{"id":8755,"date":"2024-05-16T10:30:22","date_gmt":"2024-05-16T02:30:22","guid":{"rendered":"https:\/\/petroleumtubes.com\/?p=8755"},"modified":"2024-05-16T16:08:04","modified_gmt":"2024-05-16T08:08:04","slug":"through-wall-yield-collapse-pressure-of","status":"publish","type":"post","link":"https:\/\/petroleumtubes.com\/vi\/through-wall-yield-collapse-pressure-of\/","title":{"rendered":"\u00c1p su\u1ea5t s\u1ee5p \u0111\u1ed5 xuy\u00ean t\u01b0\u1eddng c\u1ee7a v\u1ecf d\u1ef1a tr\u00ean"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_50 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\" role=\"button\"><label for=\"item-6a684b82ea542\" aria-hidden=\"true\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;direction:ltr;\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input  type=\"checkbox\" id=\"item-6a684b82ea542\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/petroleumtubes.com\/vi\/through-wall-yield-collapse-pressure-of\/#Tim_hieu_ve_ap_suat_sap_xuyen_tuong_cua_vo_ong_Cac_yeu_to_chinh_va_nhung_dieu_can_can_nhac\" title=\"T\u00ecm hi\u1ec3u v\u1ec1 \u00e1p su\u1ea5t s\u1eadp xuy\u00ean t\u01b0\u1eddng c\u1ee7a v\u1ecf \u1ed1ng: C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh v\u00e0 nh\u1eefng \u0111i\u1ec1u c\u1ea7n c\u00e2n nh\u1eafc\">T\u00ecm hi\u1ec3u v\u1ec1 \u00e1p su\u1ea5t s\u1eadp xuy\u00ean t\u01b0\u1eddng c\u1ee7a v\u1ecf \u1ed1ng: C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh v\u00e0 nh\u1eefng \u0111i\u1ec1u c\u1ea7n c\u00e2n nh\u1eafc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/petroleumtubes.com\/vi\/through-wall-yield-collapse-pressure-of\/#Du_doan_ap_suat_sap_xuyen_tuong_cua_vo_ong_Mo_hinh_phuong_phap_va_ung_dung\" title=\"D\u1ef1 \u0111o\u00e1n \u00e1p su\u1ea5t s\u1eadp xuy\u00ean t\u01b0\u1eddng c\u1ee7a v\u1ecf \u1ed1ng: M\u00f4 h\u00ecnh, ph\u01b0\u01a1ng ph\u00e1p v\u00e0 \u1ee9ng d\u1ee5ng\">D\u1ef1 \u0111o\u00e1n \u00e1p su\u1ea5t s\u1eadp xuy\u00ean t\u01b0\u1eddng c\u1ee7a v\u1ecf \u1ed1ng: M\u00f4 h\u00ecnh, ph\u01b0\u01a1ng ph\u00e1p v\u00e0 \u1ee9ng d\u1ee5ng<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"understanding-through-wall-yield-collapse-pressure-of-casing-key-factors-and-considerations-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Tim_hieu_ve_ap_suat_sap_xuyen_tuong_cua_vo_ong_Cac_yeu_to_chinh_va_nhung_dieu_can_can_nhac\"><\/span>T\u00ecm hi\u1ec3u v\u1ec1 \u00e1p su\u1ea5t s\u1eadp xuy\u00ean t\u01b0\u1eddng c\u1ee7a v\u1ecf \u1ed1ng: C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh v\u00e0 nh\u1eefng \u0111i\u1ec1u c\u1ea7n c\u00e2n nh\u1eafc<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\n\u00c1p su\u1ea5t s\u1eadp xuy\u00ean t\u01b0\u1eddng c\u1ee7a v\u1ecf l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong