交替注CO2/N2驱油机理数值模拟研究
Complex Hydrocarbon Reservoirs（2010）
Abstract
针对江苏油田已投入开发断块油藏,开展交替注CO2/N2段塞驱提高采收率可行性研究.在地层复合流体相态特征实验数据拟合计算基础上,采用数值模拟技术开展均质剖面、正韵律剖面、反韵律剖面、含夹层剖面、层间非均质剖面模型注N2、注CO2、交替注注CO2/N2气驱开发效果敏感性分析,阐述交替注CO2/N2段塞驱替机理.
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Key words
reservoir numerical simulation,CO2 alternate N2 slug injection,displacment mechanisms,profile model
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