{"id":2542,"date":"2026-09-20T14:40:28","date_gmt":"2026-09-20T06:40:28","guid":{"rendered":"https:\/\/zishengtransformer.com\/?p=2542"},"modified":"2026-09-20T14:40:28","modified_gmt":"2026-09-20T06:40:28","slug":"mozambique-mining-transformer-procurement","status":"publish","type":"post","link":"https:\/\/zishengtransformer.com\/vi\/mozambique-mining-transformer-procurement\/","title":{"rendered":"D\u1ef1 \u00e1n mua s\u1eafm m\u00e1y bi\u1ebfn \u00e1p cho ng\u00e0nh khai kho\u00e1ng t\u1ea1i Mozambique: S\u00f3ng h\u00e0i, b\u1ee5i v\u00e0 k\u1ebf ho\u1ea1ch d\u1ef1 ph\u00f2ng"},"content":{"rendered":"

\u0110\u1ed1i v\u1edbi m\u1ed9t M\u00e1y bi\u1ebfn \u00e1p d\u00f9ng trong khai th\u00e1c m\u1ecf t\u1ea1i Mozambique<\/strong> Trong c\u00e1c d\u1ef1 \u00e1n khai th\u00e1c m\u1ecf t\u1ea1i Mozambique, c\u00e1c tr\u1ea1i khai th\u00e1c th\u01b0\u1eddng ch\u1ec9 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh d\u1ef1a tr\u00ean m\u1ed9t danh s\u00e1ch thi\u1ebft b\u1ecb ng\u1eafn g\u1ecdn: c\u00f4ng su\u1ea5t m\u00e1y bi\u1ebfn \u00e1p, \u0111i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o v\u00e0 ng\u00e0y giao h\u00e0ng. \u0110i\u1ec1u \u0111\u00f3 hi\u1ebfm khi l\u00e0 \u0111\u1ee7. M\u1ed9t m\u1ecf khai th\u00e1c \u1edf v\u00f9ng h\u1ebbo l\u00e1nh th\u01b0\u1eddng k\u1ebft h\u1ee3p c\u00e1c m\u00e1y ph\u00e1t \u0111i\u1ec7n c\u00f3 c\u00f4ng su\u1ea5t thay \u0111\u1ed5i ho\u1eb7c \u0111\u01b0\u1eddng d\u00e2y c\u1ea5p \u0111i\u1ec7n t\u1eeb l\u01b0\u1edbi \u0111i\u1ec7n y\u1ebfu v\u1edbi c\u00e1c \u0111\u1ed9ng c\u01a1 c\u00f4ng su\u1ea5t l\u1edbn, b\u1ed9 bi\u1ebfn t\u1ea7n (VFD), \u0111\u01b0\u1eddng ti\u1ebfp c\u1eadn \u0111\u1ea7y b\u1ee5i v\u00e0 th\u1eddi gian ch\u1edd d\u00e0i \u0111\u1ec3 nh\u1eadn ph\u1ee5 t\u00f9ng thay th\u1ebf. T\u1ea1i Zisheng Electric, qu\u00e1 tr\u00ecnh \u0111\u00e1nh gi\u00e1 c\u1ee7a ch\u00fang t\u00f4i b\u1eaft \u0111\u1ea7u t\u1eeb chu\u1ed7i ho\u1ea1t \u0111\u1ed9ng: ngu\u1ed3n \u0111i\u1ec7n, \u0111\u01b0\u1eddng d\u00e2y c\u1ea5p \u0111i\u1ec7n, m\u00e1y bi\u1ebfn \u00e1p, t\u1ee7 ph\u00e2n ph\u1ed1i trung \u00e1p, t\u1ea3i c\u1ee7a nh\u00e0 m\u00e1y v\u00e0 h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7. M\u00e1y bi\u1ebfn \u00e1p ch\u1ec9 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn sau khi \u0111\u00e3 hi\u1ec3u r\u00f5 chu\u1ed7i ho\u1ea1t \u0111\u1ed9ng n\u00e0y.<\/p>\n

T\u1ea1i sao m\u1ed9t tr\u1ea1i khai th\u00e1c l\u1ea1i c\u1ea7n m\u1ed9t b\u1ea3n y\u00eau c\u1ea7u mua s\u1eafm kh\u00e1c bi\u1ec7t<\/h2>\n

M\u1ed9t c\u00f4ng tr\u01b0\u1eddng c\u00f3 th\u1ec3 bao g\u1ed3m c\u00e1c m\u00e1y nghi\u1ec1n, m\u00e1y b\u01a1m tho\u00e1t n\u01b0\u1edbc, x\u01b0\u1edfng s\u1eeda ch\u1eefa, khu nh\u00e0 \u1edf v\u00e0 t\u1ea3i tr\u1ecdng x\u00e2y d\u1ef1ng t\u1ea1m th\u1eddi. C\u00e1c \u0111\u01b0\u1eddng cong nhu c\u1ea7u c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n n\u00e0y kh\u00f4ng t\u0103ng \u0111\u1ed3ng th\u1eddi. M\u1ed9t m\u00e1y bi\u1ebfn \u00e1p \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n ch\u1ec9 d\u1ef1a tr\u00ean t\u1ea3i k\u1ebft n\u1ed1i c\u00f3 th\u1ec3 qu\u00e1 l\u1edbn khi t\u1ea3i nh\u1eb9 v\u00e0 v\u1eabn c\u00f3 th\u1ec3 g\u1eb7p hi\u1ec7n t\u01b0\u1ee3ng s\u1ee5t \u00e1p nghi\u00eam tr\u1ecdng khi \u0111\u1ed9ng c\u01a1 kh\u1edfi \u0111\u1ed9ng. B\u00e1o c\u00e1o k\u1ef9 thu\u1eadt c\u1ea7n n\u00eau r\u00f5 nhu c\u1ea7u \u0111a d\u1ea1ng, tr\u00ecnh t\u1ef1 kh\u1edfi \u0111\u1ed9ng, chu k\u1ef3 l\u00e0m vi\u1ec7c v\u00e0 d\u1ef1 tr\u00f9 m\u1edf r\u1ed9ng trong t\u01b0\u01a1ng lai.<\/p>\n

C\u00e1c th\u00f4ng tin c\u1ea7n thu th\u1eadp tr\u01b0\u1edbc khi y\u00eau c\u1ea7u b\u00e1o gi\u00e1<\/h3>\n
    \n
  • \u0110i\u1ec7n \u00e1p, t\u1ea7n s\u1ed1 v\u00e0 m\u1ee9c s\u1ef1 c\u1ed1 cho ph\u00e9p c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec7n ho\u1eb7c m\u00e1y ph\u00e1t \u0111i\u1ec7n.<\/li>\n
  • Danh s\u00e1ch c\u00e1c lo\u1ea1i \u0111\u1ed9ng c\u01a1 k\u00e8m theo ph\u01b0\u01a1ng ph\u00e1p kh\u1edfi \u0111\u1ed9ng, d\u00f2ng \u0111i\u1ec7n khi r\u00f4to b\u1ecb kh\u00f3a v\u00e0 th\u1eddi gian t\u0103ng t\u1ed1c.<\/li>\n
  • Chi\u1ec1u d\u00e0i d\u00e2y d\u1eabn, v\u1eadt li\u1ec7u d\u00e2y d\u1eabn, ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t v\u00e0 nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng.<\/li>\n
  • Ph\u1ed5 h\u00e0i t\u1eeb c\u00e1c b\u1ed9 bi\u1ebfn t\u1ea7n (VFD), b\u1ed9 ch\u1ec9nh l\u01b0u, b\u1ed9 s\u1ea1c \u1eafc-quy v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng t\u1ed1c \u0111\u1ed9 bi\u1ebfn thi\u00ean.<\/li>\n
  • B\u1ee5i t\u1ea1i c\u00f4ng tr\u01b0\u1eddng, \u0111\u1ed9 \u1ea9m, \u0111\u1ed9 cao, c\u00e1c h\u1ea1n ch\u1ebf v\u1ec1 ti\u1ebfp c\u1eadn v\u00e0 ngu\u1ed3n l\u1ef1c b\u1ea3o tr\u00ec theo k\u1ebf ho\u1ea1ch.<\/li>\n<\/ul>\n

