NX Nastran DMAP Programmer's Guide - Kxcad.net

OPTPRM Table of optimization parameters
Record 0 - HEADER
Word Name Type Description
1 NAME(2) CHAR4 Data block name
Record 1 - PARAMS
Word Name Type Description
1 APRCOD I Approach code
2 IPRINT I Print parameter
3 DESMAX I Maximum design cycles
4 METHOD I Optimization method
5 DELP RS Allowed property change
6 DPMIN RS Minimum DELP
7 PTOL RS Property tolerance
OPTPRM
Table of optimization parameters
8 CONV1 RS Relative objective convergence criterion
9 CONV2 RS Absolute objective convergence criterion
10 GMAX RS Maximum allowed constraint violation
11 DELX RS Allowed design variable change
12 DLXMIN RS Minimum DELX
13 DELB RS Finite difference step
14 GSCAL RS Constraint scale factor
15 CONVDV RS Relative design variable convergence
criterion
16 CONVPR RS Absolute design variable convergence
criterion
17 P1 I DOM print parameter
18 P2 I DOM print parameter
19 CT RS Active constraint threshold
20 CTMIN RS Violated constraint threshold
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