...究 驱替效率 采出程度 [gap=2008]Keywords] low permeability；long core displacement；test study；displacement efficiency；degree of reserve recovery ...
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The results indicate that the effect of surfactant concentration on displacement efficiency is determined by its surface characters and total quantity. The injecting time of surfactant has little effect on displacement efficiency.
结果表明 ,表面活性剂浓度对驱油效果的影响取决于表面活性剂的界面特性和总用量 ,加入表面活性剂的时机对最终驱油效果影响不大 ,吸附量大的表面活性剂的驱油效果差。
参考来源 - 稠油油藏蒸汽表面活性剂复合驱数值模拟研究The oil recovery under water drive is an important factor for the evaluation of water displacement efficiency of a reservoir.
油藏水驱开发潜力是分析评价油藏开发开采水平的重要参数。
参考来源 - 模糊综合评判法确定油藏水驱开发潜力·2,447,543篇论文数据，部分数据来源于NoteExpress
In the process of displacement of oil by polymer solution, the viscosity and viscoelasticity of polymer solution are vital to displacement efficiency.
在聚合物驱油过程中，聚合物溶液的粘度和粘弹性对提高驱油效率起到了至关重要的作用。
This is a new EOR technology which can improve swept factor and oil displacement efficiency.
是既有提高波及系数，也有提高洗油效率的一种新的提高原油采收率技术。
Cyclic water injection development can expand sweep radius and enhance displacement efficiency.
通过多周期的注水吞吐开发，逐渐扩大水驱波及半径，提高驱替效率。
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