磁电弹性体中多条位错与Griffith裂纹(英文)
发布时间:2025-08-12 16:38
根据本征方程,研究磁电弹性体中若干平行螺型位错与Griffith裂纹的相互作用.结合Muskhelishvili方法和算子理论,得到磁电弹性体中由位错和裂纹所诱导的应力场、电场和磁场的解析解.数值算例表明:在裂纹的端点及位错点上仍然存在应力的奇异性,离位错点越远处广义力越小,结论与已有的结果相符,证明了结论的正确性.当位错点与裂纹端点距离越近时,裂纹与位错间的应力场越小,并逐渐趋近于零.
【文章页数】:7 页
【文章目录】:
0 Introduction
1 Basic equations
2 Solution of magnetoelectroelastic field of dislocations
3 Griffith crack problem
4 Many parallel dislocations and a Griffith crack
5 Conclusions
本文编号:4058820
【文章页数】:7 页
【文章目录】:
0 Introduction
1 Basic equations
2 Solution of magnetoelectroelastic field of dislocations
3 Griffith crack problem
4 Many parallel dislocations and a Griffith crack
5 Conclusions
本文编号:4058820
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