ho\u1ea1t \u0111\u1ed9ng khoan v\u00e0 ho\u00e0n thi\u1ec7n trong ng\u00e0nh d\u1ea7u kh\u00ed. N\u00f3 x\u00e1c \u0111\u1ecbnh \u00e1p su\u1ea5t t\u1ed1i \u0111a m\u00e0 v\u1ecf c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c tr\u01b0\u1edbc khi b\u1ecb u\u1ed1n cong v\u00e0 s\u1ee5p \u0111\u1ed5. Hi\u1ec3u th\u00f4ng s\u1ed1 n\u00e0y l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n t\u1ed1t v\u00e0 ng\u0103n ng\u1eeba nh\u1eefng th\u1ea5t b\u1ea1i t\u1ed1n k\u00e9m. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i \u0111i s\u00e2u v\u00e0o c\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh v\u00e0 nh\u1eefng c\u00e2n nh\u1eafc \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u00e1p su\u1ea5t s\u1eadp ch\u1ea3y xuy\u00ean t\u01b0\u1eddng c\u1ee7a \u1ed1ng v\u00e1ch.<\/p>\n<p>V\u1ec1 c\u1ed1t l\u00f5i, \u00e1p su\u1ea5t s\u1eadp ch\u1ea3y xuy\u00ean t\u01b0\u1eddng \u0111\u1ec1 c\u1eadp \u0111\u1ebfn \u0111i\u1ec3m m\u00e0 t\u1ea1i \u0111\u00f3 v\u1eadt li\u1ec7u \u1ed1ng v\u00e1ch b\u1ecb ch\u1ea3y x\u1ec7 v\u00e0 s\u1ee5p \u0111\u1ed5 d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng b\u00ean ngo\u00e0i \u00e1p l\u1ef1c. S\u1ef1 s\u1ee5p \u0111\u1ed5 n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn thi\u1ec7t h\u1ea1i \u0111\u00e1ng k\u1ec3 cho gi\u1ebfng, d\u1eabn \u0111\u1ebfn s\u1ef1 ch\u1eadm tr\u1ec5 trong s\u1ea3n xu\u1ea5t, nguy c\u01a1 m\u00f4i tr\u01b0\u1eddng v\u00e0 t\u1ed5n th\u1ea5t t\u00e0i ch\u00ednh. Do \u0111\u00f3, vi\u1ec7c d\u1ef1 \u0111o\u00e1n v\u00e0 qu\u1ea3n l\u00fd ch\u00ednh x\u00e1c \u00e1p su\u1ea5t s\u1eadp n\u0103ng su\u1ea5t xuy\u00ean t\u01b0\u1eddng l\u00e0 \u0111i\u1ec1u t\u1ed1i quan tr\u1ecdng \u0111\u1ec3 x\u00e2y d\u1ef1ng v\u00e0 v\u1eadn h\u00e0nh gi\u1ebfng th\u00e0nh c\u00f4ng.<\/p>\n<p>M\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 ch\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u00e1p su\u1ea5t s\u1eadp n\u0103ng su\u1ea5t xuy\u00ean t\u01b0\u1eddng l\u00e0 \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u c\u1ee7a \u1ed1ng v\u00e1ch. C\u00e1c v\u1eadt li\u1ec7u v\u1ecf kh\u00e1c nhau th\u1ec3 hi\u1ec7n m\u1ee9c \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng s\u1ee5p \u0111\u1ed5 kh\u00e1c nhau. V\u00ed d\u1ee5, v\u1ecf th\u00e9p th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng do \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 b\u1ec1n cao. Tuy nhi\u00ean, c\u1ea5p \u0111\u1ed9 v\u00e0 th\u00e0nh ph\u1ea7n c\u1ee5 th\u1ec3 c\u1ee7a th\u00e9p \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ed1ng s\u1eadp c\u1ee7a n\u00f3. