Based on the homogenization theory and finite element method, factors influencing the performance of heat exchanger's tube-sheet structure were discussed.
根据复合材料力学中的均匀化理论并借助有限元方法，针对管板设计中存在的问题，对影响管板结构性能的因素进行探讨。
Based on the homogenization theory, the multi-scale analysis methods of the viscoelastic property, and the effective thermal stress relaxation laws are studied.
基于均匀化理论研究了复合材料粘弹性分析的多尺度方法，以及复合材料等效热应力松弛规律。
The finite element method is combined with homogenization theory based on asymptotic expansion for predicting effective properties of polymer matrix composites toughened and strengthened by particles.
将数学上的均匀化方法与有限元法相结合，预测了颗粒增韧增强聚合物基复合材料的有效性能。
The yield criterion of composite materials is simulated by using the homogenization method of micromechanics and the plastic limit analysis theory.
运用细观力学中的均匀化方法和塑性力学中的极限分析理论，分析了复合材料的屈服准则。
Computational homogenization method is a direct multi-scale micro-macro constitutive modelling based on the conception of representative volume element (RVE) in the framework of average-field theory.
平均场理论框架下的计算均匀化方法是一种直观的细-宏观多尺度本构建模方法。
A homogenization method based on the perturbation theory is presented to deduce the mathematical expression of the (micro-stress).
从基于小参数渐近展开和摄动方法的均匀化理论出发，给出了求解细观应力的数学表达式。
A homogenization method based on the perturbation theory is presented to deduce the mathematical expression of the (micro-stress).
从基于小参数渐近展开和摄动方法的均匀化理论出发，给出了求解细观应力的数学表达式。
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