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Finite Element Analysis in Structural Mechanics

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en:example:nlin:1:2

Table of Contents

Triangles, BEAM4G1

Problem

Mesh

element type nodes
1 4 1 3 2 12 13 11
2 4 3 4 2 15 14 13 
3 4 3 5 4 16 17 15
4 4 5 6 4 19 18 17
5 4 5 7 6 20 21 19
6 4 7 8 6 23 22 21
7 4 7 9 8 24 25 23
8 4 9 10 8 27 26 25

Boundary conditions

$u=0$ at nodes 2, 11
$u=v=0$ at node 1

Computation

The input of the distributed loading and the concentrated force is described in example BEAM4S1.

The computation is executed with the following commands:

beam4g1.bat
rmd2 beam4g1.i1
rpd2 beam4g1.i2
srh2 beam4g1.i3
fefs beam4g1.i4
hpp2 beam4g1.iP
hpls beam4g1.iL
str2 beam4g1.i5

Input

beam4g1.i1
;  NELEM NNOD ITED  ...  KSS
IP   8    27    4   6*0  -1
;  CRIT SCALE THDEF
RP 1.01   1    0.01
XY N 1:10 X 2*0 2*0.25 2*0.5 2*0.75 2*1
          Y 5*(0 0.02)
EL E 1:8 N =P 1 3 2 =P =Q 12 13 11 =Q =R 3 4 2 =R =S 15 14 13 =S
           =2P =4Q =2R =4S =4P =8Q =4R =8S =6P =12Q =6R =12S
EN
EN
beam4g1.i2
;  KREST
IP   1
         ; E    α ν   ρ
MP 1 T 1 V 2e11 0 0.3 0
SV 1 T 9 V 100e6 -0.1e6 0 ; Fx = 20000 N, Fy = -20 N
SV 2 T 6 V -0.01e6        ; ly = -100 N/m

AS 1 /M 1
  /B 0 N 1 /B 0 C 1 N 2 11

AS 2
  /S 1 E 8       S1
  /S 2 E 2 4 6 8 S2

EN
EN
beam4g1.i3
;  KREST
IP   1
EN
EN
beam4g1.i4
;  KREST
IP   1
EN
EN
beam4g1.iP
;  KREST NLC NCYC KMOD KCRP KLARG ...
IP   1    1    0    0    0    1   4*0
;  load case sequence
   2
EN
EN
beam4g1.iL
;  KMET KOUT NSUBI NITER NINT KTPR
IP   0    1    0     0     0    0
;  UTOL RTOL XTOL PENAL
RP   0    0    0    0
EN
EN
beam4g1.i5
;  KLC 0 KOUT ILC  ...  KPROB KGRAF
IP  1  0   1   0   6*0    2     2
EN
EN

Output

beam4g1.o5
;  KLC 0 KOUT ILC  ...  KPROB KGRAF                                             
IP  1  0   1   0   6*0    2     2                                               
EN                                                                              
EN                                                                              

      PLANE STRESS
                                                      1TH LOAD CASE

                                       DISPLACEMENTS
           NODE                U                   V
                              [m]                 [m]

              1       0.0000000E+00    0.0000000E+00
              2       0.0000000E+00   -0.2991363E-05
              3       0.9875166E-04   -0.3276053E-03
              4       0.1505229E-03   -0.3306580E-03
              5       0.2201300E-03   -0.1008971E-02
              6       0.2770970E-03   -0.1012048E-02
              7       0.3488866E-03   -0.1662922E-02
              8       0.3964429E-03   -0.1665979E-02
              9       0.4766191E-03   -0.2214261E-02
             10       0.5173065E-03   -0.2217304E-02
             11       0.0000000E+00   -0.1341249E-05
             12       0.4933088E-04   -0.8302850E-04
             13       0.6242603E-04   -0.8438672E-04
             14       0.7552592E-04   -0.8605600E-04
             15       0.1246375E-03   -0.3290464E-03
             16       0.1594016E-03   -0.6602081E-03
             17       0.1866435E-03   -0.6617306E-03
             18       0.2138820E-03   -0.6632845E-03
             19       0.2486135E-03   -0.1010516E-02
             20       0.2844571E-03   -0.1350685E-02
             21       0.3105992E-03   -0.1352247E-02
             22       0.3367396E-03   -0.1353753E-02
             23       0.3726647E-03   -0.1664475E-02
             24       0.4127502E-03   -0.1949371E-02
             25       0.4347892E-03   -0.1950915E-02
             26       0.4568285E-03   -0.1952417E-02
             27       0.4969627E-03   -0.2215803E-02




