IMECH-IR  > 水动力学与海洋工程重点实验室(2009-2011)
基于孔隙网络模型的微小喉道对岩芯驱油特征的影响分析
张旭辉; 鲁晓兵
Source Publication第十一届全国土力学及岩土工程学术会议论文集
2011
Pages207-218
Conference Name第十一届全国土力学及岩土工程学术会议
Conference Date2011
Conference Place中国甘肃兰州
Abstract喉道半径微小与分布非均匀性是低渗透油藏岩石孔隙结构的特征,微小喉道孔隙是低渗透油藏岩芯驱油的关键控制因素之一.利用三维准静态孔隙网络模型模拟了按照Thamama油田岩石分类的五种喉道半径分布孔隙结构特征,考察了微小喉道孔隙份额大小对低渗透油藏驱油的相对渗透率以及共流区影响.结果表明:对于非均匀喉道孔隙结构,微小喉道占的份额越大,毛管压力逐渐控制流动,水相对渗透率越小,驱油效率越低.通过与实验结果对比验证了三维准静态模型模拟低渗透油藏驱油的有效性.
Keyword低渗透 微小喉道孔隙 三维准静态孔隙网络 相对渗透率
DepartmentLMFS海洋土力学(LHO)
Funding Organization中国土木工程学会土力学与岩土工程分会、中国工程院土木、水利与建筑工程学部
URL查看原文
Language中文
Document Type会议论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/45233
Collection水动力学与海洋工程重点实验室(2009-2011)
Corresponding Author张旭辉
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GB/T 7714
张旭辉,鲁晓兵. 基于孔隙网络模型的微小喉道对岩芯驱油特征的影响分析[C]第十一届全国土力学及岩土工程学术会议论文集,2011:207-218.
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