{"id":9560,"date":"2026-06-26T07:42:19","date_gmt":"2026-06-26T00:42:19","guid":{"rendered":"https:\/\/mayxaydunghanoi.com\/?p=9560"},"modified":"2026-06-26T07:44:25","modified_gmt":"2026-06-26T00:44:25","slug":"so-sanh-dau-khoan-3-truc-lien-va-3-truc-roi","status":"publish","type":"post","link":"https:\/\/mayxaydunghanoi.com\/vi\/so-sanh-dau-khoan-3-truc-lien-va-3-truc-roi\/","title":{"rendered":"So s\u00e1nh \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n v\u00e0 3 tr\u1ee5c r\u1eddi"},"content":{"rendered":"<h2>So s\u00e1nh \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n v\u00e0 3 tr\u1ee5c r\u1eddi gi\u00fap nh\u00e0 th\u1ea7u ch\u1ecdn gi\u1ea3i ph\u00e1p SMW \u1ed5n \u0111\u1ecbnh, t\u1ea1o t\u01b0\u1eddng \u0111\u1ea5t xi m\u0103ng li\u00ean t\u1ee5c v\u00e0 ch\u1ed1ng th\u1ea5m hi\u1ec7u qu\u1ea3.<\/h2>\n<p>Trong thi c\u00f4ng t\u1ea7ng h\u1ea7m, h\u1ed1 m\u00f3ng s\u00e2u, c\u00f4ng tr\u00ecnh ven s\u00f4ng ho\u1eb7c khu v\u1ef1c c\u00f3 n\u1ec1n \u0111\u1ea5t y\u1ebfu, y\u00eau c\u1ea7u ch\u1ed1ng s\u1ea1t l\u1edf v\u00e0 ki\u1ec3m so\u00e1t n\u01b0\u1edbc ng\u1ea7m lu\u00f4n l\u00e0 v\u1ea5n \u0111\u1ec1 r\u1ea5t quan tr\u1ecdng. M\u1ed9t trong nh\u1eefng gi\u1ea3i ph\u00e1p \u0111\u01b0\u1ee3c nhi\u1ec1u nh\u00e0 th\u1ea7u l\u1ef1a ch\u1ecdn l\u00e0 thi c\u00f4ng t\u01b0\u1eddng c\u1ecdc SMW b\u1eb1ng c\u00f4ng ngh\u1ec7 tr\u1ed9n s\u00e2u \u0111\u1ea5t xi m\u0103ng t\u1ea1i ch\u1ed7.<\/p>\n<p>Tuy nhi\u00ean, ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a t\u01b0\u1eddng SMW kh\u00f4ng ch\u1ec9 ph\u1ee5 thu\u1ed9c v\u00e0o c\u1ea5p ph\u1ed1i v\u1eefa xi m\u0103ng, tay ngh\u1ec1 v\u1eadn h\u00e0nh hay m\u00e1y c\u01a1 s\u1edf, m\u00e0 c\u00f2n ph\u1ee5 thu\u1ed9c r\u1ea5t l\u1edbn v\u00e0o lo\u1ea1i \u0111\u1ea7u khoan \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. Hi\u1ec7n nay, tr\u00ean th\u1ecb tr\u01b0\u1eddng ph\u1ed5 bi\u1ebfn hai nh\u00f3m thi\u1ebft b\u1ecb l\u00e0 \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n c\u00f3 h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng \u0111\u1ed3ng b\u1ed9 v\u00e0 \u0111\u1ea7u khoan 3 tr\u1ee5c r\u1eddi, m\u1ed7i tr\u1ee5c ho\u1ea1t \u0111\u1ed9ng v\u1edbi h\u1ed9p s\u1ed1 ri\u00eang.<\/p>\n<p>V\u1edbi h\u01a1n 15 n\u0103m kinh nghi\u1ec7m cung c\u1ea5p v\u00e0 cho thu\u00ea thi\u1ebft b\u1ecb x\u00e2y d\u1ef1ng, thi\u1ebft b\u1ecb n\u1ec1n m\u00f3ng, C\u00f4ng ty TNHH Hanoi Vietnam hi\u1ec3u r\u1eb1ng \u0111\u1ea7u t\u01b0 \u0111\u00fang \u0111\u1ea7u khoan ngay t\u1eeb \u0111\u1ea7u s\u1ebd gi\u00fap nh\u00e0 th\u1ea7u gi\u1ea3m r\u1ee7i ro l\u1ec7ch l\u1ed7 khoan, thi\u1ebfu li\u00ean k\u1ebft gi\u1eefa c\u00e1c c\u1ecdc, ti\u00eau hao \u0111i\u1ec7n n\u0103ng v\u00e0 chi ph\u00ed s\u1eeda ch\u1eefa trong su\u1ed1t qu\u00e1 tr\u00ecnh thi c\u00f4ng.<\/p>\n<p>B\u00e0i vi\u1ebft n\u00e0y s\u1ebd ph\u00e2n t\u00edch chi ti\u1ebft s\u1ef1 kh\u00e1c nhau gi\u1eefa \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n v\u00e0 3 tr\u1ee5c r\u1eddi, t\u1eeb \u0111\u00f3 gi\u00fap nh\u00e0 th\u1ea7u l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb ph\u00f9 h\u1ee3p h\u01a1n cho c\u00f4ng ngh\u1ec7 c\u1ecdc SMW, ch\u1ed1ng th\u1ea5m v\u00e0 gia c\u1ed1 n\u1ec1n \u0111\u1ea5t.<\/p>\n<p><iframe loading=\"lazy\" title=\"So s\u00e1nh \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n v\u00e0 3 tr\u1ee5c r\u1eddi\" src=\"https:\/\/www.youtube.com\/embed\/dbm-iy2cDtI\" width=\"100%\" height=\"450\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><span data-mce-type=\"bookmark\" style=\"display: inline-block; width: 0px; overflow: hidden; line-height: 0;\" class=\"mce_SELRES_start\">\ufeff<\/span><\/iframe><\/p>\n<h3>C\u1ecdc SMW l\u00e0 g\u00ec v\u00e0 v\u00ec sao \u0111\u1ea7u khoan quy\u1ebft \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng t\u01b0\u1eddng v\u00e2y?