u0103m, v\u00e0 n\u01b0\u1edbc d\u01b0 th\u1eeba c\u00f3 ngh\u0129a l\u00e0 nhi\u1ec1u xe t\u1ea3i v\u00e0 kh\u00ed th\u1ea3i h\u01a1n. C\u00e1c nh\u00e0 qu\u1ea3n l\u00fd \u0111ang th\u1eaft ch\u1eb7t gi\u00e1m s\u00e1t: c\u00e1c c\u01a1 quan nh\u01b0 EPA v\u00e0 c\u00e1c khung nh\u01b0 REACH c\u1ee7a ch\u00e2u \u00c2u \u00e1p \u0111\u1eb7t c\u00e1c quy t\u1eafc tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t, v\u1edbi c\u00e1c h\u00ecnh ph\u1ea1t cho vi ph\u1ea1m \u0111\u1ea1t 1 tri\u1ec7u euro.<\/p>\n
<\/div>\nC\u00e1c m\u1ed1i quan t\u00e2m an to\u00e0n th\u00eam s\u1ef1 kh\u1ea9n c\u1ea5p h\u01a1n. M\u00e1y \u00e9p \u00e1p su\u1ea5t cao c\u00f3 th\u1ec3 th\u1ea5t b\u1ea1i n\u1ebfu ni\u00eam phong v\u1ee1, trong khi b\u1ed9 l\u1ecdc tr\u1ed1ng l\u00e0m cho c\u00f4ng nh\u00e2n ti\u1ebfp x\u00fac v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn di chuy\u1ec3n v\u00e0 b\u00f9n \u0103n m\u00f2n. Trong kh\u00f4ng gian h\u1ea1n ch\u1ebf, ngay c\u1ea3 tr\u00e0n n\u01b0\u1edbc nh\u1ecf c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed1i nguy hi\u1ec3m. Do \u0111\u00f3, thi\u1ebft b\u1ecb l\u1ecdc kh\u00f4ng ch\u1ec9 ph\u1ea3i ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 m\u00e0 c\u00f2n ch\u1ee9a r\u1ee7i ro \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u1ea3 con ng\u01b0\u1eddi v\u00e0 m\u00f4i tr\u01b0\u1eddng.<\/p>\n
T\u1ea1i sao b\u1ed9 l\u1ecdc \u0111\u0129a xu\u1ea5t hi\u1ec7n nh\u01b0 l\u00e0 gi\u1ea3i ph\u00e1p cu\u1ed1i c\u00f9ng<\/strong><\/h2>\nB\u1ed9 l\u1ecdc \u0111\u0129a d\u1ecdc, m\u1ed9t c\u1ef1u chi\u1ebfn binh c\u1ee7a thi\u1ebft b\u1ecb l\u1ecdc, s\u1eed d\u1ee5ng m\u1ed9t lo\u1ea1t \u0111\u0129a ng\u1ea7m \u0111\u1ec3 k\u00e9o ch\u1ea5t r\u1eafn \u1ed5n \u0111\u1ecbnh t\u1eeb b\u00f9n. N\u00f3 ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c v\u00e0 t\u1ef1 \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean t\u1eafc l\u1ecdc ch\u00e2n kh\u00f4ng. \u0110\u1ed1i v\u1edbi l\u1ecdc b\u00f9n \u0111\u1ecf alumina, c\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y bi\u1ebfn h\u1ed7n lo\u1ea1n th\u00e0nh ki\u1ec3m so\u00e1t, cung c\u1ea5p m\u1ed9t tuy\u1ebfn s\u1ed1ng cho c\u00e1c nh\u00e0 m\u00e1y \u0111ang v\u1eadt l\u1ed9n.<\/p>\n
Nguy\u00ean t\u1eafc ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c<\/strong><\/h3>\nTr\u1ecdng t\u00e2m c\u1ee7a n\u00f3, b\u1ed9 l\u1ecdc \u0111\u0129a d\u1ef1a v\u00e0o n\u0103ng l\u01b0\u1ee3ng ch\u00e2n kh\u00f4ng. Nhi\u1ec1u \u0111\u0129a, bao b\u1ecdc trong v\u1ea3i l\u1ecdc, nh\u00fang v\u00e0o b\u1ec3 b\u00f9n. Khi ch\u00fang xoay ch\u1eadm - kho\u1ea3ng 0,5 \u0111\u1ebfn 2 v\u00f2ng\/ph\u00fat - ch\u00e2n kh\u00f4ng k\u00e9o ch\u1ea5t l\u1ecfng qua, \u0111\u1ec3 l\u1ea1i m\u1ed9t chi\u1ebfc b\u00e1nh m\u1ecfng tr\u00ean m\u1ed7i m\u1eb7t. B\u00e1nh n\u01b0\u1edbng l\u00ean \u0111\u1ec3 s\u1ea5y kh\u00f4, sau \u0111\u00f3 c\u1ea1o ra v\u00e0o c\u00e1c chutes. Kh\u00f4ng kh\u00ed n\u1ed5 d\u1ecdn d\u1eb9p d\u01b0 th\u1eeba, v\u00e0 chu k\u1ef3 cu\u1ed9n l\u00ean.<\/p>\n
B\u1ed9 l\u1ecdc \u0111\u0129a t\u1ef1 \u0111\u1ed9ng ch\u1ea1y v\u1edbi \u00edt gi\u00e1m s\u00e1t. M\u1ed9t van trung t\u00e2m qu\u1ea3n l\u00fd c\u00e1c giai \u0111o\u1ea1n: h\u00ecnh th\u00e0nh b\u00e1nh, s\u1ea5y v\u00e0 x\u1ea3. \u0110\u1ed1i v\u1edbi b\u00f9n b\u00f9n \u0111\u1ecf \u0111\u1ea7y th\u00e1ch th\u1ee9c, v\u1ea3i l\u1ecdc x\u1eed l\u00fd c\u00e1c h\u1ea1t m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady xu\u1ed1ng \u0111\u1ebfn 5 micron, s\u1ea3n xu\u1ea5t b\u00e1nh \u1edf \u0111\u1ed9 \u1ea9m c\u00f2n l\u1ea1i 18-22%.<\/p>\n
Hi\u1ec7u qu\u1ea3 t\u1ed1i \u0111a trong thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn<\/strong><\/h3>\nNh\u00e0 m\u00e1y nh\u00f4m th\u01b0\u1eddng v\u1eadt l\u1ed9n v\u1edbi kh\u00f4ng gian s\u00e0n h\u1ea1n ch\u1ebf - b\u1ec3, l\u00f2 ph\u1ea3n \u1ee9ng v\u00e0 b\u0103ng t\u1ea3i l\u1ea5p \u0111\u1ea7y m\u1ecdi g\u00f3c. B\u1ed9 l\u1ecdc \u0111\u0129a l\u00e0m gi\u1ea3m g\u00e1nh n\u1eb7ng \u0111\u00f3. M\u1ed9t \u0111\u01a1n v\u1ecb 120 m\u00b2 ph\u00f9 h\u1ee3p v\u1edbi 10 \u00d7 15 m\u00e9t, so v\u1edbi 20 \u00d7 25 cho tr\u1ed1ng quay t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. B\u1eb1ng c\u00e1ch x\u1ebfp \u0111\u0129a ch\u1ed3ng nhau theo chi\u1ec1u d\u1ecdc, khu v\u1ef1c l\u1ecdc m\u1edf r\u1ed9ng m\u00e0 kh\u00f4ng m\u1edf r\u1ed9ng d\u1ea5u ch\u00e2n.<\/p>\n
Thi\u1ebft k\u1ebf n\u1ed9i b\u1ed9 ti\u1ebfp t\u1ee5c t\u0103ng c\u01b0\u1eddng hi\u1ec7u qu\u1ea3. C\u00e1c \u1ed1ng ng\u1eafn h\u01a1n l\u00e0m gi\u1ea3m m\u1ea5t \u00e1p su\u1ea5t, n\u00e2ng t\u1ef7 l\u1ec7 l\u1ecdc l\u00ean \u0111\u1ebfn 15%. M\u1eb7c d\u00f9 c\u00f4ng su\u1ea5t cao h\u01a1n, nhu c\u1ea7u n\u0103ng l\u01b0\u1ee3ng v\u1eabn khi\u00eam t\u1ed1n: c\u00e1c m\u00f4 h\u00ecnh k\u00edch th\u01b0\u1edbc trung b\u00ecnh th\u01b0\u1eddng ch\u1ec9 h\u00fat 20-30 kW th\u00f4ng qua m\u00e1y b\u01a1m ch\u00e2n kh\u00f4ng. Trong c\u00e1c h\u1ec7 th\u1ed1ng l\u1ecdc \u0111\u0129a, thi\u1ebft k\u1ebf n\u00e0y gi\u1ea3i ph\u00f3ng ch\u1ed7 cho s\u1ef1 ph\u00e1t tri\u1ec3n, m\u1ed9t chi\u1ebfn th\u1eafng l\u1edbn cho c\u00e1c nh\u00e0 v\u1eadn h\u00e0nh c\u00f3 \u00fd th\u1ee9c kh\u00f4ng gian.<\/p>\n
T\u1ef1 nhi\u00ean ph\u00f9 h\u1ee3p cho s\u1ea3n xu\u1ea5t alumina<\/strong><\/h3>\nB\u00f9n \u0111\u1ecf th\u00e1ch th\u1ee9c b\u1ea5t k\u1ef3 h\u1ec7 th\u1ed1ng l\u1ecdc n\u00e0o v\u1edbi \u0111\u1ed9 tinh t\u1ebf v\u00e0 ki\u1ec1m c\u1ef1c \u0111oan c\u1ee7a n\u00f3, nh\u01b0ng b\u1ed9 l\u1ecdc \u0111\u0129a \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u n\u00e0y. V\u1ea3i l\u1ecdc chuy\u00ean d\u1ee5ng, ch\u1ed1ng pH 12-14, cung c\u1ea5p tu\u1ed5i th\u1ecd 6-12 th\u00e1ng. C\u00e0i \u0111\u1eb7t ch\u00e2n kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi m\u1eadt \u0111\u1ed9 b\u00f9n, k\u00e9o r\u01b0\u1ee3u r\u00f5 r\u00e0ng \u0111\u1ec3 ph\u1ee5c h\u1ed3i ch\u1ea5t g\u00e2y s\u00e2u l\u00ean \u0111\u1ebfn 95% \u0111\u01b0\u1ee3c t\u00e1i s\u1eed d\u1ee5ng. Trong v\u00f2ng Bayer, \u0111i\u1ec1u n\u00e0y c\u1eaft gi\u1ea3m nhu c\u1ea7u soda t\u01b0\u01a1i.<\/p>\n
\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng thi\u1ebft b\u1ecb luy\u1ec7n kim, t\u00edch h\u1ee3p l\u00e0 li\u1ec1n m\u1ea1ch. B\u1ed9 l\u1ecdc \u0111\u0129a cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c trang b\u1ecb r\u1eeda l\u01b0ng t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng ho\u00e0n to\u00e0n kh\u00f4ng gi\u00e1m s\u00e1t. K\u1ebft qu\u1ea3 l\u00e0 b\u00e1nh l\u1ecdc s\u1ea5y gi\u1ea3m y\u00eau c\u1ea7u s\u1ea5y h\u1ea1 l\u01b0u v\u00e0 t\u0103ng hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t t\u1ed5ng th\u1ec3. Nh\u1eefng t\u00ednh n\u0103ng n\u00e0y cung c\u1ea5p m\u1ed9t n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc. T\u1ea1i NHD, ch\u00fang t\u00f4i x\u00e2y d\u1ef1ng tr\u00ean n\u1ec1n t\u1ea3ng n\u00e0y, th\u00fac \u0111\u1ea9y hi\u1ec7u su\u1ea5t l\u1ecdc b\u00f9n \u0111\u1ecf alumina.<\/p>\n
Ngo\u00e0i ti\u00eau chu\u1ea9n: L\u1ee3i th\u1ebf c\u1ee7a b\u1ed9 l\u1ecdc \u0111\u0129a NHD<\/strong><\/h2>\nB\u1ed9 l\u1ecdc \u0111\u0129a d\u1ecdc t\u1ef1 \u0111\u1ed9ng c\u1ee7a NHD l\u1ea5y thi\u1ebft k\u1ebf c\u1ed1t l\u00f5i v\u00e0 b\u1ed5 sung s\u1ef1 tinh t\u1ebf t\u1eeb 30 n\u0103m kinh nghi\u1ec7m th\u1ef1c \u0111\u1ecba. \u0110\u00f3 l\u00e0 thi\u1ebft b\u1ecb l\u1ecdc \u0111\u01b0\u1ee3c \u0111\u1ecbnh h\u00ecnh cho c\u00e1c th\u00e1ch th\u1ee9c s\u1ea3n xu\u1ea5t alumina kh\u00f3 kh\u0103n nh\u1ea5t.<\/p>\n
<\/div>\n\n- Compact & Thi\u1ebft k\u1ebf hi\u1ec7u qu\u1ea3:<\/strong> B\u1ed9 l\u1ecdc \u0111\u0129a NHD nh\u1ecf g\u1ecdn v\u00e0 m\u1ea1nh m\u1ebd, l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u0111\u1ea7u ti\u00ean cho c\u00e1c c\u0103n c\u1ee9 s\u1ea3n xu\u1ea5t alumina v\u1edbi kh\u00f4ng gian h\u1ea1n ch\u1ebf. M\u1ed7i \u0111\u0129a cung c\u1ea5p di\u1ec7n t\u00edch l\u1ecdc 20-50 m\u00b2, v\u1edbi \u0111\u01b0\u1eddng k\u00ednh \u0111\u0129a l\u00ean \u0111\u1ebfn 7 m\u00e9t. M\u1ed9t \u0111\u01a1n v\u1ecb duy nh\u1ea5t v\u1eabn cung c\u1ea5p di\u1ec7n t\u00edch l\u1ecdc t\u1ed1i \u0111a 240 m\u00b2 trong m\u1ed9t d\u1ea5u ch\u00e2n nh\u1ecf g\u1ecdn. Thi\u1ebft k\u1ebf n\u00e0y gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng 10% nh\u1edd c\u00e1c nh\u00e3n m\u1ecfng h\u01a1n, \u0111\u01a1n gi\u1ea3n h\u00f3a l\u1eafp \u0111\u1eb7t v\u00e0 gi\u1ea3m nhu c\u1ea7u c\u1ea5u tr\u00fac \u0111\u1ed1i v\u1edbi c\u00e1c c\u01a1 s\u1edf. C\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a t\u0103ng d\u00f2ng ch\u1ea3y ch\u1ea5t l\u1ecdc 25% so v\u1edbi c\u00e1c m\u00f4 h\u00ecnh ti\u00eau chu\u1ea9n, \u0111\u1ea3m b\u1ea3o x\u1eed l\u00fd nhanh h\u01a1n m\u00e0 kh\u00f4ng hy sinh ch\u1ea5t l\u01b0\u1ee3ng. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t thi\u1ebft l\u1eadp t\u1ed1i \u0111a h\u00f3a \u0111\u1ea7u ra trong khi ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c b\u1ed1 tr\u00ed hi\u1ec7n c\u00f3, \u0111\u1ec3 l\u1ea1i ch\u1ed7 cho c\u00e1c m\u1edf r\u1ed9ng trong t\u01b0\u01a1ng lai ho\u1eb7c thi\u1ebft b\u1ecb b\u1ed5 sung.<\/li>\n
- Ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady & D\u1ec5 b\u1ea3o tr\u00ec<\/strong>B\u1ea3o tr\u00ec \u0111\u01b0\u1ee3c h\u1ee3p l\u00fd h\u00f3a th\u00f4ng qua c\u00e1c t\u00ednh n\u0103ng nh\u01b0 t\u1ea5m l\u1ecdc nh\u1eb9 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thay th\u1ebf v\u1ea3i nhanh ch\u00f3ng v\u00e0 thu\u1eadn ti\u1ec7n, l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 c\u01b0\u1eddng \u0111\u1ed9 lao \u0111\u1ed9ng. N\u00e2ng cao \u0111\u1ed9 tin c\u1eady h\u01a1n n\u1eefa, van ph\u00e2n ph\u1ed1i \u0111\u1ed9c \u0111\u00e1o gi\u1ea3m thi\u1ec3u m\u00e0i m\u00f2n v\u1ea3i t\u1eeb ma s\u00e1t, trong khi ni\u00eam phong tr\u1ee5c \u0111\u00e1ng tin c\u1eady cao ng\u0103n ch\u1eb7n m\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u00e0 cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh d\u1ec5 d\u00e0ng. Vi\u1ec7c b\u1ed5 sung m\u1ed9t h\u1ec7 th\u1ed1ng x\u1ea3 nhanh th\u00f4ng qua van b\u01b0\u1edbm kh\u00ed n\u00e9n cung c\u1ea5p m\u1ed9t b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 ch\u1ed1ng l\u1ea1i tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u trong th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng b\u1ea5t ng\u1edd.<\/li>\n
- Chi ph\u00ed & Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng<\/strong>Khi n\u00f3i \u0111\u1ebfn ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 n\u0103ng l\u01b0\u1ee3ng, b\u1ed9 l\u1ecdc cung c\u1ea5p hi\u1ec7u qu\u1ea3 tr\u00ean nhi\u1ec1u m\u1eb7t tr\u1eadn. Thi\u1ebft k\u1ebf \u0111\u0129a \u0111\u01b0\u1eddng k\u00ednh l\u1edbn c\u1ee7a n\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ed9t khu v\u1ef1c l\u1ecdc cao trong m\u1ed9t d\u1ea5u ch\u00e2n nh\u1ecf g\u1ecdn, tr\u1ef1c ti\u1ebfp gi\u1ea3m chi ph\u00ed x\u00e2y d\u1ef1ng. Hi\u1ec7u qu\u1ea3 n\u00e0y \u0111\u01b0\u1ee3c khu\u1ebfch \u0111\u1ea1i b\u1edfi m\u1ed9t khu v\u1ef1c l\u1ecdc v\u00e0 s\u1ea5y m\u1edf r\u1ed9ng t\u1eeb b\u1ed1 tr\u00ed \u0111a \u0111\u0129a, l\u00e0m t\u0103ng c\u00f4ng su\u1ea5t t\u1ed5ng th\u1ec3. Chi ph\u00ed v\u1eadn h\u00e0nh \u0111\u01b0\u1ee3c gi\u1ea3m th\u00eam b\u1eb1ng m\u1ed9t h\u1ec7 th\u1ed1ng b\u00f4i tr\u01a1n kh\u00f4 t\u1eadp trung t\u1ef1 \u0111\u1ed9ng \u00e1p su\u1ea5t cao \u0111\u1ea3m b\u1ea3o ph\u00e2n ph\u1ed1i m\u1ee1 t\u1ed1i \u01b0u v\u00e0 b\u1eb1ng c\u00e1c t\u00ednh n\u0103ng thi\u1ebft k\u1ebf ng\u0103n ch\u1eb7n s\u1ef1 t\u00edch t\u1ee5 tr\u1ea7m t\u00edch, gi\u1ea3m thi\u1ec3u th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 nhu c\u1ea7u b\u1ea3o tr\u00ec.<\/li>\n
- M\u00f4i tr\u01b0\u1eddng & L\u1ee3i \u00edch an to\u00e0n<\/strong>B\u1ec1n v\u1eefng l\u00e0 trung t\u00e2m v\u1edbi thi\u1ebft k\u1ebf ti\u00ean ti\u1ebfn c\u1ee7a NHD. Thi\u1ebft k\u1ebf ni\u00eam phong c\u1ee7a n\u00f3 lo\u1ea1i b\u1ecf hi\u1ec7u qu\u1ea3 r\u00f2 r\u1ec9, r\u00f2 r\u1ec9 v\u00e0 \u00f4 nhi\u1ec5m th\u1ee9 c\u1ea5p trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t. H\u01a1n n\u1eefa, c\u00e1c h\u1ec7 th\u1ed1ng t\u00edch h\u1ee3p \u0111\u1ec3 ng\u0103n ch\u1eb7n tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u v\u00e0 k\u1ebft tinh kh\u00f4ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o s\u1ef1 li\u00ean t\u1ee5c c\u1ee7a qu\u00e1 tr\u00ecnh m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n v\u00e0o m\u1ed9t n\u01a1i l\u00e0m vi\u1ec7c an to\u00e0n v\u00e0 s\u1ea1ch h\u01a1n.<\/li>\n<\/ul>\n
Ch\u1ee9ng minh trong th\u1ef1c t\u1ebf: Tr\u01b0\u1eddng h\u1ee3p \u1ee9ng d\u1ee5ng b\u1ed9 l\u1ecdc \u0111\u0129a NHD<\/strong><\/h2>\nL\u00fd thuy\u1ebft g\u1eb7p th\u1ef1c t\u1ebf trong l\u0129nh v\u1ef1c. H\u00e3y xem x\u00e9t tr\u01b0\u1eddng h\u1ee3p c\u1ee7a m\u1ed9t nh\u00e0 m\u00e1y alumina 500.000 t\u1ea5n m\u1ed7i n\u0103m \u1edf S\u01a1n \u0110\u00f4ng, Trung Qu\u1ed1c, \u0111ang \u0111\u1ed1i m\u1eb7t v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c m\u00e0 ch\u00fang t\u00f4i \u0111\u00e3 th\u1ea3o lu\u1eadn: t\u1eafc ngh\u1ebdn th\u01b0\u1eddng xuy\u00ean, b\u00e1nh l\u1ecdc \u0111\u1ed9 \u1ea9m cao v\u00e0 chi ph\u00ed v\u1eadn h\u00e0nh leo thang.<\/p>\n
<\/div>\nTr\u01b0\u1edbc NHD<\/strong>:<\/p>\n\n- C\u00e1c tr\u1ed1ng quay qu\u1ea3n l\u00fd 80 m\u00b3 \/ gi\u1edd nh\u01b0ng \u0111\u1ec3 l\u1ea1i \u0111\u1ed9 \u1ea9m 28%, qu\u00e1 t\u1ea3i m\u00e1y bay h\u01a1i.<\/li>\n
- Th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1t 12 gi\u1edd m\u1ed7i tu\u1ea7n \u0111\u1ec3 l\u00e0m s\u1ea1ch.<\/li>\n
- Chi ph\u00ed x\u1eed l\u00fd \u0111\u1ea1t 200.000 \u0111\u00f4 la m\u1ed7i n\u0103m t\u1eeb n\u01b0\u1edbc b\u1ed5 sung.<\/li>\n
- S\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng t\u0103ng 25% trong vi\u1ec7c s\u1ea5y.<\/li>\n<\/ul>\n
Sau m\u1ed9t b\u1ed9 l\u1ecdc \u0111\u0129a NHD 240 m\u00b2<\/strong>:<\/p>\n\n- Kh\u1ea3 n\u0103ng t\u0103ng l\u00ean 110 m\u00b3\/h, \u0111\u1ed9 \u1ea9m l\u00ean 19%.<\/li>\n
- Th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1t 97%, b\u1ea3o tr\u00ec gi\u1ea3m m\u1ed9t n\u1eeda.<\/li>\n
- Cu\u1ed9c ph\u1ee5c h\u1ed3i Caustic t\u0103ng 8%, ti\u1ebft ki\u1ec7m 150.000 USD.<\/li>\n
- B\u00e1nh \u0111\u01b0\u1ee3c n\u00e9n n\u00e9n t\u1ed1t h\u01a1n, gi\u1ea3m v\u1eadn chuy\u1ec3n 15%.<\/li>\n
- T\u0103ng s\u1ea3n l\u01b0\u1ee3ng: 25% ch\u1ea5t r\u1eafn h\u00e0ng ng\u00e0y.<\/li>\n
- Gi\u1ea3m chi ph\u00ed: Chi ph\u00ed ho\u1ea1t \u0111\u1ed9ng th\u1ea5p h\u01a1n 18% trong n\u0103m \u0111\u1ea7u ti\u00ean.<\/li>\n
- L\u1ee3i \u00edch xanh: Gi\u1ea3m ch\u1ea5t th\u1ea3i 22%.<\/li>\n<\/ul>\n
K\u1ebft lu\u1eadn<\/strong><\/h2>\nCh\u1ecdn c\u00f4ng ngh\u1ec7 l\u1ecdc ph\u00f9 h\u1ee3p l\u00e0 r\u1ea5t quan tr\u1ecdng cho s\u1ea3n xu\u1ea5t alumina, hi\u1ec7u qu\u1ea3 l\u00e1i xe, ki\u1ec3m so\u00e1t chi ph\u00ed v\u00e0 ch\u0103m s\u00f3c m\u00f4i tr\u01b0\u1eddng. NHD b\u1ed9 l\u1ecdc \u0111\u0129a<\/a><\/strong>s v\u01b0\u1ee3t xa thi\u1ebft b\u1ecb \u0111\u01a1n thu\u1ea7n; Ch\u00fang l\u00e0 m\u1ed9t l\u1ee3i th\u1ebf chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng c\u1ea1nh tranh v\u00e0 th\u00fac \u0111\u1ea9y t\u0103ng tr\u01b0\u1edfng b\u1ec1n v\u1eefng. S\u1eb5n s\u00e0ng \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c th\u00e1ch th\u1ee9c l\u1ecdc b\u00f9n \u0111\u1ecf c\u1ee7a b\u1ea1n? Li\u00ean h\u1ec7 NHD<\/a><\/strong> h\u00f4m nay t\u1ea1i sales@chinanhd.com<\/a><\/strong> cho m\u1ed9t gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh v\u00e0 n\u00e2ng cao ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ea1n!<\/p>","protected":false},"excerpt":{"rendered":"In the morning, you pour hot water over coffee grounds, waiting for that perfect drop of coffee to trickle into your cup\u2014but if the filter fails, you’ll find only grounds filling your cup. Now scale this problem up to the alumina industry, and the consequences become far more serious. In alumina production, the Bayer process […]<\/p>\n","protected":false},"author":1,"featured_media":5585,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[],"class_list":["post-5588","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\/5588","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=5588"}],"version-history":[{"count":3,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/5588\/revisions"}],"predecessor-version":[{"id":6391,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/5588\/revisions\/6391"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media\/5585"}],"wp:attachment":[{"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media?parent=5588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/categories?post=5588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/tags?post=5588"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
<\/div>\nC\u00e1c m\u1ed1i quan t\u00e2m an to\u00e0n th\u00eam s\u1ef1 kh\u1ea9n c\u1ea5p h\u01a1n. M\u00e1y \u00e9p \u00e1p su\u1ea5t cao c\u00f3 th\u1ec3 th\u1ea5t b\u1ea1i n\u1ebfu ni\u00eam phong v\u1ee1, trong khi b\u1ed9 l\u1ecdc tr\u1ed1ng l\u00e0m cho c\u00f4ng nh\u00e2n ti\u1ebfp x\u00fac v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn di chuy\u1ec3n v\u00e0 b\u00f9n \u0103n m\u00f2n. Trong kh\u00f4ng gian h\u1ea1n ch\u1ebf, ngay c\u1ea3 tr\u00e0n n\u01b0\u1edbc nh\u1ecf c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed1i nguy hi\u1ec3m. Do \u0111\u00f3, thi\u1ebft b\u1ecb l\u1ecdc kh\u00f4ng ch\u1ec9 ph\u1ea3i ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 m\u00e0 c\u00f2n ch\u1ee9a r\u1ee7i ro \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u1ea3 con ng\u01b0\u1eddi v\u00e0 m\u00f4i tr\u01b0\u1eddng.<\/p>\n