    B\u1ea3ng quy\u1ebft \u0111\u1ecbnh k\u1ef9 thu\u1eadt<\/h2>\n\n\n\n\n\n\n\n\n
    D\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o c\u1ee7a d\u1ef1 \u00e1n<\/th>\nNh\u1eefng \u0111i\u1ec1u g\u00ec c\u00f3 th\u1ec3 x\u1ea3y ra kh\u00f4ng nh\u01b0 \u00fd<\/th>\nB\u1eb1ng ch\u1ee9ng v\u1ec1 vi\u1ec7c mua s\u1eafm<\/th>\n<\/tr>\n<\/thead>\n
    M\u00e1y nghi\u1ec1n ho\u1eb7c m\u00e1y b\u01a1m kh\u1edfi \u0111\u1ed9ng khi \u0111i\u1ec7n \u00e1p v\u01b0\u1ee3t ng\u01b0\u1ee1ng<\/td>\n\u0110i\u1ec7n \u00e1p tr\u00ean \u0111\u01b0\u1eddng d\u00e2y s\u1ee5t gi\u1ea3m v\u00e0 h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 k\u00edch ho\u1ea1t<\/td>\nNghi\u00ean c\u1ee9u v\u1ec1 kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1, gi\u00e1 tr\u1ecb tr\u1edf kh\u00e1ng m\u1ee5c ti\u00eau v\u00e0 tr\u00ecnh t\u1ef1 kh\u1edfi \u0111\u1ed9ng theo t\u1eebng giai \u0111o\u1ea1n<\/td>\n<\/tr>\n
    T\u1ea3i VFD v\u00e0 t\u1ea3i ch\u1ec9nh l\u01b0u<\/td>\nC\u00e1c b\u00e1o \u0111\u1ed9ng do h\u1ec7 th\u1ed1ng s\u01b0\u1edfi ph\u1ee5 v\u00e0 c\u00e1c b\u00e1o \u0111\u1ed9ng kh\u00f4ng \u0111\u00e1ng lo ng\u1ea1i<\/td>\nD\u1eef li\u1ec7u d\u00f2ng \u0111i\u1ec7n h\u00e0i, h\u1ec7 s\u1ed1 K ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3m c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c v\u00e0 c\u01a1 s\u1edf t\u0103ng nhi\u1ec7t \u0111\u1ed9<\/td>\n<\/tr>\n
    Khu v\u1ef1c h\u1ebbo l\u00e1nh \u0111\u1ea7y b\u1ee5i<\/td>\nB\u1ed9 t\u1ea3n nhi\u1ec7t b\u1ecb t\u1eafc v\u00e0 c\u00e1c \u0111\u1ea7u n\u1ed1i b\u1ecb \u00f4 nhi\u1ec5m<\/td>\nTh\u00f4ng tin chi ti\u1ebft v\u1ec1 v\u1ecf m\u00e1y, c\u00e1ch ti\u1ebfp c\u1eadn b\u1ed9 t\u1ea3n nhi\u1ec7t, s\u01a1 \u0111\u1ed3 gio\u0103ng v\u00e0 h\u01b0\u1edbng d\u1eabn v\u1ec7 sinh<\/td>\n<\/tr>\n
    Tuy\u1ebfn \u0111\u01b0\u1eddng ti\u1ebfp t\u1ebf d\u00e0i<\/td>\nTh\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng k\u00e9o d\u00e0i sau m\u1ed9t s\u1ef1 c\u1ed1 nh\u1ecf<\/td>\nPh\u1ee5 t\u00f9ng thay th\u1ebf \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb, c\u00e1c \u0111i\u1ec3m n\u00e2ng, b\u1ed9 d\u1ee5ng c\u1ee5 b\u00f4i tr\u01a1n v\u00e0 thi\u1ebft b\u1ecb ch\u1ea9n \u0111o\u00e1n s\u1ef1 c\u1ed1 t\u1eeb xa<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    C\u00f4ng su\u1ea5t v\u00e0 s\u1ee5t \u00e1p<\/h2>\n

    Kh\u00f4ng \u0111\u01b0\u1ee3c t\u0103ng c\u00f4ng su\u1ea5t kVA cho \u0111\u1ebfn khi \u0111\u00e3 ki\u1ec3m tra \u0111\u01b0\u1eddng c\u1ea5p \u0111i\u1ec7n. M\u1ed9t \u0111o\u1ea1n \u0111\u01b0\u1eddng d\u00e2y trung \u00e1p d\u00e0i c\u00f3 th\u1ec3 g\u00e2y ra s\u1ee5t \u00e1p m\u00e0 ngay c\u1ea3 m\u00e1y bi\u1ebfn \u00e1p c\u00f3 c\u00f4ng su\u1ea5t l\u1edbn h\u01a1n c\u0169ng kh\u00f4ng th\u1ec3 b\u00f9 \u0111\u1eafp \u0111\u01b0\u1ee3c. Y\u00eau c\u1ea7u th\u1ef1c hi\u1ec7n ki\u1ec3m tra d\u00f2ng t\u1ea3i d\u1ef1a tr\u00ean tr\u1edf kh\u00e1ng ngu\u1ed3n, tr\u1edf kh\u00e1ng m\u00e1y bi\u1ebfn \u00e1p v\u00e0 \u0111i\u1ec7n dung d\u1eabn. \u0110\u1ed1i v\u1edbi \u0111\u1ed9ng c\u01a1 c\u00f4ng su\u1ea5t l\u1edbn, c\u1ea7n ki\u1ec3m tra \u0111i\u1ec7n \u00e1p kh\u1edfi \u0111\u1ed9ng t\u1ea1i c\u00e1c c\u1ef1c c\u1ee7a \u0111\u1ed9ng c\u01a1, kh\u00f4ng ch\u1ec9 t\u1ea1i thanh c\u00e1i th\u1ee9 c\u1ea5p c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p. Tr\u1edf kh\u00e1ng \u0111\u00e3 th\u1ecfa thu\u1eadn c\u0169ng ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch c\u1ee7a thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft ph\u00eda h\u1ea1 l\u01b0u.<\/p>\n

    S\u1eed d\u1ee5ng tr\u00ecnh t\u1ef1 t\u1ea3i nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt m\u00e1y bi\u1ebfn \u00e1p<\/h3>\n

    C\u00e1c nh\u00e0 khai th\u00e1c m\u1ecf th\u01b0\u1eddng kh\u1edfi \u0111\u1ed9ng h\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc tr\u01b0\u1edbc khi kh\u1edfi \u0111\u1ed9ng m\u00e1y nghi\u1ec1n v\u00e0 b\u0103ng t\u1ea3i. Tr\u00ecnh t\u1ef1 n\u00e0y c\u00f3 th\u1ec3 gi\u00fap gi\u1ea3m m\u1ee9c d\u1ef1 tr\u1eef c\u00f4ng su\u1ea5t c\u1ea7n thi\u1ebft c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p. N\u1ebfu quy tr\u00ecnh kh\u00f4ng cho ph\u00e9p kh\u1edfi \u0111\u1ed9ng theo t\u1eebng giai \u0111o\u1ea1n, h\u00e3y xem x\u00e9t ph\u01b0\u01a1ng \u00e1n kh\u1edfi \u0111\u1ed9ng \u1edf \u0111i\u1ec7n \u00e1p th\u1ea5p, s\u1eed d\u1ee5ng bi\u1ebfn t\u1ea7n (VFD) ho\u1eb7c m\u00e1y bi\u1ebfn \u00e1p chuy\u00ean d\u1ee5ng cho \u0111\u1ed9ng c\u01a1. T\u00e0i li\u1ec7u mua s\u1eafm c\u1ea7n n\u00eau r\u00f5 nh\u1eefng t\u1ea3i n\u00e0o c\u00f3 th\u1ec3 kh\u1edfi \u0111\u1ed9ng \u0111\u1ed3ng th\u1eddi v\u00e0 \u0111i\u1ec7n \u00e1p thanh c\u00e1i t\u1ed1i thi\u1ec3u n\u00e0o \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn.<\/p>\n

