stress propagation

High-strength alloy steels can experience rapid crack propagation from stress corrosion under certain loading conditions.

高强度合金钢在一定的载荷下承受应力腐蚀会造成裂纹的快速扩展.

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A numerical analysis for three-dimensional thermoelastic stress wave propagation problem

三维热弹性应力波传播问题的数值分析

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Study on effects of initial stress on stress wave propagation and block movement law

初始应力对应力波传播及块体运动规律影响研究

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The dynamic buckling of shells, when subjected to a torsional impact at one end, is studied in the present paper on the theory of stress wave propagation and finite element methods.

借助于波动理论和有限元分析方法研究了圆柱壳扭转屈曲的产生机理和发生发展趋势。

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To meet the residual strength requirement, it takes the stress intensity factor K1C/ 1. 2 as the termination condition in crack propagation calculation in the article.

为保证剩余强度要求，本文通过在裂纹扩展计算中以应力强度因子达到K（1c）／1.2作为终止条件来实现。

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The delamination area of GLARE was dual ellipse. Crack propagation and delamination propagation were the two fracture mode during the fatigue cycles of GLARE. They were both related to the fiber bridging stress and interacted, which caused the stable propagation of cracks in GLARE.

分层破坏区域呈双椭圆形，裂纹扩展和分层扩展是GLARE层板疲劳过程中的两种损伤模式，二者均与纤维的桥接应力相关，并相互牵制促使GLARE层板的裂纹相对稳定扩展。

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The results shown that the different zones of butt joints have different fatigue crack propagation rate. The average load, welding residual stress and the microstructures influenced the propagating rate of fatigue crack.

结果表明，焊接接头的不同部位疲劳裂纹扩展速率不同，平均应力、焊接残余应力、金相组织对疲劳裂纹的扩展速率都有一定的影响。

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The results show an apparent decay in the Hugoniot elastic limit with increasing propagation distance, as well as a stress relaxation behind the elastic wave front, and nearly 44% loss of Hugoniot elastic limit was observed in the present sample thickness range.

实验结果显示：Hugoniot弹性极限随着传播距离呈指数衰减，在所研究的样品厚度范围内，Hugoniot弹性极限减小了44%；

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The problem of checking on the quality of pile foundations is studied by using the theory of stress wave propagation.

利用应力波传播理论探讨了桩基质量检测问题。

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Based on the analysis of simulated results, it revealed that tensile stress at the crack tip is the driving force for the crack propagation, and the heterogeneity of mechanical property of material among concrete influences greatly on the curvilinear of crack propagation path.

通过对数值模拟结果的分析，揭示出混凝土在拉伸条件下裂纹尖端的拉应力集中是裂纹扩展的动力，混凝土组成材料力学性质的非均匀性是造成裂纹扩展路径曲折的重要原因。

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