{"id":2467,"date":"2025-07-03T11:50:46","date_gmt":"2025-07-03T03:50:46","guid":{"rendered":"https:\/\/www.zongdamining.com\/?p=2467"},"modified":"2025-06-30T15:06:37","modified_gmt":"2025-06-30T07:06:37","slug":"key-factors-to-consider-in-underground-mining-tunnel-ventilation-design","status":"publish","type":"post","link":"https:\/\/www.zongdamining.com\/vi\/key-factors-to-consider-in-underground-mining-tunnel-ventilation-design\/","title":{"rendered":"Y\u1ebfu t\u1ed1 ch\u00ednh c\u1ea7n xem x\u00e9t trong thi\u1ebft k\u1ebf th\u00f4ng gi\u00f3 \u0111\u01b0\u1eddng h\u1ea7m m\u1ecf ng\u1ea7m"},"content":{"rendered":"

<\/h1>\n

T\u1ea5t c\u1ea3 nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 th\u00f4ng gi\u00f3 \u0111\u01b0\u1eddng h\u1ea7m m\u1ecf ng\u1ea7m<\/h2>\n

T\u1ea1i sao th\u00f4ng gi\u00f3 gi\u1eef cho c\u00e1c th\u1ee3 m\u1ecf an to\u00e0n<\/h3>\n

Kh\u1ea3 n\u0103ng th\u00f4ng gi\u00f3<\/b><\/u><\/strong><\/a>\u00a0trong \u0111\u01b0\u1eddng h\u1ea7m m\u1ecf d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 l\u1edbn \u0111\u1ec3 gi\u1eef cho m\u1ecdi th\u1ee9 an to\u00e0n. N\u1ebfu kh\u00f4ng c\u00f3 \u0111\u1ee7 d\u00f2ng kh\u00ed, c\u00e1c th\u1ee3 m\u1ecf s\u1ebd ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi c\u00e1c kh\u00ed kh\u00f3 ch\u1ecbu nh\u01b0 methan ho\u1eb7c carbon monoxide. Ch\u00fang c\u00f3 th\u1ec3 t\u00edch l\u0169y, g\u00e2y r\u1ed1i lo\u1ea1n cho s\u1ee9c kh\u1ecfe ho\u1eb7c th\u1eadm ch\u00ed g\u00e2y ra c\u00e1c v\u1ee5 n\u1ed5. Kh\u00f4ng c\u00f3 c\u00e1ch n\u00e0o b\u1ea1n mu\u1ed1n \u0111i\u1ec1u \u0111\u00f3 \u1edf c\u00e1c \u0111i\u1ec3m c\u00f3 ch\u1ea5t d\u1ec5 ch\u00e1y nh\u01b0 kh\u00ed ho\u1eb7c b\u1ee5i than! Kh\u00ed th\u00f4ng gi\u00f3 t\u1ed1t lo\u1ea1i b\u1ecf nh\u1eefng nguy hi\u1ec3m \u0111\u00f3 v\u00e0 gi\u1eef cho kh\u00f4ng kh\u00ed t\u01b0\u01a1i m\u1edbi. Ngo\u00e0i ra, n\u00f3 gi\u1eef cho \u0111\u01b0\u1eddng h\u1ea7m tho\u1ea3i m\u00e1i, gi\u1eef nhi\u1ec7t \u0111\u1ed9 gi\u1eefa -5 \u00b0 C v\u00e0 40 \u00b0 C. \u0110\u00f3 l\u00e0 ch\u00eca kh\u00f3a cho c\u00e1c th\u1ee3 m\u1ecf \u0111\u1ec3 gi\u1eef m\u00e1t m\u1ebb v\u00e0 an to\u00e0n. Ph\u1ea3i gi\u1eef kh\u00f4ng kh\u00ed di chuy\u1ec3n, ph\u1ea3i kh\u00f4ng?<\/p>\n

\"h\u00ecnh<\/b><\/strong>C\u00e1ch th\u00f4ng gi\u00f3 t\u0103ng ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed<\/h3>\n

Ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed l\u00e0 m\u1ed9t m\u1ed1i lo ng\u1ea1i l\u1edbn \u1edf c\u00e1c m\u1ecf. B\u1ee5i, kh\u00f3i \u0111\u1ed9c h\u1ea1i t\u1eeb m\u00e1y m\u00f3c v\u00e0 kh\u00ed t\u1ef1 nhi\u00ean l\u00e0m cho kh\u00f4ng kh\u00ed th\u00f4. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn v\u1ea5n \u0111\u1ec1 h\u00f4 h\u1ea5p cho c\u00f4ng nh\u00e2n. H\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3<\/b><\/u><\/strong><\/a>\u00a0<\/b><\/strong>S\u1eeda ch\u1eefa \u0111i\u1ec1u n\u00e0y b\u1eb1ng c\u00e1ch b\u01a1m kh\u00f4ng kh\u00ed trong l\u00e0nh v\u00e0 \u0111\u00e1 ra nh\u1eefng th\u1ee9 x\u1ea5u. S\u1ef1 trao \u0111\u1ed5i n\u00e0y gi\u1eef cho c\u00e1c bit c\u00f3 h\u1ea1i th\u1ea5p v\u00e0 \u0111\u00e1p \u1ee9ng c\u00e1c quy t\u1eafc an to\u00e0n nh\u01b0 GB 16423. Kh\u00f4ng kh\u00ed s\u1ea1ch c\u00f3 ngh\u0129a l\u00e0 c\u00e1c th\u1ee3 m\u1ecf l\u00e0nh m\u1ea1nh h\u01a1n v\u00e0 l\u00e0m vi\u1ec7c tr\u01a1n tru h\u01a1n. Ai kh\u00f4ng mu\u1ed1n \u0111i\u1ec1u \u0111\u00f3?<\/p>\n

T\u00e1c \u0111\u1ed9ng c\u1ee7a th\u00f4ng gi\u00f3 \u0111\u1ed1i v\u1edbi vi\u1ec7c l\u00e0m m\u1ecdi th\u1ee9<\/h3>\n

Kh\u00ed th\u00f4ng gi\u00f3 t\u1ed1t l\u00e0m cho vi\u1ec7c khai th\u00e1c m\u1ecf ch\u1ea1y nh\u01b0 m\u1ed9t gi\u1ea5c m\u01a1. V\u1edbi kh\u00f4ng kh\u00ed s\u1ea1ch, m\u00e1t m\u1ebb, ng\u01b0\u1eddi lao \u0111\u1ed9ng c\u00f3 th\u1ec3 t\u1eadp trung m\u00e0 kh\u00f4ng b\u1ecb ngh\u1eb9t v\u00e0o b\u1ee5i ho\u1eb7c x\u00f4 m\u1ed3 h\u00f4i. N\u00f3 c\u1eaft gi\u1ea3m s\u1ef1 gi\u00e1n \u0111o\u1ea1n do kh\u00f4ng kh\u00ed x\u1ea5u ho\u1eb7c \u0111\u01b0\u1eddng h\u1ea7m n\u00f3ng. Ngo\u00e0i ra, n\u00f3 ti\u1ebft ki\u1ec7m thi\u1ebft b\u1ecb kh\u1ecfi qu\u00e1 n\u00f3ng ho\u1eb7c b\u1ecb t\u1eafc ngh\u1ebdn b\u1edfi b\u1ee5i, v\u00ec v\u1eady b\u1ea1n chi ti\u00eau \u00edt h\u01a1n cho s\u1eeda ch\u1eefa. Nhi\u1ec1u c\u00f4ng vi\u1ec7c \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n, \u00edt phi\u1ec1n to\u00e1i h\u01a1n - \u0111\u00f3 l\u00e0 tinh th\u1ea7n!<\/p>\n

\"Qu\u1ea1t<\/b><\/strong>\u00dd t\u01b0\u1edfng c\u1ed1t l\u00f5i \u0111\u1ec3 thi\u1ebft k\u1ebf M\u1ecf th\u00f4ng gi\u00f3<\/u><\/a><\/h2>\n

Nh\u1eadn d\u00f2ng kh\u00ed \u0111\u00fang trong \u0111\u01b0\u1eddng h\u1ea7m<\/h3>\n

