{"id":8469,"date":"2024-05-13T10:34:30","date_gmt":"2024-05-13T02:34:30","guid":{"rendered":"https:\/\/petroleumtubes.com\/?p=8469"},"modified":"2024-05-13T15:39:38","modified_gmt":"2024-05-13T07:39:38","slug":"equations-to-calculate-collapse-strength","status":"publish","type":"post","link":"https:\/\/petroleumtubes.com\/vi\/equations-to-calculate-collapse-strength\/","title":{"rendered":"C\u00e1c ph\u01b0\u01a1ng tr\u00ecnh t\u00ednh to\u00e1n \u0111\u1ed9 b\u1ec1n s\u1eadp cho v\u1ecf c\u00f3 \u0111\u1ed9 s\u1eadp cao"},"content":{"rendered":"<h1 id=\"understanding-the-importance-of-high-collapse-casing-in-oil-and-gas-drilling-operations-wpaicgheading\">Hi\u1ec3u t\u1ea7m quan tr\u1ecdng c\u1ee7a v\u1ecf c\u00f3 \u0111\u1ed9 s\u1eadp cao trong ho\u1ea1t \u0111\u1ed9ng khoan d\u1ea7u kh\u00ed<\/h1>\n<p>\nHi\u1ec3u t\u1ea7m quan tr\u1ecdng c\u1ee7a v\u1ecf s\u1eadp cao trong ho\u1ea1t \u0111\u1ed9ng khoan d\u1ea7u kh\u00ed<br \/>\n\u0111\u1ea7u \u0111\u1ed1t \u1ed1ng d\u1ea7u<br \/>\nTrong l\u0129nh v\u1ef1c ho\u1ea1t \u0111\u1ed9ng khoan d\u1ea7u kh\u00ed, vi\u1ec7c \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n v\u00e0 an to\u00e0n c\u1ee7a gi\u1ebfng khoan l\u00e0 \u0111i\u1ec1u t\u1ed1i quan tr\u1ecdng. M\u1ed9t th\u00e0nh ph\u1ea7n quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau n\u00e0y l\u00e0 vi\u1ec7c s\u1eed d\u1ee5ng v\u00e1ch ng\u0103n c\u00f3 \u0111\u1ed9 s\u1eadp cao. V\u1ecf ch\u1ed1ng s\u1eadp cao l\u00e0 lo\u1ea1i v\u1ecf th\u00e9p \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p l\u1ef1c b\u00ean ngo\u00e0i cao m\u00e0 kh\u00f4ng b\u1ecb v\u00eanh ho\u1eb7c s\u1eadp trong qu\u00e1 tr\u00ecnh khoan v\u00e0 s\u1ea3n xu\u1ea5t. \u0110\u1ed9 b\u1ec1n s\u1ee5p \u0111\u1ed5 c\u1ee7a l\u1edbp v\u1ecf nh\u01b0 v\u1eady \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ea5u tr\u00fac c\u1ee7a gi\u1ebfng v\u00e0 ng\u0103n ch\u1eb7n c\u00e1c v\u1ee5 n\u1ed5 ho\u1eb7c r\u00f2 r\u1ec9 g\u00e2y t\u1ed1n k\u00e9m v\u00e0 ti\u1ec1m \u1ea9n nguy hi\u1ec3m.<\/p>\n<p>\u0110\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c t\u1ea7m quan tr\u1ecdng c\u1ee7a l\u1edbp v\u1ecf c\u00f3 \u0111\u1ed9 s\u1eadp cao, tr\u01b0\u1edbc ti\u00ean \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec1u ki\u1ec7n v\u00e0 th\u00e1ch th\u1ee9c ph\u1ee9c t\u1ea1p g\u1eb7p ph\u1ea3i trong qu\u00e1 tr\u00ecnh khoan. Khi \u0111\u1ed9 s\u00e2u khoan t\u0103ng l\u00ean ho\u1eb7c khi \u0111i qua c\u00e1c th\u00e0nh t\u1ea1o c\u00f3 ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t cao, c\u00e1c l\u1ef1c b\u00ean ngo\u00e0i t\u00e1c \u0111\u1ed9ng l\u00ean \u1ed1ng ch\u1ed1ng c\u0169ng t\u0103ng l\u00ean. N\u1ebfu kh\u00f4ng c\u00f3 \u0111\u1ee7 \u0111\u1ed9 b\u1ec1n khi s\u1eadp, v\u1ecf d\u1ec5 b\u1ecb bi\u1ebfn d\u1ea1ng ho\u1eb7c h\u1ecfng h\u00f3c, g\u00e2y nguy hi\u1ec3m cho to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/petroleumtubes.com\/wp-content\/uploads\/2020\/01\/J55-Tubing18.jpg\" alt=\"alt-534\" class=\"wp-image-534\" id=\"i534\" \/><\/p>\n<p>\u0110\u1ec3 