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。
Cost of water injection is reduced and oil displacement efficiency is improved by converting water drive to expansion drive.
将水驱转换为弹性驱,降低了注水成本,提高了驱油效率。
All the laboratory experiment results show oil displacement efficiency inorganic gel oil displacement agent is high and its price is low.
室内试验结果表明它具有良好的驱油效果,而且成本低廉。
The relative average error between predicted oil displacement efficiency and actual value is 8.7%, the accuracy meets demand of production.
驱油效率实际值与预测值平均相对误差8.7%,精度满足生产要求。
A compounded system mainly composed of petroleum sulfonate was developed and then an oil displacement efficiency experiment was carried out.
通过大量的室内实验,研制出以石油磺酸盐为主剂的复配体系,并开展了驱油效率实验。
It also discusses the gelling mechanism, oil displacement mechanisms and the factors influencing the oil displacement efficiency by clay gel.
讨论了粘土胶驱油体系的成胶机理、驱油机理和对粘土胶驱油的影响因素。
Mechanism of low interfacial tension system increasing oil displacement efficiency is analyzed based on microscopic oil displacement experiments.
通过微观驱油实验结果分析低界面张力体系能够提高驱油效率的机理。
But because polymer could not decrease surface tension, it theoretically could not decrease oil film loss or improve oil displacement efficiency.
但是,由于聚合物并不能降低表面张力,因此,从道理上讲也不能减少油膜损失或者说提高驱油效率。
The oil displacement efficiency of the ASP combinational flooding solution of varying alkaline concentration used at Daqing is studied experimentally.
实验研究了大庆油田所用ASP三元复合驱替液的驱油效率与碱浓度之间的关系。
The stimulating displacement experiments show that, based on water flooding efficiency 58.65%, the oil displacement efficiency can increase 15.75% (OOIP).
模拟驱油实验表明,在水驱原油效率58.65%的基础上可再提高驱油效率15.75% (OOIP)。
How to control water cut, extend swept volume of water injection and enhance oil displacement efficiency is a problem in dire need of settle at this time.
如何有效地控制含水,扩大注水波及体积,提高驱油效率是当前所要急需解决的问题。
Therefore, we can make sure that polymer flooding can obviously improve a sweeping efficiency, but do not think it can improve oil displacement efficiency.
因此,确切地说聚合物驱可以提高波及效率,但不能认为聚合物驱可以提高驱油效率。
The steam flood can improve heavy oil seepage flow characteristics, remain oil saturation, and enhance oil displacement efficiency, conformance factor as well as EOR.
因此,注蒸汽热采可以改善稠油渗流特性,降低残余油饱和度,提高驱油效率、波及系数及采收率。
Polymer flooding can enhance the oil displacement efficiency through enhancing the water-out degree. But it is very difficult to decrease the waterflood remaining oil.
可通过提高水洗程度来提高驱油效率,但降低水驱残余油的难度很大。
The Results shows that the oil displacement efficiency is mainly affected by pore structure, macro heterogeneity, oil viscosity and technology policy of water flooding.
砾岩油藏驱油效率主要受储层微观孔隙结构特征、储层宏观非均质性特征、原油粘度和注水政策的影响。
The hurtlement of polymer solution along high permeable zones in reservoir strata is an important factor affecting the oil displacement efficiency in polymer flood in Daqing.
聚合物溶液沿高渗透层突进,是影响大庆油田聚合物驱效果的一个主要因素。
Decrease of the oil displacement efficiency of the damaged reservoirs is mainly resulted from the reduction of matrix permeability, change of wettability and increase of capillary pressure.
基质渗透率的降低、润湿性的改变以及毛细管压力的增大是储层驱油效率降低的主要因素。
After an analysis of the quality of injected water which exists in the pipes in Liuzan of Jidong Oilfield, it is found that the injected water scales, affects the oil displacement efficiency.
通过对冀东油田柳赞作业区注水水质的现状分析,得出管网结垢影响注水开发效果。
Properties of OCS surfactant were studied for application to Block 1219 in Dagang oilfield by measuring interfacial tension, solubilization capacity, adsorption amount and oil displacement efficiency.
通过界面张力、增溶率、吸附量以及驱油效率的测定,研究了OCS表面活性剂用于大港油田枣1219断块油藏表面活性剂驱的性能。
Decreasing interfacial tension or enhancing the viscoelasticity or displacement velocity is favorable to increasing the displacement efficiency of oil film.
降低界面张力、增强驱油剂的黏弹性、增加驱替速度,有利于提高驱替残余油膜的驱替效率。
On the basis of seepage flow mechanics, the impact of displacement rate on enhance oil recovery efficiency in different types of reservoir was investigated.
从渗流力学的基本规律出发,对几种不同类型储层驱替速度对提高油气采收率的影响进行了理论探讨。
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。
Compared to secondary recovery, it improves the sweep volume and efficiency of oil displacement by the AIDS of physical and chemical dual effect.
与二次采油相比,它借助物理和化学的双重作用,提高驱油的波及体积和效率。
In the evaluation of displacement efficiency of water flooding and watered out degree, oil saturation of reservoirs must be studied.
油田注水驱油效果以及水淹程度评价中,都需要研究储层含油饱和度的变化状况。
The effect of polymer solution on improvement of oil-displacement efficiency in high permeability layer is better than the effects in medium and low permeability layer.
聚合物溶液在模型高渗透层内提高驱油效率作用的效果要好于中、低渗透层。
The sweep efficiency and oil displacement effect of polymer flooding in seven spot and five spot patterns for single and multizone reservoirs were simulated by numerical simulation.
用数值模拟研究手段对七点法井网、五点法井网以及单油层、多油层聚合物驱的波及系数及驱油效果进行了模拟;
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。
This paper produces a high efficiency and cheap inorganic gel oil displacement agent suitable for low permeability, fractured reservoir.
介绍一种适合低渗透、裂缝性油藏的高效廉价的三次采油用剂。
This paper produces a high efficiency and cheap inorganic gel oil displacement agent suitable for low permeability, fractured reservoir.
介绍一种适合低渗透、裂缝性油藏的高效廉价的三次采油用剂。
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