{"id":46216,"date":"2022-01-17T08:00:50","date_gmt":"2022-01-16T23:00:50","guid":{"rendered":"https:\/\/norimen.net\/wordpress\/?p=46216"},"modified":"2026-05-17T11:14:59","modified_gmt":"2026-05-17T02:14:59","slug":"tinh-toan-do-doc-do-nghieng-va-goc-khoan","status":"publish","type":"post","link":"https:\/\/norimen.net\/vi\/slope-gradient-drilling-angle-calc\/","title":{"rendered":"[H\u00ecnh minh h\u1ecda] C\u00e1ch t\u00ednh g\u00f3c khoan d\u1ef1a tr\u00ean \u0111\u1ed9 d\u1ed1c ph\u00e1p tuy\u1ebfn"},"content":{"rendered":"<p>Xin ch\u00e0o m\u1ecdi ng\u01b0\u1eddi.<\/p>\n<p>\u0110\u00e2y l\u00e0 Enta.<\/p>\n<p>H\u1ed3i m\u1edbi b\u1eaft \u0111\u1ea7u, t\u00f4i ch\u01b0a th\u1ef1c s\u1ef1 hi\u1ec3u r\u00f5 v\u1ec1 \u0111\u1ed9 d\u1ed1c.<\/p>\n<p>Khi \u0111\u00e3 ti\u1ebfp x\u00fac v\u1edbi c\u00e1c con s\u1ed1 \u1edf m\u1ed9t m\u1ee9c \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh, ta s\u1ebd d\u1ea7n nh\u1eadn ra r\u1eb1ng \u0111\u00f3 l\u00e0 nh\u1eefng \u0111i\u1ec1u m\u00ecnh th\u01b0\u1eddng nghe th\u1ea5y.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46217\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/b974301a0875a8c42ebe064c36c9b15e.jpg\" alt=\"\u0110\u1ed9 d\u1ed1c ph\u00e1p v\u00e0 g\u00f3c\" width=\"600\" height=\"400\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/b974301a0875a8c42ebe064c36c9b15e.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/b974301a0875a8c42ebe064c36c9b15e-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Th\u00f4ng th\u01b0\u1eddng, vi\u1ec7c v\u1ebd m\u1ed9t b\u1ee9c tranh nh\u01b0 th\u1ebf n\u00e0y \u0111\u1ec3 gi\u1ea3i th\u00edch s\u1ebd gi\u00fap m\u1ecdi ng\u01b0\u1eddi d\u1ec5 hi\u1ec3u h\u01a1n, ph\u1ea3i kh\u00f4ng?<\/p>\n<p>&nbsp;<\/p>\n<p>Ng\u01b0\u1eddi l\u00e0m c\u00f4ng tr\u00ecnh \u0111\u1ea5t (hay c\u00f2n g\u1ecdi l\u00e0 th\u1ee3 c\u00f4ng tr\u00ecnh d\u00e2n d\u1ee5ng) th\u01b0\u1eddng n\u00f3i v\u1ec1 \u0111\u1ed9 d\u1ed1c, ph\u1ea3i kh\u00f4ng?<\/p>\n<p>V\u00ed d\u1ee5 nh\u01b0 10% hay \u0111\u1ed9 d\u1ed1c 5 ph\u00fat ch\u1eb3ng h\u1ea1n.<\/p>\n<p>T\u1ef7 l\u1ec7 10% c\u00f3 ngh\u0129a l\u00e0, nh\u01b0 trong h\u00ecnh tr\u00ean, \u0111\u1ed9 d\u1ed1c l\u00e0 1:1 so v\u1edbi tr\u1ee5c d\u1ecdc (th\u1eb3ng \u0111\u1ee9ng) 1.<\/p>\n<p>\u0110\u00e2y l\u00e0 \u0111\u1ed9 d\u1ed1c khi di chuy\u1ec3n 1 m theo ph\u01b0\u01a1ng ngang v\u00e0 \u0111i l\u00ean 1 m theo ph\u01b0\u01a1ng th\u1eb3ng \u0111\u1ee9ng.<\/p>\n<p>&nbsp;<\/p>\n<p>Khi n\u00f3i \u201c\u0111\u1ed9 d\u1ed1c 5 ph\u00fat\u201d, c\u00f3 ngh\u0129a l\u00e0 khi l\u1ea5y chi\u1ec1u d\u1ecdc l\u00e0m 1 th\u00ec gi\u00e1 tr\u1ecb \u0111\u00f3 l\u00e0 0,5.<\/p>\n<p>Tr\u00ean b\u1ea3n v\u1ebd, t\u1ef7 l\u1ec7 \u0111\u01b0\u1ee3c ghi l\u00e0 1:0,5.<\/p>\n<p>N\u1ebfu gi\u00e1 tr\u1ecb n\u00e0y l\u00e0 0,3 th\u00ec t\u1ef7 l\u1ec7 s\u1ebd l\u00e0 1:0,3.