When PEFS and N2 gas are injected into a sand pack water flooded to residual oil state,the injection pressure increases from 0.05 to 2.8 MPa and the oil recovery—from 54% to 79%.
将模型水驱至残余油,注入强化泡沫,注入压力由0.05 MPa上升至2.8 MPa,采出程度由54%增至79%。
参考来源 - 孤岛中二区28A higher injection pressure can increase the vaporization rate,while there is no big difference on the absolute value of the vapor phase mass around the EOI.
高的喷射压力会提高喷雾的汽化速度,但是对喷射终了时刻气相质量的绝对值影响不大。
参考来源 - 点火室式直喷汽油机燃烧系统及其喷雾特性研究The results show that the injector with short needle valve can raise injection pressure while insuring the fuel injection system mechanical load unchanged.
结果表明短针阀喷油器在不增加燃油喷射系统机械负荷的前提下，提高了喷射压力。
参考来源 - 新型短针阀喷油器开发研制·2,447,543篇论文数据，部分数据来源于NoteExpress
Cycle polymer flooding method can reduce injection pressure.
周期注聚方式可以降低注入压力。
Influence of injection pressure and fuel temperature for standard fuel consumption was studied.
研究了喷油器开启压力和试验油温度对标准油量的影响；
Anew forecasting method of wellhead injection pressure for polymer flooding is established based on Dupuit formula.
依据裘比公式建立了一种新的聚合物驱油井口注入压力预测方法。
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