<\/h3>\n<p>C\u1ecdc SMW l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a Soil Mixing Wall, hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 t\u01b0\u1eddng \u0111\u1ea5t xi m\u0103ng. \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd n\u1ec1n b\u1eb1ng c\u00e1ch khoan xu\u1ed1ng \u0111\u1ea5t, \u0111\u1ed3ng th\u1eddi b\u01a1m v\u1eefa xi m\u0103ng v\u00e0 tr\u1ed9n tr\u1ef1c ti\u1ebfp v\u1edbi \u0111\u1ea5t t\u1ef1 nhi\u00ean t\u1ea1i v\u1ecb tr\u00ed thi c\u00f4ng.<\/p>\n<p>Sau khi \u0111\u1ea5t v\u00e0 v\u1eefa xi m\u0103ng \u0111\u01b0\u1ee3c tr\u1ed9n \u0111\u1ec1u, h\u1ed7n h\u1ee3p s\u1ebd \u0111\u00f4ng k\u1ebft t\u1ea1o th\u00e0nh c\u00e1c c\u1ecdc \u0111\u1ea5t xi m\u0103ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c, ch\u1ed1ng th\u1ea5m v\u00e0 gi\u1eef \u1ed5n \u0111\u1ecbnh th\u00e0nh h\u1ed1 \u0111\u00e0o. C\u00e1c c\u1ecdc \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed ch\u1ed3ng l\u1ea5n li\u00ean t\u1ee5c \u0111\u1ec3 t\u1ea1o th\u00e0nh m\u1ed9t b\u1ee9c t\u01b0\u1eddng ng\u1ea7m li\u1ec1n m\u1ea1ch.<\/p>\n<h4>Quy tr\u00ecnh thi c\u00f4ng c\u1ecdc SMW c\u01a1 b\u1ea3n<\/h4>\n<p>Qu\u00e1 tr\u00ecnh thi c\u00f4ng th\u01b0\u1eddng g\u1ed3m ba b\u01b0\u1edbc ch\u00ednh:<\/p>\n<p><strong>Khoan v\u00e0 tr\u1ed9n \u0111\u1ea5t t\u1ea1i ch\u1ed7:<\/strong> \u0110\u1ea7u khoan nhi\u1ec1u tr\u1ee5c \u0111\u01b0a c\u00e1c m\u0169i khoan xu\u1ed1ng \u0111\u1ed9 s\u00e2u y\u00eau c\u1ea7u. Trong qu\u00e1 tr\u00ecnh n\u00e0y, v\u1eefa xi m\u0103ng \u0111\u01b0\u1ee3c b\u01a1m qua c\u1ea7n khoan xu\u1ed1ng \u0111\u1ea5t.<\/p>\n<p><strong>Tr\u1ed9n \u0111\u1ea5t v\u1edbi v\u1eefa xi m\u0103ng:<\/strong> C\u00e1c tr\u1ee5c quay theo thi\u1ebft k\u1ebf ri\u00eang \u0111\u1ec3 c\u1eaft \u0111\u1ea5t, khu\u1ea5y tr\u1ed9n v\u00e0 ph\u00e2n t\u00e1n v\u1eefa xi m\u0103ng \u0111\u1ec1u trong \u0111\u1ea5t n\u1ec1n.<\/p>\n<p><strong>T\u1ea1o t\u01b0\u1eddng li\u00ean t\u1ee5c:<\/strong> C\u00e1c c\u1ecdc \u0111\u1ea5t xi m\u0103ng \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed ch\u1ed3ng l\u1ea5n v\u1edbi nhau, t\u1ea1o th\u00e0nh t\u01b0\u1eddng ch\u1eafn ng\u1ea7m gi\u00fap h\u1ea1n ch\u1ebf n\u01b0\u1edbc ng\u1ea7m, ch\u1ed1ng s\u1ea1t l\u1edf v\u00e0 b\u1ea3o v\u1ec7 khu v\u1ef1c h\u1ed1 m\u00f3ng.<\/p>\n<h4>V\u00ec sao \u0111\u1ea7u khoan 3 tr\u1ee5c c\u1ea7n c\u00f3 \u0111\u1ed9 \u0111\u1ed3ng b\u1ed9 cao?<\/h4>\n<p>Trong c\u00f4ng ngh\u1ec7 SMW, ba tr\u1ee5c khoan kh\u00f4ng ch\u1ec9 c\u00f3 nhi\u1ec7m v\u1ee5 t\u1ea1o ba l\u1ed7 khoan ri\u00eang l\u1ebb. Ch\u00fang c\u1ea7n ph\u1ed1i h\u1ee3p v\u1edbi nhau \u0111\u1ec3 t\u1ea1o v\u00f9ng tr\u1ed9n li\u00ean t\u1ee5c, b\u1ea3o \u0111\u1ea3m c\u00e1c c\u1ecdc ch\u1ed3ng l\u1ea5n \u0111\u00fang v\u1ecb tr\u00ed v\u00e0 kh\u00f4ng xu\u1ea5t hi\u1ec7n khe h\u1edf.<\/p>\n<p>N\u1ebfu c\u00e1c tr\u1ee5c quay kh\u00f4ng \u0111\u1ed3ng b\u1ed9, kho\u1ea3ng c\u00e1ch tr\u1ee5c thay \u0111\u1ed5i ho\u1eb7c l\u1ef1c xo\u1eafn gi\u1eefa c\u00e1c tr\u1ee5c kh\u00f4ng h\u1ed7 tr\u1ee3 nhau, ch\u1ea5t l\u01b0\u1ee3ng t\u01b0\u1eddng SMW c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng. C\u00e1c r\u1ee7i ro th\u01b0\u1eddng g\u1eb7p g\u1ed3m:<\/p>\n<ul>\n<li>C\u1ecdc kh\u00f4ng ch\u1ed3ng l\u1ea5n \u0111\u1ee7 thi\u1ebft k\u1ebf.<\/li>\n<li>T\u01b0\u1eddng \u0111\u1ea5t xi m\u0103ng kh\u00f4ng li\u00ean t\u1ee5c.<\/li>\n<li>V\u1eefa xi m\u0103ng ph\u00e2n b\u1ed1 kh\u00f4ng \u0111\u1ec1u.<\/li>\n<li>L\u1ed7 khoan b\u1ecb l\u1ec7ch khi g\u1eb7p t\u1ea7ng \u0111\u1ea5t c\u1ee9ng.<\/li>\n<li>T\u0103ng nguy c\u01a1 th\u1ea5m n\u01b0\u1edbc qua c\u00e1c v\u1ecb tr\u00ed ti\u1ebfp gi\u00e1p.<\/li>\n<li>T\u0103ng th\u1eddi gian thi c\u00f4ng v\u00e0 chi ph\u00ed s\u1eeda ch\u1eefa.