theo \u0111u\u1ed5i c\u00e1c ho\u1ea1t \u0111\u1ed9ng khoan \u0111\u00e1ng tin c\u1eady, c\u00e1c k\u1ef9 s\u01b0 v\u00e0 nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 ph\u00e1t tri\u1ec3n c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 t\u00ednh to\u00e1n \u0111\u1ed9 b\u1ec1n s\u1eadp c\u1ee7a \u1ed1ng v\u00e1ch c\u00f3 \u0111\u1ed9 s\u1eadp cao m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c. C\u00e1c ph\u01b0\u01a1ng tr\u00ecnh n\u00e0y b\u1eaft ngu\u1ed3n t\u1eeb c\u00e1c nguy\u00ean t\u1eafc c\u01a1 h\u1ecdc v\u00e0 khoa h\u1ecdc v\u1eadt li\u1ec7u, c\u00f3 t\u00ednh \u0111\u1ebfn c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 k\u00edch th\u01b0\u1edbc v\u1ecf, t\u00ednh ch\u1ea5t v\u1eadt li\u1ec7u, h\u00ecnh d\u1ea1ng gi\u1ebfng v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n h\u1ea1 c\u1ea5p d\u1ef1 \u0111o\u00e1n.<\/p>\n<p>M\u1ed9t ph\u01b0\u01a1ng tr\u00ecnh th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u00ednh c\u01b0\u1eddng \u0111\u1ed9 s\u1eadp l\u00e0 ti\u00eau chu\u1ea9n <strong>\u00a0API<\/strong> RP 1111, trong \u0111\u00f3 cung c\u1ea5p m\u1ed9t khu\u00f4n kh\u1ed5 \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t c\u1ee7a v\u1ecf trong c\u00e1c t\u00ecnh hu\u1ed1ng t\u1ea3i kh\u00e1c nhau. Ph\u01b0\u01a1ng tr\u00ecnh n\u00e0y xem x\u00e9t c\u00e1c tham s\u1ed1 nh\u01b0 c\u01b0\u1eddng \u0111\u1ed9 ch\u1ea3y c\u1ee7a v\u1eadt li\u1ec7u v\u1ecf, \u00e1p su\u1ea5t b\u00ean ngo\u00e0i do h\u1ec7 th\u1ed1ng xung quanh t\u1ea1o ra v\u00e0 k\u00edch th\u01b0\u1edbc c\u1ee7a ch\u00ednh v\u1ecf. B\u1eb1ng c\u00e1ch nh\u1eadp c\u00e1c gi\u00e1 tr\u1ecb n\u00e0y v\u00e0o ph\u01b0\u01a1ng tr\u00ecnh, c\u00e1c k\u1ef9 s\u01b0 c\u00f3 th\u1ec3 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng ch\u1ed1ng s\u1eadp c\u1ee7a v\u1ecf v\u00e0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t v\u1ec1 vi\u1ec7c tri\u1ec3n khai n\u00f3 trong m\u00f4i tr\u01b0\u1eddng khoan \u0111\u1ea7y th\u00e1ch th\u1ee9c.<\/p>\n<p>M\u1ed9t ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i l\u00e0 ti\u00eau ch\u00ed ph\u00e1 h\u1ee7y Mohr-Coulomb, c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u1ea3 hai \u1ee9ng su\u1ea5t d\u1ecdc tr\u1ee5c v\u00e0 h\u01b0\u1edbng t\u00e2m khi s\u1eadp v\u1ecf. Ti\u00eau ch\u00ed n\u00e0y k\u1ebft h\u1ee3p c\u00e1c tham s\u1ed1 nh\u01b0 t\u1ef7 l\u1ec7 Poisson v\u00e0 g\u00f3c ma s\u00e1t trong c\u1ee7a h\u1ec7 t\u1ea7ng, mang l\u1ea1i s\u1ef1 hi\u1ec3u bi\u1ebft to\u00e0n di\u1ec7n h\u01a1n v\u1ec1 tr\u1ea1ng th\u00e1i c\u1ee7a \u1ed1ng ch\u1ed1ng trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n t\u1ea3i ph\u1ee9c t\u1ea1p.