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Nastran to RADIOSS Conversion |
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Nastran to RADIOSS Conversion |
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Use the Conversion tool to convert a Nastran file to a RADIOSS file.
| 1. | Load the Nastran user profile. |
| 2. | Import a Nastran model. |
| 3. | To run the conversion macro, from the menu bar, click Tools > Convert > Nastran > To RADIOSS. The Conversion tab opens. |
| 4. | To start the conversion, click Convert. After the conversion, the selected version of the RADIOSS user profile automatically loads. |
| 5. | Review and export the deck using the RADIOSS user profile. Some of the keywords in the Nastran deck are converted to the RADIOSS deck as per the following tables. |
Element Mapping
Nastran type |
RADIOSS type |
CONM2 |
/ADMAS |
CWELD |
Mesh less weld (feabsord, fe realize using HEXA) |
CELAS1/CELAS2 CDAMP1/CDAMP2 (0 length) |
/SPRING
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PLOTEL |
Plot element |
RBAR |
/RIVET |
RBE2/RBE3 |
/RBODY |
RJOINT |
/RLINK |
CBUSH (When using vector) |
/ SPRING3N |
CBUSH1D |
/SPRING2N |
CBAR/CBEAM/CBEND |
BEAM |
CROD |
TRUSS |
CONROD |
TRUSS and /PROP/TRUSS |
CTRIA3/CTRIAR CTRIA6 (Change to 1st order before convert) |
/SH3N
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CQUAD4, CQUADR, CSHEAR CQUAD8 (Change to 1st order then convert) |
/SHELL
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CTETRA4 CTETRA10 (Change to 1st order then convert) |
/TETRA4
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CHEXA8/ CPENTA6 CHEXA20/ CPENTA15 (Change to 1st order then convert) |
/BRICK
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Property Mapping
Nastran type |
RADIOSS type |
PBAR/PBEAM (Only single section PBEAM is supported) |
/PROP/BEAM |
PBUSH |
/PROP/SPR_GENE |
PBUSH1D/PDAMP/PELAS |
/PROP/SPRING |
PROD |
/PROP/TRUSS |
PSHELL/PSHEAR |
/PROP/SHELL |
PSOLID |
/PROP/SOLID |
Material Mapping
Nastran type |
RADIOSS type |
MAT1 |
/MAT/ELASTIC |
MAT8 |
/MAT/LAW19 |