                                           STRESSES AT GAUSS POINTS



      IE       IGP     XG           YG                   SIG-X     SIG-Y    SIG-XY     SIG-Z      HMH      EPSP      DMG
                       [m]          [m]                  [MPa]     [MPa]     [MPa]     [MPa]     [MPa]      [-]      [%]

       1
                 1    0.11754E+00  0.11943E-02            81.6      -0.2      -0.1       0.0      81.7  0.0000E+00  0.00
                 2    0.11754E+00  0.94028E-02            98.9      -0.1      -0.1       0.0      98.9  0.0000E+00  0.00
                 3    0.14929E-01  0.94028E-02            98.6       0.0      -1.2       0.0      98.6  0.0000E+00  0.00
                 4    0.25322E-01  0.20257E-02            83.1      -0.1      -1.1       0.0      83.2  0.0000E+00  0.00
                 5    0.19936E+00  0.20257E-02            83.8       0.0       0.8       0.0      83.8  0.0000E+00  0.00
                 6    0.25322E-01  0.15949E-01           112.4       0.1      -1.1       0.0     112.3  0.0000E+00  0.00
                 7    0.83333E-01  0.66667E-02            93.0      -0.1      -0.5       0.0      93.0  0.0000E+00  0.00

       2
                 1    0.23507E+00  0.10597E-01           101.1       0.1      -0.9       0.0     101.1  0.0000E+00  0.00
                 2    0.13246E+00  0.18806E-01           118.5       1.1      -0.0       0.0     117.9  0.0000E+00  0.00
                 3    0.13246E+00  0.10597E-01           101.0      -1.3      -0.1       0.0     101.6  0.0000E+00  0.00
                 4    0.22468E+00  0.40515E-02            87.1      -2.1      -0.8       0.0      88.1  0.0000E+00  0.00
                 5    0.22468E+00  0.17974E-01           116.8       2.1      -0.8       0.0     115.8  0.0000E+00  0.00
                 6    0.50643E-01  0.17974E-01           116.8      -0.0       0.6       0.0     116.8  0.0000E+00  0.00
                 7    0.16667E+00  0.13333E-01           106.8      -0.1      -0.3       0.0     106.8  0.0000E+00  0.00

       3
                 1    0.36754E+00  0.11943E-02            98.5       1.2       0.0       0.0      97.9  0.0000E+00  0.00
                 2    0.36754E+00  0.94028E-02            99.5      -1.3      -0.0       0.0     100.2  0.0000E+00  0.00
                 3    0.26493E+00  0.94028E-02            99.8       0.1      -0.4       0.0      99.7  0.0000E+00  0.00
                 4    0.27532E+00  0.20257E-02            98.8       2.2      -0.4       0.0      97.7  0.0000E+00  0.00
                 5    0.44936E+00  0.20257E-02            98.4      -0.1       0.3       0.0      98.4  0.0000E+00  0.00
                 6    0.27532E+00  0.15949E-01           100.6      -2.0      -0.4       0.0     101.6  0.0000E+00  0.00
                 7    0.33333E+00  0.66667E-02            99.3       0.0      -0.2       0.0      99.2  0.0000E+00  0.00

       4
                 1    0.48507E+00  0.10597E-01           100.0       0.0      -0.3       0.0     100.0  0.0000E+00  0.00
                 2    0.38246E+00  0.18806E-01           101.9       0.4      -0.0       0.0     101.7  0.0000E+00  0.00
                 3    0.38246E+00  0.10597E-01           100.0      -0.4      -0.0       0.0     100.2  0.0000E+00  0.00
                 4    0.47468E+00  0.40515E-02            98.5      -0.7      -0.3       0.0      98.9  0.0000E+00  0.00
                 5    0.47468E+00  0.17974E-01           101.7       0.7      -0.3       0.0     101.4  0.0000E+00  0.00
                 6    0.30064E+00  0.17974E-01           101.7      -0.0       0.2       0.0     101.7  0.0000E+00  0.00
                 7    0.41667E+00  0.13333E-01           100.6      -0.0      -0.1       0.0     100.6  0.0000E+00  0.00

