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流线法在二维两相渗流解析求解中的应用
引用本文:刘雄,王晓冬,郝明强,姜龙燕,陆程. 流线法在二维两相渗流解析求解中的应用[J]. 断块油气田, 2013, 20(3): 337-340
作者姓名:刘雄  王晓冬  郝明强  姜龙燕  陆程
作者单位:1. 中国地质大学能源学院,北京,100083
2. 中国石油勘探开发研究院,北京,100083
3. 中国地质科学院矿产资源研究所,北京,100037
基金项目:国家科技重大专项"CO2驱油与埋存关键技术"
摘    要:以五点井网为例,基于压力叠加原理及Buckley—Leverett方程,利用流线法求解特征线,建立了二维两相非活塞式驱替的解析求解模型,并运用该模型对驱替过程中的饱和度分布、驱替前缘位置等进行了计算。文中将Buckley—leverel!方程应用于多维计算,给出了二维两相渗流问题的解析求解方法,并将计算结果与Eclipse数值求解结果进行对比.验证了该方法的实用性,对渗流计算的简化及解析求解理论向多维多相的进一步发展具有一定的推进意义

关 键 词:流线法  二维两相  五点井网  非活塞式驱替  驱替前缘

Application of streamline method in solving 2D two-phase seepage problem
Liu Xiong , Wang Xiaodong , Hao Mingqiang , Jiang Longyan , Lu Cheng. Application of streamline method in solving 2D two-phase seepage problem[J]. Fault-Block Oil & Gas Field, 2013, 20(3): 337-340
Authors:Liu Xiong    Wang Xiaodong    Hao Mingqiang    Jiang Longyan    Lu Cheng
Affiliation:1.Schnol of Energy Resources, China University of Geosdences, Beijing 100083, China; 2.Research Institute of Petroleum Exploration and Development, PetroChina, Beijing 100083, China; 3.Institute of Mineral Resources, Chinese Academy of Geological Sciences, Beijing 100037, China)
Abstract:Based on the presst,re superposition principle and Buckley-Leverett equation, the analytical solution model of 2D two- phase non-piston displacement in Eve-spot patten1 was established. The model was applied to calculate the saturation distribution, displacement front position in the princess of displacement. The Buckley-l,everett equation was applied into muhidimensional computation in this paper. The analytic solution was given for 2D two-phase flow problem. Through comparing the analytic results with the Eclipse numerical rest,Its, the practicability of this method had been verified. It has cerlain significance for promoting seepage calcation simplification and further development of analytical solution theory to multi-dimension and muhiphase.
Keywords:streamline method  2D two-phase  five--spot patterm  non-piston displacement  displacement front
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