| 钻井用浮箍结构冲蚀安全优化数值模拟研究 |
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| 引用本文： | 陈新海,豆惠萍,王乐顶,李立昌,李毅,王锐,杨恺.钻井用浮箍结构冲蚀安全优化数值模拟研究[J].安全与环境工程,2019,26(1):170-176. |
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| 作者姓名： | 陈新海 豆惠萍 王乐顶 李立昌 李毅 王锐 杨恺 |
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| 作者单位： | 渤海钻探工程技术研究院,天津,300457;中国石油华北油田勘探开发研究院,河北沧州,062552;渤海钻探井下技术服务分公司,天津,300283 |
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| 基金项目： | 国家科技重大专项;国家科技重大专项 |
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| 摘 要： | 针对固井过程中套管用浮箍、浮鞋等附件频频发生失效事故,开展固井浮箍、浮鞋冲蚀优化的数值模拟研究。通过建立浮箍流场CFD有限元模型,定量模拟研究不同阀芯开度下含有固相颗粒的多相流对浮箍阀体的冲蚀速率,建立了冲蚀速率与固相颗粒含量、固相颗粒大小、阀芯开启度的关系曲线。结果表明:弹簧式浮箍在开启高度L大于或等于40mm,舌板式浮箍在阀板开启角度大于50°时,能使其冲蚀速率显著减小。
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| 关 键 词： | 固井 浮箍 冲蚀 安全优化 数值模拟 |
Numerical Simulation of Erosion Security Optimization of Floating Hoop Structure for Drilling |
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| CHEN Xinhai,DOU Huiping,WANG Leding,LI Lichang,LI Yi,WANG Rui,YANG Kai.Numerical Simulation of Erosion Security Optimization of Floating Hoop Structure for Drilling[J].Safety and Environmental Engineering,2019,26(1):170-176. |
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| Authors: | CHEN Xinhai DOU Huiping WANG Leding LI Lichang LI Yi WANG Rui YANG Kai |
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| Institution: | (Bohai Drilling Engineering Technology Research Institute,Tianjin 300457,China;Exploration and Development Research Institute of PetroChina Huabei Oilfield Company,Cangzhou 062552,China;Bohai Drilling Engineering Downhole Technology Service Branch,Tianjin 300283,China) |
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| Abstract: | CHEN Xinhai;DOU Huiping;WANG Leding;LI Lichang;LI Yi;WANG Rui;YANG Kai(Bohai Drilling Engineering Technology Research Institute,Tianjin 300457,China;Exploration and Development Research Institute of PetroChina Huabei Oilfield Company,Cangzhou 062552,China;Bohai Drilling Engineering Downhole Technology Service Branch,Tianjin 300283,China) |
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| Keywords: | well cementation float collar erosion optimization of security numerical simulation |
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