<\/p>\n<p>H\u01a1n n\u1eefa, k\u1ef9 thu\u1eadt ph\u00e2n t\u00edch ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n (FEA) \u0111\u00e3 n\u1ed5i l\u00ean nh\u01b0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 m\u00f4 ph\u1ecfng hi\u1ec7u su\u1ea5t v\u1ecf trong c\u00e1c t\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf. B\u1eb1ng c\u00e1ch r\u1eddi r\u1ea1c h\u00f3a h\u00ecnh d\u1ea1ng v\u1ecf th\u00e0nh c\u00e1c ph\u1ea7n t\u1eed nh\u1ecf h\u01a1n v\u00e0 \u00e1p d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p s\u1ed1 \u0111\u1ec3 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 cho ph\u00e9p c\u00e1c k\u1ef9 s\u01b0 d\u1ef1 \u0111o\u00e1n h\u00e0nh vi s\u1ee5p \u0111\u1ed5 v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 t\u1ed1i \u01b0u h\u00f3a thi\u1ebft k\u1ebf v\u1ecf cho ph\u00f9 h\u1ee3p.<\/p>\n<p>Chuy\u1ec3n t\u1eeb t\u00ednh to\u00e1n l\u00fd thuy\u1ebft sang \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf, \u0111\u00f3 l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 x\u00e1c nh\u1eadn t\u00ednh ch\u00ednh x\u00e1c c\u1ee7a c\u00e1c d\u1ef1 \u0111o\u00e1n c\u01b0\u1eddng \u0111\u1ed9 s\u1ee5p \u0111\u1ed5 th\u00f4ng qua th\u1eed nghi\u1ec7m trong ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0 th\u1eed nghi\u1ec7m th\u1ef1c \u0111\u1ecba. C\u00e1c quy tr\u00ecnh th\u1eed nghi\u1ec7m nh\u01b0 th\u1eed nghi\u1ec7m n\u1ed5 v\u00e0 th\u1eed nghi\u1ec7m s\u1eadp khi\u1ebfn c\u00e1c m\u1eabu v\u1ecf ph\u1ea3i ch\u1ecbu c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4 ph\u1ecfng c\u1ee7a l\u1ed7 khoan, cho ph\u00e9p c\u00e1c k\u1ef9 s\u01b0 x\u00e1c minh \u0111\u1ed9 tin c\u1eady c\u1ee7a c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh thi\u1ebft k\u1ebf c\u1ee7a h\u1ecd v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c c\u1ea3i ti\u1ebfn n\u1ebfu c\u1ea7n thi\u1ebft.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"casing pipe Chinese best supplier,casing pipe Chinese good manufacturer,casing pipe China high-grade\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/SPZwxLw3uB8?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>Ngo\u00e0i vi\u1ec7c \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a gi\u1ebfng, vi\u1ec7c s\u1eed d\u1ee5ng \u1ed1ng ch\u1ed1ng c\u00f3 \u0111\u1ed9 s\u1eadp cao c\u00f2n mang l\u1ea1i l\u1ee3i \u00edch kinh t\u1ebf b\u1eb1ng c\u00e1ch gi\u1ea3m thi\u1ec3u th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p can thi\u1ec7p t\u1ed1n k\u00e9m li\u00ean quan \u0111\u1ebfn h\u01b0 h\u1ecfng \u1ed1ng ch\u1ed1ng. B\u1eb1ng c\u00e1ch ch\u1ecdn \u1ed1ng ch\u1ed1ng c\u00f3 x\u1ebfp h\u1ea1ng \u0111\u1ed9 b\u1ec1n s\u1eadp ph\u00f9 h\u1ee3p, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u r\u1ee7i ro v\u00e0 n\u00e2ng cao hi\u1ec7u qu\u1ea3 ho\u1ea1t \u0111\u1ed9ng, g\u00f3p ph\u1ea7n v\u00e0o th\u00e0nh c\u00f4ng chung c\u1ee7a c\u00e1c d\u1ef1 \u00e1n khoan d\u1ea7u kh\u00ed.