Analysis of an isotropic elastic matrix with two elliptical voids or rigid inclusions under anti-plane loading

This paper presents theoretical solutions for cases of a two-dimensional isotropic elastic matrix containing two elliptical voids or rigid inclusions under anti-plane loading. These two ellipses have different long-axial radii, short-axial radii, inclining angles, and central points. Their geometrie...

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Main Authors: Mutsumi MIYAGAWA, Takuo SUZUKI, Toru SASAKI, Takeshi TANE
Format: Article
Language:English
Published: The Japan Society of Mechanical Engineers 2018-12-01
Series:Mechanical Engineering Journal
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/mej/5/6/5_18-00333/_pdf/-char/en
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author Mutsumi MIYAGAWA
Takuo SUZUKI
Toru SASAKI
Takeshi TANE
author_facet Mutsumi MIYAGAWA
Takuo SUZUKI
Toru SASAKI
Takeshi TANE
author_sort Mutsumi MIYAGAWA
collection DOAJ
description This paper presents theoretical solutions for cases of a two-dimensional isotropic elastic matrix containing two elliptical voids or rigid inclusions under anti-plane loading. These two ellipses have different long-axial radii, short-axial radii, inclining angles, and central points. Their geometries are arbitrary. The matrix is assumed to be subjected to arbitrary loading by, for example, uniform shear stresses, as well as to a concentrated force and screw dislocation at an arbitrary point. The solutions are obtained through iterations of the Möbius transformation as a series with an explicit general term involving the complex potential functions of the corresponding homogeneous problem. This procedure is referred to as heterogenization. Using these solutions, several numerical examples are presented graphically.
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spelling doaj.art-e708a83a27d64e99951a972d44198ee52022-12-21T19:30:46ZengThe Japan Society of Mechanical EngineersMechanical Engineering Journal2187-97452018-12-015618-0033318-0033310.1299/mej.18-00333mejAnalysis of an isotropic elastic matrix with two elliptical voids or rigid inclusions under anti-plane loadingMutsumi MIYAGAWA0Takuo SUZUKI1Toru SASAKI2Takeshi TANE3Tokyo Metropolitan College of Industrial TechnologyTokyo Metropolitan College of Industrial TechnologyNational Institute of Technology, Nagaoka CollegeNational Institute of Technology, Kitakyushu CollegeThis paper presents theoretical solutions for cases of a two-dimensional isotropic elastic matrix containing two elliptical voids or rigid inclusions under anti-plane loading. These two ellipses have different long-axial radii, short-axial radii, inclining angles, and central points. Their geometries are arbitrary. The matrix is assumed to be subjected to arbitrary loading by, for example, uniform shear stresses, as well as to a concentrated force and screw dislocation at an arbitrary point. The solutions are obtained through iterations of the Möbius transformation as a series with an explicit general term involving the complex potential functions of the corresponding homogeneous problem. This procedure is referred to as heterogenization. Using these solutions, several numerical examples are presented graphically.https://www.jstage.jst.go.jp/article/mej/5/6/5_18-00333/_pdf/-char/enisotropic elasticityanti-plane problemtwo elliptical voidstwo elliptical rigid inclusionsuniform shear stressconcentrated forcescrew dislocation
spellingShingle Mutsumi MIYAGAWA
Takuo SUZUKI
Toru SASAKI
Takeshi TANE
Analysis of an isotropic elastic matrix with two elliptical voids or rigid inclusions under anti-plane loading
Mechanical Engineering Journal
isotropic elasticity
anti-plane problem
two elliptical voids
two elliptical rigid inclusions
uniform shear stress
concentrated force
screw dislocation
title Analysis of an isotropic elastic matrix with two elliptical voids or rigid inclusions under anti-plane loading
title_full Analysis of an isotropic elastic matrix with two elliptical voids or rigid inclusions under anti-plane loading
title_fullStr Analysis of an isotropic elastic matrix with two elliptical voids or rigid inclusions under anti-plane loading
title_full_unstemmed Analysis of an isotropic elastic matrix with two elliptical voids or rigid inclusions under anti-plane loading
title_short Analysis of an isotropic elastic matrix with two elliptical voids or rigid inclusions under anti-plane loading
title_sort analysis of an isotropic elastic matrix with two elliptical voids or rigid inclusions under anti plane loading
topic isotropic elasticity
anti-plane problem
two elliptical voids
two elliptical rigid inclusions
uniform shear stress
concentrated force
screw dislocation
url https://www.jstage.jst.go.jp/article/mej/5/6/5_18-00333/_pdf/-char/en
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AT takuosuzuki analysisofanisotropicelasticmatrixwithtwoellipticalvoidsorrigidinclusionsunderantiplaneloading
AT torusasaki analysisofanisotropicelasticmatrixwithtwoellipticalvoidsorrigidinclusionsunderantiplaneloading
AT takeshitane analysisofanisotropicelasticmatrixwithtwoellipticalvoidsorrigidinclusionsunderantiplaneloading