A three dimensional elastoplastic finite element model is presented for thermomechanical coupled finite deformation problems, and using the model, a slab hot rolling is computer simulated.
建立了三维热力耦合问题弹塑性有限变形有限元方法，并对板材热轧过程进行了计算机模拟。
A finite element method for contact problems is developed to study the interaction mechanism between landslides and tunnels and to analyze the deformation of the tunnels in landslides.
为研究滑坡隧道间的相互作用机理及受力变形规律，应用接触问题的有限元算法对这一问题进行了计算分析。
Numerical manifold method can solve both continuous and discontinuous deformation problems in a unified mathematical formulation. The finite cover is the essential technique in this method.
数值流形方法能够统一处理连续与非连续变形问题，有限覆盖技术是该方法的核心。
A general practical finite element analysis model for two-dimentional elastic large deformation contact problems was established using the TL method.
用TL法分析研究，建立了二维弹性大变形接触问题的一般实用有限元分析模型。
It is especially suitable for analyzing problems of nonlinear, large deformation and dynamic systems due to the explicit finite-difference scheme and the automatic contact detection skill.
由于该方法采用显式差分方法和自动接触检索技术，故尤其适合于求解弹塑性、大变形和动力问题。
The problems in computing beam-shell-composed structures with the finite element method are pointed out, and a corresponding solution method is proposed based on the finite deformation theory.
提出了梁壳垂直组合结构在有限元计算中存在的问题，并以几何大变形问题为依托提供了解决该问题的计算原理和有限元方法。
The problems in computing beam-shell-composed structures with the finite element method are pointed out, and a corresponding solution method is proposed based on the finite deformation theory.
提出了梁壳垂直组合结构在有限元计算中存在的问题，并以几何大变形问题为依托提供了解决该问题的计算原理和有限元方法。
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