鄂尔多斯盆地长7段页岩油渗吸驱油现象初探
吴志宇,高占武,麻书玮,赵继勇,时建超,李桢

Preliminary study on imbibition and oil displacement of Chang 7 shale oil in Ordos Basin
Zhiyu WU,Zhanwu GAO,Shuwei MA,Jiyong ZHAO,Jianchao SHI,Zhen LI
表3 不同孔隙半径岩心渗吸相对采出程度
Table 3 Relative recovery degree of core imbibition with different pore radius

岩心

编号

孔隙度

/%

渗透率

/(10-3 μm2

不同孔隙半径采出程度/%
小于10 μm10~20 μm大于20 μm
平均值9.060.1372.0516.0211.92
木21-29.810.15974.8412.5812.53
里21-28.490.13980.9414.554.52
安25-28.890.08160.3720.9318.71