<\/p>\n<p>N\u00f3i m\u1ed9t c\u00e1ch kh\u00e1c, \u0111\u00f3 l\u00e0 \u0111\u1ed9 d\u1ed1c 10% v\u00e0 3 ph\u1ea7n (ichi-wari, san-bu, k\u014dbai)<\/p>\n<p>Nh\u1eefng ng\u01b0\u1eddi l\u00e0m ngh\u1ec1 \u0111o \u0111\u1ea1c (th\u1ee3 x\u00e2y d\u1ef1ng) th\u01b0\u1eddng n\u00f3i l\u00e0 \u201c13,5%\u201d (m\u1ed9t ph\u1ea7n, ba ph\u1ea7n, n\u0103m ph\u1ea7n).<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46218\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/b974301a0875a8c42ebe064c36c9b15e-1.jpg\" alt=\"\u0110\u1ed9 d\u1ed1c ph\u00e1p v\u00e0 g\u00f3c\" width=\"600\" height=\"400\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/b974301a0875a8c42ebe064c36c9b15e-1.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/b974301a0875a8c42ebe064c36c9b15e-1-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>V\u00e0 \u0111\u1ed1i v\u1edbi ch\u00fang t\u00f4i, nh\u1eefng ng\u01b0\u1eddi l\u00e0m c\u00f4ng vi\u1ec7c gia c\u1ed1 taluy, vi\u1ec7c x\u00e1c \u0111\u1ecbnh g\u00f3c nghi\u00eang l\u00e0 r\u1ea5t quan tr\u1ecdng.<\/p>\n<p>C\u00f3 m\u1ed9t s\u1ed1 ng\u01b0\u1eddi th\u00ec \u0111\u00e3 nh\u1edb r\u1ed3i.<\/p>\n<p>Khi bi\u1ec3u di\u1ec5n c\u00e1c t\u1ef7 l\u1ec7 n\u00e0y d\u01b0\u1edbi d\u1ea1ng g\u00f3c, h\u00e3y s\u1eed d\u1ee5ng m\u00e1y t\u00ednh \u0111\u1ec3 t\u00ednh to\u00e1n nh\u01b0 sau.<\/p>\n<p><strong><span style=\"font-size: 150%; color: #ff0000;\">=Atan(1\u00f71)<\/span><\/strong><\/p>\n<p><strong><span style=\"font-size: 150%; color: #ff0000;\">= 45 \u0111\u1ed9<\/span><\/strong><\/p>\n<p>Atan l\u00e0 h\u00e0m arc tangent.<\/p>\n<p>\u0110\u00f4i khi ng\u01b0\u1eddi ta c\u0169ng g\u1ecdi l\u00e0 tan-1.<\/p>\n<p>&nbsp;<\/p>\n<p>Ch\u00fang ta h\u00e3y th\u1eed t\u00ednh \u0111\u1ed9 d\u1ed1c trong 5 ph\u00fat.<\/p>\n<p><span style=\"font-size: 150%;\"><strong><span style=\"color: #ff0000;\">= Atan(1\u00f70,5)<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-size: 150%;\"><strong><span style=\"color: #ff0000;\">= 63,4 \u0111\u1ed9<\/span><\/strong><\/span><\/p>\n<p>&nbsp;<\/p>\n<p>G\u00f3c d\u1ed1c c\u1ee7a m\u1eb7t d\u1ed1c c\u00f3 \u0111\u1ed9 d\u1ed1c 5 ph\u00fat l\u00e0 63,4 \u0111\u1ed9.<\/p>\n<p>&nbsp;<\/p>\n<p>C\u00f3 l\u1ebd c\u00e1c b\u1ea1n s\u1ebd th\u1eafc m\u1eafc: \u201cBi\u1ebft \u0111i\u1ec1u n\u00e0y th\u00ec c\u00f3 \u00edch g\u00ec?\u201d, nh\u01b0ng trong qu\u00e1 tr\u00ecnh thi c\u00f4ng c\u1eafm c\u1ed1t th\u00e9p, ch\u00fang t\u00f4i ph\u1ea3i tu\u00e2n th\u1ee7 m\u1ed9t g\u00f3c \u0111\u1ed5 b\u00ea t\u00f4ng nh\u1ea5t \u0111\u1ecbnh.