Extensive laboratory testing showed that associative polymers had no significant effect on the relative permeability to oil.
大量的实验室测试结果显示，复配的聚合物对油的相对渗透率无显著影响。
The flow resistance of foam is affected by those parameters such as surfactant concentration, oil saturation, temperature, permeability, water and gas phase velocity, etc.
泡沫的流动阻力受泡沫剂浓度、温度、油饱和度、渗透率以及水相和气相达西流速的影响。
The heterogeneity of an oil reservoir is mainly characterized by the non-uniformity of permeability distribution.
油层的非均质性主要体现为渗透率分布的不均匀。
A stimulation treatment routinely performed on oil and gas Wells in low-permeability reservoirs.
在低渗透性储层中通常对油井和气井所进行的增产处理。
Oil-Water relative permeability is an important parameter in the drawing up oilfield development scheme, the predicting of oilfield production performance and the reservoir simulation.
油水相对渗透率是油田开发方案编制、油田开采动态预测及油藏模拟中的一项重要参数。
Low permeability reservoir is one of the main oil and gas exploration areas in China.
低渗透储层是我国目前油气勘探的主要目标之一。
The influence of temperature, gas-liquid ratio, gas-liquid rate, residual oil saturation and permeability on steam foam sealing ability is studied on the basis of microscopic percolation study.
在蒸汽泡沫微观渗流研究的基础上，研究了温度、气液比、气液速率、残余油饱和度以及渗透率对蒸汽泡沫封堵能力的影响。
Relative permeability of oil phase increases with the capillary number but is insensitive to non-Darcy effect.
油相相对渗透率对非达西效应不敏感，但随毛细管数增加而增加。
It is showed that well logging data can be used to calculate oil and water relative permeability that can satisfy produced fluid types of evaluating reservoir.
结果表明，用测井数据可以进行油、水相对渗透率的计算，并且完全满足评价储集层的产液情况。
The variation of seepage velocity, resistance coefficient, reservoir permeability and oil recovery in porous media of water-drive reservoir in direct current (DC) electric field are studied in detail.
实验研究了外加直流电场作用下水驱油藏多孔介质中的流体渗流速度、阻力系数、储层渗透率及原油采收率的变化特性。
It is found that the oil effective permeability of low middle porous sandstone is related with the porosity, water saturation and shale volume of formation.
研究发现，油的有效渗透率与中低孔隙性储层的孔隙度、含水饱和度及泥质含量有关。
Wettability is an important factor controlling the distribution of the oil, it strongly affects capillary pressure, relative permeability, waterflood behavior and efficiency.
润湿性是控制这些剩余油分布的一个重要因素，它强烈影响着砾岩油藏水驱动态、毛管压力和相对渗透率。
For oil fields with low permeability and quite long production history, artificial lift and flooding methods are best choices.
对于低渗油气田或生产历史长的油气田，采取特殊方法比如人工举升和注水开发进行开采。
During oil field exploration and development, permeability is necessary to every aspect from start to finish.
在油田的勘探开发过程中，始终都离不开渗透率这个参数。
The main characteristics of Gunan 131 fault block oil reservoir in Gudao oilfield are deep burial, low permeability, difficult water injection, low recovery percent and low recovery efficiency.
孤岛油田孤南131断块油藏的主要特征是埋藏深、渗透率低、注水困难、采出程度低、采收率低。
It is indicated that the technique of shielded temporary plugging is quite effective for reservoir protection of viscous oil fields with high permeability and low pressure in Bohai Sea.
实践证明，屏蔽暂堵技术是目前对渤海高渗、低压、稠油油田实施储层保护的一项行之有效的技术。
Different characteristic of oil bearing strata, especially permeability contrast can arise fingering of the water oil frontal during waterflooding stage in a regular multilayer reservoir.
常规多层油藏在注水开发时由于各储层物性差异特别是渗透率的差异，会引起各储层油水前缘的指进现象。
However, most of undeveloped new blocks are low-grade reservoirs with many development difficulties such as super heavy oil, low permeability, thin bed and deep pay.
而尚未开发的新区大多属于超稠油、低渗、薄层或深层等开采难度较大的低品位油藏。
Zhongyuan oil field is a complex fault block sandstone reservoir, which has deep oil reservoir rock, low permeability and serious heterogeneity.
中原油田是一个复杂断块砂岩油气田，储集层埋藏深，渗透率低，非均质严重。
The study on air injection mainly aims at the heavy oil in China, but most of low permeability reservoirs are light oil reservoirs.
低渗透油藏大多属于轻质油藏，轻质油藏注空气已经越来越受到人们的关注。
On the contrary, oil-phase relative permeability declines quickly, while water-phase relative permeability goes up slowly.
反之则油相相对渗透率下降较快，水相相对渗透率上升较缓。
In the case of same horizontal section, the oil production increase in low permeability reservoir is more than that in high permeability reservoir.
研究表明在水平段长度相同的情况下，低渗油藏的增产倍数高于高渗油藏。
The oil saturation correlates positively with the permeability.
含油饱和度与渗透率呈正相关关系。
During the solutions, effects of temperature on viscosity, oil saturation and oil-water relative permeability are taken consideration.
在求解过程中，考虑了温度对粘度、含油饱和度和油水相对渗透率的影响。
Many experiments show that: when a well produces oil from a reservoir, the porosity and permeability will decrease, as fluid pressure drops, especially for reservoirs with abnormal high pressure.
大量实验表明：当油藏生产原油时，随着地层中流体压力的降低，油层的孔隙度和渗透率下降，特别是在异常高压油藏中尤为显著。
Formation fracturing is the basic measure to develop low permeability oil field. Water searching and shutoff should be done early.
油层压裂改造是开发好低渗透油田最基本的措施以及尽早卡堵水的问题等。
Calculation methods and formulae of porosity, permeability, shale content and oil saturation are given in the part of log interpretation.
测井解释中对孔隙度、渗透率、泥质含量和含油饱和度给出了计算方法和公式。
Taking Niuxintuo oilfield as an example, ways for developing the low permeability reservoirs of Liaohe oil area high efficiently are proposed on the basis of its geologic and development features.
以牛心坨油田牛心坨油层为例，在对其地质、开发特征进行总结的基础上，提出辽河油区低渗油藏高效开发的做法。
The measurement results showed that the invasion of the filtrates of oil-base mud and water-base mud has a considerable effect on oil phase permeability.
测定结果表明，试验所用的油基和水基泥浆滤液的侵入均对油相渗透率造成相当严重的损害。
The measurement results showed that the invasion of the filtrates of oil-base mud and water-base mud has a considerable effect on oil phase permeability.
测定结果表明，试验所用的油基和水基泥浆滤液的侵入均对油相渗透率造成相当严重的损害。
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