Recently research point that polymer flooding can enhance displacement efficiency, some researchers argue that it’s due to the increase of capillary number, because researcher find that capillary number determines displacement efficiency.
近来的研究指出聚驱可提高驱油效率，有人认为这是毛管数提高之故，因为采收率大小取决于于毛管数。
参考来源 - 聚合物粘弹性及体系的界面张力对驱油效率影响的实验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
Relative permeability of oil phase increases with the capillary number but is insensitive to non-Darcy effect.
油相相对渗透率对非达西效应不敏感，但随毛细管数增加而增加。
Relationship between the capillary number and sweep efficiency and residual oil saturation were given from laboratory tests.
通过试验给出了天然岩心驱油效率与毛管数的关系，剩余油饱和度与毛管数的关系。
Reduction of interfacial tension can increase capillary number, accordingly, reduce saturation of irreducible oil, enhance ability of oil recovery.
界面张力的降低可提高毛管数，从而使残余油饱和度下降，提高原油采收能力。
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