<\/li>\n<\/ul>\n<h3>B\u1ea3ng so s\u00e1nh \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n v\u00e0 \u0111\u1ea7u khoan 3 tr\u1ee5c r\u1eddi<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9562\" src=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/06\/so-sanh-dau-khoan-3-truc-lien-va-3-truc-roi.webp\" alt=\"Hanoi Vietnam thi c\u00f4ng h\u1ea1ng m\u1ee5c n\u1ec1n m\u00f3ng d\u1ef1 \u00e1n C\u1ea7u V\u00e0ng 1 qua s\u00f4ng \u0110a \u0110\u1ed9 \u2013 H\u1ea3i Ph\u00f2ng\" width=\"2008\" height=\"1442\" srcset=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/06\/so-sanh-dau-khoan-3-truc-lien-va-3-truc-roi.webp 2008w, https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/06\/so-sanh-dau-khoan-3-truc-lien-va-3-truc-roi-768x552.webp 768w, https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/06\/so-sanh-dau-khoan-3-truc-lien-va-3-truc-roi-1536x1103.webp 1536w, https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/06\/so-sanh-dau-khoan-3-truc-lien-va-3-truc-roi-510x366.webp 510w\" sizes=\"auto, (max-width: 2008px) 100vw, 2008px\" \/><\/p>\n<h3>Kh\u00e1c bi\u1ec7t v\u1ec1 c\u00f4ng su\u1ea5t v\u00e0 chi ph\u00ed \u0111i\u1ec7n khi v\u1eadn h\u00e0nh<\/h3>\n<p>M\u1ed9t trong nh\u1eefng \u0111i\u1ec3m d\u1ec5 nh\u00ecn th\u1ea5y nh\u1ea5t khi so s\u00e1nh \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n v\u00e0 3 tr\u1ee5c r\u1eddi l\u00e0 t\u1ed5ng c\u00f4ng su\u1ea5t \u0111i\u1ec7n y\u00eau c\u1ea7u.<\/p>\n<p>\u0110\u1ea7u khoan Zhenzhong ZLD180 s\u1eed d\u1ee5ng hai \u0111\u1ed9ng c\u01a1 c\u00f4ng su\u1ea5t 90 kW, t\u1ed5ng c\u00f4ng su\u1ea5t l\u00e0 180 kW. Trong khi \u0111\u00f3, \u0111\u1ea7u khoan 3 tr\u1ee5c r\u1eddi s\u1eed d\u1ee5ng ba \u0111\u1ed9ng c\u01a1 90 kW, t\u1ed5ng c\u00f4ng su\u1ea5t l\u00ean t\u1edbi 270 kW.<\/p>\n<h4>\u0110\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n gi\u00fap gi\u1ea3m y\u00eau c\u1ea7u v\u1ec1 m\u00e1y ph\u00e1t \u0111i\u1ec7n<\/h4>\n<p>V\u1edbi t\u1ed5ng c\u00f4ng su\u1ea5t 180 kW, \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u00e1y ph\u00e1t \u0111i\u1ec7n nh\u1ecf h\u01a1n so v\u1edbi \u0111\u1ea7u khoan 3 tr\u1ee5c r\u1eddi. \u0110i\u1ec1u n\u00e0y mang l\u1ea1i l\u1ee3i \u00edch r\u00f5 r\u1ec7t cho nh\u00e0 th\u1ea7u:<\/p>\n<ul>\n<li>Gi\u1ea3m chi ph\u00ed thu\u00ea ho\u1eb7c \u0111\u1ea7u t\u01b0 m\u00e1y ph\u00e1t \u0111i\u1ec7n.<\/li>\n<li>Gi\u1ea3m l\u01b0\u1ee3ng d\u1ea7u ti\u00eau hao cho m\u00e1y ph\u00e1t.<\/li>\n<li>Gi\u1ea3m chi ph\u00ed v\u1eadn chuy\u1ec3n thi\u1ebft b\u1ecb \u0111\u1ebfn c\u00f4ng tr\u01b0\u1eddng.<\/li>\n<li>Thu\u1eadn l\u1ee3i h\u01a1n t\u1ea1i c\u00e1c d\u1ef1 \u00e1n c\u00f3 m\u1eb7t b\u1eb1ng ch\u1eadt h\u1eb9p.<\/li>\n<li>Gi\u1ea3m \u00e1p l\u1ef1c v\u1ec1 ngu\u1ed3n \u0111i\u1ec7n khi thi c\u00f4ng nhi\u1ec1u h\u1ea1ng m\u1ee5c c\u00f9ng l\u00fac.<\/li>\n<\/ul>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c c\u00f4ng tr\u00ecnh thi c\u00f4ng k\u00e9o d\u00e0i, chi ph\u00ed \u0111i\u1ec7n v\u00e0 nhi\u00ean li\u1ec7u c\u00f3 th\u1ec3 chi\u1ebfm t\u1ef7 tr\u1ecdng l\u1edbn trong t\u1ed5ng chi ph\u00ed v\u1eadn h\u00e0nh. V\u00ec v\u1eady, thi\u1ebft b\u1ecb c\u00f3 c\u00f4ng su\u1ea5t h\u1ee3p l\u00fd nh\u01b0ng v\u1eabn \u0111\u1ea3m b\u1ea3o l\u1ef1c khoan lu\u00f4n l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u00e1ng c\u00e2n nh\u1eafc.<\/p>\n<h4>C\u00f4ng su\u1ea5t l\u1edbn ch\u01b0a ch\u1eafc mang l\u1ea1i hi\u1ec7u qu\u1ea3 t\u1ed1t h\u01a1n<\/h4>\n<p>\u0110\u1ea7u khoan 3 tr\u1ee5c r\u1eddi c\u00f3 t\u1ed5ng c\u00f4ng su\u1ea5t danh ngh\u0129a 270 kW, cao h\u01a1n \u0111\u1ea7u khoan ZLD180. Tuy nhi\u00ean, n\u1ebfu ba tr\u1ee5c l\u00e0m vi\u1ec7c \u0111\u1ed9c l\u1eadp m\u00e0 kh\u00f4ng c\u00f3 h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng \u0111\u1ed3ng b\u1ed9, c\u00f4ng su\u1ea5t l\u1edbn ch\u01b0a ch\u1eafc \u0111\u00e3 chuy\u1ec3n h\u00f3a th\u00e0nh hi\u1ec7u qu\u1ea3 khoan v\u00e0 tr\u1ed9n \u0111\u1ea5t t\u1ed1t h\u01a1n.<\/p>\n<p>Trong thi c\u00f4ng th\u1ef1c t\u1ebf, thi\u1ebft b\u1ecb quan tr\u1ecdng kh\u00f4ng ch\u1ec9 \u1edf s\u1ed1 kW, m\u00e0 c\u00f2n n\u1eb1m \u1edf kh\u1ea3 n\u0103ng truy\u1ec1n l\u1ef1c, s\u1ef1 \u0111\u1ed3ng b\u1ed9 khi v\u1eadn h\u00e0nh v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a c\u1ea3 c\u1ee5m \u0111\u1ea7u khoan.