此方法实现了材料细观结构到构件宏观响应的直接过渡分析。
By this microelement method, the influence of voids on the macro-responses can be analyzed.
探讨了钢纤维聚合物混凝土材料细观结构对宏观性能的影响。
The relation between microstructure and macroscopic properties of steel-fiber polymer concrete is discussed.
从细观结构入手,计算材料的等效弹性模量可大大降低计算量。
Studying the microstructure and calculating the effective elastic modulus of the structure can effectively solve this problem.
再通过一个简单的线性转换,将图像细观结构转换为矢量细观结构;
Then a simple linear transformation was proposed to transform the actual image data into vector square data for generation of finite meshes or grids.
应用混凝土细观结构模拟技术,获得了任一级配骨料的界面体积分数。
Applying the simulation technique of concrete mesostructure, the ITZ volume fraction was obtained for a given aggregate grading.
探讨了实现复合材料细观结构与构件宏观动力特性直接关联的细观元法。
The microelement method, which establishes the immediate relation between the microstructure of material and dynamic character of structural member in composite material, is discussed.
根据混凝土细观结构模拟技术,提出了混凝土界面体积百分比的计算方法。
Based on the computer simulation technique of concrete mesostructure, a method is presented of computing the ITZ volume fraction.
数值结果表明,该方法能反映细观结构参数的变化对材料宏观物理量的影响。
The numerical results show that this method can feedback the response of ma…
考虑银纹细观结构特征的银纹生长和断裂规律是研究银纹增韧机制的核心内容。
The craze growth and fracture laws concerning with the craze microstructure are the core of craze toughening mechanism.
建立了组分比例、固体燃料颗粒尺度的特性与固液混合燃料细观结构的相关性。
The relationship between the solid fuel particle size characteristic and the proportion between the fuel components in FAE and its microcosmic structure is set up.
从砌体细观结构出发,提出了用于砌体复合剪压受力过程模拟的细观力学模型。
A mesoscopic mechanics model for masonry structures is established based on elastic damage mechanics and the tests of masonry structures under shear-compression loading.
综述了国内外近年来对三维编织复合材料细观结构力学模型和力学性能的研究进展。
Recent developments of research on the microstructure modeling and mechanical properties of three dimensional braided composites at home and abroad are summarized in this paper.
本文对泡沫铝材料的细观结构进行了分析,以等效圆孔近似模拟泡沫铝材料的孔隙。
In this paper, meso-structure of aluminum foam was analyzed and the pores of aluminum foam materials were equivalent to the round holes.
文中将土的结构划分为微观、细观与宏观结构三层次,并定义了细观结构的物理涵义。
In this paper the soil structure is divided into three levels: microcosmic, tiny and macroscopical, and also gives the physics meaning of the tiny structure.
如果将混凝土细观结构模拟与有限元方法相结合,就能进一步分析混凝土的动力性能。
If combining simulated results and the finite element method, dynamic mechanical behavior in concrete can be further analyzed.
其力学性能及损伤破坏机理不仅取决于各组分材料的性能,同时也取决于细观结构特征。
The mechanical behavior and failure mechanism of woven fabric composites depend significantly on its micro-structure and the properties of each constituent.
复合材料细观力学的核心任务是建立复合材料宏观性能及其组分和细观结构之间的定量关系。
The key assignment of composite micro-mechanics is to build the quantitative relation of various macro-performance and the microstructure.
在一定程度上实现了复合材料的组分性能和细观结构与复合材料宏观力学性能之间的定量关系。
The model established the academic relationships between the macro-mechanical properties of the composites, its micro-structure and the properties of its ingredients to some extent.
由于经典渗流力学是建立在均匀性假说基础上,因此不能考虑孔隙介质细观结构对渗流形貌的影响。
The classical seepage mechanics can not be used to investigate the effect of mesostructure of porous media on the shape of seepage because it is based on the assumption of homogenous media.
本文研究了昆虫外甲壳的细观结构特征,这些结构特征为人工合成复合材料提供了一些有益的启示。
In this study, the structure of the exoskeleton of the insect was investigated for structural characteristics that may prove beneficial to advanced composite efforts.
本文研究了页岩的CT图像增强、图像分割和边缘检测技术,得到了岩石内部的真实细观结构图像;
The author studies on the technology of image reinforcement, image segmentation and edge test about CT image of shale rock, and then obtains the realistic micro-structure image in the rock.
混凝土是多相、非均匀性质的多孔材料,因此,其细观结构与强度的关系表现出极其复杂的非线性关系。
Concrete is a kind of porous material with heterogeneous and nonuniform nature, therefore, it expresses quite complicated nonlinear relationship between the mesoscopic structure and the strength.
因此,对于泡沫金属这种细观结构非均匀性比较严重的材料,仅仅使用初始密度尚不足以刻画其材料特征。
Therefore, for metal foam with highly complicated mesostructure heterogeneity, it is not enough to describe their material characteristics only using initial density.
研究2.5D编织细观结构,分析了其单元体模型,建立了2.5 D编织复合材料弹性性能分析预报模型。
The microstructure of 2.5d braids was studied and their unit cell models analyzed, based on which a model for predicting the elastic properties of 2.5d braided composites was established.
选用具有典型细观结构特征的球墨铸铁材料进行试验,探讨这种金属材料在各种三轴应力状态下的细观损伤破坏。
Nodular cast iron specimens with typical mesostructure are tested to study the meso damage evolution and failure mechanism at different triaxial stress states.
有关三维编织复合材料的理论分析研究归纳为:基于细观结构几何模型的物理性能研究和力学性能研究两部分。
The research on 3D braided composites can be classified with the research of physical performances based on mesoscopic geometrical model and mechanical properties.
纤维增强混凝土是一种多相材料,其力学性能不仅取决于各组分材料的性能,同时也取决于材料的细观结构特性。
Fiber reinforced concrete is a kind of heterogeneous material, which mechanical properties not only rest with the performance of component material, but micro-structure characteristic of material.
细观损伤力学常采用一种平均化的方法,把细观结构损伤机制研究的结果反映到材料的宏观力学行为的描述中去。
Microscopic damage often USES an average method to describe the study results of microscopic structural damage mechanism in macroscopic mechanics of material.
细观损伤力学常采用一种平均化的方法,把细观结构损伤机制研究的结果反映到材料的宏观力学行为的描述中去。
Microscopic damage often USES an average method to describe the study results of microscopic structural damage mechanism in macroscopic mechanics of material.
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