HyperMesh and BatchMesher

Permas to OptiStruct Converstion

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Permas to OptiStruct Converstion
Permas to OptiStruct Converstion

Use the Conversion tool to convert a Permas file to an OptiStruct file.

1.	Load the Permas user profile.

2.	Import a Permas model.

3.	To run the Conversion tool, from the menu bar, click Tools > Convert > Permas > To OptiStruct. The Conversion tab opens.

4.	To start the conversion, click Convert. After the conversion, the OptiStruct user profile automatically loads.

Conversion Mapping

The conversion coverage for Permas to OptiStruct is currently limited to the Elements, Properties, and Materials described in the conversion mapping tables below.

Elements

Permas type	OptiStruct type
BECOC	CBEAM
MASS3	CONM2
MASS6	CONM2
TRIA3	CTRIA3
QUAD4	CQUAD4
SPRING1	CBUSH
SPRING3	CBUSH
SPRING6	CBUSH
DAMP1	CBUSH
DAMP3	CBUSH
DAMP6	CBUSH
TET4	CTETRA
TET10	CTETRA
PENTA6	CPENTA
HEXE8	CHEXA
HEXE20	CHEXA
$MPC RIGID	RBE2
$MPC WLSCON, DOFTYPE=DISP	RBE3

Properties

Permas type	OptiStruct type
BEAM	PBEAM
DAMPER	PBUSH
SHELL	PSHELL
SOLID	PSOLID
SPRING	PBUSH

Materials

Permas type	OptiStruct type
MATERIAL	MAT1
+ $CONDUCTIVITY	+ MAT4
+ $HEATCAP	+ MAT4
+ $ELASTIC, INPUT=TABLE	+ MATT1
+ $THERMEXP, INPUT=TABLE	+ MATT1
+ $HARDENING	+ MATS1
+ $PLASTIC	+ MATS1