{"id":3132,"date":"2026-01-30T10:00:21","date_gmt":"2026-01-30T02:00:21","guid":{"rendered":"https:\/\/www.zongdamining.com\/?p=3132"},"modified":"2026-01-27T12:01:46","modified_gmt":"2026-01-27T04:01:46","slug":"how-to-match-underground-mining-transport-vehicles-for-efficiency-the-3-pass-rule-explained","status":"publish","type":"post","link":"https:\/\/www.zongdamining.com\/vi\/how-to-match-underground-mining-transport-vehicles-for-efficiency-the-3-pass-rule-explained\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n v\u1eadn t\u1ea3i khai th\u00e1c m\u1ecf d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t \u0111\u1ec3 c\u00f3 hi\u1ec7u qu\u1ea3: Quy t\u1eafc 3-Pass \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch"},"content":{"rendered":"<div style=\"text-align: center;\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-3129\" src=\"http:\/\/www.zongdamining.com\/wp-content\/uploads\/2026\/01\/heavy-congestion-of-orange-underground-mining-transport-vehicles-in-a-narrow-tunnel-illustrating-the-queue-trap-where-dump-trucks-wait-for-a-loader-due-to-inefficient-haulage-system-mat.webp\" alt=\"s\u1ef1 t\u1eafc ngh\u1ebdn n\u1eb7ng c\u1ee7a c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n v\u1eadn chuy\u1ec3n m\u1ecf ng\u1ea7m cam trong m\u1ed9t \u0111\u01b0\u1eddng h\u1ea7m h\u1eb9p, minh h\u1ecda cho b\u1eaby h\u00e0ng \u0111\u1ee3i n\u01a1i xe t\u1ea3i \u0111\u1ee3i m\u1ed9t m\u00e1y t\u1ea3i do h\u1ec7 th\u1ed1ng v\u1eadn chuy\u1ec3n kh\u00f4ng hi\u1ec7u qu\u1ea3\" width=\"603\" height=\"357\" srcset=\"https:\/\/www.zongdamining.com\/wp-content\/uploads\/2026\/01\/heavy-congestion-of-orange-underground-mining-transport-vehicles-in-a-narrow-tunnel-illustrating-the-queue-trap-where-dump-trucks-wait-for-a-loader-due-to-inefficient-haulage-system-mat.webp 603w, https:\/\/www.zongdamining.com\/wp-content\/uploads\/2026\/01\/heavy-congestion-of-orange-underground-mining-transport-vehicles-in-a-narrow-tunnel-illustrating-the-queue-trap-where-dump-trucks-wait-for-a-loader-due-to-inefficient-haulage-system-mat-300x178.webp 300w, https:\/\/www.zongdamining.com\/wp-content\/uploads\/2026\/01\/heavy-congestion-of-orange-underground-mining-transport-vehicles-in-a-narrow-tunnel-illustrating-the-queue-trap-where-dump-trucks-wait-for-a-loader-due-to-inefficient-haulage-system-mat-600x355.webp 600w\" sizes=\"(max-width: 603px) 100vw, 603px\" \/><\/div>\n<h2 id=\"the-hidden-bottleneck-in-your-haulage-system\"><strong>The &#8220; Gi\u1ea5u&#8221; C\u1ed5 chai trong h\u1ec7 th\u1ed1ng v\u1eadn chuy\u1ec3n c\u1ee7a b\u1ea1n<\/strong><\/h2>\n<p>Trong vi\u1ec7c t\u00ecm ki\u1ebfm kh\u1ed1i l\u01b0\u1ee3ng cao h\u01a1n, b\u1ea3n n\u0103ng c\u1ee7a nhi\u1ec1u nh\u00e0 qu\u1ea3n l\u00fd m\u1ecf ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 mua s\u1eaft nhi\u1ec1u h\u01a1n. Logic d\u01b0\u1eddng nh\u01b0 \u0111\u1ee7 \u00e2m thanh: th\u00eam th\u00eam <a style=\"text-decoration: underline;\" href=\"https:\/\/www.zongdamining.com\/vi\/products\/\"><strong>xe v\u1eadn t\u1ea3i m\u1ecf ng\u1ea7m<\/strong><\/a> \u0111\u1ec3 h\u1ea1m \u0111\u1ed9i s\u1ebd d\u1eabn \u0111\u1ebfn nhi\u1ec1u qu\u1eb7ng di chuy\u1ec3n l\u00ean s\u1ef1 suy gi\u1ea3m, ph\u1ea3i kh\u00f4ng?