<\/p>\n<p>T\u00f3m l\u1ea1i, \u1ed1ng ch\u1ed1ng s\u1eadp cao \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c b\u1ea3o v\u1ec7 t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a gi\u1ebfng d\u1ea7u v\u00e0 ho\u1ea1t \u0111\u1ed9ng khoan kh\u00ed. Th\u00f4ng qua vi\u1ec7c \u00e1p d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh thi\u1ebft k\u1ebf nghi\u00eam ng\u1eb7t, m\u00f4 ph\u1ecfng s\u1ed1 ti\u00ean ti\u1ebfn v\u00e0 x\u00e1c th\u1ef1c th\u1eed nghi\u1ec7m, c\u00e1c k\u1ef9 s\u01b0 c\u00f3 th\u1ec3 \u0111\u00e1nh gi\u00e1 ch\u00ednh x\u00e1c \u0111\u1ed9 b\u1ec1n s\u1eadp \u0111\u1ed5 v\u00e0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t v\u1ec1 vi\u1ec7c tri\u1ec3n khai v\u1ecf b\u1ecdc. B\u1eb1ng c\u00e1ch \u01b0u ti\u00ean l\u1ef1a ch\u1ecdn v\u1ecf ch\u1ea5t l\u01b0\u1ee3ng cao c\u00f3 \u0111\u1ee7 kh\u1ea3 n\u0103ng ch\u1ed1ng s\u1eadp, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u r\u1ee7i ro, t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t khoan v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1ef1 th\u00e0nh c\u00f4ng l\u00e2u d\u00e0i cho c\u00e1c d\u1ef1 \u00e1n c\u1ee7a h\u1ecd.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec3u t\u1ea7m quan tr\u1ecdng c\u1ee7a v\u1ecf c\u00f3 \u0111\u1ed9 s\u1eadp cao trong ho\u1ea1t \u0111\u1ed9ng khoan d\u1ea7u kh\u00ed Hi\u1ec3u t\u1ea7m quan tr\u1ecdng c\u1ee7a v\u1ecf s\u1eadp cao trong ho\u1ea1t \u0111\u1ed9ng khoan d\u1ea7u kh\u00ed&#8230;<\/p>\n","protected":false},"author":1,"featured_media":1459,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[1],"tags":[82,90,212,81,85,552],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"vi","enabled_languages":["en","ar","zh","nl","fr","de","hi","id","it","ja","ko","pt","ru","es","th","tr","vi"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"ar":{"title":true,"content":true,"excerpt":false},"zh":{"title":true,"content":true,"excerpt":false},"nl":{"title":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"de":{"title":true,"content":true,"excerpt":false},"hi":{"title":true,"content":true,"excerpt":false},"id":{"title":true,"content":true,"excerpt":false},"it":{"title":true,"content":true,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"ko":{"title":true,"content":true,"excerpt":false},"pt":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"es":{"title":true,"content":true,"excerpt":false},"th":{"title":true,"content":true,"excerpt":false},"tr":{"title":true,"content":true,"excerpt":false},"vi":{"title":true,"content":true,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/posts\/8469"}],"collection":[{"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/comments?post=8469"}],"version-history":[{"count":0,"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/posts\/8469\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/media\/1459"}],"wp:attachment":[{"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/media?parent=8469"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/categories?post=8469"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/petroleumtubes.com\/vi\/wp-json\/wp\/v2\/tags?post=8469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}