Airflow l\u00e0 tr\u00e1i tim c\u1ee7a m\u1ed9t thi\u1ebft l\u1eadp th\u00f4ng gi\u00f3 v\u1eefng ch\u1eafc. B\u1ea1n ph\u1ea3i l\u00ean k\u1ebf ho\u1ea1ch kh\u00f4ng kh\u00ed di chuy\u1ec3n nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ec3 v\u1eadt t\u01b0\u01a1i \u0111\u00e2m v\u00e0o m\u1ecdi g\u00f3c c\u1ee7a \u0111\u01b0\u1eddng h\u1ea7m trong khi kh\u00f4ng kh\u00ed b\u1ea9n b\u1ecb kh\u1edfi \u0111\u1ed9ng ra ngo\u00e0i. Nh\u1eefng th\u1ee9 nh\u01b0 h\u00ecnh d\u1ea1ng \u0111\u01b0\u1eddng h\u1ea7m, chi\u1ec1u d\u00e0i v\u00e0 k\u00edch th\u01b0\u1edbc l\u1ed9n x\u1ed9n v\u1edbi c\u00e1c m\u00f4 h\u00ecnh d\u00f2ng kh\u00ed. Thi\u1ebft k\u1ebf \u0111\u00fang \u0111\u1ec3 gi\u1eef cho kh\u00f4ng kh\u00ed ch\u1ea3y m\u01b0\u1ee3t m\u00e0. \u0110\u00e3 bao gi\u1edd ngh\u0129 v\u1ec1 c\u00e1ch kh\u00f4ng kh\u00ed nh\u1ea3y m\u00faa qua m\u1ed9t m\u1ecf?<\/p>\n

T\u1ea1i sao ki\u1ec3m so\u00e1t \u00e1p su\u1ea5t quan tr\u1ecdng<\/h3>\n

\u00c1p su\u1ea5t l\u00e0 m\u1ed9t ph\u1ea7n \u00e2m m\u01b0u nh\u01b0ng l\u1edbn c\u1ee7a th\u00f4ng gi\u00f3. B\u1ea1n c\u1ea7n m\u1ed9t s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa c\u00e1c \u0111i\u1ec3m \u00e1p su\u1ea5t cao v\u00e0 th\u1ea5p \u0111\u1ec3 ng\u0103n ch\u1eb7n kh\u00f4ng kh\u00ed b\u1ea9n l\u1ea5p v\u00e0o c\u00e1c khu v\u1ef1c s\u1ea1ch. \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 gi\u1eef cho kh\u00ed ho\u1eb7c b\u1ee5i kh\u00f4ng lan r\u1ed9ng. Nh\u1ea7m l\u1eabn, v\u00e0 b\u1ea1n \u0111ang \u0111\u00f2i h\u1ecfi r\u1eafc r\u1ed1i. Ph\u1ea3i ki\u1ec3m so\u00e1t \u00e1p l\u1ef1c, \u0111\u01b0\u1ee3c kh\u00f4ng?<\/p>\n

Ph\u00e1t t\u00e1n kh\u00f4ng kh\u00ed b\u00ecnh \u0111\u1eb3ng cho k\u1ebft qu\u1ea3 h\u00e0ng \u0111\u1ea7u<\/h3>\n

Ngay c\u1ea3 d\u00f2ng kh\u00f4ng kh\u00ed l\u00e0 m\u1ed9t \u0111i\u1ec1u c\u1ea7n thi\u1ebft cho m\u1ed9t h\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3 \u0111\u00e1. N\u1ebfu kh\u00f4ng kh\u00ed b\u1ecb \u0111\u1ed1m, b\u1ea1n s\u1ebd c\u00f3 c\u00e1c v\u00f9ng ch\u1ebft n\u01a1i r\u00e1c th\u1ea3i nh\u01b0 b\u1ee5i ho\u1eb7c kh\u00ed t\u00edch t\u1ee5. \u0110i\u1ec1u n\u00e0y l\u00e0 x\u1ea5u cho c\u00f4ng nh\u00e2n v\u00e0 m\u00e1y m\u00f3c. C\u00e1c \u1ed1ng th\u00f4ng minh, qu\u1ea1t v\u00e0 b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh truy\u1ec1n kh\u00f4ng kh\u00ed t\u1ed1t v\u00e0 th\u1eadm ch\u00ed tr\u00ean \u0111\u01b0\u1eddng h\u1ea7m. Kh\u00f4ng kh\u00ed c\u00e2n b\u1eb1ng, h\u1ea1nh ph\u00fac c\u1ee7a t\u00f4i - \u0111\u01a1n gi\u1ea3n nh\u01b0 v\u1eady.<\/p>\n

