-
Article
Transient dynamic analysis of interface cracks in layered anisotropic solids under impact loading
Transient elastodynamic crack analysis in two-dimensional (2D), layered, anisotropic and linear elastic solids is presented in this paper. A time-domain boundary element method (BEM) in conjunction with a mult...
-
Chapter
A 2D Time-Domain BEM for Dynamic Crack Problems in Anisotropic Solids
This chapter presents a time-domain boundary element method (BEM) for transient dynamic crack analysis in two-dimensional, homogeneous, anisotropic and linear elastic solids. Strongly singular displacement bou...
-
Chapter and Conference Paper
Time-Domain BEM Analysis of Cracked Piezoelectric Solids under Impact Loading
In this paper, transient dynamic crack analysis of two-dimensional (2-D), homogeneous and linear piezoelectric solids is presented. A time-domain boundary element method (BEM) is applied. The method uses a com...
-
Article
Resonance blocking of traveling waves by a system of cracks in an elastic layer
Wave processes that occur in an elastic layer when waves traveling in it are diffracted by a system of horizontal cracks are investigated. Integral representations of wave fields are constructed in terms of th...
-
Article
Scattering of a SH-wave by an elastic fiber of nonclassical cross section with an interface crack
The problem of interaction of a plane time-harmonic SH-wave with an elastic fiber of quasi-square or quasi-triangular cross section, when an interface crack is present between an infinite elastic matrix and th...
-
Article
Local integral equation method for viscoelastic Reissner–Mindlin plates
A meshless local Petrov-Galerkin (MLPG) method is applied to solve static and dynamic bending problems of linear viscoelastic plates described by the Reissner–Mindlin theory. To this end, the correspondence pr...
-
Chapter
The Use of Finite Elements for Approximation of Field Variables on Local Sub-Domains in a Mesh-Free Way
The paper deals with the numerical implementations of local integral equation formulation for the solution of two-dimensional (2-d) problems in linear elastic media with continuously variable Young’s modulus. ...
-
Article
Investigation of miniature CO2 gas sensor based on NASICON
A miniature CO2 gas sensor based on NASICON (sodium super ionic conductor) thick film was fabricated. The solid-electrolyte NASICON material was synthesized through an inorganic-reagent-based sol-gel method. The ...
-
Article
Evaluation of fracture parameters in continuously nonhomogeneous piezoelectric solids
A contour integral method is developed for computation of stress intensity and electric intensity factors for cracks in continuously nonhomogeneous piezoelectric body under a transient dynamic load. It is show...
-
Article
On relationships between the mechanical properties of recycled aggregate concrete: An overview
In this paper, a detailed investigation is conducted to analyze the relationships between the mechanical properties of recycled aggregate concrete (RAC). Based on a large number of experimental results publish...
-
Article
Meshless local Petrov-Galerkin method for continuously nonhomogeneous linear viscoelastic solids
A meshless method based on the local Petrov-Galerkin approach is proposed for the solution of quasi-static and transient dynamic problems in two-dimensional (2-D) nonhomogeneous linear viscoelastic media. A un...
-
Article
Domain element local integral equation method for potential problems in anisotropic and functionally graded materials
An efficient numerical method is proposed for 2-d potential problems in anisotropic media with continuously variable material coefficients. The method is based on the local integral relationships (integral for...
-
Article
Local integro-differential equations with domain elements for the numerical solution of partial differential equations with variable coefficients
A new approach (Domain-Element Local Integro-Differential-Equation Method -- DELIDEM) is developed and implemented for the solution of 2-D potential problems in materials with arbitrary continuous variation of...
-
Article
Local BIEM for transient heat conduction analysis in 3-D axisymmetric functionally graded solids
An advanced computational method for transient heat conduction analysis in 3-D axisymmetric continuously nonhomogeneous functionally graded materials (FGM) is proposed. The analysed domain is covered by small ...
-
Chapter and Conference Paper
Transient Dynamic Response of a Cracked Piezoelectric Solid Under Impact Loading
In this paper, a time-domain boundary integral equation method is presented for transient dynamic crack analysis in linear piezoelectric solids. A finite crack in an infinite linear piezoelectric solid subject...
-
Chapter and Conference Paper
Dynamic Crack Analysis by Hypersingular and Non-Hypersingular Time-Domain BEM
Abstract Transient elastodynamic crack analysis by time-domain boundary element method (BEM) is presented. Time-dependent traction boundary integral equations (BIEs) are used for this purpose. Both the hypersi...
-
Article
On the temperature rise induced by plastic dissipation at crack tips in viscoplastic materials
-
Article
On the HRR-field in power-law solids with microcracks
-
Article
Interaction of antiplane cracks with elastic waves in transversely isotropic materials
The interaction of plane time-harmonic SH-waves with micro-cracks in transversely isotropic materials is investigated. Elastic wave scattering by a single micro-crack is first analyzed. The scattered displacem...
-
Article
Near-tip field of an anti-plane crack in a micro-cracked power-law solid
Asymptotic near-tip field is investigated for an anti-plane (mode III) crack in a power-law solid permeated by a distribution of micro-cracks. The micro-crack location is assumed to be random, while the micro-...
