CFVR3004 - EFS application on a rectangular foundation (SHELL41)
This example tests the EFS application on a rectangular foundation, modelled as a rectangular shell.
For this purpose, it applies the maximum ballast value to the foundation.
It test the following EFS values:
- Real value on element.
- EFS on element 1.
- Minimum value.
- Maximum value.
- Average value.
Element types used in the model: SHELL41 Needed CivilFEM Modules: |
|
| Model Statistics | |
| Number of elements | 25 |
| Number of nodes | 36 |
| Number of civil materials | 1 |
| Number of cross sections | 0 |
| Number of shell vertices | 0 |
Log file: CFVR3004.DAT
FINISH ~CFCLEAR,,1 ~CFACTIV,GETC,Y NomFile='CFVR3004' /TITLE, %NomFile%, EFS application on a rectangular foundation (SHELL41) ! ------------------------------------------------------------------------------------- ! Initial data ! ------------------------------------------------------------------------------------- ! CivilFEM SETUP ~UNITS,SI ~CODESEL,EC3-92,EHE,,,EC8-94 /PREP7 ! Materiales ! -------------------------------------------------- ! Soil ~CFMP,1,LIB,SOIL,,PH ~CFMP,1,SOIL,NUXYST,,0.35 ! Elements ! -------------------------------------------------- ET,1,41 R,1,1,1,1,1 ! Model ! -------------------------------------------------- ! Keypoints k,1,0,0 k,2,5,0 k,3,5,10 k,4,0,10 ! Lines l,1,2 l,2,3 l,3,4 l,4,1 lesize,all,,,5 ! Area a,1,2,3,4 ! Elements amap,1,1,2,3,4 ! Terrain ! -------------------------------------------------- ~TERDEF, 1,NEW, 1, 0, Z ~TERDEF, 1,LAYER, 1, 1, 6, 0, DB ! Calculate foundation ! -------------------------------------------------- ~efscalc,1 ,1 ! 7. APPLY EFS ! -------------------------------------------------- ! ~EFSAPPL,UCIM,VALUE ~efsappl,1 ,2 !-------------------------------------------------------------------------------------- ! DATA CHECK !-------------------------------------------------------------------------------------- ! Data comparison number NComp = 5 NComp_ch = 0 ! Marix dim. *DIM,LABEL,CHAR,Ncomp,1 *DIM,LABEL_CH,CHAR,Ncomp_ch,1 *DIM,VALUE,,Ncomp,3 *DIM,VALUE_CH,CHAR,Ncomp_ch,3 *DIM,TOLER,,Ncomp,2 ! Labels !-------------------------------------------------------------------------------------- LABEL( 1) = 'Real val' LABEL( 2) = 'EFS' LABEL( 3) = 'Minimum' LABEL( 4) = 'Maximum' LABEL( 5) = 'Average' ! Correct data, obtained data !-------------------------------------------------------------------------------------- VALUE( 1,1) = 235e3 ! Real value on element 1. VALUE( 2,1) = 297e3 ! EFS on element 1. VALUE( 3,1) = 151e3 ! Minimum value. VALUE( 4,1) = 297e3 ! Maximum value. VALUE( 5,1) = 188e3 ! Average value. ~CFGET,VALUE( 1,2),FOUNDAT,1,ELEM,EFS,,1 ! Value on element 1. *GET, VALUE( 2,2),RCON, 1,CONST,6 ! EFS on element 1. ~CFGET,VALUE( 3,2),FOUNDAT,1,EFS,Min ! Minimum value. ~CFGET,VALUE( 4,2),FOUNDAT,1,EFS,Max ! Maximum value. ~CFGET,VALUE( 5,2),FOUNDAT,1,EFS,Med ! Average value. ! Warning and error tolerances *DO,II,1,5 TOLER(II,1) = 1E3 TOLER(II,2) = 1E3 *ENDDO !-------------------------------------------------------------------------------------- ! Results comparison !-------------------------------------------------------------------------------------- COMPARA.MAC |
Results
| Label | Target | CivilFEM | Ratio | Tolerance |
| Real val | 2.35e+005 | 2.347e+005 | 1.001 | 1000 |
| EFS | 2.97e+005 | 2.975e+005 | 0.998 | 1000 |
| Minimum | 1.51e+005 | 1.5097e+005 | 1.000 | 1000 |
| Maximum | 2.97e+005 | 2.975e+005 | 0.998 | 1000 |
| Average | 1.88e+005 | 1.8814e+005 | 0.999 | 1000 |
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