C\u00e1c ph\u1ea7n ch\u00ednh c\u1ee7a h\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3 m\u1ecf<\/h2>\n

H\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3 ch\u00ednh v\u00e0 nh\u1eefng g\u00ec ch\u00fang l\u00e0m<\/h3>\n

H\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3 ch\u00ednh l\u00e0 c\u00e1c m\u00e1y \u0111\u00e1nh n\u1eb7ng. H\u1ecd k\u00e9o m\u1ed9t l\u01b0\u1ee3ng l\u1edbn kh\u00f4ng kh\u00ed trong l\u00e0nh t\u1eeb b\u1ec1 m\u1eb7t v\u00e0 g\u1eedi t\u1ea5t c\u1ea3 n\u00f3 qua m\u1ecf. Qu\u1ea1t l\u1edbn, nh\u01b0 qu\u1ea1t th\u00f4ng gi\u00f3 m\u1ecf ng\u1ea7m K series, l\u00e0m c\u00f4ng vi\u1ec7c v\u1edbi kh\u00ed \u0111\u1ed9ng h\u1ecdc m\u01b0\u1ee3t m\u00e0, ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a m\u1ecf v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng. \u0110\u00e2y l\u00e0 x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a vi\u1ec7c gi\u1eef kh\u00f4ng kh\u00ed t\u01b0\u01a1i.<\/p>\n

H\u1ec7 th\u1ed1ng ph\u1ee5 tr\u1ee3: n\u01a1i ch\u00fang t\u1ecfa s\u00e1ng<\/h3>\n

H\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3 ph\u1ee5 tr\u1ee3 gi\u1ed1ng nh\u01b0 c\u00e1c \u0111\u1ed3ng \u0111\u1ed9i. H\u1ecd t\u1eadp trung kh\u00f4ng kh\u00ed v\u00e0o c\u00e1c \u0111i\u1ec3m c\u1ee5 th\u1ec3, ch\u1eb3ng h\u1ea1n nh\u01b0 khu v\u1ef1c l\u00e0m vi\u1ec7c ho\u1eb7c khu v\u1ef1c \u0111\u00e0o m\u1edbi. Qu\u1ea1t ho\u1eb7c \u1ed1ng nh\u1ecf h\u01a1n \u0111\u1ea9y kh\u00f4ng kh\u00ed s\u1ea1ch ngay n\u01a1i c\u1ea7n thi\u1ebft nh\u1ea5t. M\u1ed7i ph\u1ea7n c\u1ee7a \u0111\u01b0\u1eddng h\u1ea7m \u0111\u1ec1u \u0111\u01b0\u1ee3c th\u00f4ng gi\u00f3 v\u1edbi nh\u1eefng ng\u01b0\u1eddi gi\u00fap \u0111\u1ee1 n\u00e0y. Kh\u00e1 ti\u1ec7n d\u1ee5ng, h\u1ea3?<\/p>\n

Qu\u1ea1t, \u1ed1ng v\u00e0 b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh trong h\u00e0nh \u0111\u1ed9ng<\/h3>\n

