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复合材料桥纤维拔出问题的动态裂纹模型

吕念春 程云虹 胥红敏 程靳 唐立强

吕念春, 程云虹, 胥红敏, 程靳, 唐立强. 复合材料桥纤维拔出问题的动态裂纹模型[J]. 应用数学和力学, 2004, 25(10): 1093-1100.
引用本文: 吕念春, 程云虹, 胥红敏, 程靳, 唐立强. 复合材料桥纤维拔出问题的动态裂纹模型[J]. 应用数学和力学, 2004, 25(10): 1093-1100.
Lü Nian-chun, CHENG Yun-hong, XU Hong-min, CHENG Jin, TANG Li-qiang. Dynamic Crack Models on Problem of Bridging Fiber Pull-Out of Composite Materials[J]. Applied Mathematics and Mechanics, 2004, 25(10): 1093-1100.
Citation: Lü Nian-chun, CHENG Yun-hong, XU Hong-min, CHENG Jin, TANG Li-qiang. Dynamic Crack Models on Problem of Bridging Fiber Pull-Out of Composite Materials[J]. Applied Mathematics and Mechanics, 2004, 25(10): 1093-1100.

复合材料桥纤维拔出问题的动态裂纹模型

详细信息
    作者简介:

    吕念春(1965- ),男,辽宁朝阳人,副教授,博士,主要从事复合材料断裂动力学方面的研究(E-mail.lnc_65@163.com);程靳(联系人.Tel:+86-451-86416375(o),+86-451-86414970;E-mail:hitwg@0451.com)

  • 中图分类号: O346.1

Dynamic Crack Models on Problem of Bridging Fiber Pull-Out of Composite Materials

  • 摘要: 在一无限的正交各向异性体的弹性平面上,对具有桥纤维平行自由表面的一个内部中央裂纹,进行了弹性分析.提出了复合材料桥纤维拔出的一个动态模型.由于纤维破坏是由最大拉应力支配,纤维断裂并且裂纹扩展将以自相似的方式出现.通过复变函数的方法将所讨论的问题转化为Reimann-Hilbert混合边界值问题的动态模型,呈现一简单的和容易的解.求得了正交异性体中扩展裂纹受运动的阶梯载荷、瞬时脉冲载荷作用下问题的解析解,并利用这一解,通过迭加最终求得该模型的解.
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出版历程
  • 收稿日期:  2002-08-13
  • 修回日期:  2004-03-30
  • 刊出日期:  2004-10-15

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