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t cung c\u1ea5p c\u00e1c b\u1ea3ng d\u1eef li\u1ec7u n\u00eau r\u00f5 c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u, bao g\u1ed3m c\u01b0\u1eddng \u0111\u1ed9 ch\u1ea3y v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng s\u1eadp, \u0111\u1ec3 h\u1ed7 tr\u1ee3 cho vi\u1ec7c l\u1ef1a ch\u1ecdn v\u00e0 thi\u1ebft k\u1ebf v\u1ecf b\u1ecdc.<\/p>\n<p>Ngo\u00e0i c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u, k\u00edch th\u01b0\u1edbc v\u1ecf \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh \u00e1p su\u1ea5t s\u1eadp ch\u1ea3y xuy\u00ean t\u01b0\u1eddng. \u0110\u01b0\u1eddng k\u00ednh ngo\u00e0i (OD) v\u00e0 \u0111\u1ed9 d\u00e0y th\u00e0nh c\u1ee7a v\u1ecf \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p l\u1ef1c b\u00ean ngo\u00e0i. V\u1ecf c\u00f3 th\u00e0nh d\u00e0y h\u01a1n th\u01b0\u1eddng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng s\u1eadp cao h\u01a1n so v\u1edbi c\u00e1c v\u1ecf c\u00f3 th\u00e0nh m\u1ecfng h\u01a1n. C\u00e1c k\u1ef9 s\u01b0 ph\u1ea3i xem x\u00e9t c\u1ea9n th\u1eadn c\u00e1c k\u00edch th\u01b0\u1edbc n\u00e0y trong qu\u00e1 tr\u00ecnh thi\u1ebft k\u1ebf \u1ed1ng ch\u1ed1ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ee7 c\u01b0\u1eddng \u0111\u1ed9 v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n l\u1ed7 khoan d\u1ef1 ki\u1ebfn.<\/p>\n<p>H\u01a1n n\u1eefa, m\u00f4i tr\u01b0\u1eddng gi\u1ebfng v\u00e0 \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn \u00e1p su\u1ea5t s\u1ee5t gi\u1ea3m n\u0103ng su\u1ea5t xuy\u00ean t\u01b0\u1eddng. C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 t\u00ednh ch\u1ea5t dung d\u1ecbch khoan, \u00e1p su\u1ea5t h\u00ecnh th\u00e0nh, nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 s\u00e2u gi\u1ebfng \u0111\u1ec1u g\u00f3p ph\u1ea7n t\u1ea1o ra c\u00e1c l\u1ef1c b\u00ean ngo\u00e0i t\u00e1c \u0111\u1ed9ng l\u00ean \u1ed1ng ch\u1ed1ng. C\u00e1c th\u00e0nh t\u1ea1o \u00e1p su\u1ea5t cao ho\u1eb7c dung d\u1ecbch khoan m\u1ea1nh c\u00f3 th\u1ec3 l\u00e0m t\u0103ng kh\u1ea3 n\u0103ng s\u1eadp \u1ed1ng v\u00e1ch n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n h\u1ee3p l\u00fd trong thi\u1ebft k\u1ebf.<\/p>\n<p>Ho\u1ea1t \u0111\u1ed9ng b\u1ebb g\u00e3y th\u1ee7y l\u1ef1c \u0111\u1eb7t ra nh\u1eefng th\u00e1ch th\u1ee9c \u0111\u1eb7c bi\u1ec7t li\u00ean quan \u0111\u1ebfn \u00e1p su\u1ea5t s\u1eadp \u1ed1ng xuy\u00ean t\u01b0\u1eddng. Vi\u1ec7c \u0111\u01b0a ch\u1ea5t l\u1ecfng k\u00edch th\u00edch \u00e1p su\u1ea5t cao v\u00e0o gi\u1ebfng c\u00f3 th\u1ec3 khi\u1ebfn \u1ed1ng ch\u1ed1ng ch\u1ecbu t\u1ea3i tr\u1ecdng c\u1ef1c l\u1edbn, c\u00f3 kh\u1ea3 n\u0103ng v\u01b0\u1ee3t qu\u00e1 kh\u1ea3 n\u0103ng ch\u1ed1ng s\u1eadp c\u1ee7a n\u00f3. Thi\u1ebft k\u1ebf v\u1ecf v\u00e0 l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c nh\u1eefng \u00e1p l\u1ef1c n\u00e0y v\u00e0 duy tr\u00ec t\u00ednh nguy\u00ean v\u1eb9n c\u1ee7a gi\u1ebfng trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng b\u1ebb g\u00e3y.