T\u1ea1i sao b\u1ed9 l\u1ecdc \u0111\u0129a xu\u1ea5t hi\u1ec7n nh\u01b0 l\u00e0 gi\u1ea3i ph\u00e1p cu\u1ed1i c\u00f9ng<\/strong><\/h2>\nB\u1ed9 l\u1ecdc \u0111\u0129a d\u1ecdc, m\u1ed9t c\u1ef1u chi\u1ebfn binh c\u1ee7a thi\u1ebft b\u1ecb l\u1ecdc, s\u1eed d\u1ee5ng m\u1ed9t lo\u1ea1t \u0111\u0129a ng\u1ea7m \u0111\u1ec3 k\u00e9o ch\u1ea5t r\u1eafn \u1ed5n \u0111\u1ecbnh t\u1eeb b\u00f9n. N\u00f3 ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c v\u00e0 t\u1ef1 \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean t\u1eafc l\u1ecdc ch\u00e2n kh\u00f4ng. \u0110\u1ed1i v\u1edbi l\u1ecdc b\u00f9n \u0111\u1ecf alumina, c\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y bi\u1ebfn h\u1ed7n lo\u1ea1n th\u00e0nh ki\u1ec3m so\u00e1t, cung c\u1ea5p m\u1ed9t tuy\u1ebfn s\u1ed1ng cho c\u00e1c nh\u00e0 m\u00e1y \u0111ang v\u1eadt l\u1ed9n.<\/p>\n
Nguy\u00ean t\u1eafc ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c<\/strong><\/h3>\nTr\u1ecdng t\u00e2m c\u1ee7a n\u00f3, b\u1ed9 l\u1ecdc \u0111\u0129a d\u1ef1a v\u00e0o n\u0103ng l\u01b0\u1ee3ng ch\u00e2n kh\u00f4ng. Nhi\u1ec1u \u0111\u0129a, bao b\u1ecdc trong v\u1ea3i l\u1ecdc, nh\u00fang v\u00e0o b\u1ec3 b\u00f9n. Khi ch\u00fang xoay ch\u1eadm - kho\u1ea3ng 0,5 \u0111\u1ebfn 2 v\u00f2ng\/ph\u00fat - ch\u00e2n kh\u00f4ng k\u00e9o ch\u1ea5t l\u1ecfng qua, \u0111\u1ec3 l\u1ea1i m\u1ed9t chi\u1ebfc b\u00e1nh m\u1ecfng tr\u00ean m\u1ed7i m\u1eb7t. B\u00e1nh n\u01b0\u1edbng l\u00ean \u0111\u1ec3 s\u1ea5y kh\u00f4, sau \u0111\u00f3 c\u1ea1o ra v\u00e0o c\u00e1c chutes. Kh\u00f4ng kh\u00ed n\u1ed5 d\u1ecdn d\u1eb9p d\u01b0 th\u1eeba, v\u00e0 chu k\u1ef3 cu\u1ed9n l\u00ean.<\/p>\n
B\u1ed9 l\u1ecdc \u0111\u0129a t\u1ef1 \u0111\u1ed9ng ch\u1ea1y v\u1edbi \u00edt gi\u00e1m s\u00e1t. M\u1ed9t van trung t\u00e2m qu\u1ea3n l\u00fd c\u00e1c giai \u0111o\u1ea1n: h\u00ecnh th\u00e0nh b\u00e1nh, s\u1ea5y v\u00e0 x\u1ea3. \u0110\u1ed1i v\u1edbi b\u00f9n b\u00f9n \u0111\u1ecf \u0111\u1ea7y th\u00e1ch th\u1ee9c, v\u1ea3i l\u1ecdc x\u1eed l\u00fd c\u00e1c h\u1ea1t m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady xu\u1ed1ng \u0111\u1ebfn 5 micron, s\u1ea3n xu\u1ea5t b\u00e1nh \u1edf \u0111\u1ed9 \u1ea9m c\u00f2n l\u1ea1i 18-22%.<\/p>\n
Hi\u1ec7u qu\u1ea3 t\u1ed1i \u0111a trong thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn<\/strong><\/h3>\nNh\u00e0 m\u00e1y nh\u00f4m th\u01b0\u1eddng v\u1eadt l\u1ed9n v\u1edbi kh\u00f4ng gian s\u00e0n h\u1ea1n ch\u1ebf - b\u1ec3, l\u00f2 ph\u1ea3n \u1ee9ng v\u00e0 b\u0103ng t\u1ea3i l\u1ea5p \u0111\u1ea7y m\u1ecdi g\u00f3c. B\u1ed9 l\u1ecdc \u0111\u0129a l\u00e0m gi\u1ea3m g\u00e1nh n\u1eb7ng \u0111\u00f3. M\u1ed9t \u0111\u01a1n v\u1ecb 120 m\u00b2 ph\u00f9 h\u1ee3p v\u1edbi 10 \u00d7 15 m\u00e9t, so v\u1edbi 20 \u00d7 25 cho tr\u1ed1ng quay t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. B\u1eb1ng c\u00e1ch x\u1ebfp \u0111\u0129a ch\u1ed3ng nhau theo chi\u1ec1u d\u1ecdc, khu v\u1ef1c l\u1ecdc m\u1edf r\u1ed9ng m\u00e0 kh\u00f4ng m\u1edf r\u1ed9ng d\u1ea5u ch\u00e2n.<\/p>\n
Thi\u1ebft k\u1ebf n\u1ed9i b\u1ed9 ti\u1ebfp t\u1ee5c t\u0103ng c\u01b0\u1eddng hi\u1ec7u qu\u1ea3. C\u00e1c \u1ed1ng ng\u1eafn h\u01a1n l\u00e0m gi\u1ea3m m\u1ea5t \u00e1p su\u1ea5t, n\u00e2ng t\u1ef7 l\u1ec7 l\u1ecdc l\u00ean \u0111\u1ebfn 15%. M\u1eb7c d\u00f9 c\u00f4ng su\u1ea5t cao h\u01a1n, nhu c\u1ea7u n\u0103ng l\u01b0\u1ee3ng v\u1eabn khi\u00eam t\u1ed1n: c\u00e1c m\u00f4 h\u00ecnh k\u00edch th\u01b0\u1edbc trung b\u00ecnh th\u01b0\u1eddng ch\u1ec9 h\u00fat 20-30 kW th\u00f4ng qua m\u00e1y b\u01a1m ch\u00e2n kh\u00f4ng. Trong c\u00e1c h\u1ec7 th\u1ed1ng l\u1ecdc \u0111\u0129a, thi\u1ebft k\u1ebf n\u00e0y gi\u1ea3i ph\u00f3ng ch\u1ed7 cho s\u1ef1 ph\u00e1t tri\u1ec3n, m\u1ed9t chi\u1ebfn th\u1eafng l\u1edbn cho c\u00e1c nh\u00e0 v\u1eadn h\u00e0nh c\u00f3 \u00fd th\u1ee9c kh\u00f4ng gian.<\/p>\n
T\u1ef1 nhi\u00ean ph\u00f9 h\u1ee3p cho s\u1ea3n xu\u1ea5t alumina<\/strong><\/h3>\nB\u00f9n \u0111\u1ecf th\u00e1ch th\u1ee9c b\u1ea5t k\u1ef3 h\u1ec7 th\u1ed1ng l\u1ecdc n\u00e0o v\u1edbi \u0111\u1ed9 tinh t\u1ebf v\u00e0 ki\u1ec1m c\u1ef1c \u0111oan c\u1ee7a n\u00f3, nh\u01b0ng b\u1ed9 l\u1ecdc \u0111\u0129a \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u n\u00e0y. V\u1ea3i l\u1ecdc chuy\u00ean d\u1ee5ng, ch\u1ed1ng pH 12-14, cung c\u1ea5p tu\u1ed5i th\u1ecd 6-12 th\u00e1ng. C\u00e0i \u0111\u1eb7t ch\u00e2n kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi m\u1eadt \u0111\u1ed9 b\u00f9n, k\u00e9o r\u01b0\u1ee3u r\u00f5 r\u00e0ng \u0111\u1ec3 ph\u1ee5c h\u1ed3i ch\u1ea5t g\u00e2y s\u00e2u l\u00ean \u0111\u1ebfn 95% \u0111\u01b0\u1ee3c t\u00e1i s\u1eed d\u1ee5ng. Trong v\u00f2ng Bayer, \u0111i\u1ec1u n\u00e0y c\u1eaft gi\u1ea3m nhu c\u1ea7u soda t\u01b0\u01a1i.<\/p>\n
\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng thi\u1ebft b\u1ecb luy\u1ec7n kim, t\u00edch h\u1ee3p l\u00e0 li\u1ec1n m\u1ea1ch. B\u1ed9 l\u1ecdc \u0111\u0129a cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c trang b\u1ecb r\u1eeda l\u01b0ng t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng ho\u00e0n to\u00e0n kh\u00f4ng gi\u00e1m s\u00e1t. K\u1ebft qu\u1ea3 l\u00e0 b\u00e1nh l\u1ecdc s\u1ea5y gi\u1ea3m y\u00eau c\u1ea7u s\u1ea5y h\u1ea1 l\u01b0u v\u00e0 t\u0103ng hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t t\u1ed5ng th\u1ec3. Nh\u1eefng t\u00ednh n\u0103ng n\u00e0y cung c\u1ea5p m\u1ed9t n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc. T\u1ea1i NHD, ch\u00fang t\u00f4i x\u00e2y d\u1ef1ng tr\u00ean n\u1ec1n t\u1ea3ng n\u00e0y, th\u00fac \u0111\u1ea9y hi\u1ec7u su\u1ea5t l\u1ecdc b\u00f9n \u0111\u1ecf alumina.<\/p>\n
Ngo\u00e0i ti\u00eau chu\u1ea9n: L\u1ee3i th\u1ebf c\u1ee7a b\u1ed9 l\u1ecdc \u0111\u0129a NHD<\/strong><\/h2>\nB\u1ed9 l\u1ecdc \u0111\u0129a d\u1ecdc t\u1ef1 \u0111\u1ed9ng c\u1ee7a NHD l\u1ea5y thi\u1ebft k\u1ebf c\u1ed1t l\u00f5i v\u00e0 b\u1ed5 sung s\u1ef1 tinh t\u1ebf t\u1eeb 30 n\u0103m kinh nghi\u1ec7m th\u1ef1c \u0111\u1ecba. \u0110\u00f3 l\u00e0 thi\u1ebft b\u1ecb l\u1ecdc \u0111\u01b0\u1ee3c \u0111\u1ecbnh h\u00ecnh cho c\u00e1c th\u00e1ch th\u1ee9c s\u1ea3n xu\u1ea5t alumina kh\u00f3 kh\u0103n nh\u1ea5t.<\/p>\n
<\/div>\n\n- Compact & Thi\u1ebft k\u1ebf hi\u1ec7u qu\u1ea3:<\/strong> B\u1ed9 l\u1ecdc \u0111\u0129a NHD nh\u1ecf g\u1ecdn v\u00e0 m\u1ea1nh m\u1ebd, l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u0111\u1ea7u ti\u00ean cho c\u00e1c c\u0103n c\u1ee9 s\u1ea3n xu\u1ea5t alumina v\u1edbi kh\u00f4ng gian h\u1ea1n ch\u1ebf. M\u1ed7i \u0111\u0129a cung c\u1ea5p di\u1ec7n t\u00edch l\u1ecdc 20-50 m\u00b2, v\u1edbi \u0111\u01b0\u1eddng k\u00ednh \u0111\u0129a l\u00ean \u0111\u1ebfn 7 m\u00e9t. M\u1ed9t \u0111\u01a1n v\u1ecb duy nh\u1ea5t v\u1eabn cung c\u1ea5p di\u1ec7n t\u00edch l\u1ecdc t\u1ed1i \u0111a 240 m\u00b2 trong m\u1ed9t d\u1ea5u ch\u00e2n nh\u1ecf g\u1ecdn. Thi\u1ebft k\u1ebf n\u00e0y gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng 10% nh\u1edd c\u00e1c nh\u00e3n m\u1ecfng h\u01a1n, \u0111\u01a1n gi\u1ea3n h\u00f3a l\u1eafp \u0111\u1eb7t v\u00e0 gi\u1ea3m nhu c\u1ea7u c\u1ea5u tr\u00fac \u0111\u1ed1i v\u1edbi c\u00e1c c\u01a1 s\u1edf. C\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a t\u0103ng d\u00f2ng ch\u1ea3y ch\u1ea5t l\u1ecdc 25% so v\u1edbi c\u00e1c m\u00f4 h\u00ecnh ti\u00eau chu\u1ea9n, \u0111\u1ea3m b\u1ea3o x\u1eed l\u00fd nhanh h\u01a1n m\u00e0 kh\u00f4ng hy sinh ch\u1ea5t l\u01b0\u1ee3ng. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t thi\u1ebft l\u1eadp t\u1ed1i \u0111a h\u00f3a \u0111\u1ea7u ra trong khi ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c b\u1ed1 tr\u00ed hi\u1ec7n c\u00f3, \u0111\u1ec3 l\u1ea1i ch\u1ed7 cho c\u00e1c m\u1edf r\u1ed9ng trong t\u01b0\u01a1ng lai ho\u1eb7c thi\u1ebft b\u1ecb b\u1ed5 sung.<\/li>\n
- Ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady & D\u1ec5 b\u1ea3o tr\u00ec<\/strong>B\u1ea3o tr\u00ec \u0111\u01b0\u1ee3c h\u1ee3p l\u00fd h\u00f3a th\u00f4ng qua c\u00e1c t\u00ednh n\u0103ng nh\u01b0 t\u1ea5m l\u1ecdc nh\u1eb9 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thay th\u1ebf v\u1ea3i nhanh ch\u00f3ng v\u00e0 thu\u1eadn ti\u1ec7n, l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 c\u01b0\u1eddng \u0111\u1ed9 lao \u0111\u1ed9ng. N\u00e2ng cao \u0111\u1ed9 tin c\u1eady h\u01a1n n\u1eefa, van ph\u00e2n ph\u1ed1i \u0111\u1ed9c \u0111\u00e1o gi\u1ea3m thi\u1ec3u m\u00e0i m\u00f2n v\u1ea3i t\u1eeb ma s\u00e1t, trong khi ni\u00eam phong tr\u1ee5c \u0111\u00e1ng tin c\u1eady cao ng\u0103n ch\u1eb7n m\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u00e0 cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh d\u1ec5 d\u00e0ng. Vi\u1ec7c b\u1ed5 sung m\u1ed9t h\u1ec7 th\u1ed1ng x\u1ea3 nhanh th\u00f4ng qua van b\u01b0\u1edbm kh\u00ed n\u00e9n cung c\u1ea5p m\u1ed9t b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 ch\u1ed1ng l\u1ea1i tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u trong th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng b\u1ea5t ng\u1edd.<\/li>\n
