| 全角曲率理论在指导下入深孔大直径井管中的应用 |
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| 引用本文：张平占,叶礼明,贺兆惠.全角曲率理论在指导下入深孔大直径井管中的应用[J].钻探工程,1994,(4):12-15.. Application of Full Angle Curvature Theory in Placing of Large Diameter Well Casing in Deep Well[J]. Drilling Engineering, 1994,(4):12-15. |
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| 张平占 叶礼明 贺兆惠 |
| 中国矿业大学，淮北矿务局 |
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| 中文摘要:利用测斜资料，采用全角曲率理论来计算钻孔弯曲曲率、曲率半径及大直径井管的弯曲应力，以指导在深孔中安全地下入大直径井管，避免井管折断事故。 |
| 中文关键词:全角曲率，深孔，大直径井管，弯曲应力 |
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| Application of Full Angle Curvature Theory in Placing of Large Diameter Well Casing in Deep Well |
| Zhang Pinzhan |
Zhang Pinzhan(China University of Mining Industy)
Ye Liming;He Zhaohui(Huaibei Bureau of Mines)
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| Abstract:By using of inclination measurements and on basis of the full angle curvature theory, the drill well bent curvature, curlature radius and stress of large diameteer well casing are calculated to guide safely placing large diameter well casing in deep wells and avoiding well casing bucling failure. |
| keywords:full angle curvature,large diameter well casing , bent stress, |
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