    Dao \u0111\u1ed9ng h\u00e0i v\u00e0 bi\u00ean \u0111\u1ed9 nhi\u1ec7t<\/h2>\n

    C\u00e1c b\u1ed9 bi\u1ebfn t\u1ea7n (VFD) v\u00e0 b\u1ed9 ch\u1ec9nh l\u01b0u s\u00e1u xung ti\u00eau th\u1ee5 d\u00f2ng \u0111i\u1ec7n kh\u00f4ng h\u00ecnh sin. C\u00e1c t\u1ed5n th\u1ea5t do d\u00f2ng xo\u00e1y v\u00e0 t\u1ed5n th\u1ea5t lan t\u1ecfa b\u1ed5 sung g\u00e2y ra v\u1ea5n \u0111\u1ec1 nhi\u1ec7t ngay c\u1ea3 khi d\u00f2ng \u0111i\u1ec7n hi\u1ec7u d\u1ee5ng (RMS) v\u1eabn \u1edf m\u1ee9c th\u1ea5p h\u01a1n gi\u00e1 tr\u1ecb ghi tr\u00ean nh\u00e3n hi\u1ec7u. Y\u00eau c\u1ea7u nh\u00e0 cung c\u1ea5p n\u00eau r\u00f5 c\u01a1 s\u1edf thi\u1ebft k\u1ebf v\u1ec1 s\u00f3ng h\u00e0i, ph\u1ed5 d\u00f2ng \u0111i\u1ec7n d\u1ef1 ki\u1ebfn v\u00e0 b\u1ea5t k\u1ef3 m\u1ee9c gi\u1ea3m c\u00f4ng su\u1ea5t n\u00e0o. Trong tr\u01b0\u1eddng h\u1ee3p ch\u01b0a c\u00f3 d\u1eef li\u1ec7u, h\u00e3y ghi nh\u1eadn \u0111i\u1ec1u n\u00e0y nh\u01b0 m\u1ed9t \u0111i\u1ec3m c\u1ea7n xem x\u00e9t k\u1ef9 thu\u1eadt thay v\u00ec im l\u1eb7ng ch\u1ea5p nh\u1eadn m\u1ed9t m\u00e1y bi\u1ebfn \u00e1p th\u00f4ng d\u1ee5ng.<\/p>\n

    B\u1ee5i, \u0111\u1ed9 \u1ea9m v\u00e0 c\u00e1c chi ti\u1ebft v\u1ec1 v\u1ecf b\u1ea3o v\u1ec7<\/h2>\n

    Thi\u1ebft b\u1ecb ngo\u00e0i tr\u1eddi c\u1ea7n \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p v\u1edbi \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng th\u1ef1c t\u1ebf. Gi\u1eef c\u00e1c h\u1ed9p c\u00e1p \u0111\u01b0\u1ee3c \u0111\u00f3ng k\u00edn, cung c\u1ea5p h\u1ec7 th\u1ed1ng s\u01a1n ph\u1ee7 ph\u00f9 h\u1ee3p v\u1edbi m\u1ee9c \u0111\u1ed9 \u0103n m\u00f2n \u0111\u00e3 c\u00f4ng b\u1ed1, v\u00e0 \u0111\u1ea3m b\u1ea3o c\u00e1c b\u1ed9 ph\u1eadn nh\u01b0 van th\u00f4ng h\u01a1i, ch\u1ec9 b\u00e1o m\u1ee9c d\u1ea7u, thi\u1ebft b\u1ecb x\u1ea3 \u00e1p v\u00e0 nhi\u1ec7t k\u1ebf v\u1eabn d\u1ec5 ti\u1ebfp c\u1eadn. M\u1ed9t tr\u1ea1m bi\u1ebfn \u00e1p nh\u1ecf g\u1ecdn c\u1ea7n c\u00f3 \u0111\u01b0\u1eddng th\u00f4ng gi\u00f3 kh\u00f4ng h\u00fat b\u1ee5i tr\u1ef1c ti\u1ebfp qua b\u1ed9 t\u1ea3n nhi\u1ec7t c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p. B\u1ea3n v\u1ebd m\u1eb7t b\u1eb1ng ph\u1ea3i th\u1ec3 hi\u1ec7n kho\u1ea3ng tr\u1ed1ng c\u1ea7n thi\u1ebft cho vi\u1ec7c ki\u1ec3m tra v\u00e0 x\u1eed l\u00fd d\u1ea7u.<\/p>\n

    FAT v\u00e0 ki\u1ec3m tra giao h\u00e0ng t\u1eeb xa<\/h2>\n

    Trong qu\u00e1 tr\u00ecnh r\u00e0 so\u00e1t thi\u1ebft k\u1ebf, ch\u00fang t\u00f4i th\u01b0\u1eddng y\u00eau c\u1ea7u cung c\u1ea5p s\u01a1 \u0111\u1ed3 m\u1ed9t d\u00e2y, b\u1ea3ng t\u1ea3i, danh s\u00e1ch \u0111\u1ed9ng c\u01a1, c\u00e1c gi\u1ea3 \u0111\u1ecbnh v\u1ec1 s\u00f3ng h\u00e0i, \u0111\u1ed9 cao m\u1eb7t b\u1eb1ng, d\u1ea3i nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng, b\u1ea3n v\u1ebd m\u00f3ng v\u00e0 l\u1ed9 tr\u00ecnh v\u1eadn chuy\u1ec3n. Ki\u1ec3m tra ch\u1ea5p nh\u1eadn t\u1ea1i nh\u00e0 m\u00e1y (FAT) c\u1ea7n bao g\u1ed3m c\u00e1c th\u00f4ng s\u1ed1: t\u1ef7 s\u1ed1 truy\u1ec1n, \u0111i\u1ec7n tr\u1edf cu\u1ed9n d\u00e2y, \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n, t\u1ed5n hao kh\u00f4ng t\u1ea3i, t\u1ed5n hao c\u00f3 t\u1ea3i, tr\u1edf kh\u00e1ng, c\u0169ng nh\u01b0 c\u00e1c c\u1ea3nh b\u00e1o ho\u1eb7c c\u01a1 ch\u1ebf ng\u1eaft c\u1ee7a thi\u1ebft b\u1ecb ph\u1ee5 tr\u1ee3. Tr\u01b0\u1edbc khi giao h\u00e0ng, h\u00e3y \u0111\u1ed1i chi\u1ebfu th\u00f4ng tin tr\u00ean b\u1ea3ng t\u00ean, k\u00fd hi\u1ec7u \u0111\u1ea7u n\u1ed1i, b\u1ea3n v\u1ebd, danh s\u00e1ch \u0111\u00f3ng g\u00f3i v\u00e0 ph\u1ee5 t\u00f9ng thay th\u1ebf v\u1edbi b\u1ea3ng d\u1eef li\u1ec7u \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t.<\/p>\n

    \"H\u00ecnh
    H\u00ecnh minh h\u1ecda k\u1ef9 thu\u1eadt do tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI) t\u1ea1o ra v\u1ec1 m\u1ed9t th\u1ecfa thu\u1eadn cung \u1ee9ng cho ng\u00e0nh khai th\u00e1c m\u1ecf; \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 b\u1ee9c \u1ea3nh ch\u1ee5p t\u1eeb m\u1ed9t d\u1ef1 \u00e1n t\u1ea1i Mozambique.<\/figcaption><\/figure>\n

    C\u00e1c tr\u01b0\u1eddng h\u1ee3p t\u1ea3i c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p trong ng\u00e0nh khai kho\u00e1ng t\u1ea1i Mozambique<\/h2>\n

