毛细滞后是未饱和多孔介质中很重要的特性之一。
Capillary hysteresis is one of the important behaviors in unsaturated porous media.
第三方面建立了饱和多孔介质单相流体固流耦合蠕变的数学模型。
Third, the mathematical model describing the nonlinear creep phenomena of solid-fluid coupling of one-phase fluids in saturated porous medium is established.
本论文研究了含湿饱和多孔介质内部流体凝固相变过程以及相变过程中流体溶质的传输过程。
The thesis is mainly on the research and analysis of the freezing process in the saturated porous media and solute distribution in that process.
应用混合物的连续介质理论，建立了冻融过程中饱和多孔介质的渗流场、应力场和温度场耦合作用的数学模型。
With the application of continuum theory of mixture, a mathematical model for the coupled seepage, stress and temperature for freezing and thawing of water saturated porous media has been established.
应用混合物的连续介质理论，建立了冻融过程中饱和多孔介质的渗流场、应力场和温度场耦合作用的数学模型。
The physical processes involved in freezing and thawing of concrete were simulated in a mathematical model based on thermodynamics and pore-elastic theory.
黏弹性流体饱和多孔介质模型比采用单相介质或者弹性饱和孔隙介质更接近实际的土层介质，来该模型来研究土层介质的动力响应更为合理。
The fluid saturated porous viscoelastic media is closer to actual stratum than Biot media and single-phase media, and the researches on its dynamic response will be more reliable.
在给定的饱和度下，未固结的多孔介质的非润湿渗透率高于排水渗透率。
At a given saturation nonwetting permeabilities for an unconsolidated porous medium are higher than the drainage permeabilities.
描述了一种计算裂隙多孔介质中变饱和渗流的广义等效连续体方法。
A generalized equivalent-continuum method is presented for calculating variably saturated seepage flow in fractured porous media.
并利用拉普拉斯变换技术，得到了液饱和两相多孔介质一维问题的动力响应解析解。
By using the Laplace transform technique, the one-dimensional analytical solution of dynamic response for biphasic saturated porous media.
结果表明，所述方法具有一般性，可以有效地模拟裂隙多孔介质中变饱和渗流的基本特征。
The results indicate that the presented method is relatively general, and can be employed to model the main features of variably saturated seepage flow in fractured porous media.
针对饱和土固结问题，利用可变形多孔介质中流体渗流的流固耦合有限元数值模型，对该问题进行了数值模拟。
The soil consolidation can be simulated by using a finite element numerical model of fluid-solid coupling of fluid seepage in a deformable porous medium.
在非饱和含湿多孔介质传热传质的过程中，由于湿分迁移的存在，使得真实导热系数的测量和处理存在争议。
In the process of heat and mass transfer in unsaturated porous media, the measurement and treatment for the "true" thermal conductivity is disputable due to the moisture migration.
有界区域上多孔介质中可压缩可混溶驱动问题由两个非线性抛物型方程耦合而成：压力方程和饱和度方程均是抛物型方程。
Miscible compressible displacement in a porous media is modelled by a nonlinear coupled system of two parabolic equations: the pressure equation and the concentration equation.
毛细压力、相对渗透率与饱和度的关系是求解多孔介质多相流运动方程的基础。
For solving porous media multiphase flow equations, capillary pressure-relative permeability-fluid saturation relationships are the most important bases.
根据多孔介质容积平均方法，建立了被水饱和的一维多孔介质中注入蒸气后的流动和传热的物理模型和数学模型。
With volumetric average method, a physical model is presented in this paper for one-dimensional porous media initially saturated with water when receiving a sudden inflow of steam.
有界区域上多孔介质中可压缩可混溶驱动问题由两个非线性抛物型方程耦合而成：压力方程和饱和度方程均是抛物型方程。
Miscible compressible displacement in porous media is modelled by a nonlinear coupled system of two parabolic equations: the pressure equation and the concentration equation.
为了有效地模拟跨越多个尺度的非均质多孔介质中的非饱和水流问题，本文提出一种自适应多尺度有限元方法。
The purpose of this method is to obtain the large-scale solution of unsaturated water flow equation with heterogeneous coefficients accurately and efficiently in a coarse-scale mesh.
在衰竭开发中，多孔介质、束缚水对凝析油饱和度的影响不容忽视。
The influences of porous media and irreducible water on condensate oil saturation are not negligible in natural depletion.
多孔介质非饱和导水率是地下水污染预测与评价的重要参数。
The unsaturated hydraulic conductivity is a key parameter of porous media applied to groundwater pollution prediction and assessment.
本文运用达西流模型，对饱和含湿多孔介质中环绕水平等温圆柱发生的自然对流进行了数值模拟和分析。
Natural convection around a horizontal, isothermal cylinder in an infinite, fluid-saturated porous medium is modeled analytically using the Darcy flow model.
结果表明，多孔介质中甲烷水合物的存在会导致其渗透率急剧下降，饱和度-渗透率曲线呈指数分布。
The result shows that the existence of methane hydrate in porous media can cause a sharp decline in its permeability, and saturation-permeability curve obeys exponential distribution.
油气体系和储层多孔介质是一个相互作用的系统，当地层压力低于饱和压力时，储层中同时存在气、液、固(指岩石)三相。
The oil-gas system and the porous media are interaction system. The three phases of vapor, liquid and solid (rock) will co-exist in the porous media when the pressure is under the saturation pressure.
基于饱和地基多孔介质理论，考虑了水土的惯性及耦合作用，研究了横观各向同性饱和地基的稳态振动问题。
Based on the saturated porous medium's theory, the inertia force of both the soil and the water is considered; the stable vibration problem of transversely isotropic saturated soils is studied.
混凝土被模型化为孔隙中充填了两不混溶孔隙流体、在不混溶-混溶两个级别上的气相与液相混合体的非饱和变形、(化学)反应多孔介质。
The concretes are modeled as unsaturated deforming reactive porous media filled with two immiscible pore fluids, i. e. the gas mixture and the liquid mixture, in immiscible-miscible levels.
试验结果表明，对于相同两相系统，多孔介质孔隙度愈小，同一毛细压力对应的饱和度相应愈大；
The experimental results show that, for a two-phase system with different porosity of porous media, the saturation is bigger with the reduction of porosity under the same capillary pressure;
在二维砂槽模型中模拟了轻质油在均匀多孔介质地下水非饱和区和饱和区中的运移过程。
The movement of light oil(gasoline and kerosene)in subsurface homogeneous water saturated zone and water unsaturated zone were simulated in a two-dimensional sand trough model.
多孔介质非饱和导水率是地下水污染预测与评价的重要参数。
Water content, effective porosity and unsaturated hydraulic conductivity of samples were measured.
多孔介质非饱和导水率是地下水污染预测与评价的重要参数。
Water content, effective porosity and unsaturated hydraulic conductivity of samples were measured.
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