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Issue:
Study on Oil Displacement Efficiency Test for Low -permeability
Author(s):
Hao Yanqiu
,
Zhang Yanjuan
,
Yu Tao
Pages:
13
-
15
Year:
2008
Issue:
12
Journal:
Advances in Fine Petrochemicals
Keyword:
低渗稠油油藏
;
含油饱和度
;
驱油效率
;
室内试验方法
;
Abstract:
以辽河油田某低渗稠油区块为对象,对低渗稠油油藏室内驱油效率试验的方法进行了深入研究,考察了各试验条件对含油饱和度和驱油效率的影响,从而找到适合低渗稠油油藏驱油效率试验的条件及方法.研究结果表明,常规饱和油方式已不适合低渗稠油油藏,提高饱和油温度、降低饱和油速度、增加饱和油老化时间有利于试验岩心含油饱和度接近真实油藏,从而使驱油效率接近于实际采出程度.
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