<\/p>\n<p>Khi thi\u1ebft k\u1ebf g\u00f3c \u0111\u1ed5 b\u00ea t\u00f4ng \u0111\u00f3,<span style=\"font-size: 150%;\"><strong><span style=\"color: #0000ff;\">G\u00f3c vu\u00f4ng so v\u1edbi m\u1eb7t d\u1ed1c<\/span><\/strong><\/span>v\u00e0 th\u01b0\u1eddng c\u00f3 nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p t\u00ednh to\u00e1n nh\u01b0 v\u1eady,<\/p>\n<p>C\u00f3 nh\u1eefng tr\u01b0\u1eddng h\u1ee3p tr\u00ean b\u1ea3n v\u1ebd c\u0169ng ghi r\u00f5 l\u00e0 \u201cvu\u00f4ng g\u00f3c v\u1edbi m\u1eb7t d\u1ed1c\u201d.<\/p>\n<p>&nbsp;<\/p>\n<p>Khi \u0111\u00f3, c\u1ea7n t\u00ednh to\u00e1n g\u00f3c d\u1ed1c c\u1ee7a m\u1eb7t d\u1ed1c,<span style=\"font-size: 130%;\"><strong><span style=\"color: #ff0000;\">G\u00f3c khoan l\u00e0 g\u00f3c 90 \u0111\u1ed9 tr\u1eeb \u0111i<\/span><\/strong><\/span>s\u1ebd l\u00e0.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46219\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/427633e57ef83727771e91d5351c1927.jpg\" alt=\"\u0110\u1ed9 d\u1ed1c ph\u00e1p tuy\u1ebfn v\u00e0 g\u00f3c khoan\" width=\"600\" height=\"400\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/427633e57ef83727771e91d5351c1927.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/427633e57ef83727771e91d5351c1927-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>V\u00ec g\u00f3c d\u1ed1c c\u1ee7a m\u1eb7t d\u1ed1c 5 ph\u00fat l\u00e0 63,4 \u0111\u1ed9, n\u00ean,<\/p>\n<p><span style=\"font-size: 150%;\"><strong><span style=\"color: #ff0000;\">= 90 \u0111\u1ed9 \u2013 63,4 \u0111\u1ed9<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-size: 150%;\"><strong><span style=\"color: #ff0000;\">= 26,6 \u0111\u1ed9<\/span><\/strong><\/span><\/p>\n<p>&nbsp;<\/p>\n<p>\u0110\u00e2y ch\u00ednh l\u00e0 g\u00f3c khoan.<\/p>\n<p>\u0110i \u0111\u1ebfn hi\u1ec7n tr\u01b0\u1eddng m\u00e0 kh\u00f4ng bi\u1ebft nh\u1eefng \u0111i\u1ec1u n\u00e0y th\u00ec s\u1ebd r\u1ea5t r\u1eafc r\u1ed1i, v\u00ec v\u1eady xin h\u00e3y ghi nh\u1edb k\u1ef9 nh\u1eefng \u0111i\u1ec3m n\u00e0y.<\/p>\n<p>\u0110\u1eb7c bi\u1ec7t, ch\u00fang ta n\u00ean \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00ecnh c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c \u00edt nh\u1ea5t c\u00e1c ch\u1ee9c n\u0103ng c\u01a1 b\u1ea3n c\u1ee7a m\u00e1y t\u00ednh khoa h\u1ecdc, ph\u1ea3i kh\u00f4ng n\u00e0o?<\/p>\n<p>&nbsp;<\/p>\n<p>Nh\u00e2n ti\u1ec7n, th\u1ec9nh tho\u1ea3ng (c\u0169ng kh\u00e1 th\u01b0\u1eddng xuy\u00ean) c\u0169ng c\u00f3 tr\u01b0\u1eddng h\u1ee3p hi\u1ec3n th\u1ecb d\u01b0\u1edbi d\u1ea1ng ph\u1ea7n tr\u0103m.<\/p>\n<p>Ngo\u00e0i ra, nh\u00e0 th\u1ea7u ch\u00ednh \u0111\u00f4i khi c\u0169ng \u0111\u01b0a ra con s\u1ed1 d\u01b0\u1edbi d\u1ea1ng ph\u1ea7n tr\u0103m.<\/p>\n<p>Kh\u00f4ng c\u1ea7n ph\u1ea3i suy ngh\u0129 qu\u00e1 ph\u1ee9c t\u1ea1p, \u0111\u00e2y ch\u1ec9 l\u00e0 t\u1ef7 l\u1ec7 chi\u1ec1u cao so v\u1edbi m\u1ee9c ngang \u0111\u01b0\u1ee3c l\u1ea5y l\u00e0m m\u1ed1c 1.<\/p>\n<p>C\u00e1c b\u1ea1n kh\u00f4ng c\u1ea7n nh\u1edb k\u1ef9 ph\u1ea7n n\u00e0y l\u1eafm, nh\u01b0ng n\u00f3 s\u1ebd xu\u1ea5t hi\u1ec7n tr\u00ean c\u00e1c bi\u1ec3n b\u00e1o giao th\u00f4ng.