<\/p>\n<p>Kh\u00f4ng nh\u1ea5t thi\u1ebft. Tr\u00ean th\u1ef1c t\u1ebf, th\u00eam c\u00f4ng su\u1ea5t m\u00e0 kh\u00f4ng t\u00ednh to\u00e1n Y\u1ebfu t\u1ed1 ph\u00f9 h\u1ee3p th\u01b0\u1eddng l\u00e0 c\u00e1ch nhanh nh\u1ea5t \u0111\u1ec3 \u0111\u1ed1t v\u1ed1n m\u00e0 kh\u00f4ng th\u1ea5y l\u1ee3i nhu\u1eadn. B\u1ea1n c\u00f3 th\u1ec3 nh\u1eadn th\u1ea5y h\u00e0ng x\u1ebfp t\u1ea1i \u0111i\u1ec3m t\u1ea3i ng\u00e0y c\u00e0ng d\u00e0i h\u01a1n, trong khi m\u00e1y nghi\u1ec1n ng\u1ed3i tr\u1ed1ng.<\/p>\n<p>Theo c\u00e1c nghi\u00ean c\u1ee9u m\u00f4 ph\u1ecfng g\u1ea7n \u0111\u00e2y v\u1ec1 v\u1eadn chuy\u1ec3n m\u1ecf ng\u1ea7m, vi\u1ec7c m\u1edf r\u1ed9ng kh\u00f4ng ch\u00ednh x\u00e1c m\u1ed9t h\u1ea1m \u0111\u1ed9i c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn &#8220; s\u1eed d\u1ee5ng v\u00e1ch \u0111\u00e1. &#8221; D\u1eef li\u1ec7u ti\u1ebft l\u1ed9 r\u1eb1ng \u0111\u01a1n gi\u1ea3n l\u00e0 n\u00e9m xe t\u1ea3i v\u00e0o m\u1ed9t h\u1ec7 th\u1ed1ng v\u1eadn t\u1ea3i trong khai th\u00e1c m\u1ecf ng\u1ea7m m\u00e0 kh\u00f4ng c\u00e2n b\u1eb1ng kh\u1ea3 n\u0103ng t\u1ea3i khi\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng xe gi\u1ea3m \u0111\u00e1ng k\u1ec3. T\u1ed9i ph\u1ea1m \u0111ang x\u1ebfp h\u00e0ng.<\/p>\n<p>T\u1ed1i \u01b0u h\u00f3a l\u00e0&#8217; t v\u1ec1 vi\u1ec7c mua m\u00e1y m\u00f3c l\u1edbn nh\u1ea5t; \u0110\u00f3 l\u00e0 t\u1ea1o ra m\u1ed9t d\u00f2ng ch\u1ea3y c\u00e2n b\u1eb1ng. B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch khoa h\u1ecdc \u0111\u1eb1ng sau &#8220; Quy t\u1eafc 3-Pass&#8221; v\u00e0 l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u00e1p d\u1ee5ng n\u00f3 cho h\u1ea1m \u0111\u1ed9i c\u1ee7a b\u1ea1n \u0111\u1ec3 ng\u1eebng l\u00e3ng ph\u00ed nhi\u00ean li\u1ec7u tr\u00ean \u0111\u1ed9ng c\u01a1 kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<h3 id=\"the-science-behind-the-match-what-the-data-says\"><strong>Khoa h\u1ecdc \u0111\u1eb1ng sau tr\u1eadn \u0111\u1ea5u: Nh\u1eefng g\u00ec d\u1eef li\u1ec7u n\u00f3i<\/strong><\/h3>\n<p>Tr\u01b0\u1edbc khi \u0111i \u0111\u1ebfn quy t\u1eafc ng\u00f3n c\u00e1i, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i nh\u00ecn v\u00e0o th\u1ef1c t\u1ebf k\u1ef9 thu\u1eadt. Hi\u1ec7u qu\u1ea3 c\u1ee7a chu k\u1ef3 t\u1ea3i-v\u1eadn chuy\u1ec3n-\u0111\u1ed5 (LHD) \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh ho\u00e0n to\u00e0n b\u1edfi s\u1ef1 t\u01b0\u01a1ng t\u00e1c gi\u1eefa m\u00e1y t\u1ea3i &#8217; s x\u00f4 v\u00e0 xe t\u1ea3i&#8217; S h\u1ed9p. \u0110\u00f3 l\u00e0 m\u1ed9t m\u1ed1i quan h\u1ec7 kh\u00f4ng tha th\u1ee9 cho to\u00e1n h\u1ecdc x\u1ea5u.<\/p>\n<p>Nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y \u0111\u00e3 m\u00f4 h\u00ecnh h\u00f3a t\u00e1c \u0111\u1ed9ng c\u1ee7a s\u1ef1 gia t\u0103ng s\u1ed1 l\u01b0\u1ee3ng xe t\u1ea3i trong m\u1ed9t ho\u1ea1t \u0111\u1ed9ng d\u1eebng m\u00e1y t\u1ea3i \u0111\u01a1n, v\u00e0 k\u1ebft qu\u1ea3 r\u1ea5t r\u00f5 r\u00e0ng.