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非均质储层注CO_2气驱数值模拟研究

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摘要 我国低渗透油气田石油地质储量丰富,CO2无毒环保与原油有很好的混溶性,已经证明对于水驱效果不好的低渗透油藏和小断块油藏,CO2驱可以取得很好的效果。本文通过数值模拟研究影响CO2驱油的主要因素有:储层渗透率、平面非均质性、沉积韵律、地层倾角。在初始参数的基础上调整各影响因素的参数大小进行数值模拟,分析出该影响因素对注CO2的采收率的影响,最后进行综合分析形成系统的认识。
出处 《中国新技术新产品》 2010年第21期6-6,共1页 New Technology & New Products of China
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