本文报道一种求解门式刚架在冲击载荷作用下动态弹塑性大变形响应的简便分析方法。
A simplified analytical method for the elastoplastic dynamic large deflection response of portal frames under impact loading is reported in this paper.
利用大型非线性有限元MARC ，对某自动迫击炮浮动炮闩闭气结构，进行了三维装配体有限元建模和动态弹塑性分析，获得了关键闭气构件的应力、塑性应变和变形的动态响应。
D assembly FE modeling and dynamic elastoplastic analysis are carried out for the obturator structure of a floating gun breech mechanism by using nonlinear finite element code MSC MARC.
本研究用热弹塑性方法分析铸造应力框自凝固到冷却过程动态热应力。
In this research work, the thermal elastic-plastic method is used to analyze the dynamic thermal stress in the stress-frame specimen during its solidification and cooling process.
本文介绍用有限元估算弹塑性动态j积分值的方法。
This paper presents a method for estimating the elastic-plastic dynamic J integral value by finite element analysis.
本文用有限元方法分析了一定初缺陷杆受轴向冲击的弹塑性动态屈曲。
Using the finite element method, the dynamic buckling of a bar with finite initial imperfection under axial impact is analyzed in this paper.
运用多刚体系统动力学及接触冲击理论建立了节理岩体弹塑性动态本构模型。
In this paper, a elastic-plastic dynamical constitutive model on jointed rock masses under blasting load is established with the help of the multiple rigid-body dynamics and contact-impact theory.
本文利用弹-粘-塑性材料力学模型，对动态扩展裂纹尖端的指数奇异性和对数奇异性进行了渐近分析。
An elastic viscoplastic material model was adopted to the asymptotic analysis on power law and logarithmic singularity of dynamic growing crack tip.
为了研究静力预加载荷对诸如柱、圆柱壳等结构动态稳定性的影响，采用了一种简单的缺陷敏感弹塑性模型。
In order to study how the static preloading affects on the buckling stability of columns or cylindrical shells, a simple imperfection-sensitive elastic-plastic model is used.
结构动态响应作为弹塑性动力学的重要研究领域，正越来越受到人们的重视。
As an important research field, the dynamic response of structures is getting increasing interests.
地铁用制动电阻在非线性动态热应力作用下发生弹塑性大变形。
Being forced by the nonlinear dynamic thermal stress, slices of the subway's brake resistor generated large elastic plastic deformation.
地铁用制动电阻在非线性动态热应力作用下发生弹塑性大变形。
Being forced by the nonlinear dynamic thermal stress, slices of the subway's brake resistor generated large elastic plastic deformation.
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