<\/p>\n<h3 id=\"the-utilization-drop\"><strong>S\u1eed d\u1ee5ng Drop<\/strong><\/h3>\n<p>Khi s\u1ed1 l\u01b0\u1ee3ng xe t\u1ea3i t\u0103ng t\u1eeb hai l\u00ean ba trong m\u00f4 ph\u1ecfng, t\u1ef7 l\u1ec7 s\u1eed d\u1ee5ng xe t\u1ea3i trung b\u00ecnh gi\u1ea3m m\u1ea1nh t\u1eeb 97% xu\u1ed1ng c\u00f2n 75%. \u0110\u00f3 l\u00e0 m\u1ed9t c\u00fa \u0111\u00e1nh l\u1edbn. B\u1ea1n \u0111ang tr\u1ea3 100% cho m\u1ed9t m\u00e1y nh\u01b0ng ch\u1ec9 s\u1eed d\u1ee5ng ba ph\u1ea7n t\u01b0 c\u1ee7a n\u00f3.<\/p>\n<h3 id=\"the-queue-trap\"><strong>B\u1eaby Queue<\/strong><\/h3>\n<p>Nghi\u00ean c\u1ee9u \u0111\u00e3 x\u00e1c \u0111\u1ecbnh &#8220; Th\u1eddi gian x\u1ebfp h\u00e0ng&#8221; L\u00e0 k\u1ebb gi\u1ebft ng\u01b0\u1eddi hi\u1ec7u qu\u1ea3 ch\u00ednh. V\u1edbi qu\u00e1 nhi\u1ec1u xe t\u1ea3i ph\u1ee5c v\u1ee5 m\u1ed9t m\u00e1y t\u1ea3i, c\u00e1c \u0111\u01a1n v\u1ecb v\u1eadn chuy\u1ec3n \u0111\u1eaft ti\u1ec1n \u0111\u00e3 d\u00e0nh th\u1eddi gian tr\u1ed1ng r\u1ed7ng \u0111\u00e1ng k\u1ec3. \u0110\u00e2y l\u00e0 &#8220; B\u1eaby h\u00e0ng \u0111\u1ee3i. &#8221; Trong m\u1ed9t s\u1ed1 k\u1ecbch b\u1ea3n nh\u1ea5t \u0111\u1ecbnh, vi\u1ec7c th\u00eam m\u1ed9t chi\u1ebfc xe t\u1ea3i th\u1ee9 t\u01b0 l\u00e0m gi\u1ea3m t\u1ed5ng th\u1eddi gian ho\u00e0n th\u00e0nh nhi\u1ec7m v\u1ee5 m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng kh\u00f4ng \u0111\u00e1ng k\u1ec3 - t\u1eeb 769 ph\u00fat xu\u1ed1ng c\u00f2n ch\u1ec9 762 ph\u00fat. B\u1ea1n tr\u1ea3 ti\u1ec1n cho m\u1ed9t chi\u1ebfc m\u00e1y ho\u00e0n to\u00e0n m\u1edbi ch\u1ec9 \u0111\u1ec3 ti\u1ebft ki\u1ec7m b\u1ea3y ph\u00fat m\u1ed7i shift.<\/p>\n<h2 id=\"the-3-pass-rule-the-golden-ratio\"><strong>The &#8220; Quy t\u1eafc 3-Pass&#8221; T\u1ef7 l\u1ec7 v\u00e0ng<\/strong><\/h2>\n<p>\u0110\u1ec3 tr\u00e1nh b\u1eaby n\u00e0y, c\u00e1c k\u1ef9 s\u01b0 khai th\u00e1c m\u1ecf c\u1ef1u kinh nghi\u1ec7m d\u1ef1a v\u00e0o quy t\u1eafc 3-Pass. \u0110\u00f3 l\u00e0 m\u1ed9t s\u1ed1 li\u1ec7u \u0111\u01a1n gi\u1ea3n, \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh trong l\u0129nh v\u1ef1c \u0111\u1ec3 k\u00edch th\u01b0\u1edbc c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n v\u1eadn chuy\u1ec3n m\u1ecf ng\u1ea7m m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c.<\/p>\n<h3 id=\"why-3-to-4-passes\"><strong>T\u1ea1i sao 3 \u0111\u1ebfn 4 chuy\u1ebfn \u0111i?<\/strong><\/h3>\n<p>Quy t\u1eafc n\u00e0y n\u00f3i r\u1eb1ng, l\u00fd t\u01b0\u1edfng nh\u1ea5t, m\u00e1y t\u1ea3i LHD n\u00ean l\u1ea5p \u0111\u1ea7y xe t\u1ea3i khai th\u00e1c m\u1ecf trong 3 \u0111\u1ebfn 4 chuy\u1ebfn \u0111i (x\u00f4).<\/p>\n<p>N\u1ebfu chu k\u1ef3 d\u01b0\u1edbi 3 v\u01b0\u1ee3t qua (v\u00ed d\u1ee5, 2 x\u00f4), m\u00e1y t\u1ea3i qu\u00e1 l\u1edbn cho xe t\u1ea3i. B\u1ea1n r\u1ee7i ro &#8220; t\u1ea3i s\u1ed1c, &#8221; m\u00e0 ph\u00e1 h\u1ee7y xe t\u1ea3i&#8217; s treo v\u00e0 l\u1ed1p xe theo th\u1eddi gian, v\u00e0 tr\u00e0n n\u01b0\u1edbc tr\u00ean c\u00e1c b\u00ean tr\u1edf n\u00ean r\u1ea5t c\u00f3 kh\u1ea3 n\u0103ng.