The bifurcated cracks problem in circular region in the case of elastic longitudinal shearing was investigated by using dislocation analysis method.
采用位错分析法,研究弹性纵向剪切情况下圆域中分叉裂纹问题。
According to the fundamental theory of elasticity , the Newmann problem of the rectangular region with longitudinal shear load is set up ;The Fourier series of load is given by using generalized step function and the displacement formula of the longitudinal shear problem is derived .
根据弹性力学的基本原理 ,建立了矩形域在边界上受纵向剪切载荷的牛曼 (New mann)问题 ;应用广义阶梯函数来表示载荷 ,然后再将其展开成傅立叶级数形式 ,推导出纵向剪切问题的位移计算公式 。
The branch cracks problems of circular region in elastic longitudinal shear are investigated by the dislocations analysis method.
采用位错分析法,研究弹性纵向剪切情况下圆域中分叉裂纹问题。