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오상민(Sang-Min Oh),박용석(Yong-Seok Park),이의랑(Ui-Rang Lee),이정기(Jung-Ki Lee) 대한기계학회 2011 대한기계학회 춘추학술대회 Vol.2011 No.10
A volume integral equation method (VIEM) is introduced for the solution of elastostatic problem in an unbounded isotropic elastic solids containing multiple isotropic or anisotropic inclusion of various shapes subject to remote uniaxial tension. The method is applied to two-dimensional problems involving long parallel cylindrical inclusions of various shapes. A detailed analysis of stress field at the interface between the matrix and the central inclusion is carried out for square and hexagonal packing of the inclusions. Effects of the number of isotropic or anisotropic inclusions of various shapes and various fiber volume fractions on the stress field at the interface between the matrix and the central inclusion are also investigated in detail. The accuracy and efficiency of the method are examined through comparison with results obtained from analytical and finite element methods.