<\/p>\n<p>N\u1ebfu chu k\u1ef3 l\u00e0 h\u01a1n 5 v\u01b0\u1ee3t qua, xe t\u1ea3i ng\u1ed3i kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng qu\u00e1 l\u00e2u trong khi m\u00e1y t\u1ea3i ch\u1ea1y qua l\u1ea1i. T\u00e0i x\u1ebf xe t\u1ea3i ch\u1ec9 ng\u1ed3i \u0111\u00f3 \u0111\u1ed1t diesel, v\u00e0 ti\u1ec1m n\u0103ng t\u1ea5n m\u1ed7i gi\u1edd (TPH) c\u1ee7a xe t\u1ea3i b\u1ecb ph\u00e1 h\u1ee7y. \u0110\u1ea1t \u0111\u01b0\u1ee3c m\u1ed9t tr\u1eadn \u0111\u1ea5u v\u01b0\u1ee3t qua 3-4 \u0111\u1ed3ng b\u1ed9 h\u00f3a chu k\u1ef3 m\u00e1y t\u1ea3i v\u1edbi chu k\u1ef3 xe t\u1ea3i, \u0111\u1ea3m b\u1ea3o m\u1ed9t d\u00f2ng ch\u1ea3y li\u00ean t\u1ee5c c\u1ee7a \u0111\u00e1.<\/p>\n<h3 id=\"applying-the-rule-real-world-configurations\"><strong>\u00c1p d\u1ee5ng quy t\u1eafc: C\u1ea5u h\u00ecnh th\u1ebf gi\u1edbi th\u1ef1c<\/strong><\/h3>\n<p>\u0110\u1ec3 xem l\u00fd thuy\u1ebft n\u00e0y \u00e1p d\u1ee5ng nh\u01b0 th\u1ebf n\u00e0o cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng th\u1ef1c t\u1ebf, c\u00e1c v\u00ed d\u1ee5 sau \u0111\u00e2y ch\u1ee9ng minh to\u00e1n h\u1ecdc b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt thi\u1ebft b\u1ecb ti\u00eau chu\u1ea9n. C\u00e1c c\u1ea5u h\u00ecnh n\u00e0y cho th\u1ea5y c\u00e1ch ph\u00f9 h\u1ee3p v\u1edbi m\u00e1y t\u1ea3i d\u00f2ng ZDL ph\u00f9 h\u1ee3p v\u1edbi c\u00f4ng su\u1ea5t xe t\u1ea3i ch\u00ednh x\u00e1c t\u1ea1o ra m\u1ed9t v\u00f2ng l\u1eb7p hi\u1ec7u qu\u1ea3.<\/p>\n<h2 id=\"scenario-a-narrow-vein-precision-2.5m-tunnels\"><strong>K\u1ecbch b\u1ea3n A: \u0110\u1ed9 ch\u00ednh x\u00e1c t\u0129nh m\u1ea1ch h\u1eb9p (\u0111\u01b0\u1eddng h\u1ea7m 2,5m)<\/strong><\/h2>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c ho\u1ea1t \u0111\u1ed9ng ch\u1eb7t ch\u1ebd n\u01a1i clearance l\u00e0 vua, m\u1ed9t sai l\u1ea7m ph\u1ed5 bi\u1ebfn l\u00e0 gh\u00e9p n\u1ed1i m\u1ed9t scooptram nh\u1ecf v\u1edbi m\u1ed9t chi\u1ebfc xe t\u1ea3i ch\u1ec9 h\u01a1i qu\u00e1 l\u1edbn, gi\u1ebft ch\u1ebft th\u1eddi gian chu k\u1ef3. H\u00e3y t\u00ednh to\u00e1n s\u1ef1 ph\u00f9 h\u1ee3p cho m\u1ed9t h\u1ea1m \u0111\u1ed9i nh\u1ecf g\u1ecdn:<\/p>\n<ul>\n<li><strong>Loader:<\/strong> <a href=\"https:\/\/www.zongdamining.com\/vi\/product\/zdl203-underground-loader\/\"><strong>M\u00e1y t\u1ea3i ng\u1ea7m ZDL203<\/strong><\/a> (C\u00f4ng su\u1ea5t 3 t\u1ea5n).<\/li>\n<li><strong>Xe t\u1ea3i:<\/strong> Xe t\u1ea3i khai th\u00e1c m\u1ecf ZDT10 (c\u00f4ng su\u1ea5t 10 t\u1ea5n).<\/li>\n<li><strong>T\u00ednh to\u00e1n:<\/strong> 10 t\u1ea5n \u00f7 3 t\u1ea5n = <strong>3.3 v\u01b0\u1ee3t qua<\/strong>.<\/li>\n<\/ul>\n<p>\u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn m\u1ed9t tr\u1eadn \u0111\u1ea5u s\u00e1ch gi\u00e1o khoa. T\u1ef7 l\u1ec7 v\u01b0\u1ee3t qua 3,3 \u0111\u1ea3m b\u1ea3o xe t\u1ea3i \u0111\u01b0\u1ee3c t\u1ea3i nhanh ch\u00f3ng v\u00e0 \u0111\u01b0\u1ee3c g\u1eedi tr\u00ean \u0111\u01b0\u1eddng \u0111i. N\u00f3 gi\u1eef cho h\u1ec7 th\u1ed1ng v\u1eadn chuy\u1ec3n trong khai th\u00e1c m\u1ecf ng\u1ea7m di chuy\u1ec3n thay v\u00ec \u0111\u1ed7 xe.