    B\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt mua s\u1eafm c\u1ea7n ph\u00e2n t\u00e1ch c\u00e1c tr\u01b0\u1eddng h\u1ee3p v\u1eadn h\u00e0nh thay v\u00ec ch\u1ec9 \u0111\u01b0a ra m\u1ed9t con s\u1ed1 kVA t\u1ed1i \u0111a. \u00cdt nh\u1ea5t, c\u1ea7n tr\u00ecnh b\u00e0y c\u00e1c tr\u01b0\u1eddng h\u1ee3p: s\u1ea3n xu\u1ea5t b\u00ecnh th\u01b0\u1eddng, kh\u1edfi \u0111\u1ed9ng nh\u00e0 m\u00e1y, s\u1ea3n xu\u1ea5t gi\u1ea3m c\u00f4ng su\u1ea5t, b\u1ea3o tr\u00ec, ph\u00e1t \u0111i\u1ec7n kh\u1ea9n c\u1ea5p v\u00e0 m\u1edf r\u1ed9ng theo k\u1ebf ho\u1ea1ch. \u0110\u1ed1i v\u1edbi m\u1ed7i tr\u01b0\u1eddng h\u1ee3p, c\u1ea7n x\u00e1c \u0111\u1ecbnh c\u00e1c \u0111\u1ed9ng c\u01a1 \u0111ang ho\u1ea1t \u0111\u1ed9ng, \u0111\u1ed9ng c\u01a1 kh\u1edfi \u0111\u1ed9ng, t\u1ea3i bi\u1ebfn t\u1ea7n (VFD), d\u1ecbch v\u1ee5 khu l\u00e1n tr\u1ea1i v\u00e0 b\u1ea5t k\u1ef3 nhu c\u1ea7u t\u1ea1m th\u1eddi n\u00e0o li\u00ean quan \u0111\u1ebfn c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng. M\u00e1y bi\u1ebfn \u00e1p ph\u1ea3i \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c tr\u01b0\u1eddng h\u1ee3p quan tr\u1ecdng m\u00e0 kh\u00f4ng g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng s\u1ee5t \u00e1p kh\u00f4ng ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c ho\u1eb7c c\u0103ng th\u1eb3ng nhi\u1ec7t, nh\u01b0ng kh\u00f4ng n\u00ean ho\u1ea1t \u0111\u1ed9ng trong ph\u1ea7n l\u1edbn th\u1eddi gian v\u1edbi t\u1ea3i qu\u00e1 nh\u1eb9, d\u1eabn \u0111\u1ebfn t\u1ed5n th\u1ea5t v\u1ed1n v\u00e0 t\u1ed5n th\u1ea5t kh\u00f4ng t\u1ea3i cao m\u1ed9t c\u00e1ch kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n

    S\u1ef1 tr\u00f9ng h\u1ee3p l\u00e0 m\u1ed9t gi\u1ea3 \u0111\u1ecbnh k\u1ef9 thu\u1eadt, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ee9c gi\u1ea3m gi\u00e1 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 l\u00e0m cho m\u00e1y bi\u1ebfn \u00e1p nh\u1ecf h\u01a1n. Nh\u00f3m EPC c\u1ea7n ghi ch\u00e9p r\u00f5 nh\u1eefng t\u1ea3i n\u00e0o th\u1ef1c s\u1ef1 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng c\u00f9ng nhau v\u00e0 nh\u1eefng t\u1ea3i n\u00e0o b\u1ecb ng\u0103n ch\u1eb7n b\u1edfi logic \u0111i\u1ec1u khi\u1ec3n. N\u1ebfu hai m\u00e1y b\u01a1m l\u1edbn ho\u1ea1t \u0111\u1ed9ng theo ch\u1ebf \u0111\u1ed9 ch\u00ednh\/d\u1ef1 ph\u00f2ng, h\u00e3y n\u00eau r\u00f5 li\u1ec7u h\u1ec7 th\u1ed1ng chuy\u1ec3n \u0111\u1ed5i t\u1ef1 \u0111\u1ed9ng c\u00f3 th\u1ec3 kh\u1edfi \u0111\u1ed9ng thi\u1ebft b\u1ecb d\u1ef1 ph\u00f2ng trong khi m\u1ed9t \u0111\u1ed9ng c\u01a1 l\u1edbn kh\u00e1c \u0111ang t\u0103ng t\u1ed1c hay kh\u00f4ng. N\u1ebfu c\u00e1c m\u00e1y nghi\u1ec1n kh\u1edfi \u0111\u1ed9ng l\u1ea1i tu\u1ea7n t\u1ef1 sau khi m\u1ea5t \u0111i\u1ec7n, h\u00e3y bao g\u1ed3m tr\u00ecnh t\u1ef1 kh\u1edfi \u0111\u1ed9ng l\u1ea1i v\u00e0 kho\u1ea3ng th\u1eddi gian t\u1ed1i thi\u1ec3u gi\u1eefa c\u00e1c l\u1ea7n kh\u1edfi \u0111\u1ed9ng.<\/p>\n

    D\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o cho nghi\u00ean c\u1ee9u v\u1ec1 kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1<\/h3>\n

    Nghi\u00ean c\u1ee9u c\u1ea7n nhi\u1ec1u th\u00f4ng tin h\u01a1n l\u00e0 ch\u1ec9 c\u00f4ng su\u1ea5t kW ghi tr\u00ean nh\u00e3n \u0111\u1ed9ng c\u01a1. C\u1ea7n cung c\u1ea5p c\u00e1c th\u00f4ng s\u1ed1 nh\u01b0 d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c, hi\u1ec7u su\u1ea5t, h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t, d\u00f2ng \u0111i\u1ec7n khi r\u00f4to b\u1ecb kh\u00f3a, m\u00f4-men xo\u1eafn kh\u1edfi \u0111\u1ed9ng, \u0111\u01b0\u1eddng cong m\u00f4-men xo\u1eafn t\u1ea3i, th\u1eddi gian t\u0103ng t\u1ed1c v\u00e0 ph\u01b0\u01a1ng ph\u00e1p kh\u1edfi \u0111\u1ed9ng. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u1edfi \u0111\u1ed9ng nh\u01b0 kh\u1edfi \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp, kh\u1edfi \u0111\u1ed9ng m\u1ec1m, kh\u1edfi \u0111\u1ed9ng b\u1eb1ng t\u1ef1 bi\u1ebfn \u00e1p v\u00e0 kh\u1edfi \u0111\u1ed9ng b\u1eb1ng bi\u1ebfn t\u1ea7n (VFD) s\u1ebd t\u1ea1o ra c\u00e1c \u0111\u01b0\u1eddng cong d\u00f2ng \u0111i\u1ec7n v\u00e0 m\u00f4-men xo\u1eafn kh\u00e1c nhau. Tr\u1edf kh\u00e1ng m\u00e1y bi\u1ebfn \u00e1p, c\u01b0\u1eddng \u0111\u1ed9 ngu\u1ed3n c\u1ea5p ph\u00eda tr\u00ean, tr\u1edf kh\u00e1ng \u0111\u01b0\u1eddng d\u00e2y ph\u00e2n ph\u1ed1i v\u00e0 ph\u1ea3n \u1ee9ng qu\u00e1 \u0111\u1ed9 c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n ph\u1ea3i \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 c\u00f9ng nhau. M\u1ed9t tuy\u00ean b\u1ed1 \u201c\u0111\u1ea1t\/kh\u00f4ng \u0111\u1ea1t\u201d c\u1ea7n x\u00e1c \u0111\u1ecbnh \u0111i\u1ec7n \u00e1p thanh c\u00e1i t\u1ed1i thi\u1ec3u, bi\u00ean \u0111\u1ed9 gia t\u1ed1c c\u1ee7a \u0111\u1ed9ng c\u01a1 v\u00e0 h\u00e0nh vi b\u1ea3o v\u1ec7 trong s\u1ef1 c\u1ed1.<\/p>\n

    Dao \u0111\u1ed9ng h\u00e0i, s\u1ef1 t\u0103ng nhi\u1ec7t \u0111\u1ed9 v\u00e0 t\u1ea3i trung t\u00ednh<\/h2>\n

    Bi\u1ebfn t\u1ea7n (VFD) gi\u00fap c\u1ea3i thi\u1ec7n vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n qu\u00e1 tr\u00ecnh nh\u01b0ng l\u1ea1i truy\u1ec1n d\u00f2ng \u0111i\u1ec7n h\u00e0i v\u00e0o h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i. Danh s\u00e1ch t\u1ea3i c\u1ea7n ph\u00e2n bi\u1ec7t r\u00f5 c\u00e1c lo\u1ea1i bi\u1ebfn t\u1ea7n 6 xung, 12 xung v\u00e0 bi\u1ebfn t\u1ea7n \u0111\u1ea7u v\u00e0o ch\u1ee7 \u0111\u1ed9ng, \u0111\u1ed3ng th\u1eddi ph\u1ea3i n\u00eau r\u00f5 ph\u1ed5 d\u00f2ng \u0111i\u1ec7n d\u1ef1 ki\u1ebfn ho\u1eb7c \u0111\u1ed9 m\u00e9o d\u00f2ng \u0111i\u1ec7n h\u00e0i t\u1ed5ng t\u1ea1i m\u1ee9c t\u1ea3i \u0111\u1ea1i di\u1ec7n. Nh\u00e0 cung c\u1ea5p m\u00e1y bi\u1ebfn \u00e1p sau \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u00e1nh gi\u00e1 c\u00e1c t\u1ed5n th\u1ea5t cu\u1ed9n d\u00e2y v\u00e0 t\u1ed5n th\u1ea5t r\u00f2 r\u1ec9 b\u1ed5 sung, c\u00e1ch b\u1ed1 tr\u00ed d\u00e2y d\u1eabn, m\u1ee9c t\u0103ng nhi\u1ec7t \u0111\u1ed9 v\u00e0 b\u1ea5t k\u1ef3 m\u1ee9c gi\u1ea3m c\u00f4ng su\u1ea5t n\u00e0o. M\u1ed9t t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m chung chung v\u1ec1 \u201ct\u1ea3i phi tuy\u1ebfn\u201d l\u00e0 kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 th\u1ef1c hi\u1ec7n m\u1ed9t \u0111\u00e1nh gi\u00e1 nhi\u1ec7t c\u00f3 c\u01a1 s\u1edf.<\/p>\n