<\/p>\n<p>\n<img decoding=\"async\" src=\"https:\/\/petroleumtubes.com\/wp-content\/uploads\/2020\/01\/J55-Tubing18.jpg\" alt=\"alt-6711\" class=\"wp-image-6711\" id=\"i6711\" \/><br \/>\nH\u01a1n n\u1eefa, s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c khuy\u1ebft t\u1eadt ho\u1eb7c h\u01b0 h\u1ecfng tr\u00ean th\u00e0nh \u1ed1ng v\u00e1ch c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 kh\u1ea3 n\u0103ng ch\u1ed1ng s\u1eadp c\u1ee7a n\u00f3. \u0102n m\u00f2n, x\u00f3i m\u00f2n, khi\u1ebfm khuy\u1ebft trong s\u1ea3n xu\u1ea5t v\u00e0 h\u01b0 h\u1ecfng c\u01a1 h\u1ecdc l\u00e0 nh\u1eefng v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn l\u00e0m suy y\u1ebfu t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a v\u1ecf v\u00e0 t\u0103ng nguy c\u01a1 s\u1ee5p \u0111\u1ed5. C\u00e1c ch\u01b0\u01a1ng tr\u00ecnh ki\u1ec3m tra v\u00e0 b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 s\u1eeda ch\u1eefa c\u00e1c khi\u1ebfm khuy\u1ebft tr\u01b0\u1edbc khi ch\u00fang \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a gi\u1ebfng.<\/p>\n<p>T\u00f3m l\u1ea1i, \u00e1p su\u1ea5t s\u1eadp xuy\u00ean th\u00e0nh c\u1ee7a \u1ed1ng ch\u1ed1ng l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 quan tr\u1ecdng \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a gi\u1ebfng v\u00e0 an to\u00e0n v\u1eadn h\u00e0nh trong ng\u00e0nh d\u1ea7u kh\u00ed. C\u00e1c k\u1ef9 s\u01b0 ph\u1ea3i xem x\u00e9t nhi\u1ec1u y\u1ebfu t\u1ed1 kh\u00e1c nhau, bao g\u1ed3m \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u, k\u00edch th\u01b0\u1edbc \u1ed1ng ch\u1ed1ng, m\u00f4i tr\u01b0\u1eddng gi\u1ebfng khoan v\u00e0 \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n v\u00e0 qu\u1ea3n l\u00fd ch\u00ednh x\u00e1c r\u1ee7i ro s\u1eadp \u1ed1ng ch\u1ed1ng. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng thi\u1ebft k\u1ebf v\u1ecf b\u1ecdc, l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u v\u00e0 ph\u01b0\u01a1ng ph\u00e1p b\u1ea3o tr\u00ec ph\u00f9 h\u1ee3p, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u kh\u1ea3 n\u0103ng x\u1ea3y ra nh\u1eefng h\u1ecfng h\u00f3c t\u1ed1n k\u00e9m v\u00e0 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n l\u00e2u d\u00e0i cho gi\u1ebfng c\u1ee7a h\u1ecd.<\/p>\n<h1 id=\"predicting-through-wall-yield-collapse-pressure-of-casing-models-methods-and-applications-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Du_doan_ap_suat_sap_xuyen_tuong_cua_vo_ong_Mo_hinh_phuong_phap_va_ung_dung\"><\/span>D\u1ef1 \u0111o\u00e1n \u00e1p su\u1ea5t s\u1eadp xuy\u00ean t\u01b0\u1eddng c\u1ee7a v\u1ecf \u1ed1ng: M\u00f4 h\u00ecnh, ph\u01b0\u01a1ng ph\u00e1p v\u00e0 \u1ee9ng