Qu\u1ea1t, \u1ed1ng v\u00e0 b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh l\u00e0 \u0111\u1ed9i m\u01a1 \u01b0\u1edbc cho th\u00f4ng gi\u00f3. Qu\u1ea1t, gi\u1ed1ng nh\u01b0 qu\u1ea1t \u0111\u1ecba ph\u01b0\u01a1ng khai th\u00e1c m\u1ecf lo\u1ea1t JK hi\u1ec7u qu\u1ea3 cao, t\u1ea1o ra d\u00f2ng kh\u00ed cho h\u1ec7 th\u1ed1ng ch\u00ednh v\u00e0 b\u00ean. Ch\u00fang r\u1ea5t tuy\u1ec7t v\u1eddi cho nh\u1eefng th\u1ee9 nh\u01b0 \u0111\u00e0o \u0111\u01b0\u1eddng. C\u00e1c \u1ed1ng d\u1eabn \u0111\u01b0\u1eddng kh\u00f4ng kh\u00ed qua m\u00ea cung \u0111\u01b0\u1eddng h\u1ea7m, trong khi c\u00e1c nh\u00e0 \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec1u ch\u1ec9nh con \u0111\u01b0\u1eddng v\u00e0 s\u1ed1 l\u01b0\u1ee3ng c\u1ee7a n\u00f3 \u0111\u1ec3 gi\u1eef cho m\u1ecdi th\u1ee9 c\u00e2n b\u1eb1ng. T\u1ea5t c\u1ea3 l\u00e0 v\u1ec1 teamwork!<\/p>\n

Thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3 h\u00ecnh d\u1ea1ng g\u00ec<\/h2>\n

\u0110\u00e1, th\u1eddi ti\u1ebft v\u00e0 c\u00e1c v\u1eadt ch\u1ea5t m\u00f4i tr\u01b0\u1eddng kh\u00e1c<\/h3>\n

M\u1eb7t \u0111\u1ea5t v\u00e0 th\u1eddi ti\u1ebft xung quanh m\u1ed9t m\u1ecf l\u1ed9n x\u1ed9n v\u1edbi th\u00f4ng gi\u00f3 th\u1eddi gian l\u1edbn. C\u00e1c \u0111\u01b0\u1eddng h\u1ea7m c\u1ea7n ph\u1ea3i \u1edf gi\u1eefa -5 \u00b0 C v\u00e0 40 \u00b0 C, v\u1edbi \u0111\u1ed9 \u1ea9m \u1edf 25 \u00b0 C t\u1ed1i \u0111a l\u00e0 85%. \u0110i\u1ec1u \u0111\u00f3 quy\u1ebft \u0111\u1ecbnh thi\u1ebft b\u1ecb b\u1ea1n c\u1ea7n \u0111\u1ec3 gi\u1eef cho kh\u00f4ng kh\u00ed ch\u1ea3y v\u00e0 nhi\u1ec7t \u0111\u1ed9 \u0111\u00fang \u0111\u1eafn. C\u00e1c m\u1ecf cao, tr\u00ean 1000 m\u00e9t, c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh n\u0103ng l\u01b0\u1ee3ng v\u00ec kh\u00f4ng kh\u00ed m\u1ecfng l\u00e0m cho qu\u1ea1t l\u00e0m vi\u1ec7c ch\u0103m ch\u1ec9 h\u01a1n. C\u00e1c lo\u1ea1i \u0111\u00e1 c\u0169ng quan tr\u1ecdng - nh\u1eefng lo\u1ea1i x\u1ed1p l\u1ed7 cho ph\u00e9p kh\u00f4ng kh\u00ed lsneak qua, nh\u01b0ng nh\u1eefng lo\u1ea1i d\u00e0y \u0111\u1eb7c c\u1ea7n c\u00e1c h\u1ec7 th\u1ed1ng b\u00f2. Oh, v\u00e0 s\u1ef1 t\u00edch t\u1ee5 n\u01b0\u1edbc c\u00f3 th\u1ec3 t\u1eafc ngh\u1ebdn c\u00e1c l\u1ed7 th\u00f4ng gi\u00f3, v\u00ec v\u1eady tho\u00e1t n\u01b0\u1edbc ph\u1ea3i \u1edf \u0111i\u1ec3m.<\/p>\n

L\u00e0m th\u1ebf n\u00e0o Deep Mines thay \u0111\u1ed5i tr\u00f2 ch\u01a1i<\/h3>\n

