Design Variables
Design variable entities define and store design variables for optimization problems.
Design variables do not have a display state in the modeling window.
Nastran Cards
Card | Description |
---|---|
DESVAR | Defines a design variable for design optimization. Note: Design variable
definition.
|
DLINK | Relates one design variable to one or more other design
variables. Note: Design variable link.
|
OptiStruct Cards
Card | Description |
---|---|
DCOMP | Defines manufacturing constraints for composite sizing
optimization. Note: Bulk Data Entry
|
DESVAR | Defines a design variable. Note: Bulk Data Entry
|
DSHAPE | Defines parameters for the generation of free-shape design
variables. Note: Bulk Data Entry
|
DSHUFFLE | Defines parameters for the generation of composite
shuffling design variables. Note: Bulk Data Entry
|
DSIZE | Defines parameters for the generation of free-size design
variables. Note: Bulk Data Entry
|
DTPG | Defines parameters for the generation of topography design
variables. Note: Bulk Data Entry
|
DTPL | Defines parameters for the generation of topology design
variables. Note: Bulk Data Entry
|
DVGRID | Defines the relationship between a design variable and a
grid point location. Note: Bulk Data Entry
Exported in large field format by both the optistruct and optistructlf templates. |
Radioss Cards
Card | Description |
---|---|
DESVAR | Defines an optimization design variable (max. or min.). |
DSHAPE | Design variable for Free-Shape optimization. |
DSIZE | Design variable for Free-Size optimization. |
DTPG | Design variable for Topography optimization. |
DTPL | Design variable for Topology optimization. |
DVPREL1 | Defined linearly, relates a design variable to an analysis model property using the equation. |
DVGRID | Defines the relationship between design variable and grid point location. |