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Functionally Graded Piezoelectric Strip with Eccentric Crack Under Anti-plane Shear  

Shin, Jeong-Woo (Korea Aerospace Research Institute)
Kim, Tae-Uk (Korea Aerospace Research Institute)
Publication Information
Journal of Mechanical Science and Technology / v.17, no.6, 2003 , pp. 854-859 More about this Journal
Abstract
In this paper, we examine the singular stresses and electric fields in a functionally graded piezoelectric ceramic strip containing an eccentric crack off the center line under anti-plane shear loading with the theory of linear piezoelectricity. It is assumed that the properties of the functionally graded piezoelectric ceramic strip vary continuously along the thickness. Fourier transforms are used to reduce the problem to the solution of two pairs of dual integral equations, which are then expressed to a Fredholm integral equation of the second kind. Numerical values on the stress intensity factor and the energy release rate are obtained.
Keywords
Functionally Graded; Piezoelectric Strip; Eccentric Crack; Stress Intensity Factor; Energy Release Rate;
Citations & Related Records
Times Cited By KSCI : 1  (Citation Analysis)
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