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Wettability affects relative permeability curves because it is a major factor controlling the location, flow, and spatial distribution of fluids in the reservoirs.
润湿性是控制储层中流体位置、流动和空间分布的主要因素,因此对相对渗透率曲线有重要影响。
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This paper presents a simplified mathematical model for describing the water block mechanism and its influences, based on Darcy's formula and relative permeability curve and capillary pressure curve.
根据达西公式及相对渗透率曲线和毛管压力曲线的表示式,提出了一个描述水锁机理及其影响因素的简化的数学模型。
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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。
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The effects of heterogeneity of pore configuration, specially clay mineral content and injected water quality on the relative permeability curves, are considerable.
孔隙结构的非均质性,特别是粘土矿物的含量和注入水水质对相对渗透率曲线的影响都很大。
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High temperature relative permeability curves are parameters essential in the numerical simulation of thermal drive.
高温相对渗透率曲线是热采数值模拟中一项不可缺少的参数。
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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。
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The base of this method is to normalized and to average relative permeability curves.
新方法的基础是归一化和平均相对渗透率曲线。
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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。
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The effect of wettability on recovery and relative permeability by waterflood test and the method of controlling rock wettability by aging crude oil are studied in this paper.
通过实验研究了润湿性对采收率及相对渗透率的影响,还研究了利用原油老化控制岩石润湿性的方法。
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The relative permeability curve reflects the flowing law of oil and water under different water saturation, which is the basic data of productivity predicting in the development designing.
油水相对渗透率曲线综合反映了互不相溶的油水两相在不同含水饱和度下渗流规律的变化,是油田开发设计中产能预测的基础资料;
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According to the result of XPS, the nanometer polysilicon and the surfactant can adsorb on the rock surface, change its wettability, and enhance the water relative permeability.
岩芯的X射线光电子能谱分析显示,纳米聚硅和表面活性剂能吸附在岩石表面上,改变岩石表面的润湿性,提高水相相对渗透率。
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The experimental data available in literature were employed to build the incremental ratio function for relative permeability of two-phase medium.
基于已有的岩心实验数据,构造了振动采油条件下两相介质相对渗透率的变化率函数。
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On the basis of relative permeability curve, a method for calculating liquid production index for different water cut in vertical wells, deviate wells and horizontal wells is developed.
提出了一套根据相对渗透率曲线计算均质地层中不同含水条件下垂直井、斜井及水平井采液指数的方法。
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It is shown that radomes have the most optimized transmission performances if the relative permittivity of organic magnetic material equals to the relative permeability.
数值结果表明,相对介电常数和相对磁导率相等的磁性天线罩具有最佳的电磁传输特性。
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Although VG model can reasonably well match the simulated water retention curves, both VG and BC models underestimate relative permeability.
VG模型虽然可以与持水曲线匹配得很好,但是VG模型和BC模型都对相对渗透率估计过低。
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It is shown that the slab has the most optimized transmission performances if the relative permittivity of organic magnetic material equals to the relative permeability.
数值结果表明,相对介电常数和相对磁导率相等的磁性平板具有最佳的电磁传输特性。
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The book also covers techniques that are unique to reservoir simulation, such as pseudo relative permeability.
书中还包括技术,独特的,如假以油藏数值模拟,相对渗透率。
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This paper presents a new method of steady flow to solve the problem that the injection rate into cores is difficult to get steady, especially for gas in measuring relative permeability.
本文就用稳定法测量相对渗透率曲线中,存在的注入流量难以稳定的问题,提出了一种新的稳流方法。
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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。
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It shows many shapes of relative permeability curves, in which the straight line is common.
油藏相对渗透率曲线形态类型较多,以直线为主;
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The effects of pore-throat ratio, coordination number and shape factor on relative permeability were investigated in a water-wet condition by means of microscopic simulation.
利用孔隙网络模型研究水湿情况下孔喉比、配位数、形状因子对相对渗透率的影响。
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The effects of pore-throat ratio, coordination number and shape factor on relative permeability were investigated in a water-wet condition by means of microscopic si.
利用孔隙网络模型研究水湿情况下孔喉比、配位数、形状因子对相对渗透率的影响。
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The relative permeability curves of low permeable glutenite reservoirs are characterized by high irreducible water saturation, narrow region of two phase flow and low relative permeability of water.
以宝浪油田低渗透砂砾岩储层为例,主要分析了低渗透储层相对渗透率曲线的形态及变化特征和影响相对渗透率曲线形态变化的原因。
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The pore structure, oil and water flow mechanics including the lithology of sandstone core, electricity curve and relative permeability curve were characterized by fractal.
砂岩岩心不仅孔隙结构具有分形特征,而且油、水在岩石内部渗流过程中岩电特性曲线和油、水相对渗透率曲线也具有分形特征。
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Some novel characteristics of gas condensate relative permeability and distribution state under high velocity flow have been found in the analysis of application example.
实例分析揭示了高速流动下油气相对渗透率变化及油气分布状态新特征。
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The unsteady-state method for relative permeability measurement has been found to provide satisfactory results when applied to whole-diameter core samples of coal.
寻求出全直径煤层岩样测定相对渗透率的非稳定方法,并取得满意的结果;