C\u00e1c m\u1ecf s\u00e2u h\u01a1n kh\u00f3 kh\u0103n h\u01a1n \u0111\u1ec3 th\u00f4ng gi\u00f3. Nhi\u1ec7t t\u00edch l\u0169y t\u1eeb l\u00f5i tr\u00e1i \u0111\u1ea5t, v\u00ec v\u1eady b\u1ea1n c\u1ea7n l\u00e0m m\u00e1t \u0111\u1ec3 gi\u1eef cho c\u00f4ng nh\u00e2n tho\u1ea3i m\u00e1i. Th\u00eam v\u00e0o \u0111\u00f3, c\u00e1c kh\u00ed nh\u01b0 methane c\u00e0ng d\u00e0y c\u00e0ng s\u00e2u h\u01a1n, v\u00ec v\u1eady b\u1ea1n c\u1ea7n c\u00e1c h\u1ec7 th\u1ed1ng c\u1ee9ng r\u1eafn \u0111\u1ec3 l\u00e0m s\u1ea1ch ch\u00fang. \u0110\u01b0\u1eddng d\u1ed1c, gi\u1eef \u1edf \u2264 14 \u00b0, c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1ch kh\u00f4ng kh\u00ed di chuy\u1ec3n. C\u00e1c m\u1ecf s\u00e2u c\u00f3 ngh\u0129a l\u00e0 nh\u1eefng th\u00e1ch th\u1ee9c l\u1edbn, nh\u01b0ng th\u00f4ng gi\u00f3 t\u1ed1t \u0111\u00e3 bao ph\u1ee7 n\u00f3.<\/p>\n

X\u1eed l\u00fd nhi\u1ec7t, \u0111\u1ed9 \u1ea9m v\u00e0 kh\u00ed<\/h3>\n

Nhi\u1ec7t, \u0111\u1ed9 \u1ea9m v\u00e0 kh\u00ed kh\u00f4ng ph\u1ea3i l\u00e0 tr\u00f2 \u0111\u00f9a trong m\u1ecf. Qu\u00e1 nhi\u1ec1u b\u1ec3 nhi\u1ec7t c\u00f4ng nh\u00e2n n\u0103ng l\u01b0\u1ee3ng v\u00e0 m\u1eb7c ra thi\u1ebft b\u1ecb. Th\u00f4ng gi\u00f3 gi\u1eef nhi\u1ec7t \u0111\u1ed9 \u1edf \u0111i\u1ec3m ng\u1ecdt t\u1eeb -5 \u00b0 C \u0111\u1ebfn 40 \u00b0 C. \u0110\u1ed9 \u1ea9m cao g\u1ec9 m\u00e1y v\u00e0 l\u00e0m cho kh\u00f4ng kh\u00ed c\u1ea3m th\u1ea5y kh\u00f3 ch\u1ecbu, v\u00ec v\u1eady m\u00e1y kh\u1eed \u1ea9m c\u00f3 th\u1ec3 tham gia b\u1eefa ti\u1ec7c. Kh\u00ed nh\u01b0 methan ho\u1eb7c carbon monoxide l\u00e0 nguy hi\u1ec3m - h\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3, v\u1edbi qu\u1ea1t nh\u01b0 d\u00f2ng K, zap 'em ra nhanh ch\u00f3ng trong khi ti\u1ebft ki\u1ec7m n\u01b0\u1edbc \u00e9p. An to\u00e0n tr\u01b0\u1edbc h\u1ebft, lu\u00f4n lu\u00f4n!<\/p>\n

 <\/p>\n

C\u00f4ng ngh\u1ec7 m\u00e1t m\u1ebb cho th\u00f4ng gi\u00f3 t\u1ed1t h\u01a1n<\/h2>\n

T\u1ef1 \u0111\u1ed9ng h\u00f3a v\u00e0 \u0111i\u1ec1u khi\u1ec3n th\u00f4ng minh Rock<\/h3>\n

