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Productivity evaluation and modeling of perforated well in naturally fractured reservoir using finite element method
Author(s): 
Pages: 63-67
Year: Issue:  5
Journal: ACTA PETROLEI SINICR

Keyword:  裂缝性油藏射孔有限元数值模拟回归产率比;
Abstract: 负压射孔已成为一种工业标准,成熟的砂岩油藏射孔优化设计理论只适用于无裂缝油藏的情形.裂缝的存在使得射孔完井油井的产能评价变得十分复杂,本文通过裂缝孔隙性油藏特征的三维物理模型描述及流体渗流的连续性方程建立,推导出了描述该问题的有限元数学模型.通过网格剖分、有限元数值求解和二次回归正交设计分析,首次获得了不同的射孔参数和地层参数与裂缝孔隙性油藏油井产能的定量关系,并进行了单因素及多因素结果分析,获得了一些重要结论.它可用于指导裂缝性及裂缝孔隙性油藏的射孔参数优化,提高一次完井效率.?#
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