<\/p>\n<h3 id=\"scenario-b-high-volume-production-standard-tunnels\"><strong>K\u1ecbch b\u1ea3n B: S\u1ea3n xu\u1ea5t kh\u1ed1i l\u01b0\u1ee3ng cao (\u0111\u01b0\u1eddng h\u1ea7m ti\u00eau chu\u1ea9n)<\/strong><\/h3>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c ti\u00eau \u0111\u1ec1 l\u1edbn h\u01a1n (3,5m x 3,5m tr\u1edf l\u00ean), kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 \u01b0u ti\u00ean. \u0110\u00e2y l\u00e0 c\u00e1ch to\u00e1n h\u1ecdc tr\u00f4ng khi m\u1edf r\u1ed9ng:<\/p>\n<ul>\n<li><strong>Loader:<\/strong> M\u00e1y t\u1ea3i ng\u1ea7m ZDL614 (c\u00f4ng su\u1ea5t 6 t\u1ea5n).<\/li>\n<li><strong>Xe t\u1ea3i:<\/strong> <a href=\"https:\/\/www.google.com\/search?q=https:\/\/www.zongdamining.com\/product\/factory-of-underground-mining-dump-truck-with-competitive-price\/\"><strong>Xe t\u1ea3i khai th\u00e1c m\u1ecf ZDT20<\/strong><\/a> (C\u00f4ng su\u1ea5t 20 t\u1ea5n).<\/li>\n<li><strong>T\u00ednh to\u00e1n:<\/strong> 20 t\u1ea5n \u00f7 6 t\u1ea5n = 3,3 v\u01b0\u1ee3t qua.<\/li>\n<\/ul>\n<p>C\u1ea5u h\u00ecnh n\u00e0y \u0111\u00e1nh v\u00e0o &#8220; T\u1ef7 l\u1ec7 v\u00e0ng. &#8221; S\u1eed d\u1ee5ng c\u1eb7p c\u1ee5 th\u1ec3 n\u00e0y lo\u1ea1i b\u1ecf s\u1ef1 \u0111o\u00e1n v\u00e0 ng\u0103n ch\u1eb7n hi\u1ec7u \u1ee9ng l\u1ee3i nhu\u1eadn gi\u1ea3m \u0111\u01b0\u1ee3c nh\u1ea5n m\u1ea1nh trong nghi\u00ean c\u1ee9u n\u0103m 2023.<\/p>\n<div style=\"text-align: center;\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-3130\" src=\"http:\/\/www.zongdamining.com\/wp-content\/uploads\/2026\/01\/underground-mining-loader-and-mining-truck-working-together-perfectly-in-a-narrow-vein-mining-drift.webp\" alt=\"m\u00e1y t\u1ea3i khai th\u00e1c m\u1ecf ng\u1ea7m v\u00e0 xe t\u1ea3i khai th\u00e1c m\u1ecf l\u00e0m vi\u1ec7c c\u00f9ng nhau ho\u00e0n h\u1ea3o trong m\u1ed9t tr\u00f4i d\u1ea1t khai th\u00e1c m\u1ecf t\u0129nh m\u1ea1ch h\u1eb9p\" width=\"821\" height=\"541\" srcset=\"https:\/\/www.zongdamining.com\/wp-content\/uploads\/2026\/01\/underground-mining-loader-and-mining-truck-working-together-perfectly-in-a-narrow-vein-mining-drift.webp 821w, https:\/\/www.zongdamining.com\/wp-content\/uploads\/2026\/01\/underground-mining-loader-and-mining-truck-working-together-perfectly-in-a-narrow-vein-mining-drift-300x198.webp 300w, https:\/\/www.zongdamining.com\/wp-content\/uploads\/2026\/01\/underground-mining-loader-and-mining-truck-working-together-perfectly-in-a-narrow-vein-mining-drift-768x506.webp 768w, https:\/\/www.zongdamining.com\/wp-content\/uploads\/2026\/01\/underground-mining-loader-and-mining-truck-working-together-perfectly-in-a-narrow-vein-mining-drift-600x395.webp 600w\" sizes=\"(max-width: 821px) 100vw, 821px\" \/><\/div>\n<h2 id=\"beyond-the-bucket-distance-factors\"><strong>B\u00ean ngo\u00e0i th\u00f9ng: Y\u1ebfu t\u1ed1 kho\u1ea3ng c\u00e1ch<\/strong><\/h2>\n<p>Trong khi quy t\u1eafc 3-Pass r\u1ea5t quan tr\u1ecdng, b\u1ed1 tr\u00ed c\u1ee7a m\u1ecf c\u0169ng quy\u1ebft \u0111\u1ecbnh to\u00e1n h\u1ecdc. Kho\u1ea3ng c\u00e1ch \u0111\u1ebfn qu\u1eb7ng qua ho\u1eb7c v\u1ecbnh remuck thay \u0111\u1ed5i bao nhi\u00eau xe t\u1ea3i c\u00f3 th\u1ec3 ch\u1ea1y hi\u1ec7u qu\u1ea3.