- Chi ph\u00ed & Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng<\/strong>Khi n\u00f3i \u0111\u1ebfn ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 n\u0103ng l\u01b0\u1ee3ng, b\u1ed9 l\u1ecdc cung c\u1ea5p hi\u1ec7u qu\u1ea3 tr\u00ean nhi\u1ec1u m\u1eb7t tr\u1eadn. Thi\u1ebft k\u1ebf \u0111\u0129a \u0111\u01b0\u1eddng k\u00ednh l\u1edbn c\u1ee7a n\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ed9t khu v\u1ef1c l\u1ecdc cao trong m\u1ed9t d\u1ea5u ch\u00e2n nh\u1ecf g\u1ecdn, tr\u1ef1c ti\u1ebfp gi\u1ea3m chi ph\u00ed x\u00e2y d\u1ef1ng. Hi\u1ec7u qu\u1ea3 n\u00e0y \u0111\u01b0\u1ee3c khu\u1ebfch \u0111\u1ea1i b\u1edfi m\u1ed9t khu v\u1ef1c l\u1ecdc v\u00e0 s\u1ea5y m\u1edf r\u1ed9ng t\u1eeb b\u1ed1 tr\u00ed \u0111a \u0111\u0129a, l\u00e0m t\u0103ng c\u00f4ng su\u1ea5t t\u1ed5ng th\u1ec3. Chi ph\u00ed v\u1eadn h\u00e0nh \u0111\u01b0\u1ee3c gi\u1ea3m th\u00eam b\u1eb1ng m\u1ed9t h\u1ec7 th\u1ed1ng b\u00f4i tr\u01a1n kh\u00f4 t\u1eadp trung t\u1ef1 \u0111\u1ed9ng \u00e1p su\u1ea5t cao \u0111\u1ea3m b\u1ea3o ph\u00e2n ph\u1ed1i m\u1ee1 t\u1ed1i \u01b0u v\u00e0 b\u1eb1ng c\u00e1c t\u00ednh n\u0103ng thi\u1ebft k\u1ebf ng\u0103n ch\u1eb7n s\u1ef1 t\u00edch t\u1ee5 tr\u1ea7m t\u00edch, gi\u1ea3m thi\u1ec3u th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 nhu c\u1ea7u b\u1ea3o tr\u00ec.<\/li>\n
- M\u00f4i tr\u01b0\u1eddng & L\u1ee3i \u00edch an to\u00e0n<\/strong>B\u1ec1n v\u1eefng l\u00e0 trung t\u00e2m v\u1edbi thi\u1ebft k\u1ebf ti\u00ean ti\u1ebfn c\u1ee7a NHD. Thi\u1ebft k\u1ebf ni\u00eam phong c\u1ee7a n\u00f3 lo\u1ea1i b\u1ecf hi\u1ec7u qu\u1ea3 r\u00f2 r\u1ec9, r\u00f2 r\u1ec9 v\u00e0 \u00f4 nhi\u1ec5m th\u1ee9 c\u1ea5p trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t. H\u01a1n n\u1eefa, c\u00e1c h\u1ec7 th\u1ed1ng t\u00edch h\u1ee3p \u0111\u1ec3 ng\u0103n ch\u1eb7n tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u v\u00e0 k\u1ebft tinh kh\u00f4ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o s\u1ef1 li\u00ean t\u1ee5c c\u1ee7a qu\u00e1 tr\u00ecnh m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n v\u00e0o m\u1ed9t n\u01a1i l\u00e0m vi\u1ec7c an to\u00e0n v\u00e0 s\u1ea1ch h\u01a1n.<\/li>\n<\/ul>\n
Ch\u1ee9ng minh trong th\u1ef1c t\u1ebf: Tr\u01b0\u1eddng h\u1ee3p \u1ee9ng d\u1ee5ng b\u1ed9 l\u1ecdc \u0111\u0129a NHD<\/strong><\/h2>\nL\u00fd thuy\u1ebft g\u1eb7p th\u1ef1c t\u1ebf trong l\u0129nh v\u1ef1c. H\u00e3y xem x\u00e9t tr\u01b0\u1eddng h\u1ee3p c\u1ee7a m\u1ed9t nh\u00e0 m\u00e1y alumina 500.000 t\u1ea5n m\u1ed7i n\u0103m \u1edf S\u01a1n \u0110\u00f4ng, Trung Qu\u1ed1c, \u0111ang \u0111\u1ed1i m\u1eb7t v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c m\u00e0 ch\u00fang t\u00f4i \u0111\u00e3 th\u1ea3o lu\u1eadn: t\u1eafc ngh\u1ebdn th\u01b0\u1eddng xuy\u00ean, b\u00e1nh l\u1ecdc \u0111\u1ed9 \u1ea9m cao v\u00e0 chi ph\u00ed v\u1eadn h\u00e0nh leo thang.<\/p>\n
<\/div>\nTr\u01b0\u1edbc NHD<\/strong>:<\/p>\n\n- C\u00e1c tr\u1ed1ng quay qu\u1ea3n l\u00fd 80 m\u00b3 \/ gi\u1edd nh\u01b0ng \u0111\u1ec3 l\u1ea1i \u0111\u1ed9 \u1ea9m 28%, qu\u00e1 t\u1ea3i m\u00e1y bay h\u01a1i.<\/li>\n
- Th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1t 12 gi\u1edd m\u1ed7i tu\u1ea7n \u0111\u1ec3 l\u00e0m s\u1ea1ch.<\/li>\n
- Chi ph\u00ed x\u1eed l\u00fd \u0111\u1ea1t 200.000 \u0111\u00f4 la m\u1ed7i n\u0103m t\u1eeb n\u01b0\u1edbc b\u1ed5 sung.<\/li>\n
- S\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng t\u0103ng 25% trong vi\u1ec7c s\u1ea5y.<\/li>\n<\/ul>\n
Sau m\u1ed9t b\u1ed9 l\u1ecdc \u0111\u0129a NHD 240 m\u00b2<\/strong>:<\/p>\n\n- Kh\u1ea3 n\u0103ng t\u0103ng l\u00ean 110 m\u00b3\/h, \u0111\u1ed9 \u1ea9m l\u00ean 19%.<\/li>\n
- Th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1t 97%, b\u1ea3o tr\u00ec gi\u1ea3m m\u1ed9t n\u1eeda.<\/li>\n
- Cu\u1ed9c ph\u1ee5c h\u1ed3i Caustic t\u0103ng 8%, ti\u1ebft ki\u1ec7m 150.000 USD.<\/li>\n
- B\u00e1nh \u0111\u01b0\u1ee3c n\u00e9n n\u00e9n t\u1ed1t h\u01a1n, gi\u1ea3m v\u1eadn chuy\u1ec3n 15%.<\/li>\n
- T\u0103ng s\u1ea3n l\u01b0\u1ee3ng: 25% ch\u1ea5t r\u1eafn h\u00e0ng ng\u00e0y.<\/li>\n
- Gi\u1ea3m chi ph\u00ed: Chi ph\u00ed ho\u1ea1t \u0111\u1ed9ng th\u1ea5p h\u01a1n 18% trong n\u0103m \u0111\u1ea7u ti\u00ean.<\/li>\n
- L\u1ee3i \u00edch xanh: Gi\u1ea3m ch\u1ea5t th\u1ea3i 22%.<\/li>\n<\/ul>\n
K\u1ebft lu\u1eadn<\/strong><\/h2>\nCh\u1ecdn c\u00f4ng ngh\u1ec7 l\u1ecdc ph\u00f9 h\u1ee3p l\u00e0 r\u1ea5t quan tr\u1ecdng cho s\u1ea3n xu\u1ea5t alumina, hi\u1ec7u qu\u1ea3 l\u00e1i xe, ki\u1ec3m so\u00e1t chi ph\u00ed v\u00e0 ch\u0103m s\u00f3c m\u00f4i tr\u01b0\u1eddng. NHD b\u1ed9 l\u1ecdc \u0111\u0129a<\/a><\/strong>s v\u01b0\u1ee3t xa thi\u1ebft b\u1ecb \u0111\u01a1n thu\u1ea7n; Ch\u00fang l\u00e0 m\u1ed9t l\u1ee3i th\u1ebf chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng c\u1ea1nh tranh v\u00e0 th\u00fac \u0111\u1ea9y t\u0103ng tr\u01b0\u1edfng b\u1ec1n v\u1eefng. S\u1eb5n s\u00e0ng \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c th\u00e1ch th\u1ee9c l\u1ecdc b\u00f9n \u0111\u1ecf c\u1ee7a b\u1ea1n? Li\u00ean h\u1ec7 NHD<\/a><\/strong> h\u00f4m nay t\u1ea1i sales@chinanhd.com<\/a><\/strong> cho m\u1ed9t gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh v\u00e0 n\u00e2ng cao ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ea1n!<\/p>","protected":false},"excerpt":{"rendered":"In the morning, you pour hot water over coffee grounds, waiting for that perfect drop of coffee to trickle into your cup\u2014but if the filter fails, you’ll find only grounds filling your cup. Now scale this problem up to the alumina industry, and the consequences become far more serious. In alumina production, the Bayer process […]<\/p>\n","protected":false},"author":1,"featured_media":5585,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[],"class_list":["post-5588","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\/5588","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=5588"}],"version-history":[{"count":3,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/5588\/revisions"}],"predecessor-version":[{"id":6391,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/5588\/revisions\/6391"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media\/5585"}],"wp:attachment":[{"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media?parent=5588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/categories?post=5588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/tags?post=5588"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
Tr\u1ecdng t\u00e2m c\u1ee7a n\u00f3, b\u1ed9 l\u1ecdc \u0111\u0129a d\u1ef1a v\u00e0o n\u0103ng l\u01b0\u1ee3ng ch\u00e2n kh\u00f4ng. Nhi\u1ec1u \u0111\u0129a, bao b\u1ecdc trong v\u1ea3i l\u1ecdc, nh\u00fang v\u00e0o b\u1ec3 b\u00f9n. Khi ch\u00fang xoay ch\u1eadm - kho\u1ea3ng 0,5 \u0111\u1ebfn 2 v\u00f2ng\/ph\u00fat - ch\u00e2n kh\u00f4ng k\u00e9o ch\u1ea5t l\u1ecfng qua, \u0111\u1ec3 l\u1ea1i m\u1ed9t chi\u1ebfc b\u00e1nh m\u1ecfng tr\u00ean m\u1ed7i m\u1eb7t. B\u00e1nh n\u01b0\u1edbng l\u00ean \u0111\u1ec3 s\u1ea5y kh\u00f4, sau \u0111\u00f3 c\u1ea1o ra v\u00e0o c\u00e1c chutes. Kh\u00f4ng kh\u00ed n\u1ed5 d\u1ecdn d\u1eb9p d\u01b0 th\u1eeba, v\u00e0 chu k\u1ef3 cu\u1ed9n l\u00ean.<\/p>\n
B\u1ed9 l\u1ecdc \u0111\u0129a t\u1ef1 \u0111\u1ed9ng ch\u1ea1y v\u1edbi \u00edt gi\u00e1m s\u00e1t. M\u1ed9t van trung t\u00e2m qu\u1ea3n l\u00fd c\u00e1c giai \u0111o\u1ea1n: h\u00ecnh th\u00e0nh b\u00e1nh, s\u1ea5y v\u00e0 x\u1ea3. \u0110\u1ed1i v\u1edbi b\u00f9n b\u00f9n \u0111\u1ecf \u0111\u1ea7y th\u00e1ch th\u1ee9c, v\u1ea3i l\u1ecdc x\u1eed l\u00fd c\u00e1c h\u1ea1t m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady xu\u1ed1ng \u0111\u1ebfn 5 micron, s\u1ea3n xu\u1ea5t b\u00e1nh \u1edf \u0111\u1ed9 \u1ea9m c\u00f2n l\u1ea1i 18-22%.<\/p>\n
Hi\u1ec7u qu\u1ea3 t\u1ed1i \u0111a trong thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn<\/strong><\/h3>\nNh\u00e0 m\u00e1y nh\u00f4m th\u01b0\u1eddng v\u1eadt l\u1ed9n v\u1edbi kh\u00f4ng gian s\u00e0n h\u1ea1n ch\u1ebf - b\u1ec3, l\u00f2 ph\u1ea3n \u1ee9ng v\u00e0 b\u0103ng t\u1ea3i l\u1ea5p \u0111\u1ea7y m\u1ecdi g\u00f3c. B\u1ed9 l\u1ecdc \u0111\u0129a l\u00e0m gi\u1ea3m g\u00e1nh n\u1eb7ng \u0111\u00f3. M\u1ed9t \u0111\u01a1n v\u1ecb 120 m\u00b2 ph\u00f9 h\u1ee3p v\u1edbi 10 \u00d7 15 m\u00e9t, so v\u1edbi 20 \u00d7 25 cho tr\u1ed1ng quay t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. B\u1eb1ng c\u00e1ch x\u1ebfp \u0111\u0129a ch\u1ed3ng nhau theo chi\u1ec1u d\u1ecdc, khu v\u1ef1c l\u1ecdc m\u1edf r\u1ed9ng m\u00e0 kh\u00f4ng m\u1edf r\u1ed9ng d\u1ea5u ch\u00e2n.<\/p>\n
