罗学富, 刘玉岚, 余寿文. 管节点表面裂纹疲劳扩展的数值模拟[J]. 工程力学, 1994, 11(1): 1-8.
引用本文: 罗学富, 刘玉岚, 余寿文. 管节点表面裂纹疲劳扩展的数值模拟[J]. 工程力学, 1994, 11(1): 1-8.
Luo Xuefu, Liu Yulan, Yu Shouwen. THE NUMERICAL SIMULATION OF FATIGUE GROWTH OF SURFACE CRACK IN TUBULAR WELDED JOINTS[J]. Engineering Mechanics, 1994, 11(1): 1-8.
Citation: Luo Xuefu, Liu Yulan, Yu Shouwen. THE NUMERICAL SIMULATION OF FATIGUE GROWTH OF SURFACE CRACK IN TUBULAR WELDED JOINTS[J]. Engineering Mechanics, 1994, 11(1): 1-8.

管节点表面裂纹疲劳扩展的数值模拟

THE NUMERICAL SIMULATION OF FATIGUE GROWTH OF SURFACE CRACK IN TUBULAR WELDED JOINTS

  • 摘要: 本文采用线弹簧单元与ADINA程序结合计算了表面裂纹在交变载荷作用下的应力强度因子,首次提出了预埋线弹簧单元法模拟表面裂纹疲劳扩展,并发展了相应的技术和软件。

     

    Abstract: The stress intensity factor of surface crack under cyclic loading is calculated by using the Line-Spring Moding and ADINA. The method of presenting Line-Spring Elements is proposed for the first time to simulate the fatigue growth of surface crack, and corresponding technique and software are developed.

     

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