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46220\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/7d6d394b90d64a6ba1cea54be7b83a26-700x393-1.jpg\" alt=\"Bi\u1ec3n b\u00e1o giao th\u00f4ng\" width=\"600\" height=\"337\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/7d6d394b90d64a6ba1cea54be7b83a26-700x393-1.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/7d6d394b90d64a6ba1cea54be7b83a26-700x393-1-300x169.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 \u0111\u1ed9 d\u1ed1c n\u00e0y cao h\u01a1n 37 m theo ph\u01b0\u01a1ng th\u1eb3ng \u0111\u1ee9ng so v\u1edbi m\u1ed1c 100 m theo ph\u01b0\u01a1ng ngang.<\/p>\n<p>C\u00f3 th\u1ec3 th\u1ea5y r\u1eb1ng con \u0111\u01b0\u1eddng n\u00e0y c\u00f3 \u0111\u1ed9 d\u1ed1c c\u1ef1c k\u1ef3 l\u1edbn.<\/p>\n<p>&nbsp;<\/p>\n<p>H\u1eb9n g\u1eb7p l\u1ea1i nh\u00e9.<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"26Sv1jXike\"><p><a href=\"https:\/\/norimen.net\/vi\/mo-neo-cot-thep-do-doc-ngang\/\">Khi thi c\u00f4ng neo \u0111\u1ea5t v\u00e0 c\u1ecdc th\u00e9p, m\u1eb7t \u0111\u01b0\u1eddng c\u00f3 \u0111\u1ed9 d\u1ed1c hay b\u1eb1ng ph\u1eb3ng?<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201cKhi thi c\u00f4ng neo \u0111\u1ea5t v\u00e0 c\u1ecdc th\u00e9p, m\u1eb7t \u0111\u01b0\u1eddng ph\u1ea3i d\u1ed1c hay b\u1eb1ng ph\u1eb3ng?\u201d \u2014 L\u1edbp h\u1ecdc qu\u1ea3n l\u00fd m\u00e1i d\u1ed1c c\u1ee7a Shin-Enta\" src=\"https:\/\/norimen.net\/anchor-rebar-slope-horizontal\/embed\/#?secret=1OEbs9PWSs#?secret=26Sv1jXike\" data-secret=\"26Sv1jXike\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>","protected":false},"excerpt":{"rendered":"<p>Xin ch\u00e0o m\u1ecdi ng\u01b0\u1eddi. T\u00f4i l\u00e0 Enta. H\u1ed3i m\u1edbi v\u00e0o ngh\u1ec1, t\u00f4i ch\u01b0a th\u1ef1c s\u1ef1 hi\u1ec3u r\u00f5 v\u1ec1 \u0111\u1ed9 d\u1ed1c. Khi \u0111\u00e3 ti\u1ebfp x\u00fac v\u1edbi c\u00e1c con s\u1ed1 m\u1ed9t th\u1eddi gian, b\u1ea1n s\u1ebd d\u1ea7n hi\u1ec3u ra kh\u00e1i ni\u1ec7m n\u00e0y khi nghe nh\u1eafc \u0111\u1ebfn n\u00f3 th\u01b0\u1eddng xuy\u00ean h\u01a1n. Th\u00f4ng th\u01b0\u1eddng, vi\u1ec7c v\u1ebd m\u1ed9t h\u00ecnh minh h\u1ecda nh\u01b0 th\u1ebf n\u00e0y \u0111\u1ec3 gi\u1ea3i th\u00edch s\u1ebd gi\u00fap m\u1ecdi ng\u01b0\u1eddi d\u1ec5 hi\u1ec3u h\u01a1n.   Th\u1ee3 x\u00e2y\u2026<\/p>","protected":false},"author":2,"featured_media":2475,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[1886,38],"tags":[181,5001,5002,5003,5004,5005],"class_list":["post-46216","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","category-construction-management","tag-181","tag-5001","tag-5002","tag-5003","tag-5004","tag-5005"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ 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