    C\u00e1c t\u1ea3i m\u1ed9t pha t\u1ea1i khu c\u1eafm tr\u1ea1i, thi\u1ebft b\u1ecb CNTT, b\u1ed9 s\u1ea1c v\u00e0 h\u1ec7 th\u1ed1ng chi\u1ebfu s\u00e1ng c\u0169ng c\u00f3 th\u1ec3 l\u00e0m t\u0103ng d\u00f2ng \u0111i\u1ec7n trung t\u00ednh. C\u1ea7n x\u00e1c nh\u1eadn l\u1ea1i k\u1ebft n\u1ed1i ph\u00eda th\u1ee9 c\u1ea5p, gi\u1ea3 \u0111\u1ecbnh v\u1ec1 t\u1ea3i tr\u00ean d\u00e2y trung t\u00ednh v\u00e0 ph\u01b0\u01a1ng ph\u00e1p n\u1ed1i \u0111\u1ea5t. Trong tr\u01b0\u1eddng h\u1ee3p t\u1ee7 ph\u00e2n ph\u1ed1i c\u1ea5p \u0111i\u1ec7n cho c\u1ea3 c\u00e1c b\u1ed9 truy\u1ec1n \u0111\u1ed9ng c\u00f4ng nghi\u1ec7p v\u00e0 t\u1ea3i sinh ho\u1ea1t, vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c nh\u00e1nh c\u1ea5p \u0111i\u1ec7n ri\u00eang bi\u1ec7t c\u00f3 th\u1ec3 gi\u00fap c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ph\u00e2n bi\u1ec7t s\u1ef1 c\u1ed1 v\u00e0 gi\u1ea3m thi\u1ec3u nhi\u1ec5u. Quy\u1ebft \u0111\u1ecbnh n\u00e0y c\u1ea7n \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n trong s\u01a1 \u0111\u1ed3 m\u1ed9t d\u00e2y, ch\u1ee9 kh\u00f4ng ch\u1ec9 trong b\u1ea3ng danh m\u1ee5c c\u00e1p \u0111\u01b0\u1ee3c l\u1eadp sau n\u00e0y.<\/p>\n

    Qu\u00e1 tr\u00ecnh l\u00e0m m\u00e1t khi ti\u1ebfp x\u00fac v\u1edbi b\u1ee5i<\/h3>\n

    B\u1ee5i \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u01b0\u1eddng truy\u1ec1n nhi\u1ec7t b\u00ean ngo\u00e0i ngay c\u1ea3 khi n\u00f3 kh\u00f4ng x\u00e2m nh\u1eadp v\u00e0o b\u1ec3. Kho\u1ea3ng c\u00e1ch, h\u01b0\u1edbng l\u1eafp \u0111\u1eb7t v\u00e0 kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn c\u1ee7a b\u1ed9 t\u1ea3n nhi\u1ec7t ph\u1ea3i \u0111\u1ea3m b\u1ea3o vi\u1ec7c ki\u1ec3m tra v\u00e0 v\u1ec7 sinh. Ng\u01b0\u1eddi mua c\u1ea7n x\u00e1c \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng thi\u1ebft k\u1ebf t\u1ed1i \u0111a c\u0169ng nh\u01b0 b\u1ea5t k\u1ef3 v\u1ecf b\u1ecdc ho\u1eb7c r\u00e0o c\u1ea3n \u00e2m thanh n\u00e0o c\u00f3 th\u1ec3 h\u1ea1n ch\u1ebf l\u01b0u th\u00f4ng kh\u00f4ng kh\u00ed. Trong tr\u01b0\u1eddng h\u1ee3p \u0111\u01b0\u1ee3c cung c\u1ea5p qu\u1ea1t, c\u1ea7n l\u00e0m r\u00f5 t\u00ednh d\u1ef1 ph\u00f2ng c\u1ee7a qu\u1ea1t, c\u00e1c c\u1ea5p \u0111i\u1ec1u khi\u1ec3n, ti\u1ebfp \u0111i\u1ec3m b\u00e1o \u0111\u1ed9ng, ngu\u1ed3n c\u1ea5p ph\u1ee5 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p b\u1ea3o tr\u00ec. D\u1ea3i nhi\u1ec7t d\u1ef1 ph\u00f2ng ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ee9ng minh d\u1ef1a tr\u00ean b\u1ed1 tr\u00ed l\u00e0m m\u00e1t th\u1ef1c t\u1ebf ch\u1ee9 kh\u00f4ng ph\u1ea3i d\u1ef1a tr\u00ean h\u00ecnh \u1ea3nh trong catalogue.<\/p>\n

    Ngu\u1ed3n \u0111i\u1ec7n v\u00e0 giao di\u1ec7n m\u00e1y ph\u00e1t \u0111i\u1ec7n<\/h2>\n

    C\u00e1c m\u1ecf khai th\u00e1c t\u1eeb xa c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng ngu\u1ed3n \u0111i\u1ec7n t\u1eeb \u0111\u01b0\u1eddng d\u00e2y ph\u00e2n ph\u1ed1i c\u00f4ng c\u1ed9ng, ngu\u1ed3n ph\u00e1t \u0111i\u1ec7n t\u1ea1i ch\u1ed7 ho\u1eb7c h\u1ec7 th\u1ed1ng k\u1ebft h\u1ee3p. M\u1ed7i ngu\u1ed3n \u0111i\u1ec7n c\u00f3 m\u1ee9c s\u1ef1 c\u1ed1 v\u00e0 ph\u1ea3n \u1ee9ng \u0111i\u1ec7n \u00e1p kh\u00e1c nhau. Y\u00eau c\u1ea7u c\u1ea7n cung c\u1ea5p d\u1eef li\u1ec7u ng\u1eafn m\u1ea1ch t\u1ed1i \u0111a v\u00e0 t\u1ed1i thi\u1ec3u t\u1ea1i c\u00e1c c\u1ef1c s\u01a1 c\u1ea5p c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p, t\u1ef7 s\u1ed1 X\/R c\u1ee7a ngu\u1ed3n (n\u1ebfu c\u00f3), d\u1eef li\u1ec7u qu\u00e1 tr\u00ecnh d\u01b0\u1edbi t\u1ea1m th\u1eddi c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n, gi\u1edbi h\u1ea1n dao \u0111\u1ed9ng \u0111i\u1ec7n \u00e1p v\u00e0 t\u1ea7n s\u1ed1 cho ph\u00e9p, c\u0169ng nh\u01b0 ph\u01b0\u01a1ng ph\u00e1p chuy\u1ec3n \u0111\u1ed5i ngu\u1ed3n. Zisheng Electric s\u1eed d\u1ee5ng c\u00e1c th\u00f4ng tin \u0111\u1ea7u v\u00e0o n\u00e0y \u0111\u1ec3 \u0111i\u1ec1u ph\u1ed1i tr\u1edf kh\u00e1ng m\u00e1y bi\u1ebfn \u00e1p, d\u1ef1 \u0111o\u00e1n d\u00f2ng kh\u1edfi \u0111\u1ed9ng v\u00e0 c\u00e1c giao di\u1ec7n b\u1ea3o v\u1ec7.<\/p>\n

