Above results have a significance in studies on the mechanism of polymer flooding and improvement of flooding efficiency.
上述结果对研究聚合物驱油机理，提高驱油效率有一定意义。
Theory and practice both come to the conclusion that the miscibility flooding efficiency is higher than immiscible flooding efficiency.
理论和实践都已证明：混相驱的驱油效率比非混相的高。
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)。
Application of this method in block Shen84 An12 showed that new water entries had started, water entering into high permeable layers had been controlled, and water flooding efficiency had improved.
该技术在沈84 -安12块的应用表明，启动了新的吸水层，控制了高渗层吸水，提高了注水开发效果。
The testing and calculating results show that efficiency and effectiveness can be treated as two gauges to evaluate and choose flooding surfactants.
通过试验和计算，认为效率和效能可以作为评价和筛选驱油用表面活性剂的两个标尺来使用；
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。
An experimental study was conducted about recovery efficiency on Brine flooding and Alkaline, Surfactant, Polyacrylamide flooding (ASP) in modeling Daqing Oil Field stratum.
在模拟大庆油田地层条件下，进行了水驱以及碱-表面活性剂-聚合物(asp)三元复合体系驱油效率的实验研究。
In the polymer flooding process, the function of polymer played a crucial role to improve the flushing efficiency.
在聚合物驱油过程中，聚合物的性能对提高驱油效率起到了至关重要的作用。
Pressure changes in polymer flooding is related with many factors. by which the efficiency of polymer flooding is directly reflected.
聚合物驱时注入压力的变化与许多因素有关，它可直接反映注聚效果的好坏。
The role of retention will not only block flooding channel, resulting in displacement efficiency declined, but also cause formation plugging, leading to injection pressure increased.
滞留作用不仅阻断了驱油通道，导致洗油效率下降，而且还会引起地层堵塞，使注入压力升高。
A data study of the efficiency of pipeline system used for reciprocating pump water flooding in oil field was done through experiment.
概述了用实验方法对油田注水管网系统中的管网进行现场数据测试和模拟流程数据测试。
On water use efficiency, growth and biomass accumulation of seedlings, the seedlings under intermediate water supply treatment are better than those of flooding and drought treatment.
中等供水处理扦插苗在水分利用效率、苗木生长及生物量方面，显著高于淹水和干旱胁迫处理。
Results show that polymer flooding can improve the producing reserves effectively, extend the plane sweep efficiency, reduce the difference between layers and balance the in-layer vertical producing.
结果表明，聚合物驱可有效地提高油层的动用状况，扩大平面波及系数，减小层间差异，使层内纵向动用更加均匀。
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。
Polymer flooding technology enhances oil recovery by increasing the sweep efficiency of water.
聚合物驱油技术是通过提高水的波及系数提高原油采收率。
Comparing with water flooding, the viscoelasticity of polymer flooding is favorable for improving the sweep efficiency of reservoirs, but it is limited to enhance oil recovery.
与注水工艺相比，聚合物所具有的粘弹性能提高驱油效率，但其对提高采收率的贡献是有限的。
Surfactant flooding can reduce injection pressure increase quantity, and can improve the efficiency of flooding, can effectively solve the problems existing in the water.
表面活性剂驱可以降低注入压力增加注入量，又可以提高驱油效率，能够有效的解决注水中存在的问题。
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 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。
Through 20 years' study and practice, Chinese chemical flooding technique occupied leading place in the world on technology, scale and efficiency.
经过近20年的研究和实践，中国的化学驱在技术、规模、效果等方面均已走在世界前列。
Application results show that data from cased hole logging can indicate the process and efficiency of polymer flooding more directly and more exactly than any other testing data.
所得资料与其它测试资料相比，可以更直接、更确切地反应驱油过程和效果。
Especially suitable for carbon black, Dispersion, Intensive absorption into pigment surface, high dispersing efficiency, Reduces flooding, increases colour developing.
特别适合分散碳黑，强烈吸附颜料表面，分散效率高，减少浮色，提高展色性能。
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；
Low separate flooding string efficiency is one of the main problems in the exploitation of the Lin-pan Oilfield.
分层注水管柱有效率低一直是困扰临盘油田开发生产的一大难题。
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。
In water flooding, the quality of injected water not only has influence on the efficiency of the process system, but also on the index and result of oilfield development.
在注水开发中，注入水水质的好坏不仅影响注水工艺系统的效率，还影响油藏的开发指标及开发效果。
The flooding pattern of a area is optimized according to the distribution rule of the fractures. Productivity and waterflooded sweep efficiency of this oil reservoir raised effectively.
根据裂缝分布规律，优化了A区注采井网，有效地提高了该油藏产能和注水波及系数。
The flooding pattern of a area is optimized according to the distribution rule of the fractures. Productivity and waterflooded sweep efficiency of this oil reservoir raised effectively.
根据裂缝分布规律，优化了A区注采井网，有效地提高了该油藏产能和注水波及系数。
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