<\/p>\n<h3>K\u1ebft c\u1ea5u truy\u1ec1n \u0111\u1ed9ng \u0111\u1ed3ng b\u1ed9 t\u1ea1o l\u1ee3i th\u1ebf l\u1edbn cho \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n<\/h3>\n<p>\u0110\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n Zhenzhong ZLD180 g\u1ed3m hai \u0111\u1ed9ng c\u01a1 \u0111\u1ed9c l\u1eadp, hai h\u1ed9p gi\u1ea3m t\u1ed1c v\u00e0 m\u1ed9t h\u1ed9p \u0111\u1ed3ng b\u1ed9 truy\u1ec1n l\u1ef1c chung cho c\u1ea3 ba tr\u1ee5c. Nh\u1edd \u0111\u00f3, c\u00e1c tr\u1ee5c kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng ri\u00eang l\u1ebb m\u00e0 c\u00f3 s\u1ef1 li\u00ean k\u1ebft c\u01a1 kh\u00ed v\u1edbi nhau.<\/p>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, \u0111\u1ea7u khoan 3 tr\u1ee5c r\u1eddi th\u01b0\u1eddng s\u1eed d\u1ee5ng ba \u0111\u1ed9ng c\u01a1, ba h\u1ed9p gi\u1ea3m t\u1ed1c v\u00e0 ba h\u1ed9p s\u1ed1 ri\u00eang bi\u1ec7t. M\u1ed7i tr\u1ee5c c\u00f3 th\u1ec3 quay \u0111\u1ed9c l\u1eadp, nh\u01b0ng l\u1ea1i thi\u1ebfu c\u01a1 ch\u1ebf h\u1ed7 tr\u1ee3 l\u1ef1c xo\u1eafn tr\u1ef1c ti\u1ebfp gi\u1eefa c\u00e1c tr\u1ee5c.<\/p>\n<h4>Khi g\u1eb7p \u0111\u1ea5t c\u1ee9ng, \u0111\u1ea7u khoan \u0111\u1ed3ng b\u1ed9 c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 l\u1ef1c gi\u1eefa c\u00e1c tr\u1ee5c<\/h4>\n<p>\u0110\u00e2y l\u00e0 kh\u00e1c bi\u1ec7t r\u1ea5t quan tr\u1ecdng khi thi c\u00f4ng t\u1ea1i khu v\u1ef1c c\u00f3 \u0111\u1ea5t s\u00e9t c\u1ee9ng, c\u00e1t ch\u1eb7t, s\u1ecfi cu\u1ed9i ho\u1eb7c \u0111\u00e1 phong h\u00f3a.<\/p>\n<p>Khi m\u1ed9t tr\u1ee5c c\u1ee7a \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n g\u1eb7p l\u1edbp \u0111\u1ea5t c\u1ee9ng h\u01a1n, l\u1ef1c quay t\u1eeb c\u00e1c tr\u1ee5c c\u00f2n l\u1ea1i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c truy\u1ec1n qua h\u1ec7 th\u1ed1ng b\u00e1nh r\u0103ng \u0111\u1ed3ng b\u1ed9 \u0111\u1ec3 h\u1ed7 tr\u1ee3. \u0110i\u1ec1u n\u00e0y gi\u00fap \u0111\u1ea7u khoan ti\u1ebfp t\u1ee5c xuy\u00ean xu\u1ed1ng \u1ed5n \u0111\u1ecbnh h\u01a1n, h\u1ea1n ch\u1ebf hi\u1ec7n t\u01b0\u1ee3ng m\u1ed9t tr\u1ee5c b\u1ecb k\u1eb9t trong khi c\u00e1c tr\u1ee5c kh\u00e1c v\u1eabn quay.<\/p>\n<p>V\u1edbi \u0111\u1ea7u khoan 3 tr\u1ee5c r\u1eddi, m\u1eb7c d\u00f9 t\u1ed5ng m\u00f4-men xo\u1eafn danh ngh\u0129a c\u00f3 th\u1ec3 cao h\u01a1n, l\u1ef1c xo\u1eafn c\u1ee7a m\u1ed7i tr\u1ee5c ch\u1ee7 y\u1ebfu ch\u1ec9 t\u00e1c \u0111\u1ed9ng ri\u00eang l\u1ebb. Khi m\u1ed9t tr\u1ee5c g\u1eb7p \u0111\u00e1 ho\u1eb7c d\u1ecb v\u1eadt c\u1ee9ng, tr\u1ee5c \u0111\u00f3 c\u00f3 nguy c\u01a1 b\u1ecb ch\u1eadm, k\u1eb9t ho\u1eb7c l\u1ec7ch h\u01b0\u1edbng m\u00e0 kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c s\u1ef1 h\u1ed7 tr\u1ee3 c\u01a1 kh\u00ed tr\u1ef1c ti\u1ebfp t\u1eeb hai tr\u1ee5c c\u00f2n l\u1ea1i.<\/p>\n<h4>H\u1ea1n ch\u1ebf nguy c\u01a1 l\u1ec7ch l\u1ed7 khoan<\/h4>\n<p>Trong c\u1ecdc SMW, v\u1ecb tr\u00ed v\u00e0 \u0111\u1ed9 th\u1eb3ng \u0111\u1ee9ng c\u1ee7a t\u1eebng tr\u1ee5c r\u1ea5t quan tr\u1ecdng. Khi m\u1ed9t tr\u1ee5c khoan b\u1ecb k\u1eb9t ho\u1eb7c g\u1eb7p l\u1ef1c c\u1ea3n l\u1edbn h\u01a1n, c\u1ee5m \u0111\u1ea7u khoan c\u00f3 th\u1ec3 b\u1ecb nghi\u00eang, k\u00e9o theo nguy c\u01a1 l\u1ec7ch t\u00e2m l\u1ed7 khoan.<\/p>\n<p>\u0110\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n c\u00f3 k\u1ebft c\u1ea5u \u0111\u1ed3ng b\u1ed9 gi\u00fap to\u00e0n b\u1ed9 c\u1ee5m l\u00e0m vi\u1ec7c \u1ed5n \u0111\u1ecbnh h\u01a1n. \u0110\u00e2y l\u00e0 l\u1ee3i th\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u00e1ng ch\u00fa \u00fd v\u1edbi c\u00e1c t\u01b0\u1eddng v\u00e2y y\u00eau c\u1ea7u \u0111\u1ed9 s\u00e2u l\u1edbn, \u0111\u1ed9 th\u1eb3ng \u0111\u1ee9ng cao v\u00e0 t\u00ednh li\u00ean t\u1ee5c nghi\u00eam ng\u1eb7t.<\/p>\n<h3>M\u00f4-men xo\u1eafn: kh\u00f4ng ch\u1ec9 nh\u00ecn v\u00e0o t\u1ed5ng s\u1ed1 tr\u00ean th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/h3>\n<p>Nhi\u1ec1u nh\u00e0 th\u1ea7u th\u01b0\u1eddng so s\u00e1nh t\u1ed5ng m\u00f4-men xo\u1eafn danh ngh\u0129a gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb. V\u00ed d\u1ee5, \u0111\u1ea7u khoan 3 tr\u1ee5c r\u1eddi c\u00f3 th\u1ec3 \u0111\u1ea1t 43,5 kN\u00b7m x 3, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 130,5 kN\u00b7m. Con s\u1ed1 n\u00e0y l\u1edbn h\u01a1n t\u1ed5ng m\u00f4-men kho\u1ea3ng 107,7 kN\u00b7m c\u1ee7a \u0111\u1ea7u khoan Zhenzhong ZLD180.