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updated 2 months ago

Fast assembly of stiffness and matrices in finite element method using nodal elements by Jan Valdman

vectorization of FEM matrices assembly (fem, vectorization, stiffness matrix)

M=mass_matrixP1_2D(elements,areas)

M=mass_matrixP1_2D_elasticity(elements,areas)

M=mass_matrixP1_3D(elements,areas)

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updated 3 months ago

Introduction into FEM by Peter van Alem

FEM, Wave equation, Linear elasticity (fem, wave equation, linear elasticity)

Beam3D.m

WaveEquation2D.m

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updated 5 months ago

Magnetic Flux distribution by PRAVI

Magnetic Flux distribution (fem, finite element method, biotsavart law)

parallel_conductors.m

solenoid.m

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updated 6 months ago

1D Finite Element Method (FEM) Example by Cheuk

A 1D finite element method (FEM) example is provided to teach the basics of using FEM to solve PDEs. (finite, element, method)

a_def(node)

act_quad(dof_pos, ref_quad_pos, num_edges)

compute_RHS_global(RHS_local, loc_glob, num_edges)

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updated 7 months ago

FEM analysis of a bar element by considering 2 and 3 nodal points by atluri krishna sagar

fem analysis (matlab, fem, bar analysis)

fembar.m

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updated 8 months ago

Nodal DG by Manuel Diaz

Advect Information using Nodal Discontinuous Galerkin Method (discontinuous galerki..., pde, linear advection)

IC(x,ICcase)

residual(u,flux,dflux,Lift,Dr)

DGtools

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updated 8 months ago

Correction Procedure via Reconstruction (CPR) by Manuel Diaz

Advect Information using Correction Via Reconstruction Method (discontinuous galerki..., pde, linear advection)

IC(x,ICcase)

residual(u,L,dg,flux,dflux,quad)

CorrectionPolynomial

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updated 9 months ago

FEM Diffusion-convection solution by Mindaugas_V

I have solved 1D diffusion - convection problem . (diffusion, fem, convection)

Diffusion_convection_1D

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updated 2 years ago

HJfem_lite by Mika

Finite element assembly routines for linear triangles and tetrahedra. Also simple 3D visualization. (mathematics, modeling, fem)

affine_tet(p,t,tind)

affine_tri(p,t,tind)

cubemesh(N)

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updated 2 years ago

FEM simulation of microstrip by Computational Electromagnetics At IIT Madras

FEM simulation of voltage and electrical field distributions in a microstrip (fem, laplace equation, dirichlet boundary co...)

Program44_fem_microstrip.m

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updated 2 years ago

FEM simulation of a parallel plate capacitor by Computational Electromagnetics At IIT Madras

FEM simulation of a parallel plate capacitor to obtain electric field and voltage distributions. (fem, laplace equation, parallel plate capaci...)

Program43_fem_capacitor.m

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updated 2 years ago

FEM Laplace Solver by Computational Electromagnetics At IIT Madras

An FEM solution for Laplacian in a bounded region (fem, laplace equation, matlab)

Program41_fem_laplace.m

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updated 2 years ago

Plate Bending by Siva Srinivas Kolukula

Bending of thin plate under uniform transverse pressure is solved using Finite Element Method (finite element method..., finite element method, plate bending)

BoundaryCondition(typeBC,coordinates)

Force(nnel,shape,P)

GaussQuadrature(order)

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updated 2 years ago

The Plane Stress Problem by Siva Srinivas Kolukula

Plate under uniform tension at its edges is solved using Finite Element Method (finite element method, postprocessing, plate)

GaussQuadrature(ngl)

PlotFieldonMesh(coordinates,nodes,component)

PlotMesh(coordinates,nodes)

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updated 2 years ago

vtkpipe by LeFlaux

Pipe visualization data to vtk files. (vtk, visualization, data export)

vtkquiver(x, y, z, u, v, w, varname, filename)

vtkseries(t, f, filename)

vtktrisurf(tri, x, y, z, argin5, argin6, argin7)

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updated 3 years ago

Accelerating Finite Element Analysis (FEA) in MATLAB by Vaishali Shrivastava

Accelerate computationally intensive part of FEA by using Parallel computing. (mathematics, physics, parallel computing)

checkgeometry(node,edge,face,hdata)

circumcircle(p,t)

computeMForcesfromV(nodes, edges, triangles, potential, g...

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updated 4 years ago

A video clip on how lovely MATLAB can be in both computing and GUI by Mohammad Tabarroki

The program is about using FEM to analyze trusses and frames in a user-friendly graphical interface (gui, modeling, fem)

FEAnalyzer.wmv

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updated 4 years ago

Matrix Analysis of Three Dimensional Bar Structures MABS3D by Marcos Cesar Ruggeri

This program is an extension of MABS2D to three-dimensional space (3D). (approximation, fea, fem)

mabs3d.m

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updated 4 years ago

Matrix Structural Analysis by Hossein Rahami

A simple function for the analysis of two- and three- dimensional frame structures (analysis, structure, truss)

[Q,V,R]=MSA(D)

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updated 4 years ago

Matrix Analysis of Two Dimensional Bar Structures MABS2D by Marcos Cesar Ruggeri

This program solves bar structures of constant area through matrix analysis of structures. (aerospace, aeronautics, aerodef)

mabs2d.m

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updated almost 5 years ago

MESH2D - Automatic Mesh Generation by Darren Engwirda

Generates unstructured triangular meshes for general 2D geometry. (mathematics, simulation, modeling)

checkgeometry(node,edge,face,hdata)

circumcircle(p,t)

connectivity(p,t)

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updated 5 years ago

Compute the heights for tetrahedrons by Wenzhe Shan

Compute the heights, from nodes to opposite faces, of selected tetrahedrons (simulation, fem)

gui_comp_h_tet4( id, ix, x)

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updated 5 years ago

Recursive longest-edge bisection by Wenzhe Shan

Finite element routine, to refine selected tetrahedron by bisecting their longest edges (simulation, fem)

recr_bisc_tet4( id, ix, nix, x, nx, u, r)

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updated almost 7 years ago

Solution of 2nd order differential equation by rayleigh ritz method by Aditya Vaidya

Solution of 2nd order differantial equation by Rayleigh Ritz method (differential equation..., rayleigh ritz, fem)

variational.m

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updated 7 years ago

Truss Analysis by Hossein Rahami

A very simple M-file for analysis of any truss (mechanical modeling, structure, truss)

D=Data

TP(D,U,Sc)

[F,U,R]=ST(D)

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updated 9 years ago

2D Truss Analysis(GUI) by Yan Luo

2D truss analysis based on GUI. (truss, finite element mathod..., fem)

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updated 9 years ago

3D truss analysis\user interface in FEM by Balajee Ananthasayanam

Provides a simple user interface, analysis and graphical display of any 3D -truss problem. (differential equation..., truss, finite element method...)

Truss_3D_analysis.m

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updated 10 years ago

Finite Element Toolbox 2.1 by Rasmus Anthin

Piecewise linear Galerkin method with piecewise constant coeffs for static PDE probelms. (differential equation..., linear, galerkin)

[A,B,b]=genmat1(xn,a,b,s)

[A,B,b]=genmat2(xy,el,a,b,s)

[A,B,b]=genmat3(xyz,el,a,b,s)

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updated 11 years ago

sturm by Alexander Pletzer

Second order ODE solver using linear finite elements. (differential equation..., fem, sturmliouville)

sturm(X,BC,F,G,R)

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