Code covered by the BSD License
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fem(varargin)
FEM Application M-file for fem.fig
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BRICK_stress (in_data, resp)
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BRICK_stress_main (in_data, S...
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CST_CSQ_stress (in_data,resp)
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Cantilever_Beam(in_data)
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D2_CSQ (x1, y1, x2, y2, x3, y...
returns a 2D linear constant stress quadrilateral (CSQ) element stiffness
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D2_CST (x1, y1, x2, y2, x3, y...
returns a 2D linear constant strain triangle (CST) element K & M matrix
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D3_BEAM (x1, y1, z1, x2, y2, ...
returns a 3D fixed-fixed beam element stiffness matrix in global coordinates
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D3_LB (x1, y1, z1, x2, y2, z2...
returns a 3D linear constant stress brick (LB) element stiffness matrix
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D3_TETRAH (x1, y1, z1, x2, y2...
returns a 3D tetrahedron (CST) element K & M matrix
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D3_TRUSS (x1, y1, z1, x2, y2,...
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DBC_solve (K,L,force,in_data)
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FFTsig (T,T2,dt,FNO)
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FF_BEAM (x1, y1, x2, y2, E, A...
returns a 2D fixed-fixed beam element stiffness & mass matrix in global coordinates
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FP_BEAM (x1, y1, x2, y2, E, A...
returns a 2D fixed-pinned beam element stiffness & mass matrix in global coordinates
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FT_freq (T,dt)
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KM_info (K, M)
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K_CON (dofN, dof_, obj, in_da...
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K_CST (ND, EL, rhoX, rhoY)
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K_assembly (in_data, type_ana...
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K_pre_allocate (in_data, Nrow...
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L=cholesky(K)
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LOAD_V (dofN, dof_, in_data, ...
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MFC_master_slave (K,L,force,s...
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M_2D_beam_assembly (in_data)
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M_3D_beam_assembly (in_data)
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PF_BEAM (x1, y1, x2, y2, E, A...
returns a 2D pinned-fixed beam element stiffness & mass matrix in global coordinates
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animate_2D_frame (resp,in_dat...
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animate_3D_brick (resp,in_dat...
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animate_3D_frame (resp,in_dat...
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animate_3D_tetrah (resp,in_da...
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animate_3D_truss (resp,in_dat...
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animate_dyn_response (resp,in...
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animate_mode_shape_2( in_data...
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animate_response_tri (resp,in...
animate_response_tri.m
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beam_2d (in_data)
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beam_2d_2 (in_data)
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build_object_KM (in_data,type...
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dxdtU(t,x,u,params)
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dxxdt(t,x)
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dxxdt_p(t,x)
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dyn_FEM ( in_data, obj, L, LK...
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eigFEM (K, M, damp)
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eigFEM_s (K, M, N)
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fea_dynamic_analysis (obj,in_...
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fea_heat_analysis (obj,in_dat...
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fea_modal_analysis (obj,in_da...
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fea_static_analysis (obj,in_d...
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fem3D_brick
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fem3D_inp_frame (in_data)
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fem3D_tetrah
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fem3D_tetrah_cyl (in_data)
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fem_inp_CSQ1
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fem_inp_CSQ2 (in_data)
modal analysis
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fem_inp_CST
modal analysis
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fem_run (in_data,type_analysi...
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frame2d_uniform_loads (in_dat...
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freq_damp_FEM(K,M,a,b)
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in_data_tetr_modal_(in_data)
beam_tetr_3d.m 2-D beams
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main_form_data_plot (handles,...
plot location of DOF for output from dynamic analysis on the main form
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matrx_info (A)
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modal_analysis ( obj , L, in_...
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modal_analysis_large ( obj , ...
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odeRK6( dydt, time, y0, u, ep...
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plot3D_results(in_data,resp)
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plot3D_results_TRUSS(in_data,...
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plot_2dbeam_stat_diagram (in_...
PLOT STATIC DISPLACEMENTS OF 2D BEAMS
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plot_2dbeam_static (in_data,r...
PLOT STATIC DISPLACEMENTS OF 2D BEAMS
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plot_deform_tri ( in_data, D,...
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plot_dyn_2Dbeam (in_data,D,in...
plot 2D-FRAME dynamic displacements
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plot_dyn_3Dframe(in_data,D,in...
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plot_dyn_3Dtruss(in_data,D,in...
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plot_dyn_brick ( in_data, D, ...
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plot_dyn_tetrah ( in_data, D,...
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plot_dyn_tri ( in_data, D, in...
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plot_fem_data(in_data,PND)
plot input object on GUI main form
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plot_fem_static(in_data, obj,...
plot static deflections
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plot_modal_shape ( in_data, D...