<\/p>\n<p>Tuy nhi\u00ean, trong th\u1ef1c t\u1ebf, hi\u1ec7u qu\u1ea3 kh\u00f4ng ch\u1ec9 ph\u1ee5 thu\u1ed9c v\u00e0o t\u1ed5ng m\u00f4-men, m\u00e0 ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1ch m\u00f4-men \u0111\u01b0\u1ee3c truy\u1ec1n v\u00e0 ph\u00e2n ph\u1ed1i trong qu\u00e1 tr\u00ecnh khoan.<\/p>\n<h4>\u0110\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n t\u1ed1i \u01b0u kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng m\u00f4-men<\/h4>\n<p>Nh\u1edd h\u1ed9p \u0111\u1ed3ng b\u1ed9 truy\u1ec1n \u0111\u1ed9ng chung, m\u00f4-men xo\u1eafn gi\u1eefa c\u00e1c tr\u1ee5c c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 l\u1eabn nhau. Khi m\u1ed9t tr\u1ee5c c\u1ea7n l\u1ef1c l\u1edbn h\u01a1n \u0111\u1ec3 xuy\u00ean qua t\u1ea7ng \u0111\u1ea5t c\u1ee9ng, h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 ph\u00e2n b\u1ed5 l\u1ef1c h\u1ee3p l\u00fd h\u01a1n.<\/p>\n<p>\u0110i\u1ec1u n\u00e0y gi\u00fap thi\u1ebft b\u1ecb duy tr\u00ec t\u1ed1c \u0111\u1ed9 khoan \u1ed5n \u0111\u1ecbnh, gi\u1ea3m t\u00ecnh tr\u1ea1ng d\u1eebng m\u00e1y \u0111\u1ec3 x\u1eed l\u00fd s\u1ef1 c\u1ed1 v\u00e0 h\u1ea1n ch\u1ebf \u00e1p l\u1ef1c \u0111\u1ed9t ng\u1ed9t l\u00ean t\u1eebng tr\u1ee5c khoan.<\/p>\n<h4>\u0110\u1ea7u khoan 3 tr\u1ee5c r\u1eddi c\u00f3 r\u1ee7i ro m\u1ea5t c\u00e2n b\u1eb1ng l\u1ef1c<\/h4>\n<p>V\u1edbi ba tr\u1ee5c r\u1eddi, m\u1ed7i tr\u1ee5c c\u00f3 h\u1ed9p s\u1ed1 v\u00e0 m\u00f4-t\u01a1 ri\u00eang. Khi \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecba ch\u1ea5t thay \u0111\u1ed5i, l\u1ef1c c\u1ea3n tr\u00ean t\u1eebng tr\u1ee5c c\u00f3 th\u1ec3 kh\u00e1c nhau. N\u1ebfu m\u1ed9t tr\u1ee5c g\u1eb7p \u0111\u00e1 ho\u1eb7c l\u1edbp \u0111\u1ea5t c\u1ee9ng trong khi hai tr\u1ee5c c\u00f2n l\u1ea1i g\u1eb7p \u0111\u1ea5t m\u1ec1m h\u01a1n, s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng l\u1ef1c c\u00f3 th\u1ec3 x\u1ea3y ra.<\/p>\n<p>H\u1eadu qu\u1ea3 c\u00f3 th\u1ec3 l\u00e0:<\/p>\n<ul>\n<li>T\u1ed1c \u0111\u1ed9 quay gi\u1eefa c\u00e1c tr\u1ee5c kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u.<\/li>\n<li>M\u1ed9t tr\u1ee5c b\u1ecb k\u1eb9t ho\u1eb7c gi\u1ea3m t\u1ed1c.<\/li>\n<li>\u0110\u1ea7u khoan rung l\u1eafc m\u1ea1nh.<\/li>\n<li>\u0110\u01b0\u1eddng khoan c\u00f3 nguy c\u01a1 l\u1ec7ch.<\/li>\n<li>Ch\u1ea5t l\u01b0\u1ee3ng tr\u1ed9n \u0111\u1ea5t xi m\u0103ng kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t.<\/li>\n<\/ul>\n<h3>Kho\u1ea3ng c\u00e1ch tr\u1ee5c quy\u1ebft \u0111\u1ecbnh kh\u1ea3 n\u0103ng t\u1ea1o t\u01b0\u1eddng SMW li\u00ean t\u1ee5c<\/h3>\n<p>\u0110\u1ed1i v\u1edbi \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n, kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c tr\u1ee5c th\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf c\u1ed1 \u0111\u1ecbnh, v\u00ed d\u1ee5 kho\u1ea3ng 600 mm. Kho\u1ea3ng c\u00e1ch n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n \u0111\u1ec3 c\u00e1c c\u1ecdc \u0111\u1ea5t xi m\u0103ng ch\u1ed3ng l\u1ea5n \u0111\u1ec1u, t\u1ea1o th\u00e0nh t\u01b0\u1eddng SMW li\u00ean t\u1ee5c.<\/p>\n<h4>Kho\u1ea3ng c\u00e1ch c\u1ed1 \u0111\u1ecbnh gi\u00fap ki\u1ec3m so\u00e1t v\u00f9ng ch\u1ed3ng l\u1ea5n<\/h4>\n<p>Trong thi c\u00f4ng t\u01b0\u1eddng ch\u1ed1ng th\u1ea5m, v\u00f9ng giao nhau gi\u1eefa c\u00e1c c\u1ecdc l\u00e0 v\u1ecb tr\u00ed r\u1ea5t quan tr\u1ecdng. N\u1ebfu c\u1ecdc ch\u1ed3ng l\u1ea5n kh\u00f4ng \u0111\u1ee7, n\u01b0\u1edbc ng\u1ea7m c\u00f3 th\u1ec3 th\u1ea5m qua khe h\u1edf. N\u1ebfu ch\u1ed3ng l\u1ea5n qu\u00e1 nhi\u1ec1u, nh\u00e0 th\u1ea7u c\u00f3 th\u1ec3 l\u00e3ng ph\u00ed v\u1eadt li\u1ec7u v\u00e0 gi\u1ea3m n\u0103ng su\u1ea5t.<\/p>\n<p>\u0110\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n gi\u00fap duy tr\u00ec kho\u1ea3ng c\u00e1ch tr\u1ee5c \u1ed5n \u0111\u1ecbnh gi\u1eefa c\u00e1c l\u1ea7n khoan. \u0110i\u1ec1u n\u00e0y h\u1ed7 tr\u1ee3 k\u1ef9 s\u01b0 d\u1ec5 ki\u1ec3m so\u00e1t tim c\u1ecdc, bi\u00ean \u0111\u1ed9 ch\u1ed3ng l\u1ea5n v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng t\u01b0\u1eddng v\u00e2y.