<\/p>\n<h3 id=\"short-vs.-long-hauls\"><strong>H\u00e0nh tr\u00ecnh ng\u1eafn vs. d\u00e0i<\/strong><\/h3>\n<p>N\u1ebfu \u0111\u01b0\u1eddng k\u00e9o ng\u1eafn (d\u01b0\u1edbi 500m), xe t\u1ea3i tr\u1edf l\u1ea1i m\u00e1y t\u1ea3i r\u1ea5t nhanh. Trong k\u1ecbch b\u1ea3n n\u00e0y, tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t quy t\u1eafc 3-Pass v\u00e0 m\u1ed9t \u0111\u1ed9i xe nh\u1ecf h\u01a1n (\u00edt xe t\u1ea3i h\u01a1n) l\u00e0 r\u1ea5t quan tr\u1ecdng. N\u1ebfu ba chi\u1ebfc xe t\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1eb7t tr\u00ean m\u1ed9t v\u00f2ng ng\u1eafn, hai trong s\u1ed1 \u0111\u00f3 s\u1ebd lu\u00f4n ch\u1edd \u0111\u1ee3i.<\/p>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, tr\u00ean \u0111\u01b0\u1eddng d\u00e0i (h\u01a1n 2km), th\u1eddi gian chu k\u1ef3 xe t\u1ea3i k\u00e9o d\u00e0i. Ng\u01b0\u1eddi t\u1ea3i d\u00e0nh nhi\u1ec1u th\u1eddi gian ch\u1edd \u0111\u1ee3i m\u1ed9t chi\u1ebfc xe t\u1ea3i tr\u1ed1ng \u0111\u1ec3 tr\u1edf l\u1ea1i. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p n\u00e0y, vi\u1ec7c th\u00eam m\u1ed9t chi\u1ebfc xe t\u1ea3i b\u1ed5 sung v\u00e0o \u0111\u1ed9i t\u00e0u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c bi\u1ec7n minh \u0111\u1ec3 gi\u1eef cho \u0111\u01a1n v\u1ecb t\u1ea3i b\u1eadn r\u1ed9n, ngay c\u1ea3 khi n\u00f3 l\u00e0m gi\u1ea3m nh\u1eb9 vi\u1ec7c s\u1eed d\u1ee5ng xe t\u1ea3i c\u00e1 nh\u00e2n. \u0110\u00f3 l\u00e0 m\u1ed9t h\u00e0nh \u0111\u1ed9ng c\u00e2n b\u1eb1ng.<\/p>\n<h2 id=\"conclusion-buy-a-system-not-just-machines\"><strong>K\u1ebft lu\u1eadn: Mua m\u1ed9t h\u1ec7 th\u1ed1ng, kh\u00f4ng ch\u1ec9 m\u00e1y m\u00f3c<\/strong><\/h2>\n<p>T\u1ed1i \u01b0u h\u00f3a c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n v\u1eadn t\u1ea3i khai th\u00e1c m\u1ecf d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t l\u00e0 m\u1ed9t khoa h\u1ecdc, kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t cu\u1ed9c mua s\u1eafm. Nh\u01b0 d\u1eef li\u1ec7u cho th\u1ea5y, n\u00e9m nhi\u1ec1u kim lo\u1ea1i v\u00e0o v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng mang l\u1ea1i l\u1ee3i nhu\u1eadn gi\u1ea3m. Ch\u00eca kh\u00f3a \u0111\u1ec3 c\u00f3 l\u1ee3i nhu\u1eadn n\u1eb1m trong s\u1ef1 c\u00e2n b\u1eb1ng to\u00e1n h\u1ecdc gi\u1eefa m\u00e1y t\u1ea3i&#8217; s x\u00f4 v\u00e0 xe t\u1ea3i&#8217; S h\u1ed9p.<\/p>\n<p>Kh\u00f4ng&#8217; t \u0111\u1ec3 c\u00e1c thi\u1ebft b\u1ecb kh\u00f4ng ph\u00f9 h\u1ee3p \u0103n l\u1ee3i nhu\u1eadn. Cho d\u00f9 khai th\u00e1c t\u0129nh m\u1ea1ch h\u1eb9p ho\u1eb7c d\u1eebng l\u1ea1i l\u1edbn, t\u00ednh to\u00e1n th\u1eddi gian chu k\u1ef3 tr\u01b0\u1edbc khi k\u00fd l\u1ec7nh mua l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft.<\/p>\n<h2 id=\"manufacturer-spotlight-qingdao-zongda-machinery\"><strong>Nh\u00e0 s\u1ea3n xu\u1ea5t Spotlight: Qingdao ZONGDA Machinery<\/strong><\/h2>\n<p><a style=\"text-decoration: underline;\" href=\"https:\/\/www.zongdamining.com\/vi\/\"><strong>C\u00f4ng ty TNHH M\u00e1y m\u00f3c Qingdao ZONGDA<\/strong><\/a> l\u00e0 m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t chuy\u00ean d\u1ee5ng \u5f25ng kho\u1ea3ng c\u00e1ch gi\u1eefa k\u1ef9 thu\u1eadt ph\u01b0\u01a1ng T\u00e2y chi ph\u00ed cao v\u00e0 nhu c\u1ea7u c\u00e1c gi\u1ea3i ph\u00e1p khai th\u00e1c m\u1ecf hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed. Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c nh\u00e0 giao d\u1ecbch t\u1ed5ng qu\u00e1t b\u00e1n m\u1ecdi th\u1ee9 t\u1eeb m\u00e1y x\u00fac \u0111\u1ebfn xe n\u00e2ng, ZONGDA ch\u1ec9 t\u1eadp trung v\u00e0o khai th\u00e1c kim lo\u1ea1i ng\u1ea7m - \u0111\u1eb7c bi\u1ec7t l\u00e0 cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng v\u00e0ng, \u0111\u1ed3ng, s\u1eaft v\u00e0 ch\u00ec-k\u1ebdm (tr\u00e1nh ho\u00e0n to\u00e0n l\u0129nh v\u1ef1c than).<\/p>\n<p>C\u00f3 tr\u1ee5 s\u1edf t\u1ea1i Qingdao, c\u00f4ng ty chuy\u00ean v\u1ec1 c\u00e1c gi\u1ea3i ph\u00e1p c\u1ea5u h\u00ecnh th\u1ea5p, cung c\u1ea5p m\u1ed9t d\u00f2ng xe bao g\u1ed3m xe t\u1ea3i khai th\u00e1c m\u1ecf ng\u1ea7m t\u1eeb 8 \u0111\u1ebfn 35 t\u1ea5n v\u00e0 m\u00e1y t\u1ea3i LHD t\u1eeb 0,6 m\u00b3 \u0111\u1ebfn 4 m\u00b3. Tri\u1ebft l\u00fd k\u1ef9 thu\u1eadt l\u00e0 &#8220; \u0110\u01a1n gi\u1ea3n &amp; V\u1eefng ch\u1eafc. &#8221; B\u1eb1ng c\u00e1ch t\u00edch h\u1ee3p c\u00e1c th\u00e0nh ph\u1ea7n \u0111\u1eb3ng c\u1ea5p th\u1ebf gi\u1edbi - ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ed9ng c\u01a1 Deutz v\u00e0 b\u1ed9 truy\u1ec1n \u0111\u1ed9ng DANA - v\u00e0o thi\u1ebft k\u1ebf khung g\u1ea7m b\u1ec1n v\u1eefng, kh\u00f4ng ph\u1ee9c t\u1ea1p, ZONGDA cung c\u1ea5p m\u1ed9t l\u1ef1a ch\u1ecdn h\u1ea1m \u0111\u1ed9i th\u1ef1c t\u1ebf. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y cho ph\u00e9p c\u00e1c m\u1ecf \u1edf c\u00e1c v\u1ecb tr\u00ed xa \u0111\u1ec3 c\u00e2n b\u1eb1ng ti\u1ebft ki\u1ec7m CapEx tr\u01b0\u1edbc v\u1edbi th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng c\u1ea7n thi\u1ebft trong m\u00f4i tr\u01b0\u1eddng \u0111\u00e1 c\u1ee9ng.<\/p>\n<h2 id=\"faq\"><strong>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/strong><\/h2>\n<p><strong>Q1: Quy t\u1eafc 3-pass c\u00f3 \u00e1p d\u1ee5ng n\u1ebfu s\u1eed d\u1ee5ng c\u00e1c th\u01b0\u01a1ng hi\u1ec7u kh\u00e1c nhau c\u1ee7a xe t\u1ea3i v\u00e0 m\u00e1y t\u1ea3i kh\u00f4ng?<\/strong><br \/>\nA: V\u00e2ng, th\u01b0\u01a1ng hi\u1ec7u kh\u00f4ng quan tr\u1ecdng; ch\u1ec9 c\u00f3 c\u00f4ng su\u1ea5t x\u00f4 v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng h\u1ed9p xe t\u1ea3i quan tr\u1ecdng. V\u1eadt l\u00fd l\u00e0 gi\u1ed1ng nhau cho d\u00f9 s\u01a1n l\u00e0 m\u00e0u v\u00e0ng, cam ho\u1eb7c xanh l\u00e1 c\u00e2y.<\/p>\n<p><strong>Q2: \u0110i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra n\u1ebfu s\u1eed d\u1ee5ng m\u1ed9t tr\u1eadn \u0111\u1ea5u 4-pass thay v\u00ec 3?<\/strong><br \/>\nA: \u0110i\u1ec1u n\u00e0y v\u1eabn \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn. B\u1ea5t c\u1ee9 \u0111i\u1ec1u g\u00ec gi\u1eefa 3 v\u00e0 4 v\u01b0\u1ee3t qua \u0111\u01b0\u1ee3c coi l\u00e0 &#8220; v\u1ecb tr\u00ed ng\u1ecdt ng\u00e0o&#8221; cho hi\u1ec7u qu\u1ea3. M\u1ed9t khi s\u1ed1 l\u01b0\u1ee3ng \u0111\u1ea1t \u0111\u1ebfn 5 ho\u1eb7c 6 v\u01b0\u1ee3t qua, ti\u1ec1n \u0111\u00e1ng k\u1ec3 s\u1ebd b\u1ecb m\u1ea5t trong th\u1eddi gian kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a xe t\u1ea3i.