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plot_results_brick ( in_data,...
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plot_results_heat ( in_data, ...
PLOT temperatures (2D)
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plot_results_tetrah ( in_data...
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plot_results_tri ( in_data, S...
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rayleigh_coef (K,M,damp,N)
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saveOBJECTeps
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surfbrick(p,t)
SURFbrick: find surface faces from quad 3d mesh
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surftri(p,t)
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truss2d (x1, y1, x2, y2, E, A...
2D truss element stiffness and mass matrix in global coordinates
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truss_3d (in_data)
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type_of_elem (in_data)
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View all files
from
FEM toolbox for solid mechanics
by Anton Zaicenco
The finite element toolbox for solid mechanics with GUI.
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| fem3D_inp_frame (in_data)
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function in_data = fem3D_inp_frame (in_data)
in_data.ND = [ 1 0 0 0;
2 3 0 0;
3 6 0 0;
4 0 2 0;
5 3 2 0;
6 6 2 0;
7 0 4 0;
8 3 4 0;
9 6 4 0;
10 0 0 2;
11 3 0 2;
12 6 0 2;
13 0 2 2;
14 3 2 2;
15 6 2 2;
16 0 4 2;
17 3 4 2;
18 6 4 2;
19 0 0 4;
20 3 0 4;
21 6 0 4;
22 0 2 4;
23 3 2 4;
24 6 2 4;
25 0 4 4;
26 3 4 4;
27 6 4 4];
E = 8e7;
G = 3e6;
b = 0.3;
ho = 0.3;
rho = 25000;
in_data.mater.rho=0; in_data.mater.b=0; in_data.mater.ho=0;
in_data.mater.E=0; in_data.mater.A=0; in_data.mater.I=0; in_data.mater.G=0;
in_data.EL = [
1 3 1 10 E G b ho rho;
2 3 2 11 E G b ho rho;
3 3 3 12 E G b ho rho;
4 3 4 13 E G b ho rho;
5 3 5 14 E G b ho rho;
6 3 6 15 E G b ho rho;
7 3 7 16 E G b ho rho;
8 3 8 17 E G b ho rho;
9 3 9 18 E G b ho rho;
10 3 10 19 E G b ho rho;
11 3 11 20 E G b ho rho;
12 3 12 21 E G b ho rho;
13 3 13 22 E G b ho rho;
14 3 14 23 E G b ho rho;
15 3 15 24 E G b ho rho;
16 3 16 25 E G b ho rho;
17 3 17 26 E G b ho rho;
18 3 18 27 E G b ho rho;
19 3 10 11 E G b ho rho;
20 3 11 12 E G b ho rho;
21 3 13 14 E G b ho rho;
22 3 14 15 E G b ho rho;
23 3 16 17 E G b ho rho;
24 3 17 18 E G b ho rho;
25 3 19 20 E G b ho rho;
26 3 20 21 E G b ho rho;
27 3 22 23 E G b ho rho;
28 3 23 24 E G b ho rho;
29 3 25 26 E G b ho rho;
30 3 26 27 E G b ho rho;
31 3 10 13 E G b ho rho;
32 3 13 16 E G b ho rho;
33 3 11 14 E G b ho rho;
34 3 14 17 E G b ho rho;
35 3 12 15 E G b ho rho;
36 3 15 18 E G b ho rho;
37 3 19 22 E G b ho rho;
38 3 22 25 E G b ho rho;
39 3 20 23 E G b ho rho;
40 3 23 26 E G b ho rho;
41 3 21 24 E G b ho rho;
42 3 24 27 E G b ho rho];
in_data.CON = [
1 0 0 0 0 0 0;
2 0 0 0 0 0 0;
3 0 0 0 0 0 0;
4 0 0 0 0 0 0;
5 0 0 0 0 0 0;
6 0 0 0 0 0 0;
7 0 0 0 0 0 0;
8 0 0 0 0 0 0;
9 0 0 0 0 0 0];
in_data.LOAD_ = [
22 0e1 10e1 0 0 0 0;
23 -10e1 0e1 0 0 0 0;
24 0e1 -0e1 0 0 0 0];
in_data.MASS = [.1 .1 .1 .1 .1 .1 .1];
in_data.dynam.TIMEH = [ 'bedr.txt' ];
in_data.dynam.delta_tm = [0.0079];
in_data.dynam.TIMEHDIR = [1 0 0 0 0 0];
in_data.dynam.TIMEHM = [1:1:length(in_data.ND)*6];
in_data.dynam.TIMEHPL = [19*6-2];
in_data.dynam.DAMP_C = [0.06 0.06];
in_data.dynam.DAMP_F = [3];
in_data.dynam.ab = [0.04 0.001];
in_data.dynam.MODA = [1];
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