    N\u1ebfu m\u00e1y bi\u1ebfn \u00e1p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea5p \u0111i\u1ec7n t\u1eeb m\u00e1y ph\u00e1t \u0111i\u1ec7n, c\u1ea7n ki\u1ec3m tra kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n trong giai \u0111o\u1ea1n d\u00f2ng kh\u1edfi \u0111\u1ed9ng t\u1eeb v\u00e0 khi k\u1ebft n\u1ed1i kh\u1ed1i t\u1ea3i \u0111\u1ea7u ti\u00ean. Vi\u1ec7c \u0111\u00f3ng c\u00f4ng t\u1eafc m\u00e1y bi\u1ebfn \u00e1p r\u1ed3i ngay l\u1eadp t\u1ee9c kh\u1edfi \u0111\u1ed9ng m\u00e1y nghi\u1ec1n c\u00f3 th\u1ec3 \u0111\u1eb7t ra y\u00eau c\u1ea7u cao h\u01a1n nhi\u1ec1u so v\u1edbi t\u1eebng s\u1ef1 ki\u1ec7n ri\u00eang l\u1ebb. C\u1ea7n xem x\u00e9t \u0111\u1ed3ng th\u1eddi tr\u00ecnh t\u1ef1 v\u1eadn h\u00e0nh, \u0111i\u1ec1u ki\u1ec7n \u0111i\u1ec7n \u00e1p d\u01b0 v\u00e0 c\u00e1c th\u00f4ng s\u1ed1 c\u00e0i \u0111\u1eb7t c\u1ee7a r\u01a1le. Logic chuy\u1ec3n m\u1ea1ch t\u1ef1 \u0111\u1ed9ng c\u1ea7n ng\u0103n ch\u1eb7n c\u00e1c t\u1ed5 h\u1ee3p kh\u00f4ng an to\u00e0n v\u00e0 \u0111\u1ea3m b\u1ea3o c\u00f3 \u0111\u1ee7 th\u1eddi gian \u0111\u1ec3 \u0111i\u1ec7n \u00e1p v\u00e0 t\u1ea7n s\u1ed1 ph\u1ee5c h\u1ed3i.<\/p>\n

    Ho\u1ea1t \u0111\u1ed9ng song song v\u00e0 k\u1ebf ho\u1ea1ch m\u1edf r\u1ed9ng trong t\u01b0\u01a1ng lai<\/h3>\n

    \u0110\u1ed1i v\u1edbi hai m\u00e1y bi\u1ebfn \u00e1p d\u1ef1 ki\u1ebfn v\u1eadn h\u00e0nh song song, c\u1ea7n ch\u1ec9 \u0111\u1ecbnh t\u1ef7 s\u1ed1 \u0111i\u1ec7n \u00e1p, d\u1ea3i v\u1ea1ch v\u00e0 v\u1ecb tr\u00ed v\u1ea1ch, nh\u00f3m vect\u01a1, tr\u1edf kh\u00e1ng v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1ec1 th\u1ee9 t\u1ef1 pha. C\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt tr\u00ean nh\u00e3n hi\u1ec7u t\u01b0\u01a1ng t\u1ef1 nhau kh\u00f4ng \u0111\u1ea3m b\u1ea3o vi\u1ec7c ph\u00e2n chia t\u1ea3i \u0111\u1ea1t y\u00eau c\u1ea7u. N\u1ebfu \u0111\u01a1n v\u1ecb th\u1ee9 hai l\u00e0 thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c b\u1ed5 sung sau n\u00e0y, c\u1ea7n l\u01b0u gi\u1eef c\u00e1c ch\u1ee9ng ch\u1ec9 th\u1eed nghi\u1ec7m ban \u0111\u1ea7u v\u00e0 d\u1eef li\u1ec7u b\u1ea3o h\u00e0nh \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb thay th\u1ebf ph\u00f9 h\u1ee3p. Danh \u0111\u1ecbnh ng\u1eafn m\u1ea1ch c\u1ee7a t\u1ee7 ph\u00e2n ph\u1ed1i c\u0169ng ph\u1ea3i bao g\u1ed3m m\u1ee9c \u0111\u00f3ng g\u00f3p s\u1ef1 c\u1ed1 cao h\u01a1n do v\u1eadn h\u00e0nh song song g\u00e2y ra.<\/p>\n

    \"H\u00ecnh
    Ph\u01b0\u01a1ng \u00e1n b\u1ea3o tr\u00ec do tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI) \u0111\u1ec1 xu\u1ea5t: \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 ph\u01a1i nhi\u1ec5m b\u1ee5i v\u00e0 kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn \u0111\u1ec3 v\u1ec7 sinh; tu\u00e2n th\u1ee7 c\u00e1c quy tr\u00ecnh c\u00e1ch ly \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t.<\/figcaption><\/figure>\n

    C\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng v\u00e0 c\u01a1 kh\u00ed t\u1ea1i c\u00f4ng tr\u01b0\u1eddng<\/h2>\n

    \u201cM\u00f4i tr\u01b0\u1eddng ngo\u00e0i tr\u1eddi nhi\u1ec7t \u0111\u1edbi\u201d kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t \u0111i\u1ec1u ki\u1ec7n c\u00f4ng tr\u00ecnh \u0111\u1ea7y \u0111\u1ee7. C\u1ea7n cung c\u1ea5p nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u0111a v\u00e0 t\u1ed1i thi\u1ec3u, bi\u00ean \u0111\u1ed9 nhi\u1ec7t \u0111\u1ed9 h\u00e0ng ng\u00e0y, \u0111\u1ed9 cao, \u0111\u1ed9 \u1ea9m, m\u1ee9c \u0111\u1ed9 ti\u1ebfp x\u00fac v\u1edbi l\u01b0\u1ee3ng m\u01b0a, \u0111\u1eb7c \u0111i\u1ec3m b\u1ee5i, c\u00e1c ch\u1ea5t g\u00e2y \u0103n m\u00f2n v\u00e0 b\u1ea5t k\u1ef3 r\u1ee7i ro ng\u1eadp l\u1ee5t ho\u1eb7c ch\u00e1y r\u1eebng n\u00e0o. Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a d\u1ef1 \u00e1n c\u1ea7n li\u00ean k\u1ebft t\u1eebng \u0111i\u1ec1u ki\u1ec7n v\u1edbi m\u1ed9t gi\u1ea3i ph\u00e1p thi\u1ebft k\u1ebf t\u01b0\u01a1ng \u1ee9ng, ch\u1eb3ng h\u1ea1n nh\u01b0 ph\u1ed1i h\u1ee3p c\u00e1ch nhi\u1ec7t, bi\u00ean \u0111\u1ed9 l\u00e0m m\u00e1t, h\u1ec7 th\u1ed1ng s\u01a1n ph\u1ee7, h\u1ed9p ph\u00e2n ph\u1ed1i k\u00edn, m\u00e1y s\u01b0\u1edfi kh\u00f4ng gian, b\u1ed9 l\u1ecdc, l\u1ef1a ch\u1ecdn gio\u0103ng ho\u1eb7c l\u1eafp \u0111\u1eb7t \u1edf v\u1ecb tr\u00ed cao.<\/p>\n

    \u0110\u1ed9 cao \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u1ec7 th\u1ed1ng c\u00e1ch nhi\u1ec7t v\u00e0 l\u00e0m m\u00e1t b\u00ean ngo\u00e0i, nh\u01b0ng m\u1ee9c \u0111i\u1ec1u ch\u1ec9nh c\u1ea7n thi\u1ebft ph\u1ee5 thu\u1ed9c v\u00e0o \u0111i\u1ec1u ki\u1ec7n l\u1eafp \u0111\u1eb7t th\u1ef1c t\u1ebf v\u00e0 ti\u00eau chu\u1ea9n d\u1ef1 \u00e1n \u00e1p d\u1ee5ng. Kh\u00f4ng n\u00ean d\u1ef1a v\u00e0o \u0111\u1ed9 cao trung b\u00ecnh qu\u1ed1c gia. C\u1ea7n n\u00eau r\u00f5 t\u1ecda \u0111\u1ed9 m\u1ecf ho\u1eb7c \u0111\u1ed9 cao \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c minh c\u1ee7a c\u00f4ng tr\u01b0\u1eddng v\u00e0 y\u00eau c\u1ea7u nh\u00e0 cung c\u1ea5p l\u1eadp h\u1ed3 s\u01a1 c\u01a1 s\u1edf thi\u1ebft k\u1ebf. T\u01b0\u01a1ng t\u1ef1, \u0111i\u1ec7n \u00e1p v\u00e0 t\u1ea7n s\u1ed1 l\u01b0\u1edbi \u0111i\u1ec7n ph\u1ea3i \u0111\u01b0\u1ee3c l\u1ea5y t\u1eeb c\u00e1c t\u00e0i li\u1ec7u v\u1ec1 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n c\u1ee7a d\u1ef1 \u00e1n ho\u1eb7c d\u1eef li\u1ec7u do ch\u1ee7 \u0111\u1ea7u t\u01b0 cung c\u1ea5p, ch\u1ee9 kh\u00f4ng ph\u1ea3i t\u1eeb b\u1ea3ng s\u1ed1 li\u1ec7u chung c\u1ee7a qu\u1ed1c gia.<\/p>\n

