Finite element method was used to analyze the J integral evaluation method for a cylindrical specimen with deep circumferential crack under axial or torsional load.
通过有限元解析方法分别研究了轴向或扭转载荷下带环状裂纹圆棒试样的J积分的评价方法。
Axially symmetric longitudinal mode guided waves are more sensitive to the circumferential crack defects, which is basically consistent with the theoretical analysis.
轴对称的纵向模态导波对于周向裂纹缺陷较为敏感，这与模拟结果比较接近。
A crack problem in the case of a circular cylinder having an infinite row of circumferential cracks under tension are analyzed in this study, by the integral equation method.
本文采用奇异积分方程方法研究了含周期型环边裂纹长圆柱的轴对称拉伸问题。
The wave propagation and power flow characteristics of a shell-type pipe with circumferential surface crack are investigated and the method for crack detection is proposed.
研究在外力激励下含有环向表面裂纹损伤的壳式管道的波传播与功率流特性，并给出裂纹识别方法。
The wave propagation and power flow characteristics of a shell-type pipe with circumferential surface crack are investigated and the method for crack detection is proposed.
研究在外力激励下含有环向表面裂纹损伤的壳式管道的波传播与功率流特性，并给出裂纹识别方法。
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