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stress intensity factor 应力强度因子;应力强度因数

  • The acoustic emission also shows a decreasing rate, following the drop in stress-intensity factor.

    随着应力强度因子下降发射随着减少

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  • Tile thickness effect on critical stress-intensity factor in plane stress is discussed, and a quantitative formula is also suggested in this paper.

    文中讨论临界应力强度因子厚度效应给出一个定量关系式

    dict.cnki.net

  • Stress intensity factor (k). A factor used in fracture mechanics to specify the stress intensity at the tip of a crack.

    应力强度因子(K):断裂力学使用一个因子,说明裂纹尖端处的应力强度。

    dmse.jlu.edu.cn

  • The result indicates that the maximum of dynamical stress intensity factor arrives behind the load time and increases with the size of thick wall cylinder.

    结果表明动态应力强度因子最大值加载时间上有滞后性现象,它最大值随壁筒尺寸增加增加。

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  • Based on this kind of crack element, and by introducing parametric equation of ellipse, a new method for estimating stress intensity factor is proposed.

    基于这种裂纹单元作者引入椭圆参数方程,推出一种计算裂纹前缘点应力强度因子方法

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  • We study stress intensity factor of thick wall cylinder with cracks under dynamic load.

    研究载荷作用裂纹应力强度因子

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  • Based on testing results, the relationship between velocity of granite subcritical crack growth and stress intensity factor, and the fracture toughness are obtained respectively.

    根据试验结果,得到了花岗岩亚临界裂纹扩展速度应力强度因子之间关系花岗岩的断裂度。

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  • The relative equation between stress intensity factor and displacement field near interface crack tip of bimaterials was derived firstly.

    首先推导了双材料界面裂纹尖端位移应力强度因子之间的关系式。

    www.chemyq.com

  • The calculating example shows that a stable stress intensity factor can be obtained by selecting a proper calculating boundary and changing the geometric scale of the region.

    计算实践表明选择适当的计算边界改变计算区域几何比例方法可以求得稳定应力强度因子

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  • The results show that the accuracy for crack tip stress intensity factor using ANSYS software is enough for engineering designs and analysis.

    研究结果表明ANSYS程序裂纹尖端应力强度因子计算方法的计算精度可以满足工程设计分析需要。

    lib.cqvip.com

  • The new analytical element can be implemented into FEM program systems to solve for stress intensity factor and deal with crack propagation problems for plane cracks with arbitrary shapes and loads.

    解析有限元相结合,构成半解析的有限元法,求解任意几何形状载荷平面裂纹应力强度因子扩展问题

    dict.cnki.net

  • However, the calibration of the dimensionless stress intensity factor, which is an important mechanical parameter, is still in question.

    但是试样重要力学参数量纲应力强度因子标定尚有问题

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  • The approximate engineering approaches for stress intensity factor (SIF) of skin with multiple site cracks and skin and stringer with cracks are given.

    给出蒙皮带有裂纹蒙皮带有多裂纹桁条也带有裂纹时应力强度因子近似工程估算方法

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  • The results show that the stress intensity factor is independent of material constants, and the strain energy release rate is dependent on all material constants.

    结果表明应力强度因子材料常数无关,应变释放依赖所有材料常数。

    dict.cnki.net

  • The influence of cold expansion on the stress intensity factor distribution in crack tip was also analyzed.

    分析了扩张疲劳裂纹尖端应力强度因子分布影响

    dict.cnki.net

  • The transient displacement field and the dynamic stress intensity factor at the moving crack tip are obtained.

    给出瞬态位移运动裂纹尖端动态应力强度因子

    dict.cnki.net

  • Firstly, after depicting the singularity of stress field at the top of crack, the finite element method to calculate stress intensity factor of plain fracture problems is founded.

    首先,对反射裂缝尖端应力场奇异性进行描述建立了平面断裂问题应力强度因子有限单元解。

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  • According to the relation of fracture toughness and stress intensity factor, the cracking similarity condition of induced joint in structural model is established.

    根据断裂韧度应力强度因子关系建立了结构模型诱导开裂相似条件

    dict.cnki.net

  • The stress intensity factor of crack solids is a fracture mechanics index that denotes the effect of loading and crack geometry.

    聚力形成阻抗强度因子数值,黏聚裂纹长度和材料极值拉伸应力存在数量关系。

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  • The numerical results of shear stress intensity factor and the length of the crack face contact region are given.

    给出了剪切应力强度因子裂纹接触尺寸数值结果

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  • The convergence problem of boundary collocation method used to calculate the stress intensity factor is also investigated.

    探讨了边界配置应力强度因子收敛性问题

    dict.cnki.net

  • The loading state of specimen is important for calculation of the temporal evolution of dynamic stress intensity factor.

    试样的受力状态动态应力强度因子历史曲线确定具有重要影响。

    dict.cnki.net

  • The effect of an elastic square inclusion on a crack tip's stress intensity factor in an infinite elastic body is considered and the new boundary integral equations are derived.

    研究无限弹性体正方形弹性夹杂裂纹应力强度因子影响,给出了问题的边界积分方程。

    dict.cnki.net

  • The results show that the stress intensity factor after bonding would decrease obviously if the composite patch parameters were selected properly.

    结果表明正确选择复合材料片的参数,修补后铝合金板裂纹尖端应力强度因子有显著地下降

    dict.cnki.net

  • It is of interest to note, that the stress intensity factor of this problem is independent of the material constants of the composite rectangular sheet.

    令人兴趣:分析还发现问题应力强度因子与复合板的材料性质无关

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  • Multiiiple crack interaction may cause distrubed effect of stress intensity factor.

    裂纹交互作用引起裂纹应力强度因子的干扰效应

    joa.csee.org.cn

  • A synthetic method to calculate stress intensity factor KI by use of the data obtained in the experiment of three dimensional photoelasticity is developed in this paper.

    利用光弹性试验数据计算应力强度因子k_i,提出一种新的算法——综合法。

    dict.cnki.net

  • Experimental results indicate that the crack propagation is controlled mainly by the crack tip stress intensity factor range k.

    结果表明裂纹扩展主要应力强度因子的控制。

    dict.cnki.net

  • The stress intensity factor of main crack, which is difficult to be calculated directly due to the shielding effect between cracks, can reflect the damage of components.

    裂纹裂纹应力强度因子反映构件损伤程度,然而由于裂纹屏蔽效应直接计算裂纹网中主裂纹的应力强度因子困难的。

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  • The stress intensity factor of main crack, which is difficult to be calculated directly due to the shielding effect between cracks, can reflect the damage of components.

    裂纹裂纹应力强度因子反映构件损伤程度,然而由于裂纹屏蔽效应直接计算裂纹网中主裂纹的应力强度因子困难的。

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