d\u1ee5ng<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nD\u1ef1 \u0111o\u00e1n \u00e1p su\u1ea5t s\u1eadp xuy\u00ean t\u01b0\u1eddng c\u1ee7a v\u1ecf: M\u00f4 h\u00ecnh, ph\u01b0\u01a1ng ph\u00e1p v\u00e0 \u1ee9ng d\u1ee5ng<\/p>\n<p>l\u00e0m s\u1ea1ch \u0111\u01b0\u1eddng \u1ed1ng d\u1ea7uD\u1ef1 \u0111o\u00e1n \u00e1p su\u1ea5t s\u1eadp xuy\u00ean t\u01b0\u1eddng c\u1ee7a v\u1ecf l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a thi\u1ebft k\u1ebf gi\u1ebfng v\u00e0 \u0111\u00e1nh gi\u00e1 t\u00ednh to\u00e0n v\u1eb9n trong ng\u00e0nh d\u1ea7u kh\u00ed. Hi\u1ec3u \u0111\u01b0\u1ee3c h\u00e0nh vi s\u1ee5p \u0111\u1ed5 c\u1ee7a \u1ed1ng v\u00e1ch trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t c\u1ee7a l\u1ed7 khoan l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng khoan an to\u00e0n v\u00e0 \u0111\u00e1ng tin c\u1eady. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i \u0111i s\u00e2u v\u00e0o c\u00e1c m\u00f4 h\u00ecnh, ph\u01b0\u01a1ng ph\u00e1p v\u00e0 \u1ee9ng d\u1ee5ng kh\u00e1c nhau \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n \u00e1p su\u1ea5t s\u1eadp ch\u1ea3y xuy\u00ean t\u01b0\u1eddng c\u1ee7a \u1ed1ng v\u00e1ch.<\/p>\n<p>M\u1ed9t trong nh\u1eefng th\u00e1ch th\u1ee9c ch\u00ednh trong vi\u1ec7c d\u1ef1 \u0111o\u00e1n \u00e1p su\u1ea5t s\u1eadp ch\u1ea3y xuy\u00ean t\u01b0\u1eddng l\u00e0 s\u1ef1 t\u01b0\u01a1ng t\u00e1c ph\u1ee9c t\u1ea1p gi\u1eefa c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u \u1ed1ng v\u00e1ch , h\u00ecnh h\u1ecdc gi\u1ebfng v\u00e0 \u0111i\u1ec1u ki\u1ec7n h\u1ea1 c\u1ea5p. M\u1ed9t s\u1ed1 m\u00f4 h\u00ecnh ph\u00e2n t\u00edch v\u00e0 s\u1ed1 h\u1ecdc \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 gi\u1ea3i quy\u1ebft th\u00e1ch th\u1ee9c n\u00e0y v\u00e0 \u0111\u01b0a ra d\u1ef1 \u0111o\u00e1n ch\u00ednh x\u00e1c.<\/p>\n<p>C\u00e1c m\u00f4 h\u00ecnh ph\u00e2n t\u00edch, ch\u1eb3ng h\u1ea1n nh\u01b0 ti\u00eau ch\u00ed Mohr-Coulomb v\u00e0 ti\u00eau ch\u00ed Von Mises, d\u1ef1a tr\u00ean c\u00e1c gi\u1ea3 \u0111\u1ecbnh \u0111\u01a1n gi\u1ea3n h\u00f3a \u0111\u1ec3 \u01b0\u1edbc t\u00ednh \u00e1p su\u1ea5t s\u1eadp d\u1ef1a tr\u00ean \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u v\u1ecf v\u00e0 h\u00ecnh h\u1ecdc th\u00f4ng s\u1ed1. M\u1eb7c d\u00f9 c\u00e1c m\u00f4 h\u00ecnh n\u00e0y cung c\u1ea5p c\u00e1c \u01b0\u1edbc t\u00ednh nhanh ch\u00f3ng nh\u01b0ng ch\u00fang c\u00f3 th\u1ec3 kh\u00f4ng n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c to\u00e0n b\u1ed9 s\u1ef1 ph\u1ee9c t\u1ea1p c\u1ee7a h\u00e0nh vi s\u1ee5p \u0111\u1ed5, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00f4ng l\u00fd t\u01b0\u1edfng.