JP5475896B2 - ねじ連結部群の評価方法及びシステム - Google Patents
ねじ連結部群の評価方法及びシステム Download PDFInfo
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/16—Connecting or disconnecting pipe couplings or joints
- E21B19/165—Control or monitoring arrangements therefor
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/006—Screw-threaded joints; Forms of screw-threads for such joints with straight threads
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49764—Method of mechanical manufacture with testing or indicating
- Y10T29/49766—Method of mechanical manufacture with testing or indicating torquing threaded assemblage or determining torque herein
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Description
本願は、2006年1月20日に出願された米国特許仮出願第60/760,737号の優先権主張出願である。
Claims (22)
- ねじ連結部の性能限界の評価と関連した方法であって、
ねじ連結部の評価群の構成要素を決定するステップを有し、前記評価群は第1の複数の前記ねじ連結部及び第2の複数の前記ねじ連結部を有し、
前記第1の複数のねじ連結部のそれぞれに対して、所定のトルク範囲のトルクまでねじ連結部を組み立てるステップを有し、
荷重及び圧力試験範囲内の、複数の荷重及び圧力試験条件で、前記組み立てた第1の複数のねじ連結部の各構成要素に物理的試験を行い、前記試験を行った複数の荷重及び圧力試験条件のそれぞれでの前記試験を行った構成要素の連結性能を試験し、第1の複数の試験を行った連結性能結果を生成するステップを有し、
前記荷重及び圧力試験範囲内の複数の荷重及び圧力モデル条件で、前記第1の複数のねじ連結部のそれぞれの構成要素にモデル化分析を行い、モデル化された複数の荷重及び圧力モデル条件に対するモデル化連結性能ファクタを決定し、前記第1の複数のねじ連結部の各構成要素に対する第1のモデル化連結性能ファクタを生成するステップを有し、
前記物理的試験及び前記モデル化分析の各構成要素の結果を比較し、第1の複数のねじ連結部に対する固有の性能ファクタ、前記第1の複数の試験を行った連結性能結果、及び第1の複数のモデル化連結性能ファクタを評価し、前記第1のねじ連結部の各構成要素に対する固有の性能ファクタ限界を決定するステップを有し、
前記第1の複数のねじ連結部のそれぞれの構成要素に対して決定された各固有の性能ファクタを互いに比較し、試験を行った第1の複数のねじ連結部の構成要素の夫々に対する決定された操作性能を表す第1の複数の構成要素群固有性能ファクタ群限界を決定するステップを有し、
前記荷重及び圧力試験範囲内の複数の荷重及び圧力モデル条件で、第2の複数のねじ連結部の各構成要素にモデル化分析を行い、前記モデル化された複数の荷重及び圧力モデル化条件に対する第2の複数のモデル化連結性能ファクタを決定し、前記第2の複数のねじ連結部に対して第2の複数のモデル化連結性能ファクタを生成するステップを有し、
前記第1の複数構成要素固有性能ファクタ群限界を、第2の複数のねじ連結部構成要素に適用して、前記第2の複数のねじ連結部の少なくとも一つに対する性能限界の許容範囲を特定するステップと、を有する方法。 - 前記評価群は、一貫性のある特徴部を有するねじ連結部を含む、請求項1記載の方法。
- 前記一貫性のある特徴部は、規定された範囲にわたるシール設計、ねじ山設計、ショルダ配設場所及びこれらの任意の組合せのうちの少なくとも1つを含む、請求項2記載の方法。
- 前記評価群は、一貫性のある性能特性を示すねじ連結部を含む、請求項1記載の方法。
- 前記一貫性のある性能特性は、加えられた荷重に対する機械的応答、機械的荷重の変化に対する接触圧力の応答、及び種々の組立て条件に対する接触圧力の応答のうちの少なくとも1つを含む、請求項4記載の方法。
- 前記第1の複数のねじ連結部及び前記第2の複数のねじ連結部を連結部の幾何学的条件に基づいて少なくとも一つのエンベロープ内に収まるよう形成して前記評価群を特定するステップを有する、請求項1記載の方法。
- 前記第2の複数のねじ連結部の少なくとも一つに対する性能限界の許容範囲を特定するステップは、前記第1の複数のねじ連結部及び前記第2の複数のねじ連結部を、前記第2の複数のねじ連結部の一部分が前記第1の複数のねじ連結部により定められる幾何学的条件範囲から外れた状態で少なくとも一つのエンベロープ内に収まるよう形成するステップを含む、請求項1記載の方法。
- 前記モデル化分析は、有限要素解析を含む、請求項1記載の方法。
- 前記有限要素解析は、適用された境界条件に対する特徴部の応力−歪み応答を計算するプロセス、特徴部相互間の接触圧力を計算するプロセス、及び特徴部の表面のところの歪みを計算するプロセスのうちの少なくとも1つを含む、請求項8記載の方法。
- 前記ねじ連結部の前記評価群は、炭化水素を産出する際に利用される管状部材相互間のねじ連結部を含む、請求項1記載の方法。
- 前記物理的試験は、組立て及び始動試験、破損に至るまでの引張り又は圧縮試験、圧潰又は破裂試験、液体密封性又はガス密封性試験、疲労試験、曲げ試験、熱サイクル試験、及び熱的急冷試験のうちの少なくとも1つを含む、請求項1記載の方法。