<\/p>\n<h4>\u0110\u1ea7u khoan 3 tr\u1ee5c r\u1eddi c\u1ea7n ki\u1ec3m so\u00e1t thi\u1ebft k\u1ebf k\u1ef9 h\u01a1n<\/h4>\n<p>V\u1edbi \u0111\u1ea7u khoan 3 tr\u1ee5c r\u1eddi, kho\u1ea3ng c\u00e1ch tr\u1ee5c c\u00f3 th\u1ec3 thay \u0111\u1ed5i trong ph\u1ea1m vi l\u1edbn, ch\u1eb3ng h\u1ea1n t\u1eeb 1.300 mm \u0111\u1ebfn 2.000 mm t\u00f9y c\u1ea5u h\u00ecnh. S\u1ef1 linh ho\u1ea1t n\u00e0y c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi m\u1ed9t s\u1ed1 h\u1ea1ng m\u1ee5c ri\u00eang bi\u1ec7t, nh\u01b0ng khi thi c\u00f4ng SMW li\u00ean t\u1ee5c, nh\u00e0 th\u1ea7u ph\u1ea3i t\u00ednh to\u00e1n k\u1ef9 h\u01a1n.<\/p>\n<p>N\u1ebfu kho\u1ea3ng c\u00e1ch tr\u1ee5c, v\u1ecb tr\u00ed tim c\u1ecdc ho\u1eb7c tr\u00ecnh t\u1ef1 khoan kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c, v\u00f9ng ch\u1ed3ng l\u1ea5n gi\u1eefa c\u00e1c c\u1ecdc c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ea1t y\u00eau c\u1ea7u thi\u1ebft k\u1ebf.<\/p>\n<h3>Chi\u1ec1u quay c\u1ee7a c\u1ea7n khoan \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng tr\u1ed9n<\/h3>\n<p>M\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n l\u00e0 ph\u01b0\u01a1ng \u00e1n b\u1ed1 tr\u00ed chi\u1ec1u quay c\u00e1c tr\u1ee5c h\u1ee3p l\u00fd. Hai tr\u1ee5c ngo\u00e0i quay thu\u1eadn, trong khi tr\u1ee5c gi\u1eefa quay ng\u01b0\u1ee3c.<\/p>\n<p>Thi\u1ebft k\u1ebf n\u00e0y gi\u00fap tr\u1ee5c gi\u1eefa th\u1ef1c hi\u1ec7n t\u1ed1t vai tr\u00f2 khu\u1ea5y tr\u1ed9n, c\u00f2n hai tr\u1ee5c ngo\u00e0i v\u1eeba c\u1eaft \u0111\u1ea5t v\u1eeba h\u1ed7 tr\u1ee3 \u0111\u1ea3o tr\u1ed9n h\u1ed7n h\u1ee3p \u0111\u1ea5t xi m\u0103ng.<\/p>\n<h4>Tr\u1ed9n \u0111\u1ec1u h\u01a1n, h\u1ea1n ch\u1ebf v\u00f9ng \u0111\u1ea5t ch\u01b0a \u0111\u01b0\u1ee3c x\u1eed l\u00fd<\/h4>\n<p>Khi c\u00e1c tr\u1ee5c quay ng\u01b0\u1ee3c chi\u1ec1u ph\u1ed1i h\u1ee3p v\u1edbi nhau, \u0111\u1ea5t \u0111\u01b0\u1ee3c \u0111\u01b0a qua l\u1ea1i gi\u1eefa c\u00e1c v\u00f9ng c\u1eaft v\u00e0 tr\u1ed9n. V\u1eefa xi m\u0103ng c\u00f3 \u0111i\u1ec1u ki\u1ec7n ph\u00e2n b\u1ed1 \u0111\u1ec1u h\u01a1n trong to\u00e0n b\u1ed9 ti\u1ebft di\u1ec7n c\u1ecdc.<\/p>\n<p>\u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng v\u1edbi t\u01b0\u1eddng ch\u1ed1ng th\u1ea5m. N\u1ebfu \u0111\u1ea5t v\u00e0 v\u1eefa kh\u00f4ng \u0111\u01b0\u1ee3c tr\u1ed9n \u0111\u1ec1u, m\u1ed9t s\u1ed1 v\u00f9ng c\u00f3 th\u1ec3 c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 th\u1ea5p, \u0111\u1ed9 th\u1ea5m cao ho\u1eb7c kh\u00f4ng \u0111\u1ea1t y\u00eau c\u1ea7u v\u1ec1 kh\u1ea3 n\u0103ng gia c\u1ed1.<\/p>\n<h4>Ba tr\u1ee5c quay c\u00f9ng chi\u1ec1u c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m hi\u1ec7u qu\u1ea3 tr\u1ed9n<\/h4>\n<p>\u0110\u1ea7u khoan 3 tr\u1ee5c r\u1eddi v\u1eabn c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed chi\u1ec1u quay kh\u00e1c nhau. Tuy nhi\u00ean, n\u1ebfu v\u1eadn h\u00e0nh kh\u00f4ng \u0111\u00fang ho\u1eb7c c\u1ea3 ba tr\u1ee5c quay c\u00f9ng chi\u1ec1u, h\u1ed7n h\u1ee3p \u0111\u1ea5t xi m\u0103ng c\u00f3 th\u1ec3 b\u1ecb cu\u1ed1n theo m\u1ed9t h\u01b0\u1edbng, l\u00e0m gi\u1ea3m hi\u1ec7u qu\u1ea3 \u0111\u1ea3o tr\u1ed9n.<\/p>\n<p>Khi \u0111\u00f3, ch\u1ea5t l\u01b0\u1ee3ng c\u1ecdc \u0111\u1ea5t xi m\u0103ng c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u, d\u1ec5 xu\u1ea5t hi\u1ec7n v\u00f9ng tr\u1ed9n k\u00e9m ho\u1eb7c sai l\u1ec7ch l\u1ed7 khoan trong qu\u00e1 tr\u00ecnh thi c\u00f4ng.<\/p>\n<h3>H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n v\u00e0 v\u1eadn h\u00e0nh th\u1ef1c t\u1ebf t\u1ea1i c\u00f4ng tr\u01b0\u1eddng<\/h3>\n<p>\u0110\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n ch\u1ec9 c\u1ea7n m\u1ed9t t\u1ee7 \u0111i\u1ec1u khi\u1ec3n ch\u00ednh. \u0110i\u1ec1u n\u00e0y gi\u00fap qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh \u0111\u01a1n gi\u1ea3n h\u01a1n, \u0111\u1ed3ng th\u1eddi gi\u00fap k\u1ef9 thu\u1eadt vi\u00ean d\u1ec5 ki\u1ec3m so\u00e1t \u0111\u1ed3ng b\u1ed9 t\u1ed1c \u0111\u1ed9 quay, chi\u1ec1u quay v\u00e0 t\u1ea3i tr\u1ecdng c\u1ee7a to\u00e0n b\u1ed9 c\u1ee5m \u0111\u1ea7u khoan.