T\u1ef1 \u0111\u1ed9ng h\u00f3a \u0111ang thay \u0111\u1ed5i tr\u00f2 ch\u01a1i th\u00f4ng gi\u00f3. \u0110i\u1ec1u khi\u1ec3n th\u00f4ng minh theo d\u00f5i c\u00e1c v\u1eadt li\u1ec7u kh\u00f4ng kh\u00ed nh\u01b0 nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ea9m ho\u1eb7c m\u1ee9c kh\u00ed trong th\u1eddi gian th\u1ef1c. N\u1ebfu m\u1ed9t \u0111i\u1ec3m c\u00f3 kh\u00f4ng kh\u00ed x\u1ea5u, c\u1ea3m bi\u1ebfn b\u1eaft \u0111\u01b0\u1ee3c n\u00f3, v\u00e0 h\u1ec7 th\u1ed1ng quay qu\u1ea1t ho\u1eb7c chuy\u1ec3n kh\u00f4ng kh\u00ed \u0111\u1ec3 s\u1eeda ch\u1eefa n\u00f3. N\u00f3 gi\u1ed1ng nh\u01b0 m\u1ecf c\u00f3 b\u1ed9 n\u00e3o! \u0110i\u1ec1u n\u00e0y ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 gi\u1eef cho c\u00e1c th\u1ee3 m\u1ecf an to\u00e0n h\u01a1n. Ai kh\u00f4ng mu\u1ed1n c\u00f4ng ngh\u1ec7 n\u00e0y?<\/p>\n

S\u1eed d\u1ee5ng n\u0103ng \u0111\u1ed9ng ch\u1ea5t l\u1ecfng t\u00ednh to\u00e1n (CFD) \u0111\u1ec3 m\u00f3ng tay n\u00f3<\/h3>\n

\u0110\u1ed9ng l\u1ef1c ch\u1ea5t l\u1ecfng t\u00ednh to\u00e1n (CFD) gi\u1ed1ng nh\u01b0 m\u1ed9t si\u00eau c\u01b0\u1eddng cho thi\u1ebft k\u1ebf th\u00f4ng gi\u00f3. N\u00f3 cho ph\u00e9p c\u00e1c k\u1ef9 s\u01b0 ch\u01a1i v\u1edbi c\u00e1c m\u00f4 h\u00ecnh \u0111\u01b0\u1eddng h\u1ea7m \u1ea3o \u0111\u1ec3 ph\u00e1t hi\u1ec7n d\u00f2ng kh\u00ed y\u1ebfu ho\u1eb7c k\u1eb9t tr\u01b0\u1edbc khi x\u00e2y d\u1ef1ng b\u1ea5t c\u1ee9 \u0111i\u1ec1u g\u00ec. B\u1ea1n c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh c\u00e1c \u0111i\u1ec3m qu\u1ea1t ho\u1eb7c \u1ed1ng \u0111\u1ec3 c\u00f3 hi\u1ec7u su\u1ea5t t\u1ed1i \u0111a. CFD c\u0169ng d\u1ef1 \u0111o\u00e1n n\u01a1i m\u00f2n c\u00f3 th\u1ec3 x\u1ea3y ra, v\u00ec v\u1eady b\u1ea1n s\u1eeda ch\u1eefa s\u1edbm. \u0110\u00f3 l\u00e0 m\u1ed9t game-changer \u0111\u1ec3 gi\u1eef m\u1ecdi th\u1ee9 m\u01b0\u1ee3t m\u00e0.<\/p>\n

C\u00f4ng ngh\u1ec7 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng cho c\u00e1c m\u1ecf xanh h\u01a1n<\/h3>\n

\u0110i xanh l\u00e0 l\u1edbn trong khai th\u00e1c m\u1ecf b\u00e2y gi\u1edd. C\u00f4ng ngh\u1ec7 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng c\u1eaft gi\u1ea3m chi ph\u00ed v\u00e0 gi\u00fap h\u00e0nh tinh. Qu\u1ea1t nh\u01b0 JK series khai th\u00e1c qu\u1ea1t \u0111\u1ecba ph\u01b0\u01a1ng ch\u1ea1y tr\u01a1n tru v\u1edbi ti\u1ebfng \u1ed3n th\u1ea5p v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng. Ch\u00fang ho\u00e0n h\u1ea3o cho vi\u1ec7c \u0111\u00e0o \u0111\u01b0\u1eddng ho\u1eb7c di chuy\u1ec3n kh\u00f4ng kh\u00ed \u1edf c\u00e1c \u0111i\u1ec3m d\u1eebng. M\u1ed9t s\u1ed1 m\u1ecf th\u1eadm ch\u00ed s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi ho\u1eb7c gi\u00f3 \u0111\u1ec3 ch\u1ea1y c\u00e1c l\u1ed7 th\u00f4ng gi\u00f3, l\u00e0m cho m\u1ecdi th\u1ee9 si\u00eau b\u1ec1n v\u1eefng. Ti\u1ebft ki\u1ec7m ti\u1ec1n m\u1eb7t, c\u1ee9u tr\u00e1i \u0111\u1ea5t - win-win!<\/p>\n