- 前記固有性能ファクタは、密封性ファクタ、構造的健全性ファクタ、耐ゴーリング性ファクタ、耐疲労性ファクタ、耐環境性ファクタ、又はこれらの任意の組合せを含む、請求項1記載の方法。
- 前記密封性ファクタは、加圧リザーバ又は注入流体が2つの管状部材により形成された前記ねじ連結部内にどれほど良好に封入されるかによって定められる、請求項12記載の方法。
- 前記固有性能ファクタは、母材の性質、表面仕上げ、特徴部の寸法、及び特徴部相互間の干渉のうち少なくとも一つを含む製造条件に少なくとも部分的に基づいている、請求項12記載の方法。
- 前記固有性能ファクタは、前記ねじ連結部の組立て及び設置の際における組立てトルク、組立て速度、及びねじ山コンパウンドのうちの少なくとも1つを含む条件に少なくとも部分的に基づいている、請求項12記載の方法。
- 前記固有性能ファクタは、温度、圧力、引張り荷重、圧縮荷重、曲げ荷重、及びねじり荷重のうちの少なくとも1つを含む前記ねじ連結部の使用条件に少なくとも部分的に基づいている、請求項12記載の方法。
- 前記密封性ファクタは、前記管状部材を通って運搬される流体に少なくとも部分的に基づいている、請求項12記載の方法。
- 前記構造的健全性ファクタは、加えられた荷重がねじ連結部特徴部間でどれほど良好に分布されるかで定められる、請求項12記載の方法。
- 前記耐ゴーリング性ファクタは、摩擦摺動に起因する表面損傷がねじ連結部特徴部によりどれほど良好に持ち堪えられるかで定められる、請求項12記載の方法。
- 前記耐疲労性ファクタは、繰り返し荷重が前記ねじ連結部の特徴部によってどれほど良好に持ち堪えられるかで定められる、請求項12記載の方法。
- 前記耐環境性ファクタは、加えられた荷重並びにその結果としての応力及び歪みが攻撃的な環境の存在下で前記ねじ連結部の特徴部によりどれほど良好に取り扱われるかで定められる、請求項12記載の方法。
- 第1の複数の評価群の固有の性能ファクタを、第1の複数のねじ連結部構成要素に適用し、第1の複数の評価群の構成要素の夫々に対する性能限界を特定するステップをさらに有する、請求項1に記載の方法。
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US76073706P | 2006-01-20 | 2006-01-20 | |
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EP (1) | EP1977357B1 (ja) |
JP (2) | JP5603550B2 (ja) |
CN (1) | CN101506624B (ja) |
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AT (1) | ATE487021T1 (ja) |
AU (1) | AU2006336632B2 (ja) |
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CA (1) | CA2635501C (ja) |
DE (1) | DE602006018068D1 (ja) |
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Also Published As
Publication number | Publication date |
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WO2007086998A3 (en) | 2009-04-30 |
AR059039A1 (es) | 2008-03-12 |
US8590641B2 (en) | 2013-11-26 |
CN101506624A (zh) | 2009-08-12 |
US9187965B2 (en) | 2015-11-17 |
CA2635501A1 (en) | 2007-08-02 |
EP1977357A4 (en) | 2009-12-02 |
JP5603550B2 (ja) | 2014-10-08 |
US20090250926A1 (en) | 2009-10-08 |
EP1977357A2 (en) | 2008-10-08 |
CA2635501C (en) | 2015-05-12 |
US20140041864A1 (en) | 2014-02-13 |
EP1977357B1 (en) | 2010-11-03 |
RU2008134134A (ru) | 2010-02-27 |
NO20083603L (no) | 2008-08-20 |
CN101506624B (zh) | 2011-08-03 |
DE602006018068D1 (de) | 2010-12-16 |
AU2006336632B2 (en) | 2012-09-20 |
JP2013064324A (ja) | 2013-04-11 |
BRPI0620876A2 (pt) | 2011-11-29 |
AU2006336632A1 (en) | 2007-08-02 |
BRPI0620876B1 (pt) | 2018-01-02 |
RU2432516C2 (ru) | 2011-10-27 |
NO338361B1 (no) | 2016-08-15 |
ATE487021T1 (de) | 2010-11-15 |
JP2009526927A (ja) | 2009-07-23 |
WO2007086998A2 (en) | 2007-08-02 |
MY152859A (en) | 2014-11-28 |
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