effective thermal conductivity

The study conclusions are of great theoretical and practical engineering significance for the preparation of electrode with excellent performance and high power density output. Subsequently, the effective thermal conductivity measurement experiment for SOFC porous electrode is designed.

此项研究结论对于制备出性能优良具有高输出功率密度的电极具有重要的理论及实际工程意义。

a reasonable combination model for the effective thermal conductivity is established and the combination factor is fitted by experimental data. the effective thermal conductivity fitting formula which is in accord with the operating characteristics of sofc porous electrode is obtained.

同时建立了合理的组合模型，并通过实验数据拟合了合理的组合系数，得到了符合固体氧化物燃料电池多孔电极运行特点的有效导热系数拟合公式。

The research of effective thermal conductivity of dispersion infiltrates a lot of science fields and includes many branches of learning. However, there are many kinds of dispersion materials with different characteristics and it is an immature subject up to now.

散体有效导热系数问题的研究渗透在许多领域，涉及到很多学科，但由于散体的物料种类多、性质差别较大，至今仍是一门尚未成熟的学科。

study on effective thermal conductivity of real porous media by using fractal theory

应用分形理论的实际多孔介质有效导热系数的研究

Two Effective Thermal Conductivity Models of Porous Media with Hollow Spherical Agglomerates

基于空心球聚合体的多孔介质有效导热系数的两种模型

The prediction of effective thermal conductivity of polymer-based composites is complex.

而聚合物基复合材料的等效导热系数预测比较复杂.

This shows that only porosity can not completely determine effective thermal conductivity of aluminum foam, so the previous studies ( forecasting equation includes only the porosity) have significant limitations and uncertainties.

这说明仅依据孔隙率不能唯一确定泡沫铝有效导热系数，前人的研究结果（预测方程中仅包括孔隙率）带有很大的局限性和不确定性。

Most of the self thermal insulation wall materials belong to the scope of the non-saturated porous media. On the one hand, the relationship between its effective thermal conductivity and moisture content is not recognized enough in the relevant standards.

大部分自保温墙材属于含湿非饱和多孔介质的范畴，对于其有效导热系数与含水率之间的变化关系，相关规范的认识不够。

Based on effective medium approximation and fractal theory for describing nanoparticle clusters, a model for predicting effective thermal conductivity of "nanofluid" is established considering particle size effect and particle surface adsorption.

运用有效介质近似与分形理论描述纳米颗粒团聚体空间分布，同时考虑颗粒尺寸效应及表面吸附作用，建立起纳米颗粒悬浮液有效导热系数预示模型，结果与实测数据相符。

the influence of the copper content on the effective thermal conductivity was analyzed.

分别采用稳态法和瞬态法测量毛细芯的有效导热系数，着重分析了铜粉比例对毛细芯有效导热系数的影响。

Measurement of Effective Thermal Conductivity and Wall Individual Heat Transfer Coefficient of Catalysts for Vinyl Acetate Synthesis

乙烯基乙酸酯合成催化剂的有效导热系数和壁给热系数测定

based on the open-cell nano-porous structure features, a cubic array of intersecting spheres unit cell model describing the coupled conduction of gas and solid in aerogel super insulator was developed. by one-dimensional heat conduction analysis in the unit cell, the effective thermal conductivity expression was obtained.

根据气凝胶的纳米孔结构特点，采用由小球体构成的立方阵列单元体结构，建立了描述纳米孔超级绝热材料气凝胶的气固耦合导热模型。

He effective thermal conductivity ( K_e) in a metal hydride bed is an important parameter in the enhancement of heat transfer in the bed and in the optimum design of hydride reactors.

金属氢化物床的有效导热系数是研究强化金属氢化物传热、优化设计金属氢化物反应器的重要参数。

Study on effective thermal conductivity of metal foam matrix composite phase change materials

泡沫金属基复合相变材料的有效导热系数研究

The material parameters ( such as permeability, effective thermal conductivity and effective diffusion coefficient) have close connection with microstructure characteristic, and they are the foundation of simulation.

扩散层的物性参数（如渗透率、有效热导率和有效扩散系数等）与其微结构特征有密切联系，是进行模拟计算的重要基础。

Effective Thermal Conductivity Model of High Volume SiC_p/ Al Composite

高比例SiC p/Al复合材料的有效热导率模型

Determination of effective thermal conductivity for porous media using fractal techniques

基于分形理论的多孔介质导热系数研究

Boxing Day The Low Temperature Electrochemistry Effect of the Effective Thermal Conductivity on the Evaporativity of Cryogenic Tank

有效导热系数对低温容器日蒸发率的影响

We also add classes representing homogeneous porous materials, whose effective thermal conductivity coefficient and elastic modulus are analyzed through the homogenization codes in the class.

另外，我们在OOFEM添加了多孔材料类，其等效热传导系数和弹性系数的求解通过该类内部的均匀化程序进行。

Calculation of Effective Thermal Conductivity of Foam Porous Media

泡沫型多孔介质等效导热系数的计算

Effective thermal conductivity within mathematical model of solid-liquid phase change

固液相变数学模型中有效热导率