Thi\u1ebft k\u1ebf n\u1ed9i b\u1ed9 ti\u1ebfp t\u1ee5c t\u0103ng c\u01b0\u1eddng hi\u1ec7u qu\u1ea3. C\u00e1c \u1ed1ng ng\u1eafn h\u01a1n l\u00e0m gi\u1ea3m m\u1ea5t \u00e1p su\u1ea5t, n\u00e2ng t\u1ef7 l\u1ec7 l\u1ecdc l\u00ean \u0111\u1ebfn 15%. M\u1eb7c d\u00f9 c\u00f4ng su\u1ea5t cao h\u01a1n, nhu c\u1ea7u n\u0103ng l\u01b0\u1ee3ng v\u1eabn khi\u00eam t\u1ed1n: c\u00e1c m\u00f4 h\u00ecnh k\u00edch th\u01b0\u1edbc trung b\u00ecnh th\u01b0\u1eddng ch\u1ec9 h\u00fat 20-30 kW th\u00f4ng qua m\u00e1y b\u01a1m ch\u00e2n kh\u00f4ng. Trong c\u00e1c h\u1ec7 th\u1ed1ng l\u1ecdc \u0111\u0129a, thi\u1ebft k\u1ebf n\u00e0y gi\u1ea3i ph\u00f3ng ch\u1ed7 cho s\u1ef1 ph\u00e1t tri\u1ec3n, m\u1ed9t chi\u1ebfn th\u1eafng l\u1edbn cho c\u00e1c nh\u00e0 v\u1eadn h\u00e0nh c\u00f3 \u00fd th\u1ee9c kh\u00f4ng gian.<\/p>\n
T\u1ef1 nhi\u00ean ph\u00f9 h\u1ee3p cho s\u1ea3n xu\u1ea5t alumina<\/strong><\/h3>\nB\u00f9n \u0111\u1ecf th\u00e1ch th\u1ee9c b\u1ea5t k\u1ef3 h\u1ec7 th\u1ed1ng l\u1ecdc n\u00e0o v\u1edbi \u0111\u1ed9 tinh t\u1ebf v\u00e0 ki\u1ec1m c\u1ef1c \u0111oan c\u1ee7a n\u00f3, nh\u01b0ng b\u1ed9 l\u1ecdc \u0111\u0129a \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u n\u00e0y. V\u1ea3i l\u1ecdc chuy\u00ean d\u1ee5ng, ch\u1ed1ng pH 12-14, cung c\u1ea5p tu\u1ed5i th\u1ecd 6-12 th\u00e1ng. C\u00e0i \u0111\u1eb7t ch\u00e2n kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi m\u1eadt \u0111\u1ed9 b\u00f9n, k\u00e9o r\u01b0\u1ee3u r\u00f5 r\u00e0ng \u0111\u1ec3 ph\u1ee5c h\u1ed3i ch\u1ea5t g\u00e2y s\u00e2u l\u00ean \u0111\u1ebfn 95% \u0111\u01b0\u1ee3c t\u00e1i s\u1eed d\u1ee5ng. Trong v\u00f2ng Bayer, \u0111i\u1ec1u n\u00e0y c\u1eaft gi\u1ea3m nhu c\u1ea7u soda t\u01b0\u01a1i.<\/p>\n
\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng thi\u1ebft b\u1ecb luy\u1ec7n kim, t\u00edch h\u1ee3p l\u00e0 li\u1ec1n m\u1ea1ch. B\u1ed9 l\u1ecdc \u0111\u0129a cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c trang b\u1ecb r\u1eeda l\u01b0ng t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng ho\u00e0n to\u00e0n kh\u00f4ng gi\u00e1m s\u00e1t. K\u1ebft qu\u1ea3 l\u00e0 b\u00e1nh l\u1ecdc s\u1ea5y gi\u1ea3m y\u00eau c\u1ea7u s\u1ea5y h\u1ea1 l\u01b0u v\u00e0 t\u0103ng hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t t\u1ed5ng th\u1ec3. Nh\u1eefng t\u00ednh n\u0103ng n\u00e0y cung c\u1ea5p m\u1ed9t n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc. T\u1ea1i NHD, ch\u00fang t\u00f4i x\u00e2y d\u1ef1ng tr\u00ean n\u1ec1n t\u1ea3ng n\u00e0y, th\u00fac \u0111\u1ea9y hi\u1ec7u su\u1ea5t l\u1ecdc b\u00f9n \u0111\u1ecf alumina.<\/p>\n
Ngo\u00e0i ti\u00eau chu\u1ea9n: L\u1ee3i th\u1ebf c\u1ee7a b\u1ed9 l\u1ecdc \u0111\u0129a NHD<\/strong><\/h2>\nB\u1ed9 l\u1ecdc \u0111\u0129a d\u1ecdc t\u1ef1 \u0111\u1ed9ng c\u1ee7a NHD l\u1ea5y thi\u1ebft k\u1ebf c\u1ed1t l\u00f5i v\u00e0 b\u1ed5 sung s\u1ef1 tinh t\u1ebf t\u1eeb 30 n\u0103m kinh nghi\u1ec7m th\u1ef1c \u0111\u1ecba. \u0110\u00f3 l\u00e0 thi\u1ebft b\u1ecb l\u1ecdc \u0111\u01b0\u1ee3c \u0111\u1ecbnh h\u00ecnh cho c\u00e1c th\u00e1ch th\u1ee9c s\u1ea3n xu\u1ea5t alumina kh\u00f3 kh\u0103n nh\u1ea5t.<\/p>\n
<\/div>\n\n- Compact & Thi\u1ebft k\u1ebf hi\u1ec7u qu\u1ea3:<\/strong> B\u1ed9 l\u1ecdc \u0111\u0129a NHD nh\u1ecf g\u1ecdn v\u00e0 m\u1ea1nh m\u1ebd, l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u0111\u1ea7u ti\u00ean cho c\u00e1c c\u0103n c\u1ee9 s\u1ea3n xu\u1ea5t alumina v\u1edbi kh\u00f4ng gian h\u1ea1n ch\u1ebf. M\u1ed7i \u0111\u0129a cung c\u1ea5p di\u1ec7n t\u00edch l\u1ecdc 20-50 m\u00b2, v\u1edbi \u0111\u01b0\u1eddng k\u00ednh \u0111\u0129a l\u00ean \u0111\u1ebfn 7 m\u00e9t. M\u1ed9t \u0111\u01a1n v\u1ecb duy nh\u1ea5t v\u1eabn cung c\u1ea5p di\u1ec7n t\u00edch l\u1ecdc t\u1ed1i \u0111a 240 m\u00b2 trong m\u1ed9t d\u1ea5u ch\u00e2n nh\u1ecf g\u1ecdn. Thi\u1ebft k\u1ebf n\u00e0y gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng 10% nh\u1edd c\u00e1c nh\u00e3n m\u1ecfng h\u01a1n, \u0111\u01a1n gi\u1ea3n h\u00f3a l\u1eafp \u0111\u1eb7t v\u00e0 gi\u1ea3m nhu c\u1ea7u c\u1ea5u tr\u00fac \u0111\u1ed1i v\u1edbi c\u00e1c c\u01a1 s\u1edf. C\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a t\u0103ng d\u00f2ng ch\u1ea3y ch\u1ea5t l\u1ecdc 25% so v\u1edbi c\u00e1c m\u00f4 h\u00ecnh ti\u00eau chu\u1ea9n, \u0111\u1ea3m b\u1ea3o x\u1eed l\u00fd nhanh h\u01a1n m\u00e0 kh\u00f4ng hy sinh ch\u1ea5t l\u01b0\u1ee3ng. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t thi\u1ebft l\u1eadp t\u1ed1i \u0111a h\u00f3a \u0111\u1ea7u ra trong khi ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c b\u1ed1 tr\u00ed hi\u1ec7n c\u00f3, \u0111\u1ec3 l\u1ea1i ch\u1ed7 cho c\u00e1c m\u1edf r\u1ed9ng trong t\u01b0\u01a1ng lai ho\u1eb7c thi\u1ebft b\u1ecb b\u1ed5 sung.<\/li>\n
- Ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady & D\u1ec5 b\u1ea3o tr\u00ec<\/strong>B\u1ea3o tr\u00ec \u0111\u01b0\u1ee3c h\u1ee3p l\u00fd h\u00f3a th\u00f4ng qua c\u00e1c t\u00ednh n\u0103ng nh\u01b0 t\u1ea5m l\u1ecdc nh\u1eb9 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thay th\u1ebf v\u1ea3i nhanh ch\u00f3ng v\u00e0 thu\u1eadn ti\u1ec7n, l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 c\u01b0\u1eddng \u0111\u1ed9 lao \u0111\u1ed9ng. N\u00e2ng cao \u0111\u1ed9 tin c\u1eady h\u01a1n n\u1eefa, van ph\u00e2n ph\u1ed1i \u0111\u1ed9c \u0111\u00e1o gi\u1ea3m thi\u1ec3u m\u00e0i m\u00f2n v\u1ea3i t\u1eeb ma s\u00e1t, trong khi ni\u00eam phong tr\u1ee5c \u0111\u00e1ng tin c\u1eady cao ng\u0103n ch\u1eb7n m\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u00e0 cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh d\u1ec5 d\u00e0ng. Vi\u1ec7c b\u1ed5 sung m\u1ed9t h\u1ec7 th\u1ed1ng x\u1ea3 nhanh th\u00f4ng qua van b\u01b0\u1edbm kh\u00ed n\u00e9n cung c\u1ea5p m\u1ed9t b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 ch\u1ed1ng l\u1ea1i tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u trong th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng b\u1ea5t ng\u1edd.<\/li>\n
- Chi ph\u00ed & Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng<\/strong>Khi n\u00f3i \u0111\u1ebfn ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 n\u0103ng l\u01b0\u1ee3ng, b\u1ed9 l\u1ecdc cung c\u1ea5p hi\u1ec7u qu\u1ea3 tr\u00ean nhi\u1ec1u m\u1eb7t tr\u1eadn. Thi\u1ebft k\u1ebf \u0111\u0129a \u0111\u01b0\u1eddng k\u00ednh l\u1edbn c\u1ee7a n\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ed9t khu v\u1ef1c l\u1ecdc cao trong m\u1ed9t d\u1ea5u ch\u00e2n nh\u1ecf g\u1ecdn, tr\u1ef1c ti\u1ebfp gi\u1ea3m chi ph\u00ed x\u00e2y d\u1ef1ng. Hi\u1ec7u qu\u1ea3 n\u00e0y \u0111\u01b0\u1ee3c khu\u1ebfch \u0111\u1ea1i b\u1edfi m\u1ed9t khu v\u1ef1c l\u1ecdc v\u00e0 s\u1ea5y m\u1edf r\u1ed9ng t\u1eeb b\u1ed1 tr\u00ed \u0111a \u0111\u0129a, l\u00e0m t\u0103ng c\u00f4ng su\u1ea5t t\u1ed5ng th\u1ec3. Chi ph\u00ed v\u1eadn h\u00e0nh \u0111\u01b0\u1ee3c gi\u1ea3m th\u00eam b\u1eb1ng m\u1ed9t h\u1ec7 th\u1ed1ng b\u00f4i tr\u01a1n kh\u00f4 t\u1eadp trung t\u1ef1 \u0111\u1ed9ng \u00e1p su\u1ea5t cao \u0111\u1ea3m b\u1ea3o ph\u00e2n ph\u1ed1i m\u1ee1 t\u1ed1i \u01b0u v\u00e0 b\u1eb1ng c\u00e1c t\u00ednh n\u0103ng thi\u1ebft k\u1ebf ng\u0103n ch\u1eb7n s\u1ef1 t\u00edch t\u1ee5 tr\u1ea7m t\u00edch, gi\u1ea3m thi\u1ec3u th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 nhu c\u1ea7u b\u1ea3o tr\u00ec.<\/li>\n
- M\u00f4i tr\u01b0\u1eddng & L\u1ee3i \u00edch an to\u00e0n<\/strong>B\u1ec1n v\u1eefng l\u00e0 trung t\u00e2m v\u1edbi thi\u1ebft k\u1ebf ti\u00ean ti\u1ebfn c\u1ee7a NHD. Thi\u1ebft k\u1ebf ni\u00eam phong c\u1ee7a n\u00f3 lo\u1ea1i b\u1ecf hi\u1ec7u qu\u1ea3 r\u00f2 r\u1ec9, r\u00f2 r\u1ec9 v\u00e0 \u00f4 nhi\u1ec5m th\u1ee9 c\u1ea5p trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t. H\u01a1n n\u1eefa, c\u00e1c h\u1ec7 th\u1ed1ng t\u00edch h\u1ee3p \u0111\u1ec3 ng\u0103n ch\u1eb7n tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u v\u00e0 k\u1ebft tinh kh\u00f4ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o s\u1ef1 li\u00ean t\u1ee5c c\u1ee7a qu\u00e1 tr\u00ecnh m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n v\u00e0o m\u1ed9t n\u01a1i l\u00e0m vi\u1ec7c an to\u00e0n v\u00e0 s\u1ea1ch h\u01a1n.<\/li>\n<\/ul>\n
