A Structural Optimization Framework for Multidisciplinary Design

Table 1

Description of FEAP input file for structural optimization.

Commands	Description
Mesh definition	Define nodes, elements, loading, and boundary conditions
Material definition	Define distinct material for each design variable
Program command	Calculate response, form residual, etc.
User commands	Call subroutines to compute initial value of objective function and constraints
Begin loop
Program command	Calculate response, form residual, etc.
User commands	Call subroutines to compute objective, constraints, and sensitivities and carry out optimization search
End loop