<\/p>\n<p>Trong khi \u0111\u00f3, \u0111\u1ea7u khoan 3 tr\u1ee5c r\u1eddi c\u00f3 th\u1ec3 c\u1ea7n t\u1edbi ba t\u1ee7 \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c ba h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n ri\u00eang. \u0110i\u1ec1u n\u00e0y l\u00e0m t\u0103ng s\u1ed1 l\u01b0\u1ee3ng d\u00e2y d\u1eabn, thi\u1ebft b\u1ecb \u0111i\u1ec7n, \u0111i\u1ec3m k\u1ebft n\u1ed1i v\u00e0 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t.<\/p>\n<h4>\u00cdt thi\u1ebft b\u1ecb \u0111i\u1ec1u khi\u1ec3n h\u01a1n, gi\u1ea3m r\u1ee7i ro v\u1eadn h\u00e0nh<\/h4>\n<p>Khi s\u1ed1 l\u01b0\u1ee3ng t\u1ee7 \u0111i\u1ec7n, d\u00e2y ngu\u1ed3n v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n gi\u1ea3m, nh\u00e0 th\u1ea7u c\u00f3 th\u1ec3 h\u1ea1n ch\u1ebf c\u00e1c r\u1ee7i ro nh\u01b0:<\/p>\n<ul>\n<li>\u0110\u1ea5u n\u1ed1i \u0111i\u1ec7n ph\u1ee9c t\u1ea1p.<\/li>\n<li>L\u1ed7i \u0111\u1ed3ng b\u1ed9 gi\u1eefa c\u00e1c \u0111\u1ed9ng c\u01a1.<\/li>\n<li>T\u1ee7 \u0111i\u1ec1u khi\u1ec3n ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t.<\/li>\n<li>Kh\u00f3 ki\u1ec3m so\u00e1t t\u1ed1c \u0111\u1ed9 t\u1eebng tr\u1ee5c.<\/li>\n<li>T\u0103ng th\u1eddi gian b\u1ea3o d\u01b0\u1ee1ng v\u00e0 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1.<\/li>\n<\/ul>\n<p>\u0110\u1ed1i v\u1edbi d\u1ef1 \u00e1n thi c\u00f4ng g\u1ea5p, khu v\u1ef1c ch\u1eadt h\u1eb9p ho\u1eb7c c\u00f4ng tr\u01b0\u1eddng c\u00f3 ngu\u1ed3n \u0111i\u1ec7n h\u1ea1n ch\u1ebf, \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n th\u01b0\u1eddng t\u1ea1o ra l\u1ee3i th\u1ebf l\u1edbn v\u1ec1 t\u1ed5 ch\u1ee9c thi c\u00f4ng.<\/p>\n<h3>N\u00ean ch\u1ecdn \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n hay \u0111\u1ea7u khoan 3 tr\u1ee5c r\u1eddi?<\/h3>\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb c\u1ea7n c\u0103n c\u1ee9 v\u00e0o m\u1ee5c ti\u00eau thi c\u00f4ng, \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecba ch\u1ea5t, y\u00eau c\u1ea7u ch\u1ed1ng th\u1ea5m v\u00e0 ng\u00e2n s\u00e1ch \u0111\u1ea7u t\u01b0.<\/p>\n<p>\u0110\u1ea7u khoan 3 tr\u1ee5c r\u1eddi c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi m\u1ed9t s\u1ed1 c\u00f4ng vi\u1ec7c c\u1ea7n linh ho\u1ea1t kho\u1ea3ng c\u00e1ch tr\u1ee5c ho\u1eb7c thi c\u00f4ng h\u1ea1ng m\u1ee5c kh\u00f4ng y\u00eau c\u1ea7u li\u00ean k\u1ebft c\u1ecdc qu\u00e1 ch\u1eb7t ch\u1ebd. Tuy nhi\u00ean, nh\u00e0 th\u1ea7u c\u1ea7n c\u00f3 ph\u01b0\u01a1ng \u00e1n ki\u1ec3m so\u00e1t k\u1ef9 v\u1ec1 v\u1eadn h\u00e0nh, \u0111\u1ed9 \u0111\u1ed3ng b\u1ed9 v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng tr\u1ed9n.<\/p>\n<p>\u0110\u1ed1i v\u1edbi thi c\u00f4ng t\u01b0\u1eddng SMW, t\u01b0\u1eddng ch\u1ed1ng th\u1ea5m t\u1ea7ng h\u1ea7m, h\u1ed1 \u0111\u00e0o s\u00e2u, c\u00f4ng tr\u00ecnh ven s\u00f4ng, n\u1ec1n \u0111\u1ea5t y\u1ebfu ho\u1eb7c d\u1ef1 \u00e1n y\u00eau c\u1ea7u \u0111\u1ed9 ch\u00ednh x\u00e1c cao, \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n<h4>\u0110\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n ph\u00f9 h\u1ee3p khi c\u1ea7n<\/h4>\n<ul>\n<li>Thi c\u00f4ng t\u01b0\u1eddng SMW li\u00ean t\u1ee5c.<\/li>\n<li>C\u1ecdc \u0111\u1ea5t xi m\u0103ng ch\u1ed1ng th\u1ea5m.<\/li>\n<li>Gia c\u1ed1 n\u1ec1n \u0111\u1ea5t y\u1ebfu.<\/li>\n<li>Thi c\u00f4ng t\u1ea7ng h\u1ea7m s\u00e2u.<\/li>\n<li>X\u1eed l\u00fd n\u1ec1n khu v\u1ef1c ven s\u00f4ng, ven bi\u1ec3n.<\/li>\n<li>Khoan qua t\u1ea7ng \u0111\u1ea5t c\u1ee9ng ho\u1eb7c \u0111\u00e1 phong h\u00f3a.<\/li>\n<li>Ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd \u0111\u1ed9 ch\u1ed3ng l\u1ea5n gi\u1eefa c\u00e1c c\u1ecdc.<\/li>\n<li>Gi\u1ea3m chi ph\u00ed \u0111i\u1ec7n v\u00e0 m\u00e1y ph\u00e1t \u0111i\u1ec7n.