Ch\u1ee9ng minh trong th\u1ef1c t\u1ebf: Tr\u01b0\u1eddng h\u1ee3p \u1ee9ng d\u1ee5ng b\u1ed9 l\u1ecdc \u0111\u0129a NHD<\/strong><\/h2>\nL\u00fd thuy\u1ebft g\u1eb7p th\u1ef1c t\u1ebf trong l\u0129nh v\u1ef1c. H\u00e3y xem x\u00e9t tr\u01b0\u1eddng h\u1ee3p c\u1ee7a m\u1ed9t nh\u00e0 m\u00e1y alumina 500.000 t\u1ea5n m\u1ed7i n\u0103m \u1edf S\u01a1n \u0110\u00f4ng, Trung Qu\u1ed1c, \u0111ang \u0111\u1ed1i m\u1eb7t v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c m\u00e0 ch\u00fang t\u00f4i \u0111\u00e3 th\u1ea3o lu\u1eadn: t\u1eafc ngh\u1ebdn th\u01b0\u1eddng xuy\u00ean, b\u00e1nh l\u1ecdc \u0111\u1ed9 \u1ea9m cao v\u00e0 chi ph\u00ed v\u1eadn h\u00e0nh leo thang.<\/p>\n
<\/div>\nTr\u01b0\u1edbc NHD<\/strong>:<\/p>\n\n- C\u00e1c tr\u1ed1ng quay qu\u1ea3n l\u00fd 80 m\u00b3 \/ gi\u1edd nh\u01b0ng \u0111\u1ec3 l\u1ea1i \u0111\u1ed9 \u1ea9m 28%, qu\u00e1 t\u1ea3i m\u00e1y bay h\u01a1i.<\/li>\n
- Th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1t 12 gi\u1edd m\u1ed7i tu\u1ea7n \u0111\u1ec3 l\u00e0m s\u1ea1ch.<\/li>\n
- Chi ph\u00ed x\u1eed l\u00fd \u0111\u1ea1t 200.000 \u0111\u00f4 la m\u1ed7i n\u0103m t\u1eeb n\u01b0\u1edbc b\u1ed5 sung.<\/li>\n
- S\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng t\u0103ng 25% trong vi\u1ec7c s\u1ea5y.<\/li>\n<\/ul>\n
Sau m\u1ed9t b\u1ed9 l\u1ecdc \u0111\u0129a NHD 240 m\u00b2<\/strong>:<\/p>\n\n- Kh\u1ea3 n\u0103ng t\u0103ng l\u00ean 110 m\u00b3\/h, \u0111\u1ed9 \u1ea9m l\u00ean 19%.<\/li>\n
- Th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1t 97%, b\u1ea3o tr\u00ec gi\u1ea3m m\u1ed9t n\u1eeda.<\/li>\n
- Cu\u1ed9c ph\u1ee5c h\u1ed3i Caustic t\u0103ng 8%, ti\u1ebft ki\u1ec7m 150.000 USD.<\/li>\n
- B\u00e1nh \u0111\u01b0\u1ee3c n\u00e9n n\u00e9n t\u1ed1t h\u01a1n, gi\u1ea3m v\u1eadn chuy\u1ec3n 15%.<\/li>\n
- T\u0103ng s\u1ea3n l\u01b0\u1ee3ng: 25% ch\u1ea5t r\u1eafn h\u00e0ng ng\u00e0y.<\/li>\n
- Gi\u1ea3m chi ph\u00ed: Chi ph\u00ed ho\u1ea1t \u0111\u1ed9ng th\u1ea5p h\u01a1n 18% trong n\u0103m \u0111\u1ea7u ti\u00ean.<\/li>\n
- L\u1ee3i \u00edch xanh: Gi\u1ea3m ch\u1ea5t th\u1ea3i 22%.<\/li>\n<\/ul>\n
K\u1ebft lu\u1eadn<\/strong><\/h2>\nCh\u1ecdn c\u00f4ng ngh\u1ec7 l\u1ecdc ph\u00f9 h\u1ee3p l\u00e0 r\u1ea5t quan tr\u1ecdng cho s\u1ea3n xu\u1ea5t alumina, hi\u1ec7u qu\u1ea3 l\u00e1i xe, ki\u1ec3m so\u00e1t chi ph\u00ed v\u00e0 ch\u0103m s\u00f3c m\u00f4i tr\u01b0\u1eddng. NHD b\u1ed9 l\u1ecdc \u0111\u0129a<\/a><\/strong>s v\u01b0\u1ee3t xa thi\u1ebft b\u1ecb \u0111\u01a1n thu\u1ea7n; Ch\u00fang l\u00e0 m\u1ed9t l\u1ee3i th\u1ebf chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng c\u1ea1nh tranh v\u00e0 th\u00fac \u0111\u1ea9y t\u0103ng tr\u01b0\u1edfng b\u1ec1n v\u1eefng. S\u1eb5n s\u00e0ng \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c th\u00e1ch th\u1ee9c l\u1ecdc b\u00f9n \u0111\u1ecf c\u1ee7a b\u1ea1n? Li\u00ean h\u1ec7 NHD<\/a><\/strong> h\u00f4m nay t\u1ea1i sales@chinanhd.com<\/a><\/strong> cho m\u1ed9t gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh v\u00e0 n\u00e2ng cao ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ea1n!<\/p>","protected":false},"excerpt":{"rendered":"In the morning, you pour hot water over coffee grounds, waiting for that perfect drop of coffee to trickle into your cup\u2014but if the filter fails, you’ll find only grounds filling your cup. Now scale this problem up to the alumina industry, and the consequences become far more serious. In alumina production, the Bayer process […]<\/p>\n","protected":false},"author":1,"featured_media":5585,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[],"class_list":["post-5588","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\/5588","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=5588"}],"version-history":[{"count":3,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/5588\/revisions"}],"predecessor-version":[{"id":6391,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/5588\/revisions\/6391"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media\/5585"}],"wp:attachment":[{"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media?parent=5588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/categories?post=5588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/tags?post=5588"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
B\u00f9n \u0111\u1ecf th\u00e1ch th\u1ee9c b\u1ea5t k\u1ef3 h\u1ec7 th\u1ed1ng l\u1ecdc n\u00e0o v\u1edbi \u0111\u1ed9 tinh t\u1ebf v\u00e0 ki\u1ec1m c\u1ef1c \u0111oan c\u1ee7a n\u00f3, nh\u01b0ng b\u1ed9 l\u1ecdc \u0111\u0129a \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u n\u00e0y. V\u1ea3i l\u1ecdc chuy\u00ean d\u1ee5ng, ch\u1ed1ng pH 12-14, cung c\u1ea5p tu\u1ed5i th\u1ecd 6-12 th\u00e1ng. C\u00e0i \u0111\u1eb7t ch\u00e2n kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi m\u1eadt \u0111\u1ed9 b\u00f9n, k\u00e9o r\u01b0\u1ee3u r\u00f5 r\u00e0ng \u0111\u1ec3 ph\u1ee5c h\u1ed3i ch\u1ea5t g\u00e2y s\u00e2u l\u00ean \u0111\u1ebfn 95% \u0111\u01b0\u1ee3c t\u00e1i s\u1eed d\u1ee5ng. Trong v\u00f2ng Bayer, \u0111i\u1ec1u n\u00e0y c\u1eaft gi\u1ea3m nhu c\u1ea7u soda t\u01b0\u01a1i.<\/p>\n
\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng thi\u1ebft b\u1ecb luy\u1ec7n kim, t\u00edch h\u1ee3p l\u00e0 li\u1ec1n m\u1ea1ch. B\u1ed9 l\u1ecdc \u0111\u0129a cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c trang b\u1ecb r\u1eeda l\u01b0ng t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng ho\u00e0n to\u00e0n kh\u00f4ng gi\u00e1m s\u00e1t. K\u1ebft qu\u1ea3 l\u00e0 b\u00e1nh l\u1ecdc s\u1ea5y gi\u1ea3m y\u00eau c\u1ea7u s\u1ea5y h\u1ea1 l\u01b0u v\u00e0 t\u0103ng hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t t\u1ed5ng th\u1ec3. Nh\u1eefng t\u00ednh n\u0103ng n\u00e0y cung c\u1ea5p m\u1ed9t n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc. T\u1ea1i NHD, ch\u00fang t\u00f4i x\u00e2y d\u1ef1ng tr\u00ean n\u1ec1n t\u1ea3ng n\u00e0y, th\u00fac \u0111\u1ea9y hi\u1ec7u su\u1ea5t l\u1ecdc b\u00f9n \u0111\u1ecf alumina.<\/p>\n
Ngo\u00e0i ti\u00eau chu\u1ea9n: L\u1ee3i th\u1ebf c\u1ee7a b\u1ed9 l\u1ecdc \u0111\u0129a NHD<\/strong><\/h2>\nB\u1ed9 l\u1ecdc \u0111\u0129a d\u1ecdc t\u1ef1 \u0111\u1ed9ng c\u1ee7a NHD l\u1ea5y thi\u1ebft k\u1ebf c\u1ed1t l\u00f5i v\u00e0 b\u1ed5 sung s\u1ef1 tinh t\u1ebf t\u1eeb 30 n\u0103m kinh nghi\u1ec7m th\u1ef1c \u0111\u1ecba. \u0110\u00f3 l\u00e0 thi\u1ebft b\u1ecb l\u1ecdc \u0111\u01b0\u1ee3c \u0111\u1ecbnh h\u00ecnh cho c\u00e1c th\u00e1ch th\u1ee9c s\u1ea3n xu\u1ea5t alumina kh\u00f3 kh\u0103n nh\u1ea5t.<\/p>\n
<\/div>\n\n- Compact & Thi\u1ebft k\u1ebf hi\u1ec7u qu\u1ea3:<\/strong> B\u1ed9 l\u1ecdc \u0111\u0129a NHD nh\u1ecf g\u1ecdn v\u00e0 m\u1ea1nh m\u1ebd, l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u0111\u1ea7u ti\u00ean cho c\u00e1c c\u0103n c\u1ee9 s\u1ea3n xu\u1ea5t alumina v\u1edbi kh\u00f4ng gian h\u1ea1n ch\u1ebf. M\u1ed7i \u0111\u0129a cung c\u1ea5p di\u1ec7n t\u00edch l\u1ecdc 20-50 m\u00b2, v\u1edbi \u0111\u01b0\u1eddng k\u00ednh \u0111\u0129a l\u00ean \u0111\u1ebfn 7 m\u00e9t. M\u1ed9t \u0111\u01a1n v\u1ecb duy nh\u1ea5t v\u1eabn cung c\u1ea5p di\u1ec7n t\u00edch l\u1ecdc t\u1ed1i \u0111a 240 m\u00b2 trong m\u1ed9t d\u1ea5u ch\u00e2n nh\u1ecf g\u1ecdn. Thi\u1ebft k\u1ebf n\u00e0y gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng 10% nh\u1edd c\u00e1c nh\u00e3n m\u1ecfng h\u01a1n, \u0111\u01a1n gi\u1ea3n h\u00f3a l\u1eafp \u0111\u1eb7t v\u00e0 gi\u1ea3m nhu c\u1ea7u c\u1ea5u tr\u00fac \u0111\u1ed1i v\u1edbi c\u00e1c c\u01a1 s\u1edf. C\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a t\u0103ng d\u00f2ng ch\u1ea3y ch\u1ea5t l\u1ecdc 25% so v\u1edbi c\u00e1c m\u00f4 h\u00ecnh ti\u00eau chu\u1ea9n, \u0111\u1ea3m b\u1ea3o x\u1eed l\u00fd nhanh h\u01a1n m\u00e0 kh\u00f4ng hy sinh ch\u1ea5t l\u01b0\u1ee3ng. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t thi\u1ebft l\u1eadp t\u1ed1i \u0111a h\u00f3a \u0111\u1ea7u ra trong khi ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c b\u1ed1 tr\u00ed hi\u1ec7n c\u00f3, \u0111\u1ec3 l\u1ea1i ch\u1ed7 cho c\u00e1c m\u1edf r\u1ed9ng trong t\u01b0\u01a1ng lai ho\u1eb7c thi\u1ebft b\u1ecb b\u1ed5 sung.<\/li>\n
- Ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady & D\u1ec5 b\u1ea3o tr\u00ec<\/strong>B\u1ea3o tr\u00ec \u0111\u01b0\u1ee3c h\u1ee3p l\u00fd h\u00f3a th\u00f4ng qua c\u00e1c t\u00ednh n\u0103ng nh\u01b0 t\u1ea5m l\u1ecdc nh\u1eb9 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thay th\u1ebf v\u1ea3i nhanh ch\u00f3ng v\u00e0 thu\u1eadn ti\u1ec7n, l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 c\u01b0\u1eddng \u0111\u1ed9 lao \u0111\u1ed9ng. N\u00e2ng cao \u0111\u1ed9 tin c\u1eady h\u01a1n n\u1eefa, van ph\u00e2n ph\u1ed1i \u0111\u1ed9c \u0111\u00e1o gi\u1ea3m thi\u1ec3u m\u00e0i m\u00f2n v\u1ea3i t\u1eeb ma s\u00e1t, trong khi ni\u00eam phong tr\u1ee5c \u0111\u00e1ng tin c\u1eady cao ng\u0103n ch\u1eb7n m\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u00e0 cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh d\u1ec5 d\u00e0ng. Vi\u1ec7c b\u1ed5 sung m\u1ed9t h\u1ec7 th\u1ed1ng x\u1ea3 nhanh th\u00f4ng qua van b\u01b0\u1edbm kh\u00ed n\u00e9n cung c\u1ea5p m\u1ed9t b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 ch\u1ed1ng l\u1ea1i tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u trong th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng b\u1ea5t ng\u1edd.<\/li>\n
