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带裂纹非均匀各向异性材料的双周期弹性焊接第一基本问题

时朋朋 李星

宁夏大学学报(自然科学版)2018,Vol.39Issue(1):4-9,6.
宁夏大学学报(自然科学版)2018,Vol.39Issue(1):4-9,6.

带裂纹非均匀各向异性材料的双周期弹性焊接第一基本问题

First Fundamental Plane Elasticity Welding Problem of Inhomogeneous Anisotropic Materials with A Doubly-periodic Set of Cracks

时朋朋 1李星2

作者信息

  • 1. 西安交通大学航天航空学院,陕西西安710049
  • 2. 宁夏大学数学统计学院,宁夏银川 750021
  • 折叠

摘要

Abstract

Doubly periodic plane elasticity problem is very useful in elasticity and fracture of isotropic and anisotropic elastic materials.In this paper,the first fundamental plane elasticity welding problem is investigated.Employing the complex variable function method,solving this problem is transferred into seeking analytic functions which fit certain boundary value problems.Further,under some general restrictions,Sherman's transform for doubly-periodic elasticity theory of homogeneous anisotropic materials to that of inhomogeneous materials is developed.Then,using the general representation for the solution,the boundary value problem is reduced to a normal type singular integral equation with a Weierstrass zeta kernel along the boundary of cracks and welding interface,and the unique solvability of which is established.

关键词

非均匀各向异性材料/双周期裂缝/第一基本问题/积分方程/唯一可解

Key words

inhomogeneous anisotropic material/doubly periodic cracks/first fundamental problem/integral equation/unique solvability

分类

数理科学

引用本文复制引用

时朋朋,李星..带裂纹非均匀各向异性材料的双周期弹性焊接第一基本问题[J].宁夏大学学报(自然科学版),2018,39(1):4-9,6.

基金项目

国家自然科学基金资助项目(11362018) (11362018)

宁夏大学学报(自然科学版)

OACSTPCD

0253-2328

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