<\/li>\n<\/ul>\n<h3>L\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u cho nh\u00e0 th\u1ea7u thi c\u00f4ng t\u01b0\u1eddng SMW<\/h3>\n<p>So s\u00e1nh \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n v\u00e0 3 tr\u1ee5c r\u1eddi cho th\u1ea5y s\u1ef1 kh\u00e1c bi\u1ec7t kh\u00f4ng ch\u1ec9 n\u1eb1m \u1edf c\u00f4ng su\u1ea5t \u0111\u1ed9ng c\u01a1 hay t\u1ed5ng m\u00f4-men xo\u1eafn. \u0110i\u1ec3m quan tr\u1ecdng h\u01a1n l\u00e0 kh\u1ea3 n\u0103ng truy\u1ec1n l\u1ef1c \u0111\u1ed3ng b\u1ed9, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a c\u1ee5m \u0111\u1ea7u khoan, kho\u1ea3ng c\u00e1ch tr\u1ee5c c\u1ed1 \u0111\u1ecbnh v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng tr\u1ed9n \u0111\u1ea5t xi m\u0103ng trong th\u1ef1c t\u1ebf.<\/p>\n<p>\u0110\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n Zhenzhong ZLD180 v\u1edbi c\u00f4ng su\u1ea5t 180 kW, h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng \u0111\u1ed3ng b\u1ed9 v\u00e0 thi\u1ebft k\u1ebf t\u1ed1i \u01b0u cho c\u1ecdc ch\u1ed3ng l\u1ea5n li\u00ean t\u1ee5c l\u00e0 gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p cho c\u00e1c c\u00f4ng tr\u00ecnh SMW y\u00eau c\u1ea7u \u0111\u1ed9 ch\u00ednh x\u00e1c, kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m v\u00e0 ti\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh.<\/p>\n<p>C\u00f4ng ty TNHH Hanoi Vietnam t\u1ef1 h\u00e0o c\u00f3 tr\u00ean 15 n\u0103m kinh nghi\u1ec7m cung c\u1ea5p, cho thu\u00ea v\u00e0 t\u01b0 v\u1ea5n thi\u1ebft b\u1ecb x\u00e2y d\u1ef1ng, thi\u1ebft b\u1ecb n\u1ec1n m\u00f3ng cho c\u00e1c nh\u00e0 th\u1ea7u l\u1edbn nh\u01b0 Cotecon, Vinaconex, Duafat, Excado, Lilama c\u00f9ng nhi\u1ec1u \u0111\u01a1n v\u1ecb thi c\u00f4ng h\u1ea1 t\u1ea7ng tr\u00ean to\u00e0n qu\u1ed1c.<\/p>\n<p>Li\u00ean h\u1ec7 hotline <strong>0988601755<\/strong> \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n c\u1ea5u h\u00ecnh \u0111\u1ea7u khoan 3 tr\u1ee5c ph\u00f9 h\u1ee3p, kh\u1ea3o s\u00e1t nhu c\u1ea7u thi c\u00f4ng v\u00e0 nh\u1eadn b\u00e1o gi\u00e1 \u01b0u \u0111\u00e3i nh\u1ea5t.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>So s\u00e1nh \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n v\u00e0 3 tr\u1ee5c r\u1eddi gi\u00fap nh\u00e0 th\u1ea7u ch\u1ecdn gi\u1ea3i ph\u00e1p SMW \u1ed5n \u0111\u1ecbnh, t\u1ea1o t\u01b0\u1eddng \u0111\u1ea5t xi m\u0103ng li\u00ean t\u1ee5c v\u00e0 ch\u1ed1ng th\u1ea5m hi\u1ec7u qu\u1ea3. Trong thi c\u00f4ng t\u1ea7ng h\u1ea7m, h\u1ed1 m\u00f3ng s\u00e2u, c\u00f4ng tr\u00ecnh ven s\u00f4ng ho\u1eb7c khu v\u1ef1c c\u00f3 n\u1ec1n \u0111\u1ea5t y\u1ebfu, y\u00eau c\u1ea7u ch\u1ed1ng s\u1ea1t l\u1edf v\u00e0 ki\u1ec3m so\u00e1t n\u01b0\u1edbc ng\u1ea7m lu\u00f4n l\u00e0 v\u1ea5n \u0111\u1ec1 r\u1ea5t quan tr\u1ecdng. M\u1ed9t trong&#8230;<\/p>\n","protected":false},"author":1,"featured_media":9562,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[515],"tags":[],"class_list":["post-9560","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ban-tin"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>So s\u00e1nh \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n v\u00e0 3 tr\u1ee5c r\u1eddi - Hanoi Vietnam Co., Ltd<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mayxaydunghanoi.com\/vi\/so-sanh-dau-khoan-3-truc-lien-va-3-truc-roi\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"So s\u00e1nh \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n v\u00e0 3 tr\u1ee5c r\u1eddi\" \/>\n<meta property=\"og:description\" content=\"So s\u00e1nh \u0111\u1ea7u khoan 3 tr\u1ee5c li\u1ec1n v\u00e0 3 tr\u1ee5c r\u1eddi gi\u00fap nh\u00e0 th\u1ea7u ch\u1ecdn gi\u1ea3i ph\u00e1p SMW \u1ed5n \u0111\u1ecbnh, t\u1ea1o t\u01b0\u1eddng \u0111\u1ea5t xi m\u0103ng li\u00ean t\u1ee5c v\u00e0 ch\u1ed1ng th\u1ea5m hi\u1ec7u qu\u1ea3. Trong thi c\u00f4ng t\u1ea7ng h\u1ea7m, h\u1ed1 m\u00f3ng s\u00e2u, c\u00f4ng tr\u00ecnh ven s\u00f4ng ho\u1eb7c khu v\u1ef1c c\u00f3 n\u1ec1n \u0111\u1ea5t y\u1ebfu, y\u00eau c\u1ea7u ch\u1ed1ng s\u1ea1t l\u1edf v\u00e0 ki\u1ec3m so\u00e1t n\u01b0\u1edbc ng\u1ea7m lu\u00f4n l\u00e0 v\u1ea5n \u0111\u1ec1 r\u1ea5t quan tr\u1ecdng. 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