The history and advance in the researchs of the dynamic response and buckling of cylindrical shells under axial impact loading are reviewed comprehensively at first.
首先回顾了圆柱壳在轴向冲击载荷作用下的动力响应与动力屈曲的研究历史和当前进展。
Dynamic constitutive properties of concrete material play important roles in the analysis of concrete structures subjected to impact loading.
混凝土材料的动态本构关系对冲击载荷作用下的混凝土结构分析很重要。
The study on polygonal or chordal action, the associated impact between rollers and sprockets and dynamic loading in the system is carried out with different motion laws.
对步进链的多边形效应,不同运动规律下链与链轮的啮合冲击、链节张力及附加动载荷等进行了分析与研究。
A simplified analytical method for the elastoplastic dynamic large deflection response of portal frames under impact loading is reported in this paper.
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。
Stress wave propagating in elastic structures under impact or explosive loading is a very difficult problem analytically. But the problem could be analysed by dynamic photoelasticity.
爆破与高速冲击载荷产生的应力波在弹性结构物中的传播,在理论分析上极为困难,但这类问题可以用动态光弹性法进行分析。
The results show that under static or quasi-static loading the fractal dimension DF is nearly a constant, but under dynamic(impact)loading the DF obviously increases with the loading rates.
结果表明,在静态或准静态加载条件下的断裂面分维数近似为一个常数,但在动态(冲击)加载时,分维数随着加载率的增加而明显增加。
A rate and history dependent dynamic constitutive model for concrete under impact and seismic loading is established.
建立了应用于冲击和地震荷载下的应变率和应变历史相关的混凝土动态本构模型。
The method of dynamic caustics is used to study the damage of a ring subjected to impact loading.
本文用动态焦散线实验方法并结合理论分析,深入地研究了圆环在冲击载荷作用下的破坏问题。
The dynamic characteristics of elastic plates subjected to transverse impact and non-linearly elastic & elasto-plastic cylindrical shells under axial impact loading are investigated theoretically.
然后采用增量数值解法分析了轴向冲击载荷作用下非线性弹性圆柱壳的轴对称动力响应问题。
In this paper, we measure and analyze the changes of dynamic stress in human skull brain under impact loading.
通过测定和研究颅脑在冲击载荷下的动应力变化情况。
Based on the laboratory dynamic consolidation tests of saturated oozy soft clay under impact loading, the dynamic response characteristics of pore water pressure were analyzed.
通过室内淤泥质饱和软粘土的动力固结试验,考虑不同锤重和落距组合情况,对冲击荷载作用下饱和软粘土孔隙水压力的动态响应特征进行分析。
Minimizing the dynamic stress concentration around holes in strut subjected to impact loading was studied in the paper.
用动态光弹性法和有限元法研究了带有圆孔的平面直杆在冲击载荷作用下动态应力集中的优化问题。
In this paper, the method of measuring the in-plane displacement field under an impact loading is proposed and is named dynamic digital speckle pattern interferometry.
利用数字散斑干涉法,研究了半无限平面模型在受冲击载荷下的面内位移场的测试技术。
The dynamic behavior of 6060t5 aluminum ring systems subjected to impact loading was experimentally and numerically studied to confirm the energy absorption mechanism of ring systems.
为了进一步研究吸能器的机理,采用实验和数值模拟相结合的方法,对冲击载荷作用下6060t 5铝圆环列系统的动力学行为进行了研究。
The dynamic buckling of cylindrical shells under both coupling impact and internal or external pressure is different from the dynamic buckling of the structure under coupling impact loading alone.
有内压或外压的圆柱壳在耦合冲击载荷作用下的动态屈曲问题,与结构单独承受冲击载荷时的动态屈曲性态有很大差异。
This paper presents a new solution of the large deflection dynamic response of stiffened plates under lateral impact loading.
用半解析的方法分析了横向冲击载荷下加筋板的非线性瞬态响应。
The dynamic deformation and the energy absorption mechanism of cells with different geometrical topology under in-plane impact loading have been studied.
研究了面内冲击载荷作用下不同形状单胞的动态变形机制及能量吸收特性。
The dynamic analysis of a layered fiber-reinforced composite laminate subject to a given impact loading has been made with a three dimensional finite element and central difference method.
本文采用三维有限元和中心差分法对一个具有一定取向的层板在冲击载荷下进行了动力分析。
To study the dynamic response properties of brittle rock under strong impact loading, the stress wave curves were measured using the planar impact technique.
研究脆性岩石在强冲击载荷下的力学响应持性.采用一级轻气炮驱动的飞片撞击实验技术,测量大理岩试件组成的靶板中的应力脉冲波形;
The dynamic finite element program formulated in the paper can simulate the flexural-tensile property of the third-point flexural-tensile beams under static loading and impact loading.
用本文编制的动力有限元程序可以较好的模拟三弯点梁在静态和动态冲击荷载作用下的弯拉特性。
Abstract: Dynamic response of material and structure under impact and blast loading involves multi-physics coupling and nonlinear relations.
摘要:材料与结构在冲击爆炸载荷作用下的动态响应问题是一个非线性的多物理场强耦合问题。
The wave finite element method was used to study the dynamic response under impact loading in a gradient non-homogeneous plate with a crack.
为了研究梯度非均匀有限板中裂纹动态响应问题,用波动有限元的方法研究了梯度非均匀板中裂纹在冲击载荷作用下的动态响应。
Several embodiments are presented for controlling ball spin through design of the elastic and dynamic response of the face and body under impact loading.
呈现了通过设计冲击负载下杆面和主体的弹性和动态响应来控制球旋转的多个实施例。
Based on the one dimensional wave propagation theory, a simple dynamic model was presented to analyze the failure process and energy absorption of the shells under impact loading.
根据一维应力波传播理论,提出了圆柱壳受轴向撞击破坏的简化模型,分析了这一破坏过程中的能量变化。
On the basis of analysis above-mentioned, instructive advice on design of the structure under dynamic impact loading are proposed.
在以上结论基础上,对承受冲击载荷的工程结构设计方面提出了指导性建议。
The dynamic response of vitreous carbon to uniaxial strain loading has been investigated by means of the plate impact experiments.
研究了非晶态碳材料板碰撞下的一维应变动态响应。
Then, a simple layered plate under impact loading is studied experimentally using dynamic photoelasticity and dynamic caustics to investigate the models accuracy and stability.
为考察其精度和稳定性,对受冲击载荷作用的简单分层平板同时进行了动态光弹性和动态焦散线实验。
Considering the dynamic interaction between lining and soil, the transient dynamic response of a cylindrical lining subjected to impact loading is presented.
考虑土与衬砌结构的动力相互作用,研究了圆柱形衬砌结构的瞬态响应问题。
Considering the dynamic interaction between lining and soil, the transient dynamic response of a cylindrical lining subjected to impact loading is presented.
考虑土与衬砌结构的动力相互作用,研究了圆柱形衬砌结构的瞬态响应问题。
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