- Chi ph\u00ed & Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng<\/strong>Khi n\u00f3i \u0111\u1ebfn ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 n\u0103ng l\u01b0\u1ee3ng, b\u1ed9 l\u1ecdc cung c\u1ea5p hi\u1ec7u qu\u1ea3 tr\u00ean nhi\u1ec1u m\u1eb7t tr\u1eadn. Thi\u1ebft k\u1ebf \u0111\u0129a \u0111\u01b0\u1eddng k\u00ednh l\u1edbn c\u1ee7a n\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ed9t khu v\u1ef1c l\u1ecdc cao trong m\u1ed9t d\u1ea5u ch\u00e2n nh\u1ecf g\u1ecdn, tr\u1ef1c ti\u1ebfp gi\u1ea3m chi ph\u00ed x\u00e2y d\u1ef1ng. Hi\u1ec7u qu\u1ea3 n\u00e0y \u0111\u01b0\u1ee3c khu\u1ebfch \u0111\u1ea1i b\u1edfi m\u1ed9t khu v\u1ef1c l\u1ecdc v\u00e0 s\u1ea5y m\u1edf r\u1ed9ng t\u1eeb b\u1ed1 tr\u00ed \u0111a \u0111\u0129a, l\u00e0m t\u0103ng c\u00f4ng su\u1ea5t t\u1ed5ng th\u1ec3. Chi ph\u00ed v\u1eadn h\u00e0nh \u0111\u01b0\u1ee3c gi\u1ea3m th\u00eam b\u1eb1ng m\u1ed9t h\u1ec7 th\u1ed1ng b\u00f4i tr\u01a1n kh\u00f4 t\u1eadp trung t\u1ef1 \u0111\u1ed9ng \u00e1p su\u1ea5t cao \u0111\u1ea3m b\u1ea3o ph\u00e2n ph\u1ed1i m\u1ee1 t\u1ed1i \u01b0u v\u00e0 b\u1eb1ng c\u00e1c t\u00ednh n\u0103ng thi\u1ebft k\u1ebf ng\u0103n ch\u1eb7n s\u1ef1 t\u00edch t\u1ee5 tr\u1ea7m t\u00edch, gi\u1ea3m thi\u1ec3u th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 nhu c\u1ea7u b\u1ea3o tr\u00ec.<\/li>\n
- M\u00f4i tr\u01b0\u1eddng & L\u1ee3i \u00edch an to\u00e0n<\/strong>B\u1ec1n v\u1eefng l\u00e0 trung t\u00e2m v\u1edbi thi\u1ebft k\u1ebf ti\u00ean ti\u1ebfn c\u1ee7a NHD. Thi\u1ebft k\u1ebf ni\u00eam phong c\u1ee7a n\u00f3 lo\u1ea1i b\u1ecf hi\u1ec7u qu\u1ea3 r\u00f2 r\u1ec9, r\u00f2 r\u1ec9 v\u00e0 \u00f4 nhi\u1ec5m th\u1ee9 c\u1ea5p trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t. H\u01a1n n\u1eefa, c\u00e1c h\u1ec7 th\u1ed1ng t\u00edch h\u1ee3p \u0111\u1ec3 ng\u0103n ch\u1eb7n tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u v\u00e0 k\u1ebft tinh kh\u00f4ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o s\u1ef1 li\u00ean t\u1ee5c c\u1ee7a qu\u00e1 tr\u00ecnh m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n v\u00e0o m\u1ed9t n\u01a1i l\u00e0m vi\u1ec7c an to\u00e0n v\u00e0 s\u1ea1ch h\u01a1n.<\/li>\n<\/ul>\n
Ch\u1ee9ng minh trong th\u1ef1c t\u1ebf: Tr\u01b0\u1eddng h\u1ee3p \u1ee9ng d\u1ee5ng b\u1ed9 l\u1ecdc \u0111\u0129a NHD<\/strong><\/h2>\nL\u00fd thuy\u1ebft g\u1eb7p th\u1ef1c t\u1ebf trong l\u0129nh v\u1ef1c. H\u00e3y xem x\u00e9t tr\u01b0\u1eddng h\u1ee3p c\u1ee7a m\u1ed9t nh\u00e0 m\u00e1y alumina 500.000 t\u1ea5n m\u1ed7i n\u0103m \u1edf S\u01a1n \u0110\u00f4ng, Trung Qu\u1ed1c, \u0111ang \u0111\u1ed1i m\u1eb7t v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c m\u00e0 ch\u00fang t\u00f4i \u0111\u00e3 th\u1ea3o lu\u1eadn: t\u1eafc ngh\u1ebdn th\u01b0\u1eddng xuy\u00ean, b\u00e1nh l\u1ecdc \u0111\u1ed9 \u1ea9m cao v\u00e0 chi ph\u00ed v\u1eadn h\u00e0nh leo thang.<\/p>\n
<\/div>\nTr\u01b0\u1edbc NHD<\/strong>:<\/p>\n\n- C\u00e1c tr\u1ed1ng quay qu\u1ea3n l\u00fd 80 m\u00b3 \/ gi\u1edd nh\u01b0ng \u0111\u1ec3 l\u1ea1i \u0111\u1ed9 \u1ea9m 28%, qu\u00e1 t\u1ea3i m\u00e1y bay h\u01a1i.<\/li>\n
- Th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1t 12 gi\u1edd m\u1ed7i tu\u1ea7n \u0111\u1ec3 l\u00e0m s\u1ea1ch.<\/li>\n
- Chi ph\u00ed x\u1eed l\u00fd \u0111\u1ea1t 200.000 \u0111\u00f4 la m\u1ed7i n\u0103m t\u1eeb n\u01b0\u1edbc b\u1ed5 sung.<\/li>\n
- S\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng t\u0103ng 25% trong vi\u1ec7c s\u1ea5y.<\/li>\n<\/ul>\n
Sau m\u1ed9t b\u1ed9 l\u1ecdc \u0111\u0129a NHD 240 m\u00b2<\/strong>:<\/p>\n\n- Kh\u1ea3 n\u0103ng t\u0103ng l\u00ean 110 m\u00b3\/h, \u0111\u1ed9 \u1ea9m l\u00ean 19%.<\/li>\n
- Th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1t 97%, b\u1ea3o tr\u00ec gi\u1ea3m m\u1ed9t n\u1eeda.<\/li>\n
- Cu\u1ed9c ph\u1ee5c h\u1ed3i Caustic t\u0103ng 8%, ti\u1ebft ki\u1ec7m 150.000 USD.<\/li>\n
- B\u00e1nh \u0111\u01b0\u1ee3c n\u00e9n n\u00e9n t\u1ed1t h\u01a1n, gi\u1ea3m v\u1eadn chuy\u1ec3n 15%.<\/li>\n
- T\u0103ng s\u1ea3n l\u01b0\u1ee3ng: 25% ch\u1ea5t r\u1eafn h\u00e0ng ng\u00e0y.<\/li>\n
- Gi\u1ea3m chi ph\u00ed: Chi ph\u00ed ho\u1ea1t \u0111\u1ed9ng th\u1ea5p h\u01a1n 18% trong n\u0103m \u0111\u1ea7u ti\u00ean.<\/li>\n
- L\u1ee3i \u00edch xanh: Gi\u1ea3m ch\u1ea5t th\u1ea3i 22%.<\/li>\n<\/ul>\n
K\u1ebft lu\u1eadn<\/strong><\/h2>\nCh\u1ecdn c\u00f4ng ngh\u1ec7 l\u1ecdc ph\u00f9 h\u1ee3p l\u00e0 r\u1ea5t quan tr\u1ecdng cho s\u1ea3n xu\u1ea5t alumina, hi\u1ec7u qu\u1ea3 l\u00e1i xe, ki\u1ec3m so\u00e1t chi ph\u00ed v\u00e0 ch\u0103m s\u00f3c m\u00f4i tr\u01b0\u1eddng. NHD b\u1ed9 l\u1ecdc \u0111\u0129a<\/a><\/strong>s v\u01b0\u1ee3t xa thi\u1ebft b\u1ecb \u0111\u01a1n thu\u1ea7n; Ch\u00fang l\u00e0 m\u1ed9t l\u1ee3i th\u1ebf chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng c\u1ea1nh tranh v\u00e0 th\u00fac \u0111\u1ea9y t\u0103ng tr\u01b0\u1edfng b\u1ec1n v\u1eefng. S\u1eb5n s\u00e0ng \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c th\u00e1ch th\u1ee9c l\u1ecdc b\u00f9n \u0111\u1ecf c\u1ee7a b\u1ea1n? Li\u00ean h\u1ec7 NHD<\/a><\/strong> h\u00f4m nay t\u1ea1i sales@chinanhd.com<\/a><\/strong> cho m\u1ed9t gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh v\u00e0 n\u00e2ng cao ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ea1n!<\/p>","protected":false},"excerpt":{"rendered":"In the morning, you pour hot water over coffee grounds, waiting for that perfect drop of coffee to trickle into your cup\u2014but if the filter fails, you’ll find only grounds filling your cup. Now scale this problem up to the alumina industry, and the consequences become far more serious. In alumina production, the Bayer process […]<\/p>\n","protected":false},"author":1,"featured_media":5585,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[],"class_list":["post-5588","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\/5588","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=5588"}],"version-history":[{"count":3,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/5588\/revisions"}],"predecessor-version":[{"id":6391,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/5588\/revisions\/6391"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media\/5585"}],"wp:attachment":[{"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media?parent=5588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/categories?post=5588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/tags?post=5588"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
<\/div>\n- \n
- Compact & Thi\u1ebft k\u1ebf hi\u1ec7u qu\u1ea3:<\/strong> B\u1ed9 l\u1ecdc \u0111\u0129a NHD nh\u1ecf g\u1ecdn v\u00e0 m\u1ea1nh m\u1ebd, l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u0111\u1ea7u ti\u00ean cho c\u00e1c c\u0103n c\u1ee9 s\u1ea3n xu\u1ea5t alumina v\u1edbi kh\u00f4ng gian h\u1ea1n ch\u1ebf. M\u1ed7i \u0111\u0129a cung c\u1ea5p di\u1ec7n t\u00edch l\u1ecdc 20-50 m\u00b2, v\u1edbi \u0111\u01b0\u1eddng k\u00ednh \u0111\u0129a l\u00ean \u0111\u1ebfn 7 m\u00e9t. M\u1ed9t \u0111\u01a1n v\u1ecb duy nh\u1ea5t v\u1eabn cung c\u1ea5p di\u1ec7n t\u00edch l\u1ecdc t\u1ed1i \u0111a 240 m\u00b2 trong m\u1ed9t d\u1ea5u ch\u00e2n nh\u1ecf g\u1ecdn. Thi\u1ebft k\u1ebf n\u00e0y gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng 10% nh\u1edd c\u00e1c nh\u00e3n m\u1ecfng h\u01a1n, \u0111\u01a1n gi\u1ea3n h\u00f3a l\u1eafp \u0111\u1eb7t v\u00e0 gi\u1ea3m nhu c\u1ea7u c\u1ea5u tr\u00fac \u0111\u1ed1i v\u1edbi c\u00e1c c\u01a1 s\u1edf. C\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a t\u0103ng d\u00f2ng ch\u1ea3y ch\u1ea5t l\u1ecdc 25% so v\u1edbi c\u00e1c m\u00f4 h\u00ecnh ti\u00eau chu\u1ea9n, \u0111\u1ea3m b\u1ea3o x\u1eed l\u00fd nhanh h\u01a1n m\u00e0 kh\u00f4ng hy sinh ch\u1ea5t l\u01b0\u1ee3ng. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t thi\u1ebft l\u1eadp t\u1ed1i \u0111a h\u00f3a \u0111\u1ea7u ra trong khi ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c b\u1ed1 tr\u00ed hi\u1ec7n c\u00f3, \u0111\u1ec3 l\u1ea1i ch\u1ed7 cho c\u00e1c m\u1edf r\u1ed9ng trong t\u01b0\u01a1ng lai ho\u1eb7c thi\u1ebft b\u1ecb b\u1ed5 sung.<\/li>\n
- Ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady & D\u1ec5 b\u1ea3o tr\u00ec<\/strong>B\u1ea3o tr\u00ec \u0111\u01b0\u1ee3c h\u1ee3p l\u00fd h\u00f3a th\u00f4ng qua c\u00e1c t\u00ednh n\u0103ng nh\u01b0 t\u1ea5m l\u1ecdc nh\u1eb9 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thay th\u1ebf v\u1ea3i nhanh ch\u00f3ng v\u00e0 thu\u1eadn ti\u1ec7n, l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 c\u01b0\u1eddng \u0111\u1ed9 lao \u0111\u1ed9ng. N\u00e2ng cao \u0111\u1ed9 tin c\u1eady h\u01a1n n\u1eefa, van ph\u00e2n ph\u1ed1i \u0111\u1ed9c \u0111\u00e1o gi\u1ea3m thi\u1ec3u m\u00e0i m\u00f2n v\u1ea3i t\u1eeb ma s\u00e1t, trong khi ni\u00eam phong tr\u1ee5c \u0111\u00e1ng tin c\u1eady cao ng\u0103n ch\u1eb7n m\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u00e0 cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh d\u1ec5 d\u00e0ng. Vi\u1ec7c b\u1ed5 sung m\u1ed9t h\u1ec7 th\u1ed1ng x\u1ea3 nhanh th\u00f4ng qua van b\u01b0\u1edbm kh\u00ed n\u00e9n cung c\u1ea5p m\u1ed9t b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 ch\u1ed1ng l\u1ea1i tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u trong th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng b\u1ea5t ng\u1edd.<\/li>\n
- Chi ph\u00ed & Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng<\/strong>Khi n\u00f3i \u0111\u1ebfn ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 n\u0103ng l\u01b0\u1ee3ng, b\u1ed9 l\u1ecdc cung c\u1ea5p hi\u1ec7u qu\u1ea3 tr\u00ean nhi\u1ec1u m\u1eb7t tr\u1eadn. Thi\u1ebft k\u1ebf \u0111\u0129a \u0111\u01b0\u1eddng k\u00ednh l\u1edbn c\u1ee7a n\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ed9t khu v\u1ef1c l\u1ecdc cao trong m\u1ed9t d\u1ea5u ch\u00e2n nh\u1ecf g\u1ecdn, tr\u1ef1c ti\u1ebfp gi\u1ea3m chi ph\u00ed x\u00e2y d\u1ef1ng. Hi\u1ec7u qu\u1ea3 n\u00e0y \u0111\u01b0\u1ee3c khu\u1ebfch \u0111\u1ea1i b\u1edfi m\u1ed9t khu v\u1ef1c l\u1ecdc v\u00e0 s\u1ea5y m\u1edf r\u1ed9ng t\u1eeb b\u1ed1 tr\u00ed \u0111a \u0111\u0129a, l\u00e0m t\u0103ng c\u00f4ng su\u1ea5t t\u1ed5ng th\u1ec3. Chi ph\u00ed v\u1eadn h\u00e0nh \u0111\u01b0\u1ee3c gi\u1ea3m th\u00eam b\u1eb1ng m\u1ed9t h\u1ec7 th\u1ed1ng b\u00f4i tr\u01a1n kh\u00f4 t\u1eadp trung t\u1ef1 \u0111\u1ed9ng \u00e1p su\u1ea5t cao \u0111\u1ea3m b\u1ea3o ph\u00e2n ph\u1ed1i m\u1ee1 t\u1ed1i \u01b0u v\u00e0 b\u1eb1ng c\u00e1c t\u00ednh n\u0103ng thi\u1ebft k\u1ebf ng\u0103n ch\u1eb7n s\u1ef1 t\u00edch t\u1ee5 tr\u1ea7m t\u00edch, gi\u1ea3m thi\u1ec3u th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 nhu c\u1ea7u b\u1ea3o tr\u00ec.<\/li>\n
- M\u00f4i tr\u01b0\u1eddng & L\u1ee3i \u00edch an to\u00e0n<\/strong>B\u1ec1n v\u1eefng l\u00e0 trung t\u00e2m v\u1edbi thi\u1ebft k\u1ebf ti\u00ean ti\u1ebfn c\u1ee7a NHD. Thi\u1ebft k\u1ebf ni\u00eam phong c\u1ee7a n\u00f3 lo\u1ea1i b\u1ecf hi\u1ec7u qu\u1ea3 r\u00f2 r\u1ec9, r\u00f2 r\u1ec9 v\u00e0 \u00f4 nhi\u1ec5m th\u1ee9 c\u1ea5p trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t. H\u01a1n n\u1eefa, c\u00e1c h\u1ec7 th\u1ed1ng t\u00edch h\u1ee3p \u0111\u1ec3 ng\u0103n ch\u1eb7n tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u v\u00e0 k\u1ebft tinh kh\u00f4ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o s\u1ef1 li\u00ean t\u1ee5c c\u1ee7a qu\u00e1 tr\u00ecnh m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n v\u00e0o m\u1ed9t n\u01a1i l\u00e0m vi\u1ec7c an to\u00e0n v\u00e0 s\u1ea1ch h\u01a1n.<\/li>\n<\/ul>\n
Ch\u1ee9ng minh trong th\u1ef1c t\u1ebf: Tr\u01b0\u1eddng h\u1ee3p \u1ee9ng d\u1ee5ng b\u1ed9 l\u1ecdc \u0111\u0129a NHD<\/strong><\/h2>\n
L\u00fd thuy\u1ebft g\u1eb7p th\u1ef1c t\u1ebf trong l\u0129nh v\u1ef1c. H\u00e3y xem x\u00e9t tr\u01b0\u1eddng h\u1ee3p c\u1ee7a m\u1ed9t nh\u00e0 m\u00e1y alumina 500.000 t\u1ea5n m\u1ed7i n\u0103m \u1edf S\u01a1n \u0110\u00f4ng, Trung Qu\u1ed1c, \u0111ang \u0111\u1ed1i m\u1eb7t v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c m\u00e0 ch\u00fang t\u00f4i \u0111\u00e3 th\u1ea3o lu\u1eadn: t\u1eafc ngh\u1ebdn th\u01b0\u1eddng xuy\u00ean, b\u00e1nh l\u1ecdc \u0111\u1ed9 \u1ea9m cao v\u00e0 chi ph\u00ed v\u1eadn h\u00e0nh leo thang.<\/p>\n
<\/div>\nTr\u01b0\u1edbc NHD<\/strong>:<\/p>\n
- \n
- C\u00e1c tr\u1ed1ng quay qu\u1ea3n l\u00fd 80 m\u00b3 \/ gi\u1edd nh\u01b0ng \u0111\u1ec3 l\u1ea1i \u0111\u1ed9 \u1ea9m 28%, qu\u00e1 t\u1ea3i m\u00e1y bay h\u01a1i.<\/li>\n
- Th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1t 12 gi\u1edd m\u1ed7i tu\u1ea7n \u0111\u1ec3 l\u00e0m s\u1ea1ch.<\/li>\n
- Chi ph\u00ed x\u1eed l\u00fd \u0111\u1ea1t 200.000 \u0111\u00f4 la m\u1ed7i n\u0103m t\u1eeb n\u01b0\u1edbc b\u1ed5 sung.<\/li>\n
- S\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng t\u0103ng 25% trong vi\u1ec7c s\u1ea5y.<\/li>\n<\/ul>\n
Sau m\u1ed9t b\u1ed9 l\u1ecdc \u0111\u0129a NHD 240 m\u00b2<\/strong>:<\/p>\n
- \n
- Kh\u1ea3 n\u0103ng t\u0103ng l\u00ean 110 m\u00b3\/h, \u0111\u1ed9 \u1ea9m l\u00ean 19%.<\/li>\n
- Th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1t 97%, b\u1ea3o tr\u00ec gi\u1ea3m m\u1ed9t n\u1eeda.<\/li>\n
- Cu\u1ed9c ph\u1ee5c h\u1ed3i Caustic t\u0103ng 8%, ti\u1ebft ki\u1ec7m 150.000 USD.<\/li>\n
- B\u00e1nh \u0111\u01b0\u1ee3c n\u00e9n n\u00e9n t\u1ed1t h\u01a1n, gi\u1ea3m v\u1eadn chuy\u1ec3n 15%.<\/li>\n
- T\u0103ng s\u1ea3n l\u01b0\u1ee3ng: 25% ch\u1ea5t r\u1eafn h\u00e0ng ng\u00e0y.<\/li>\n
- Gi\u1ea3m chi ph\u00ed: Chi ph\u00ed ho\u1ea1t \u0111\u1ed9ng th\u1ea5p h\u01a1n 18% trong n\u0103m \u0111\u1ea7u ti\u00ean.<\/li>\n
- L\u1ee3i \u00edch xanh: Gi\u1ea3m ch\u1ea5t th\u1ea3i 22%.<\/li>\n<\/ul>\n
K\u1ebft lu\u1eadn<\/strong><\/h2>\n
Ch\u1ecdn c\u00f4ng ngh\u1ec7 l\u1ecdc ph\u00f9 h\u1ee3p l\u00e0 r\u1ea5t quan tr\u1ecdng cho s\u1ea3n xu\u1ea5t alumina, hi\u1ec7u qu\u1ea3 l\u00e1i xe, ki\u1ec3m so\u00e1t chi ph\u00ed v\u00e0 ch\u0103m s\u00f3c m\u00f4i tr\u01b0\u1eddng. NHD b\u1ed9 l\u1ecdc \u0111\u0129a<\/a><\/strong>s v\u01b0\u1ee3t xa thi\u1ebft b\u1ecb \u0111\u01a1n thu\u1ea7n; Ch\u00fang l\u00e0 m\u1ed9t l\u1ee3i th\u1ebf chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng c\u1ea1nh tranh v\u00e0 th\u00fac \u0111\u1ea9y t\u0103ng tr\u01b0\u1edfng b\u1ec1n v\u1eefng. S\u1eb5n s\u00e0ng \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c th\u00e1ch th\u1ee9c l\u1ecdc b\u00f9n \u0111\u1ecf c\u1ee7a b\u1ea1n? Li\u00ean h\u1ec7 NHD<\/a><\/strong> h\u00f4m nay t\u1ea1i sales@chinanhd.com<\/a><\/strong> cho m\u1ed9t gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh v\u00e0 n\u00e2ng cao ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ea1n!<\/p>","protected":false},"excerpt":{"rendered":"
In the morning, you pour hot water over coffee grounds, waiting for that perfect drop of coffee to trickle into your cup\u2014but if the filter fails, you’ll find only grounds filling your cup. Now scale this problem up to the alumina industry, and the consequences become far more serious. In alumina production, the Bayer process […]<\/p>\n","protected":false},"author":1,"featured_media":5585,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[],"class_list":["post-5588","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\/5588","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=5588"}],"version-history":[{"count":3,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/5588\/revisions"}],"predecessor-version":[{"id":6391,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/posts\/5588\/revisions\/6391"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media\/5585"}],"wp:attachment":[{"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/media?parent=5588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/categories?post=5588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chinanhd.com\/vi\/wp-json\/wp\/v2\/tags?post=5588"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
- Ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady & D\u1ec5 b\u1ea3o tr\u00ec<\/strong>B\u1ea3o tr\u00ec \u0111\u01b0\u1ee3c h\u1ee3p l\u00fd h\u00f3a th\u00f4ng qua c\u00e1c t\u00ednh n\u0103ng nh\u01b0 t\u1ea5m l\u1ecdc nh\u1eb9 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thay th\u1ebf v\u1ea3i nhanh ch\u00f3ng v\u00e0 thu\u1eadn ti\u1ec7n, l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 c\u01b0\u1eddng \u0111\u1ed9 lao \u0111\u1ed9ng. N\u00e2ng cao \u0111\u1ed9 tin c\u1eady h\u01a1n n\u1eefa, van ph\u00e2n ph\u1ed1i \u0111\u1ed9c \u0111\u00e1o gi\u1ea3m thi\u1ec3u m\u00e0i m\u00f2n v\u1ea3i t\u1eeb ma s\u00e1t, trong khi ni\u00eam phong tr\u1ee5c \u0111\u00e1ng tin c\u1eady cao ng\u0103n ch\u1eb7n m\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u00e0 cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh d\u1ec5 d\u00e0ng. Vi\u1ec7c b\u1ed5 sung m\u1ed9t h\u1ec7 th\u1ed1ng x\u1ea3 nhanh th\u00f4ng qua van b\u01b0\u1edbm kh\u00ed n\u00e9n cung c\u1ea5p m\u1ed9t b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 ch\u1ed1ng l\u1ea1i tr\u1ea7m t\u00edch v\u1eadt li\u1ec7u trong th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng b\u1ea5t ng\u1edd.<\/li>\n