天然气地质学

主曲率法在碳酸盐岩气藏储层构造裂缝预测中的应用研究

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  • [1]西南石油学院研究生院; [2]西南石油学院石油工程院; [3]西南石油学院油气藏地质及开发工程国家重点实验室; 四川成都;

网络出版日期: 2005-06-20

THE RESEARCH ON MAIN CURVATURE METHOD APPLICATION IN CARBONATE GAS RESERVOIR'S STRUCTURAL FRACTURE PREDICTION

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  • 1.Graduate School, Southwest Petroleum Institute, Chengdu 610500, China; 2.Petroleum Engineering Department,Southwest Petroleum Institute, Chengdu 610500, China; 3.State Key Lab of Oil & Gas Reservoir Geology andExploitation, Southwest Petroleum Institute, Chengdu 610500, China

Online published: 2005-06-20

摘要

阐述了主曲率法用于碳酸盐岩气藏储层构造裂缝预测的理论原理及运用前提。在微分几何原理的基础上导出了构造面主曲率值的计算公式,给出了形成构造裂缝所必须的临界曲率值的确定方法,建立了主曲率法计算模型。以麻柳场构造嘉陵江组气藏为实例,运用主曲率法对其嘉二3、嘉四3两储层的裂缝发育情况进行了预测。预测结果与工区的生产及地质特征吻合较好,表征了主曲率法在气藏裂缝分布预测中的可行性和合理性。

本文引用格式

彭红利;熊钰;孙良田;姚广聚; . 主曲率法在碳酸盐岩气藏储层构造裂缝预测中的应用研究[J]. 天然气地球科学, 2005 , 16(3) : 343 -346 . DOI: 10.11764/j.issn.1672-1926.2005.03.343

Abstract

In this paper, the authors discuss the theory and precondition when main curvature method is used for carbonate gas reservoir’s structural fracture distributing prediction; educe the main curvature value calculating formula based on differential geometry; propose a method to calculate the critical main curvature value and establish a calculating model for main curvature method. With the Jialingjiang group Reservoir as a case, we predict Jia~3_2 and Jia~3_4 two zones’ fracture distributing using this method.

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