Discrete Design Variables
Discrete design variable entities define and store discrete design variables for optimization problems.
Discrete design variables do not have a display state in the モデリングウィンドウ.
Nastran Cards
| Card | Description |
|---|---|
| DDVAL | Define real, discrete design variable values for discrete variable optimization. Supported as a ddval entity. |
OptiStruct Cards
| Card | Description |
|---|---|
| DDVAL | Define real, discrete design variable values for discrete
variable optimization or to define relative rotor spin rates in rotor
dynamics. 注: Bulk Data
Entry
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