非均匀介质中的弥散过程是依赖距离的,这起源于非均质结构的多尺度性质。
The dispersion process in heterogeneous porous media is distance dependent, which result from the multi scaling property of heterogeneous structure.
理论分析和数值实验均表明:多尺度数值方法对求解多孔复合介质周期结构的热传导和质扩散问题是可行的和有效的。
The theoretical analysis and numerical experiments show that the multiscale finite element method presented in this paper is very effective to solve above these kinds of problems.
通过这一技术我们可以生产出均质的微观结构,没有任何非金属杂质和瑕疵。
This technology allows us to manufacture uniform microstructures, which are free of nonmetallic inclusions and defects.
依据重新定义的区域可达性,本文在均质平原背景的假设条件下推导出了区域双核结构模式的形成机制及相应的参数条件。
In order to derive the regional dual-nuclei structure by the method of building mathematical model, this paper redefines regional accessibility and establishes the formula to calculate it.
根据毛细管压力理论,分析了具有复杂孔隙结构的非均质储层油气聚集和分布规律。
Based on capillary pressure theory, the accumulation and distribution of hydrocarbon in inhomogeneous sandstone reservoir with complicated pore structures were analyzed.
利用压汞曲线计算出来的分数维来定量表征储集层微观孔隙结构的非均质性;
The fractal dimension calculated from mercury injection curves is used for quantitative characterization of heterogeneity in micro-porosity structure of reservoir.
微孔均质阀对细菌表层结构的破坏形式表现为细胞壁擦伤和细胞膜破裂。
The effects of micro-hole valve of homogenizer on bacteria's surface structure showed cell wall friction damage and cell membrane breakage.
本机组具有操作简单、性能稳定、均质性好、生产效率高、清晰方便、结构合理、占地面积少,自动化程度高等特点。
The machine has easy operation steady capability, good homogeneity, high efficiency, reasonable structure, small volume and high automation level and easily clean.
具有复杂孔隙结构的非均质油气藏岩石物理参数的实验测量一直是花费高昂而又困难的工作。
Petrophysical experiments have been run into difficulties in accurately measuring petrophysical parameters of inhomogeneous reservoir rocks with complex pore structure.
对东营凹陷广利油田纯化镇组储层的岩性、物性、成岩作用以及粘土矿物对孔隙结构的影响进行了分析,揭示了该储层的微观非均质性及低渗透特征。
The content of the rocks, petro physical property, diagenesis, pore structures and potential sensitivity of clay minerals in Chunhuazhen formation of Guangli oilfield in Dongying sag are analyzed.
储层岩石的孔隙空间具有良好的分形特征,孔隙结构的分形维数可以定量描述孔隙结构的复杂程度和非均质性。
There is fractal property in reservoir rocks, the fractal dimension can describe quantitatively the complexity and the heterogeneity of pore structure.
并且,对于具有二元结构的正旋回储层来讲,纵向上存在一定的非均质性。
Moreover, there is the vertical heterogeneity in the positive rhythmic reservoir which has binary structure.
引起水洗油层变化的主要因素是:油层含有敏感性矿物,孔隙结构的非均质性,以及外来流体矿化度的变化。
It is held that the causes of leading to the variation are the sensitive mineral existing in the reservoir, the heterogeneity of the pore structure and the change of the salinity of foreign fluid.
裂缝油藏和非均质油藏的结构是很复杂的,往往难以描述尺度和几何形态。
It is hard to describe the scale and geometry of fracture and heterogeneous reservoirs because of their complicated structures.
测试结果与均质化的计算结果比较吻合,表明RVE模型用于计算灌芯混凝土石膏板结构的可行性。
Tested results agree well with analytical ones of homogenization, which proved the feasibility of RVE model to calculate structure of plasterboard filled with concrete.
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。
The effects of heterogeneity of pore configuration, specially clay mineral content and injected water quality on the relative permeability curves, are considerable.
贝壳中的方解石和文石层均呈多级超微结构,微量的有机质在晶界和晶内呈不连续分布。
The calcite layer and aragonite layers are multi-scale structure , and a small quantity of organic matrix distributes mainly in their grain boundary.
超级电容器主要由极化电极、集电极、电解质、隔离膜、引线和封装材料几部分组成,各部分的组成、结构均对其性能有重要的影响。
It consists of polarized electrode, collector, electrolyte, separator, lead and packing material, and its performances are affected by the composition and structure of each component greatly.
混凝土材料是复杂结构的非均质复合材料体系,通过局部的研究对整体的外推就难免出现谬误。
Because the concrete has the multiple structure and non-isotropic compound materials system, it will present the error through the partial research to the whole method.
本文针对连接结构中含圆孔的复合材料板,根据非均质各向异性弹性理论建立计算模型。
According to the nonhomogeneous anisotropic elastic theory, a calculation model of the composite material plate with the circular hole in joint structures is set up.
由于压汞过程中的汞对孔隙凸凹的填充,使得孔隙流通通道均匀化,因此和压汞过程相比,退汞过程的分形结构因子普遍较小,即退汞流动通道的均质性增强。
As the filling of mercury in the knaggy pore space made the pore flow channel more uniform, the fractal factor in the mercury ejection process is smaller than that of mercury injection process.
罗家地区砂砾岩体规模大、厚度大、岩石结构复杂、储集层非均质性强,储集层评价有很高的难度。
Reservoir evaluation is very difficult in Luojia area for thick, large? Scale glutenite body, complex structure of the rock and strong heterogeneity of reservoirs.
迄今凝胶微粒按微观结构可分为均质型和核-壳型两大类。
According to the microstructure, the microgels could be classified into homogeneous type and core shell type.
用真实砂岩微观模型进行微观水驱油试验,研究孔隙结构非均质性对剩余油分布的影响。
A model of real microscopic sandstone real is used to conduct a water drive displacement test, study the effect of pore structural heterogeneity on residual oil distribution.
第二、通过单向压缩试验、三轴剪切试验和灵敏度试验,研究了不同成因不同深度淤泥质粘土的结构性和结构强度,研究表明均具有很强的结构性。
Secondly, the structural behaviour and strength of structure of mucky clay with different depth and cause of formation have been studied, which shows that they all have strong structural behaviour.
川西新场气田中侏罗统上沙溪庙组气藏储层渗透率具强烈的非均质性,储层孔隙结构差异是导致这种非均质性的最直接因素。
The reservoir permeability of the Upper Shaximiao Formation of Middle Jurassic in the Xinchang gas field, western Sichuan is highly heterogeneous and controlled directly by reservoir pore structures.
根据工程实际的需要,层状岩石结构中的每一层岩石,均可视为均质、各向同性的弹性体。
Based on the actual needs of the engineering, every stratum of layered rock structure can be regarded as the homogeneous and isotropic elastic body.
根据工程实际的需要,层状岩石结构中的每一层岩石,均可视为均质、各向同性的弹性体。
Based on the actual needs of the engineering, every stratum of layered rock structure can be regarded as the homogeneous and isotropic elastic body.
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