For this kind of reservoir, hydrophilic property of the sandstone could be used advantageously. According to the spontaneous imbibition expulsion mechanism of the sandstone, the higher recovery efficiency could be obtained by water injection-production.
该类油藏可充分利用其砂岩的亲水性,根据亲水介质的自吸排油机理,对生产井周期性地先注水后采油,进行注水吞吐开发,来提高油藏最终采收率。
参考来源 - 亲水砂岩油藏注水吞吐开发模式探讨·2,447,543篇论文数据，部分数据来源于NoteExpress
After water flooding oil field is put into full operation, water injection becomes the basis and guarantee of oil production.
水驱油田进入全面注水开发后，处理好注水问题是原油生产的基础与保障。
The results show that oil recovery can be enhanced effectively by gravity drive of crestal nitrogen injection for increasing oil production and decreasing water cut.
研究结果表明，气顶油藏顶部注氮气重力驱可以有效地提高采收率，达到降水增油的效果；
An effective comprehensively broken down works have been implemented aimed to increasing production and decreasing pressure to the contradiction caused by dual high water injection in Erlian oilfield.
二连油田针对“双高注水”产生的一系列矛盾有效开展了以“提液降压”为主的油田综合治理工作。
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