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基于测井曲线无量纲交会法的致密砂岩储层“甜点”识别及预测
Authors
关平
师永民
杜书恒
郭春安
Publication date
1 January 2020
Publisher
Abstract
基于自然伽马和声波时差曲线对致密砂岩储层具有良好测井响应的原理,采用经验试错法、基于储层非均质性的归一化法和声波孔隙度法3种方式,将鄂尔多斯盆地某油田区块的自然伽马和声波时差曲线变换成新曲线,提出测井曲线无量纲交会法,构建得到非均质性评价指标(HEI)和孔-渗综合评价指标(PPI)两个"甜点"指数,对致密砂岩储层进行定量评价。探索综合运用无量纲交会法和"甜点"指数判别法来识别致密砂岩储层"甜点"的新方法,对研究区储层进行分类评价及"甜点"预测。研究结果与矿场实测数据吻合度较高,可为致密砂岩储层"甜点"预测提供较重要的理论和实践依据
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Institute Of Mechanics,Chinese Academy of Sciences
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oai:dspace.imech.ac.cn:311007/...
Last time updated on 19/05/2020
Institute Of Mechanics,Chinese Academy of Sciences
See this paper in CORE
Go to the repository landing page
Download from data provider
oai:dspace.imech.ac.cn:311007/...
Last time updated on 08/06/2020