.dens file

The .dens file is an OptiStruct ASCII format results file.

File Creation

This file is created when the OPTI, OS or BOTH formats are chosen and a topology optimization is performed. (See documentation for the I/O Option OUTPUT).

File Contents

Result Description
Density Density results from topology optimizations.

Output is controlled by the I/O Option DENSRES.

File Format

The density file has the following format:

For each iteration, the following header is used:
  iter Iteration Numel
Data
Description
iter
Keyword identifying that the next field is the iteration number.
Iteration
Iteration number.
Numel
Total number of elements in entire model.
For each iteration, the following header is used:
  EID Mat_dens  
Data
Description
EID
The element identification number.
Mat_dens
The element material density. Non-design elements are assigned a material density of 1.0.