C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n
    \n
  1. H\u00ecnh d\u1ea1ng thi\u1ebft k\u1ebf th\u00f4ng gi\u00f3 \u0111\u01b0\u1eddng h\u1ea7m m\u1ecf ng\u1ea7m l\u00e0 g\u00ec?
    \nNh\u1eefng th\u1ee9 nh\u01b0 \u0111\u00e1, nhi\u1ec7t \u0111\u1ed9 (-5 \u00b0 C \u0111\u1ebfn 40 \u00b0 C), \u0111\u1ed9 \u1ea9m (t\u1ed1i \u0111a 85%), chi\u1ec1u s\u00e2u m\u1ecf, r\u00f2 r\u1ec9 kh\u00ed v\u00e0 d\u1ed1c (\u2264 14 \u00b0) g\u1ecdi l\u00e0 c\u00e1c b\u1eafn.<\/li>\n
  2. L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 t\u1ef1 \u0111\u1ed9ng h\u00f3a l\u00e0m cho th\u00f4ng gi\u00f3 t\u1ed1t h\u01a1n?
    \nN\u00f3 theo d\u00f5i ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed v\u1edbi c\u1ea3m bi\u1ebfn th\u00f4ng minh, \u0111i\u1ec1u ch\u1ec9nh qu\u1ea1t ho\u1eb7c d\u00f2ng kh\u00ed tr\u00ean m\u00e1y bay \u0111\u1ec3 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 t\u0103ng c\u01b0\u1eddng an to\u00e0n.<\/li>\n
  3. CFD l\u00e0m g\u00ec cho th\u00f4ng gi\u00f3?
    \nN\u00f3 l\u1eadp b\u1ea3n \u0111\u1ed3 d\u00f2ng kh\u00ed trong \u0111\u01b0\u1eddng h\u1ea7m \u1ea3o \u0111\u1ec3 t\u00ecm c\u00e1c \u0111i\u1ec3m y\u1ebfu, cho ph\u00e9p b\u1ea1n \u0111i\u1ec1u ch\u1ec9nh thi\u1ebft k\u1ebf cho hi\u1ec7u su\u1ea5t h\u00e0ng \u0111\u1ea7u.<\/li>\n
  4. T\u1ea1i sao ph\u1ea3i quan t\u00e2m \u0111\u1ebfn hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng trong l\u1ed7 th\u00f4ng gi\u00f3?
    \nN\u00f3 gi\u1ea3m chi ph\u00ed v\u00e0 gi\u1ea3m t\u00e1c h\u1ea1i m\u00f4i tr\u01b0\u1eddng trong khi gi\u1eef cho kh\u00f4ng kh\u00ed ch\u1ea3y m\u1ea1nh m\u1ebd.<\/li>\n<\/ol>\n

    \u0110\u1ed1i v\u1edbi thi\u1ebft b\u1ecb th\u00f4ng gi\u00f3 t\u00f9y ch\u1ec9nh, \u0111\u00e1nh l\u00ean QINGDAO ZONGDA MACHINERY CO., LTD. C\u00f4ng ty TNHH <\/b><\/u><\/strong><\/a>h\u00f4m nay!<\/p>\n

     <\/p>","protected":false},"excerpt":{"rendered":"

    All You Need to Know About Underground Mining Tunnel Ventilation Why Ventilation Keeps Miners Safe Ventilation\u00a0in underground mining tunnels is a big deal for keeping things safe. Without enough airflow, miners face nasty gases like methane or carbon monoxide. These can pile up, mess with health, or even spark explosions. No way you want that […]<\/p>\n","protected":false},"author":1,"featured_media":2468,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1,16],"tags":[],"class_list":["post-2467","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-case"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/posts\/2467","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/comments?post=2467"}],"version-history":[{"count":0,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/posts\/2467\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/media\/2468"}],"wp:attachment":[{"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/media?parent=2467"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/categories?post=2467"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/tags?post=2467"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}