<\/p>\n<p>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p s\u1ed1, ch\u1eb3ng h\u1ea1n nh\u01b0 ph\u00e2n t\u00edch ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n (FEA) v\u00e0 \u0111\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng t\u00ednh to\u00e1n (CFD), cung c\u1ea5p nhi\u1ec1u th\u00f4ng tin h\u01a1n c\u00e1ch ti\u1ebfp c\u1eadn chi ti\u1ebft v\u00e0 to\u00e0n di\u1ec7n \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n \u00e1p l\u1ef1c s\u1ee5p \u0111\u1ed5 n\u0103ng su\u1ea5t xuy\u00ean t\u01b0\u1eddng. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p n\u00e0y m\u00f4 ph\u1ecfng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a v\u1ecf trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n t\u1ea3i kh\u00e1c nhau v\u00e0 t\u00ednh \u0111\u1ebfn c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 t\u00ednh phi tuy\u1ebfn c\u1ee7a v\u1eadt li\u1ec7u v\u00e0 c\u00e1c b\u1ea5t th\u01b0\u1eddng v\u1ec1 h\u00ecnh h\u1ecdc.<\/p>\n<p>\u0110\u1eb7c bi\u1ec7t, ph\u00e2n t\u00edch ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong ng\u00e0nh nh\u1edd kh\u1ea3 n\u0103ng m\u00f4 h\u00ecnh h\u00f3a c\u00e1c h\u00ecnh h\u1ecdc ph\u1ee9c t\u1ea1p v\u00e0 \u0111i\u1ec1u ki\u1ec7n t\u1ea3i m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c . B\u1eb1ng c\u00e1ch chia v\u1ecf th\u00e0nh c\u00e1c ph\u1ea7n t\u1eed nh\u1ecf h\u01a1n v\u00e0 gi\u1ea3i c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh ch\u1ee7 \u0111\u1ea1o c\u1ee7a \u1ee9ng su\u1ea5t v\u00e0 bi\u1ebfn d\u1ea1ng, FEA c\u00f3 th\u1ec3 \u0111\u01b0a ra d\u1ef1 \u0111o\u00e1n ch\u00ednh x\u00e1c v\u1ec1 \u00e1p su\u1ea5t s\u1eadp trong khi t\u00ednh to\u00e1n c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u v\u00e0 \u0111i\u1ec1u ki\u1ec7n bi\u00ean.<\/p>\n<p>Tuy nhi\u00ean, c\u1ea3 m\u00f4 h\u00ecnh ph\u00e2n t\u00edch v\u00e0 m\u00f4 h\u00ecnh s\u1ed1 \u0111\u1ec1u y\u00eau c\u1ea7u c\u00e1c th\u00f4ng s\u1ed1 \u0111\u1ea7u v\u00e0o ch\u00ednh x\u00e1c \u0111\u1ec3 mang l\u1ea1i k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady ph\u1ecfng \u0111o\u00e1n. \u0110i\u1ec1u n\u00e0y bao g\u1ed3m c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u v\u1ecf, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u01b0\u1eddng \u0111\u1ed9 ch\u1ea3y v\u00e0 m\u00f4 \u0111un Young, c\u0169ng nh\u01b0 h\u00ecnh d\u1ea1ng gi\u1ebfng, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u01b0\u1eddng k\u00ednh v\u00e0 \u0111\u1ed9 cong. Vi\u1ec7c thu \u0111\u01b0\u1ee3c c\u00e1c th\u00f4ng s\u1ed1 n\u00e0y th\u00f4ng qua th\u1eed nghi\u1ec7m trong ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0 \u0111o \u0111\u1ea1c trong l\u00f2ng gi\u1ebfng l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c c\u1ee7a c\u00e1c m\u00f4 h\u00ecnh d\u1ef1 \u0111o\u00e1n.