coupled finite-boundary element method
Using the scaled boundary finite element method to model 2D time-dependent geotechnical engineering problems
... scaled boundary finite element method caters well for soil-structure interaction problems, but the formulation does not cater for the presence of changing pore pressures with time, body loads ...
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Effect of Laser Heat Source on One Dimensional Generalized Thermoelasticity
... the finite element method for coupled partial differential equations to analyze the effect of laser heating on the physical quantities, displacement, temperature and stresses for the ...
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2D Numerical simulation of a low mach nuclear core model with stiffened gas using freefem++
... the Finite Element method coupled to a method of characteristics is suitable to solve a low Mach system which models the heat transfer in a nuclear ...specific boundary ...
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A 2D Time Domain DRBEM Computer Model for MagnetoThermoelastic Coupled Wave Propagation Problems
... the boundary element method (BEM) is the transformation of the physical problem at hand to an integral ...the boundary, in which case the dimensionality of the problem is reduced by ...as ...
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An enhanced scaled boundary finite element method for linear elastic fracture
... spectral element method [45] have been ...analysis method (HAM). Further, SBFEM has been successfully coupled with other numerical methods such as FEM [49], BEM [50] and meshless methods [51], ...
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Efficient Computation of Gaussian Process Regression for Large Spatial Data Sets by Patching Local Gaussian Processes
... On the other hand, local GP regression partitions a regression domain into local regions, and an independent GP regression model is learned for each local region. Since the number of observations belonging to a local ...
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Mode-matching analysis of a shielded rectangular dielectric-rod waveguide
... D IELECTRIC waveguides are an attractive alternative to metal waveguides at millimeter-wave frequencies due to their lower propagation loss, lower cost, and easier fabrication [1]. Rectangular dielectric waveguides form ...
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X-FEM simulation of 2-D fracture mechanics problem
... the finite element mesh need not to conform to the crack boundaries (crack faces) to account for the geometric discontinuity, and furthermore, mesh regeneration is not needed in crack growth ...this ...
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Analysis of shielded rectangular dielectric rod waveguide using mode matching
... matching method and computer program is developed to calculate the propagation coefficients and field patterns of the modes in a shielded rectangular dielectric rod ...
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Analysis of a non-standard finite element method based on boundary integral operators
... 1. Introduction. In some important practical applications one wants to discretize partial differential equations (PDEs) or systems of PDEs on polyhedral meshes without further de- composition of the polyhedra into ...
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SEMI DISCRETE FORMULATION OF GALERKIN -PARTIAL ARTIFICIAL DIFFUSION FINITE ELEMENT METHOD FOR COUPLED BURGERS' PROBLEM
... 3. Chan, J., Demkowicz, L., Moser, R. and Roberts, N., 2010, ''A New Discontinuous Petrov- Galerkin Method with Optimal Test Functions. Part V: Solution of 1-D Burgers’ and Navier- Stokes Equations '' , The ...
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An Experimental and Theoretical Study of Freezing of Pure Aluminum
... a finite domain provided that it takes the same values on the boundary of domain as they took in the infinite domain on the fictitious boundary of the actual ...the finite domain the solution ...
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Computational Electromagnetics: Techniques and Applications
... The finite element method (FEM) is used to find approximate solution of partial differential equations (PDE) and integral ...as finite differences, ...The finite element ...
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On some slope-limiter methods for the linear advection equation
... than finite volume methods that are not slope-limiter methods, therefore, slope- limiter methods should be applied to solve the linear advection equation in particular, and conservation laws in ...
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Kirchhoff plate modelling using finite element method
... plate element for the analysis of plates of arbitrary shape which is the six nodes triangular element mesh with quadratic interpolation functions is considered in this ...
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Thermal effect on wave interaction in composite structures
... waveguides coupled by a coupling element, is calculated using the WFE ...coupling element on which defect is ...waveguides coupled through a coupling ...
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Finite element characterisation of photonic crystal fibres
... (SI) method may be used to find quickly and easily the guided modes and propagation constants of semiconductor rib waveguides (Kendall et ...index method can be expressed using steps in the region below the ...
254
RBF-based meshless modeling of strain localization and fracture
... meshless method which can improve the accuracy of the solution in comparison with that of standard col- location ...Neumann boundary conditions, however, these terms only serve the stabilization purpose and ...
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EFFECT OF BOUNDARY CONDITIONS ON ANALYSIS OF CYLINDRICAL SHELLS USING FINITE ELEMENT METHOD
... The element geometry can be nicely represented by the natural coordinate system (ξ, η, ψ ) where the curvilinear coordinates (ξ, η) are along the shell mid- surface while z is linear coordinate in the thickness ...
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Analysis of Vibration and Sound Radiation Characteristics of Resilient Wheel in Metro
... In this study, firstly, the wheel-rail coupling dynamic model of metro vehicle is established. Then the wheel-rail force considering track irregularity is calculated on the basis of hertz’s nonlinear contact theory. ...
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