    S\u1ef1 x\u00e2m nh\u1eadp c\u1ee7a b\u1ee5i v\u00e0 kh\u1ea3 n\u0103ng b\u1ea3o tr\u00ec<\/h3>\n

    C\u00e1c h\u1ed9p \u0111\u1ea5u n\u1ed1i, t\u1ee7 \u0111i\u1ec1u khi\u1ec3n v\u00e0 l\u1ed7 \u0111i c\u00e1p ph\u1ea3i \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p v\u1edbi m\u1ee9c \u0111\u1ed9 ti\u1ebfp x\u00fac v\u00e0 ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t \u0111\u00e3 x\u00e1c \u0111\u1ecbnh. C\u00e1c t\u1ea5m \u0111\u1ec7m ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi k\u00edch th\u01b0\u1edbc c\u00e1p, l\u1edbp b\u1ecdc b\u1ea3o v\u1ec7, s\u1ed1 l\u01b0\u1ee3ng l\u00f5i v\u00e0 h\u01b0\u1edbng \u0111i v\u00e0o. C\u00e1c b\u1ed9 gia nhi\u1ec7t v\u00e0 b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t ph\u1ea3i c\u00f3 c\u00e1c \u0111\u1ea7u n\u1ed1i d\u1ec5 b\u1ea3o tr\u00ec v\u00e0 c\u00f3 ghi r\u00f5 \u0111i\u1ec7n \u00e1p \u0111i\u1ec1u khi\u1ec3n. C\u00e1c c\u1eeda ti\u1ebfp c\u1eadn ph\u1ea3i m\u1edf \u0111\u01b0\u1ee3c m\u00e0 kh\u00f4ng b\u1ecb c\u1ea3n tr\u1edf b\u1edfi c\u00e1c b\u1ed9 t\u1ea3n nhi\u1ec7t, h\u00e0ng r\u00e0o ho\u1eb7c gi\u00e1 \u0111\u1ee1 c\u00e1p. Vi\u1ec7c r\u00e0 so\u00e1t b\u1ed1 tr\u00ed ph\u1ea3i bao g\u1ed3m kh\u00f4ng gian l\u00e0m vi\u1ec7c c\u1ee7a k\u1ef9 thu\u1eadt vi\u00ean, \u0111\u01b0\u1eddng di chuy\u1ec3n khi n\u00e2ng h\u1ea1 v\u00e0 khu v\u1ef1c ki\u1ec3m so\u00e1t s\u1ef1 c\u1ed1 tr\u00e0n ch\u1ea5t l\u1ecfng.<\/p>\n

    K\u1ebf ho\u1ea1ch v\u1eadn chuy\u1ec3n v\u00e0 l\u1eafp r\u00e1p t\u1ea1i c\u00f4ng tr\u01b0\u1eddng<\/h2>\n

    M\u1ed9t m\u00e1y bi\u1ebfn \u00e1p \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111i\u1ec7n v\u1eabn c\u00f3 th\u1ec3 kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi m\u1ed9t m\u1ecf khai th\u00e1c \u1edf v\u00f9ng s\u00e2u v\u00f9ng xa n\u1ebfu kh\u00f4ng th\u1ec3 v\u1eadn chuy\u1ec3n \u0111\u1ebfn v\u1ecb tr\u00ed m\u00f3ng. C\u1ea7n ghi ch\u00e9p chi\u1ec1u r\u1ed9ng tuy\u1ebfn \u0111\u01b0\u1eddng, t\u1ea3i tr\u1ecdng c\u1ea7u, \u0111\u1ed9 d\u1ed1c, b\u00e1n k\u00ednh quay v\u00f2ng, kho\u1ea3ng c\u00e1ch an to\u00e0n tr\u00ean cao, kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn c\u1ee7a c\u1ea7n c\u1ea9u v\u00e0 c\u00e1c h\u1ea1n ch\u1ebf theo m\u00f9a tr\u00ean \u0111\u01b0\u1eddng. C\u1ea7n x\u00e1c nh\u1eadn xem c\u00e1c b\u1ed9 t\u1ea3n nhi\u1ec7t, \u1ed1ng l\u00f3t, b\u00ecnh ch\u1ee9a d\u1ea7u v\u00e0 d\u1ea7u s\u1ebd \u0111\u01b0\u1ee3c v\u1eadn chuy\u1ec3n d\u01b0\u1edbi d\u1ea1ng \u0111\u00e3 l\u1eafp r\u00e1p s\u1eb5n hay ri\u00eang l\u1ebb. B\u1ea3n v\u1ebd v\u1eadn chuy\u1ec3n ph\u1ea3i th\u1ec3 hi\u1ec7n t\u1ed5ng tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng v\u1eadn chuy\u1ec3n, t\u00e2m tr\u1ecdng l\u1ef1c, c\u00e1c \u0111i\u1ec3m n\u00e2ng, \u0111\u1ec7m n\u00e2ng v\u00e0 v\u1ecb tr\u00ed bu\u1ed9c ch\u1eb7t.<\/p>\n

    N\u1ebfu d\u1ea7u \u0111\u01b0\u1ee3c v\u1eadn chuy\u1ec3n ri\u00eang bi\u1ec7t ho\u1eb7c thi\u1ebft b\u1ecb y\u00eau c\u1ea7u x\u1eed l\u00fd d\u1ea7u t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng, c\u1ea7n x\u00e1c \u0111\u1ecbnh c\u00e1c th\u00f9ng ch\u1ee9a, thi\u1ebft b\u1ecb ch\u00e2n kh\u00f4ng, ti\u00eau chu\u1ea9n l\u1ecdc, bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 kh\u1ecfi th\u1eddi ti\u1ebft, c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t \u0111\u1ed9 s\u1ea1ch v\u00e0 tr\u00e1ch nhi\u1ec7m ki\u1ec3m tra. Th\u1ecfa thu\u1eadn v\u1ec1 vi\u1ec7c ai s\u1ebd cung c\u1ea5p gio\u0103ng, t\u1ea5m che, d\u1ee5ng c\u1ee5 \u0111\u1eb7c bi\u1ec7t v\u00e0 v\u1eadt t\u01b0 ti\u00eau hao. H\u01b0\u1edbng d\u1eabn l\u1eafp r\u00e1p t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng c\u1ea7n n\u00eau r\u00f5 c\u00e1c gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn, vi\u1ec7c ki\u1ec3m tra r\u00f2 r\u1ec9, c\u00e1c b\u01b0\u1edbc \u0111\u1ed5 d\u1ea7u v\u00e0 th\u1eddi gian \u1ed5n \u0111\u1ecbnh c\u1ea7n thi\u1ebft tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh c\u00e1c th\u1eed nghi\u1ec7m \u0111i\u1ec7n v\u00e0 c\u1ea5p \u0111i\u1ec7n.<\/p>\n

    B\u1ea3o v\u1ec7, gi\u00e1m s\u00e1t v\u00e0 th\u00f4ng tin li\u00ean l\u1ea1c<\/h2>\n

