Static equilibrium of an elastic orthotropic medium with an arbitrarily oriented triaxial ellipsoidal inclusion

被引:4
|
作者
Kirilyuk, V. S. [1 ]
Levchuk, O. I. [1 ]
机构
[1] Natl Acad Sci Ukraine, SP Timoshenko Inst Mech, Kiev, Ukraine
关键词
orthotropic medium; ellipsoidal inclusion; arbitrary orientation; stress distribution;
D O I
10.1007/s10778-007-0036-4
中图分类号
O3 [力学];
学科分类号
08 ; 0801 ;
摘要
The stress state of an elastic orthotropic medium with an arbitrarily oriented triaxial ellipsoidal inclusion is analyzed. A solution is obtained using the triple Fourier transform and the Fourier-transformed Green's function for an infinite anisotropic medium. The high efficiency of the approach is demonstrated by solving the problem for a transversely isotropic material with a spheroidal cavity for which the exact solution is known. A numerical analysis is conducted to study the stress distribution over the surface of the inclusion with different orientations in the orthotropic space. It is revealed that in some cases the orientation of the inclusion has a strong effect on the stress concentration.
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页码:403 / 408
页数:6
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