<\/p>\n<p><strong>Q3: ZONGDA c\u00f3 th\u1ec3 gi\u00fap t\u00ednh to\u00e1n y\u1ebfu t\u1ed1 ph\u00f9 h\u1ee3p cho m\u1ed9t m\u1ecf c\u1ee5 th\u1ec3 kh\u00f4ng?<\/strong><br \/>\nA: T\u1ea5t nhi\u00ean. N\u1ebfu k\u00edch th\u01b0\u1edbc \u0111\u01b0\u1eddng h\u1ea7m v\u00e0 m\u1ee5c ti\u00eau s\u1ea3n xu\u1ea5t \u0111\u01b0\u1ee3c cung c\u1ea5p, nh\u00f3m k\u1ef9 thu\u1eadt c\u00f3 th\u1ec3 m\u00f4 ph\u1ecfng chu k\u1ef3 v\u00e0 \u0111\u1ec1 ngh\u1ecb gh\u00e9p \u0111\u00f4i m\u00e1y t\u1ea3i v\u00e0 xe t\u1ea3i ch\u00ednh x\u00e1c.<\/p>\n<p><strong>Q4: T\u1ed1t h\u01a1n l\u00e0 c\u00f3 m\u1ed9t m\u00e1y t\u1ea3i l\u1edbn h\u01a1n m\u1ed9t ch\u00fat ho\u1eb7c m\u1ed9t chi\u1ebfc xe t\u1ea3i l\u1edbn h\u01a1n m\u1ed9t ch\u00fat?<\/strong><br \/>\nA: N\u00f3i chung, an to\u00e0n h\u01a1n l\u00e0 c\u00f3 m\u1ed9t chi\u1ebfc xe t\u1ea3i l\u1edbn h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi c\u1ea7n thi\u1ebft thay v\u00ec m\u1ed9t m\u00e1y t\u1ea3i qu\u00e1 l\u1edbn. M\u1ed9t m\u00e1y t\u1ea3i qu\u00e1 l\u1edbn cho xe t\u1ea3i g\u00e2y r\u01a1i v\u00e0 l\u00e0m h\u1ecfng th\u00e2n xe t\u1ea3i trong khi t\u1ea3i.<\/p>\n<p><strong>Q5: Nh\u1eefng t\u00ednh to\u00e1n n\u00e0y c\u00f3 thay \u0111\u1ed5i cho c\u00e1c m\u1ecf cao kh\u00f4ng?<\/strong><br \/>\nA: To\u00e1n h\u1ecdc cho &#8220; v\u01b0\u1ee3t qua tr\u1eadn \u0111\u1ea5u&#8221; v\u1eabn gi\u1ed1ng nhau, nh\u01b0ng c\u00f4ng su\u1ea5t \u0111\u1ed9ng c\u01a1 c\u00f3 th\u1ec3 gi\u1ea3m \u1edf \u0111\u1ed9 cao, l\u00e0m ch\u1eadm th\u1eddi gian chu k\u1ef3. M\u1ed9t b\u1ed9 \u0111\u1ed9ng c\u01a1 cao \u0111\u1ed9 c\u00f3 th\u1ec3 l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1eef t\u1ed1c \u0111\u1ed9 l\u00ean.<\/p>","protected":false},"excerpt":{"rendered":"<p>The &#8220;Hidden&#8221; Bottleneck in Your Haulage System In the quest for higher tonnage, the instinct of many mine managers is simply to buy more iron. The logic seems sound enough: adding more underground mining transport vehicles to the fleet should result in more ore moving up the decline, right? Not necessarily. In fact, adding capacity [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3125,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1,16],"tags":[],"class_list":["post-3132","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\/3132","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=3132"}],"version-history":[{"count":0,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/posts\/3132\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/media\/3125"}],"wp:attachment":[{"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/media?parent=3132"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/categories?post=3132"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/tags?post=3132"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}