<\/p>\n<p>H\u01a1n n\u1eefa, vi\u1ec7c d\u1ef1 \u0111o\u00e1n \u00e1p l\u1ef1c s\u1ee5t gi\u1ea3m n\u0103ng su\u1ea5t xuy\u00ean t\u01b0\u1eddng kh\u00f4ng ch\u1ec9 gi\u1edbi h\u1ea1n \u1edf thi\u1ebft k\u1ebf v\u00e0 x\u00e2y d\u1ef1ng gi\u1ebfng m\u00e0 c\u00f2n t\u00ecm th\u1ea5y c\u00e1c \u1ee9ng d\u1ee5ng trong qu\u1ea3n l\u00fd t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a gi\u1ebfng v\u00e0 \u0111\u00e1nh gi\u00e1 r\u1ee7i ro. B\u1eb1ng c\u00e1ch d\u1ef1 \u0111o\u00e1n ch\u00ednh x\u00e1c \u00e1p su\u1ea5t s\u1eadp, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c \u0111i\u1ec3m y\u1ebfu ti\u1ec1m \u1ea9n trong v\u1ecf v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p gi\u1ea3m thi\u1ec3u nh\u1eb1m ng\u0103n ch\u1eb7n nh\u1eefng s\u1ef1 c\u1ed1 th\u1ea3m kh\u1ed1c trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh.<\/p>\n<p>H\u01a1n n\u1eefa, nh\u1eefng ti\u1ebfn b\u1ed9 trong ph\u00e2n t\u00edch d\u1eef li\u1ec7u v\u00e0 h\u1ecdc m\u00e1y \u0111\u00e3 m\u1edf ra nh\u1eefng con \u0111\u01b0\u1eddng m\u1edbi \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n \u00e1p su\u1ea5t s\u1eadp xuy\u00ean t\u01b0\u1eddng . B\u1eb1ng c\u00e1ch t\u1eadn d\u1ee5ng d\u1eef li\u1ec7u l\u1ecbch s\u1eed t\u1eeb ho\u1ea1t \u0111\u1ed9ng khoan v\u00e0 hi\u1ec7u su\u1ea5t gi\u1ebfng, thu\u1eadt to\u00e1n h\u1ecdc m\u00e1y c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c m\u00f4 h\u00ecnh d\u1ef1 \u0111o\u00e1n c\u00f3 t\u00ednh \u0111\u1ebfn nhi\u1ec1u y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng v\u00e0 \u0111\u01b0a ra \u0111\u1ec1 xu\u1ea5t theo th\u1eddi gian th\u1ef1c \u0111\u1ec3 thi\u1ebft k\u1ebf v\u00e0 v\u1eadn h\u00e0nh \u1ed1ng ch\u1ed1ng t\u1ed1i \u01b0u.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"oil tube Chinese best company,casing pipe China best factory,oil tube Chinese high-grade manufacture\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/CMquBJvziAo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>T\u00f3m l\u1ea1i, d\u1ef1 \u0111o\u00e1n \u00e1p su\u1ea5t s\u1eadp xuy\u00ean t\u01b0\u1eddng c\u1ee7a \u1ed1ng v\u00e1ch l\u00e0 m\u1ed9t n\u1ed7 l\u1ef1c nhi\u1ec1u m\u1eb7t \u0111\u00f2i h\u1ecfi s\u1ef1 t\u00edch h\u1ee3p c\u1ee7a nhi\u1ec1u m\u00f4 h\u00ecnh, ph\u01b0\u01a1ng ph\u00e1p v\u00e0 ngu\u1ed3n d\u1eef li\u1ec7u kh\u00e1c nhau. T\u1eeb c\u00e1c gi\u1ea3i ph\u00e1p ph\u00e2n t\u00edch \u0111\u1ebfn m\u00f4 ph\u1ecfng s\u1ed1 v\u00e0 thu\u1eadt to\u00e1n h\u1ecdc m\u00e1y, ng\u00e0nh ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp c\u1eadn c\u1ee7a m\u00ecnh \u0111\u1ec3 d\u1ef1 b\u00e1o ch\u00ednh x\u00e1c h\u00e0nh vi s\u1ee5p \u0111\u1ed5 v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1ef1 an to\u00e0n c\u0169ng nh\u01b0 \u0111\u1ed9 tin c\u1eady c\u1ee7a ho\u1ea1t \u0111\u1ed9ng khoan. 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