    S\u01a1 \u0111\u1ed3 b\u1ea3o v\u1ec7 c\u1ea7n ph\u00e2n \u0111\u1ecbnh tr\u00e1ch nhi\u1ec7m gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb l\u1eafp tr\u00ean m\u00e1y bi\u1ebfn \u00e1p, r\u01a1le b\u1ea3o v\u1ec7, t\u1ee7 ph\u00e2n ph\u1ed1i v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n nh\u00e0 m\u00e1y. Li\u1ec7t k\u00ea t\u1ea5t c\u1ea3 c\u00e1c ti\u1ebfp \u0111i\u1ec3m b\u00e1o \u0111\u1ed9ng v\u00e0 ng\u1eaft m\u1ea1ch, tr\u1ea1ng th\u00e1i b\u00ecnh th\u01b0\u1eddng, \u0111i\u1ec7n \u00e1p ph\u1ee5, s\u1ed1 \u0111\u1ea7u n\u1ed1i v\u00e0 \u0111i\u1ec3m \u0111\u00edch c\u1ee7a ch\u00fang. C\u00e1c giao di\u1ec7n \u0111i\u1ec3n h\u00ecnh c\u00f3 th\u1ec3 bao g\u1ed3m nhi\u1ec7t \u0111\u1ed9 d\u1ea7u v\u00e0 cu\u1ed9n d\u00e2y, van x\u1ea3 \u00e1p, h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 k\u00edch ho\u1ea1t b\u1eb1ng kh\u00ed, m\u1ee9c d\u1ea7u, s\u1ef1 c\u1ed1 l\u00e0m m\u00e1t v\u00e0 c\u00e1c b\u00e1o \u0111\u1ed9ng t\u1eeb h\u1ed9p t\u1eadp trung. Ph\u1ea1m vi c\u1ee5 th\u1ec3 ph\u1ee5 thu\u1ed9c v\u00e0o c\u1ea5u t\u1ea1o c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p v\u00e0 y\u00eau c\u1ea7u c\u1ee7a d\u1ef1 \u00e1n.<\/p>\n

    \u0110\u1ed1i v\u1edbi h\u1ed7 tr\u1ee3 t\u1eeb xa, c\u00e1c t\u00edn hi\u1ec7u \u0111\u01a1n gi\u1ea3n v\u00e0 \u0111\u01b0\u1ee3c ghi ch\u00e9p \u0111\u1ea7y \u0111\u1ee7 th\u01b0\u1eddng c\u00f3 gi\u00e1 tr\u1ecb h\u01a1n so v\u1edbi m\u1ed9t g\u00f3i gi\u00e1m s\u00e1t qu\u00e1 ph\u1ee9c t\u1ea1p. X\u00e1c \u0111\u1ecbnh c\u00e1c gi\u00e1 tr\u1ecb n\u00e0o ph\u1ea3i c\u00f3 s\u1eb5n t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng, c\u00e1c gi\u00e1 tr\u1ecb n\u00e0o \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o h\u1ec7 th\u1ed1ng SCADA, giao th\u1ee9c truy\u1ec1n th\u00f4ng, \u0111\u1ed3ng b\u1ed9 h\u00f3a th\u1eddi gian, ranh gi\u1edbi an ninh m\u1ea1ng v\u00e0 quy\u1ec1n s\u1edf h\u1eefu d\u1eef li\u1ec7u. FAT n\u00ean m\u00f4 ph\u1ecfng c\u00e1c \u0111i\u1ec3m \u0111\u00e3 th\u1ecfa thu\u1eadn v\u00e0 ghi l\u1ea1i b\u1ea3n \u0111\u1ed3 li\u00ean k\u1ebft t\u1eeb \u0111\u1ea7u \u0111\u1ebfn cu\u1ed1i c\u1ee7a ch\u00fang. C\u00f4ng su\u1ea5t d\u1ef1 ph\u00f2ng c\u1ee7a thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i n\u00ean \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh m\u1ed9t c\u00e1ch ch\u1ee7 \u0111\u00edch thay v\u00ec ch\u1ec9 d\u1ef1a tr\u00ean gi\u1ea3 \u0111\u1ecbnh.<\/p>\n

    \"H\u00ecnh
    H\u00ecnh minh h\u1ecda \u00fd t\u01b0\u1edfng do tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI) t\u1ea1o ra v\u1ec1 vi\u1ec7c \u0111\u00e1nh gi\u00e1 giao di\u1ec7n nh\u00e0 m\u00e1y; kh\u00f4ng ph\u1ea3i l\u00e0 b\u1eb1ng ch\u1ee9ng v\u1ec1 m\u1ed9t cu\u1ed9c th\u1eed nghi\u1ec7m th\u1ef1c t\u1ebf.<\/figcaption><\/figure>\n

    B\u1eb1ng ch\u1ee9ng t\u1eeb ph\u00e2n t\u00edch FAT v\u1ec1 m\u1ed9t m\u00e1y bi\u1ebfn \u00e1p trong ng\u00e0nh khai th\u00e1c m\u1ecf t\u1ea1i Mozambique<\/h2>\n

    K\u1ebf ho\u1ea1ch ki\u1ec3m tra v\u00e0 th\u1eed nghi\u1ec7m c\u1ea7n ph\u00e2n bi\u1ec7t r\u00f5 gi\u1eefa vi\u1ec7c r\u00e0 so\u00e1t t\u00e0i li\u1ec7u, c\u00e1c \u0111i\u1ec3m ki\u1ec3m so\u00e1t, c\u00e1c \u0111i\u1ec3m ch\u1ee9ng ki\u1ebfn v\u00e0 h\u1ed3 s\u01a1 th\u01b0\u1eddng xuy\u00ean. C\u1ea7n \u0111\u1ed1i chi\u1ebfu d\u1eef li\u1ec7u tr\u00ean b\u1ea3ng t\u00ean, k\u00edch th\u01b0\u1edbc, ph\u1ee5 ki\u1ec7n, h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n, h\u1ec7 th\u1ed1ng s\u01a1n v\u00e0 m\u00e3 \u0111\u1ecbnh danh \u0111\u1ea7u n\u1ed1i v\u1edbi c\u00e1c b\u1ea3n v\u1ebd \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t. Vi\u1ec7c th\u1eed nghi\u1ec7m \u0111i\u1ec7n ph\u1ea3i tu\u00e2n theo th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u00e3 th\u1ecfa thu\u1eadn v\u00e0 c\u00e1c ti\u00eau chu\u1ea9n hi\u1ec7n h\u00e0nh; b\u1ea5t k\u1ef3 th\u1eed nghi\u1ec7m n\u00e0o \u0111\u1eb7c th\u00f9 cho d\u1ef1 \u00e1n \u0111\u1ec1u ph\u1ea3i \u0111\u01b0\u1ee3c n\u00eau r\u00f5 trong \u0111\u01a1n \u0111\u1eb7t h\u00e0ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00f3 s\u1eb5n thi\u1ebft b\u1ecb, quy tr\u00ecnh v\u00e0 ti\u00eau ch\u00ed nghi\u1ec7m thu.<\/p>\n

    Hi\u1ec7u su\u1ea5t kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1 v\u00e0 hi\u1ec7u su\u1ea5t h\u00e0i th\u01b0\u1eddng \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn th\u00f4ng qua c\u00e1c t\u00ednh to\u00e1n thi\u1ebft k\u1ebf v\u00e0 c\u00e1c th\u00f4ng s\u1ed1 \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o, ch\u1ee9 kh\u00f4ng ph\u1ea3i b\u1eb1ng c\u00e1ch t\u00e1i t\u1ea1o t\u1ea3i tr\u1ecdng trong m\u1ecf t\u1ea1i nh\u00e0 m\u00e1y. Do \u0111\u00f3, g\u00f3i ki\u1ec3m tra FAT c\u1ea7n bao g\u1ed3m c\u00e1c gi\u00e1 tr\u1ecb c\u01a1 s\u1edf cu\u1ed1i c\u00f9ng v\u1ec1 tr\u1edf kh\u00e1ng, t\u1ed5n hao v\u00e0 \u0111\u1ed9 t\u0103ng nhi\u1ec7t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c nghi\u00ean c\u1ee9u h\u1ec7 th\u1ed1ng. C\u1ea7n kh\u1eafc ph\u1ee5c t\u1ea5t c\u1ea3 c\u00e1c sai l\u1ec7ch tr\u01b0\u1edbc khi xu\u1ea5t h\u00e0ng, ho\u1eb7c ghi ch\u00e9p ch\u00fang v\u00e0o danh s\u00e1ch c\u00e1c h\u1ea1ng m\u1ee5c c\u1ea7n kh\u1eafc ph\u1ee5c \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t, k\u00e8m theo tr\u00e1ch nhi\u1ec7m th\u1ef1c hi\u1ec7n v\u00e0 th\u1eddi h\u1ea1n ho\u00e0n th\u00e0nh.<\/p>\n

    C\u00e1c gi\u1ea5y t\u1edd c\u1ea7n thi\u1ebft khi xu\u1ea5t vi\u1ec7n<\/h3>\n