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Finite element solution of the interaction factors between coplanar surface cracks under tension loading
Author(s): 
Pages: 574-576
Year: Issue:  3
Journal: Chinese Journal of Computational Mechanics

Abstract: 采用参数化有限元方法,结合节点力法和循环迭代算法,对一有限厚矩形板表面有两个相邻共面半椭圆表面裂纹在拉伸载荷作用下进行了求解,得到了两裂纹在不同形状和相隔距离时的应力强度因子的影响系数,计算结果对含三维广布裂纹结构的剩余强度和疲劳寿命有参考意义.
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