This section highlights the new features and enhancements in Autodesk Nastran 2019.1. Note, this list is not necessarily comprehensive. There may be other changes to the software that are not outlined here.
New Features
- Fatigue Signed Stress. Added the option to specify whether the sign of the invariant stress/strain used in the life calculation method should be positive or based on the principal stress/strain. See
FATIGUE.
- Improved Pressure Load Application. Improved accuracy of calculated area for loaded parabolic mesh faces.
- Other Revised Reference Guide topics. See
NPROCESSORS,
TOPTENGINE, and new topic
TOPTMAXBETA.