Mixed Finite Element
Comparison of a finite difference and a mixed finite element formulation of the uniaxial perfectly matched layer
... the finite element method with the split field PML of Berenger discretized by the FDTD ...the mixed finite element method which has comparable (with FDTD) absorbing ...the finite ...
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A Second Order Characteristic Mixed Finite Element Method for Convection Diffusion Reaction Equations
... order mixed finite element spatial ap- proximation for diffusion ...Standard mixed finite element was used for Darcy velocity equation and a characteristics-mixed ...
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A new positive definite semi-discrete mixed finite element solution for parabolic equations
... semi-discrete mixed finite element method was presented for two-dimensional parabolic ...discrete mixed finite element solutions were ...
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An Upwind-mixed Finite Element Method with Moving Grids for Quasi-nonlinear Sobolev Equations
... This paper presents an upwind-mixed finite elemen- t method with moving grids for quasi-nonlinear Sobolev equations. In Section II, this method is constructed by two methods. The convection term of Sobolev ...
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Nonconforming H1 Galerkin Mixed Finite Element Method for Pseudo Hyperbolic Equations
... -Galerkin mixed finite element method with nonconforming quasi-Wilson element, a numerical approxi- mate scheme is established for pseudo-hyperbolic equations under arbitrary quadrilateral ...
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A Stable Mixed Finite Element Scheme for the Second Order Elliptic Problems
... Abstract—A stable mixed finite element method (MFEM) for the second order elliptic problems, in which the scheme just satisfies the discrete B.B condition, is discussed in this paper. The uniqueness ...
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A hybridized mixed finite element domain decomposed method for two dimensional magnetotelluric modelling
... hybridized mixed finite element domain de- composition procedure presented here has been presented and analyzed by Santos ...of mixed finite element meth- ods introduced by ...
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On mixed finite element techniques for elliptic problems
... value problems for elliptic equations by means of finite element methods of mixed typ The main motivation of this paper is to extend these methods for a class of mildly nonlinear ellipti[r] ...
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Stabilized mixed finite element model for the 2D nonlinear incompressible viscoelastic fluid system
... stabilized mixed finite element (SMFE) model based on parameter-free and two local Gauss integrals for the two-dimensional (2D) nonlinear incompressible viscoelastic fluid ...
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A posteriori error estimates for finite volume and mixed finite element discretizations of convection–diffusion–reaction equations
... Abstract. We present in this paper a unified framework for a posteriori error estimation in the finite volume and lowest-order Raviart–Thomas mixed finite element methods. We consider convection– ...
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An efficient direct solver for a class of mixed finite element problems
... áçL.ñSDUácXñ3çEDgWàáä ®Vä_XUçhà3CEäãTdH DXáTWH3ê åSDTdHáØV¢à3gWáETdå3gWTdZ_XláTdDUH3ç aXUHã ChätgdXáTi4ä þXáETdD LjDUî ácä2å3CEDåSDçhätã ü.äMF ¨XUgdêDUCETWáEc3V7[r] ...
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A mixed finite element method for the Reissner-Mindlin plate
... the rotation and the displacement. Both elements employ a more complicated shear force space to overcome the shear force locking. In addition, [] presents four quadrilateral elements for the Reissner-Mindlin plate ...
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A stabilised finite element method for the convection-diffusion-reaction equation in mixed form
... a mixed, first-order formulation, but us- ing standard Lagrangian elements in both ...stabilised mixed finite element method for the first order writing of the convection-diffusion-reaction ...
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Analysis Of Cylindrical Shells Using Mixed Formulation Of Curved Finite Strip Element
... the mixed formulation of a two-nodal line curved finite strip will be ...the mixed formulation, moments are included as primary variables in addition to displacement ...the mixed finite ...
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Mixed Formulation Of Spline Finite Strip Method Using Equally Spaced B2-Spline Series
... As mixed method for plate bending problems was suggested by Herrmann [9] has been further developed in sequel however more attention has been focused on the mixed finite element method for ...
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A combined collocation and Monte Carlo method for advection-diffusion equation of a solute in random porous media
... Abstract. In this work, we present a numerical analysis of a method which combines a deterministic and a probabilistic approaches to quantify the migration of a contaminant, under the presence of uncertainty on the ...
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New quadrilateral mixed finite elements
... new mixed finite ...new mixed finite el- ement, inspired by the study of Arnold et ...new element-ABF to incorporate those conditions ...
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A stabilized mixed discontinuous Galerkin method for the incompressible miscible displacement problem
... a mixed finite element (MFE) method for the compressible miscible displacement ...stabilized finite element formulation in which an appropriately weighted residual of the Darcy law is ...
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A Second Order Characteristic Method for Approximating Incompressible Miscible Displacement in Porous Media
... Standard mixed finite element was used for Darcy velocity equation and a characteristics-mixed finite element method was presented for approximating the concentration ...order ...
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A mixed finite-element formulation for the modal analysis of electromagnetic waveguides featuring improved low-frequency resolution of transmission line modes
... Since electromagnetic waveguides constitute generalized transmission line systems, they are of fundamental impor- tance for the design of electromagnetic devices. Because of complex geometries and inhomogeneous ...
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