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射孔完井的水平井向井流动态关系
引用本文:刘想平 蒋志祥. 射孔完井的水平井向井流动态关系[J]. 石油勘探与开发, 1999, 26(2): 71-78
作者姓名:刘想平 蒋志祥
作者单位:[1]清华大学 [2]中国石油天然气集团公司石油勘探开发科学研究院
基金项目:“九五”国家重点科技攻关项目
摘    要:针对几种常见类型油藏(底水驱油藏,边水驱油藏,上、下封闭边界油藏)导出了射孔完井的水平井生产时单相原油三维稳态流动的压力分布,并根据质量守恒原理及动量定理导出了射孔水平井筒内压降计算新公式。建立了耦合油层中渗流与水平井筒内流动的向井流动态关系模型,提出了求解模型的方法。用该模型制作了一口实例水平井的向井流动态关系曲线,并分析了射孔密度对其产量的影响,该模型可用于水平井产能预测及射孔参数优选。图3表1参8(陈志宏摘)

关 键 词:射孔完井 完井 水平井 向井流动态

Inflow performance relationship for perforated horizontal wells.
Liu,Xiangping,et al.. Inflow performance relationship for perforated horizontal wells.[J]. Petroleum Exploration and Development, 1999, 26(2): 71-78
Authors:Liu  Xiangping  et al.
Affiliation:Liu,Xiangping, et al.
Abstract:The 3D steady state pressure distribution of oil flow in several types of conventional reservoir due to a perforated horizontal well is derived, and a new formula for calculating pressure drop along the perforated horizontal wellbore is also derived based on the principle of conservation of matter and momentum theorem. Inflow performance relationship (IPR) model coupling fluid flow in the reservoir with the flow in the horizontal wellbore is developed. The method for solving the model is presented. The model has been used to generate IPR curve for an example well and to analyze the effect of perforation density on the well rates. The model provides a useful tool for predicting well productivity and for optimizing perforation parameters.
Keywords:Horizontal well   Perforation   Steady flow   Three dimensional   Pressure distribution
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