有限变形弹性体J积分守恒及其对偶形式

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Path-Independent J-Integral and Its Dual Form in Elastic-Plastic Solids with Finite Deformation

Research Center of Materials Science, Beijing University of Science and Technology, Beijing 100081, P. R. China

摘要: 基于势能原理与余能原理的对偶关系,给出了有限变形弹性体的J积分形式及其对偶形式,并在弹塑性有限变形的前提下给出其路径守恒的证明.
- 有限变形 /
- 弹性 /
- J积分
Abstract: In this paper, based on energy variation principles of elastic-plastic solids, the path-independent J-integral and its dual form in elastic-plastic solids with finite displacements are presented. Whoce testification is given there after.
- finite displacements /
- elastic-plastic solids /
- J-integral

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