       5
                 1    0.61754E+00  0.11943E-02           103.4       0.4       0.0       0.0     103.2  0.0000E+00  0.00
                 2    0.61754E+00  0.94028E-02           100.1      -0.4      -0.0       0.0     100.3  0.0000E+00  0.00
                 3    0.51493E+00  0.94028E-02           100.2       0.0      -0.1       0.0     100.2  0.0000E+00  0.00
                 4    0.52532E+00  0.20257E-02           103.1       0.7      -0.1       0.0     102.8  0.0000E+00  0.00
                 5    0.69936E+00  0.20257E-02           103.0      -0.0       0.1       0.0     103.0  0.0000E+00  0.00
                 6    0.52532E+00  0.15949E-01            97.5      -0.6      -0.1       0.0      97.8  0.0000E+00  0.00
                 7    0.58333E+00  0.66667E-02           101.2       0.0      -0.0       0.0     101.2  0.0000E+00  0.00

       6
                 1    0.73507E+00  0.10597E-01            99.7      -0.0      -0.0       0.0      99.7  0.0000E+00  0.00
                 2    0.63246E+00  0.18806E-01            96.6      -0.1      -0.0       0.0      96.7  0.0000E+00  0.00
                 3    0.63246E+00  0.10597E-01            99.8       0.1      -0.0       0.0      99.7  0.0000E+00  0.00
                 4    0.72468E+00  0.40515E-02           102.2       0.1      -0.0       0.0     102.2  0.0000E+00  0.00
                 5    0.72468E+00  0.17974E-01            96.9      -0.1      -0.0       0.0      97.0  0.0000E+00  0.00
                 6    0.55064E+00  0.17974E-01            97.0      -0.0       0.0       0.0      97.0  0.0000E+00  0.00
                 7    0.66667E+00  0.13333E-01            98.7      -0.0      -0.0       0.0      98.7  0.0000E+00  0.00

       7
                 1    0.86754E+00  0.11943E-02           102.4      -0.1       0.0       0.0     102.4  0.0000E+00  0.00
                 2    0.86754E+00  0.94028E-02           100.1       0.1       0.0       0.0     100.1  0.0000E+00  0.00
                 3    0.76493E+00  0.94028E-02           100.1       0.0       0.1       0.0     100.1  0.0000E+00  0.00
                 4    0.77532E+00  0.20257E-02           102.2      -0.1       0.1       0.0     102.2  0.0000E+00  0.00
                 5    0.94936E+00  0.20257E-02           102.1       0.0      -0.1       0.0     102.1  0.0000E+00  0.00
                 6    0.77532E+00  0.15949E-01            98.3       0.1       0.1       0.0      98.3  0.0000E+00  0.00
                 7    0.83333E+00  0.66667E-02           100.9       0.0       0.0       0.0     100.9  0.0000E+00  0.00

       8
                 1    0.98507E+00  0.10597E-01            99.8      -0.0       0.2       0.0      99.8  0.0000E+00  0.00
                 2    0.88246E+00  0.18806E-01            97.5      -0.0       0.0       0.0      97.5  0.0000E+00  0.00
                 3    0.88246E+00  0.10597E-01            99.8      -0.0       0.0       0.0      99.8  0.0000E+00  0.00
                 4    0.97468E+00  0.40515E-02           101.6      -0.0       0.2       0.0     101.6  0.0000E+00  0.00
                 5    0.97468E+00  0.17974E-01            97.8      -0.0       0.2       0.0      97.8  0.0000E+00  0.00
                 6    0.80064E+00  0.17974E-01            97.7       0.0      -0.1       0.0      97.7  0.0000E+00  0.00
                 7    0.91667E+00  0.13333E-01            99.0      -0.0       0.1       0.0      99.0  0.0000E+00  0.00

                                * END OF STR3 *
 TOTAL CPU: 00:00:00
en/example/nlin/1/2.txt · Last modified: 2024-11-07 09:35 by Petr Pařík