Altair HyperLife 2024.1 Release Notes

Highlights

  • Support of Transient and Modal Superposition loading for seam weld fatigue.
  • Support for ABF file format for Modal Superposition fatigue.

New Features

Support of Transient and Modal superposition loadtypes for Seam Weld Fatigue
Transient and Modal Superposition loading type is supported for Seam Weld Fatigue with VOLVO approach. The feature supports H3D result format , PCH, MRF and ABF for Modal participation factors.
Support of ABF format for Modal Superposition
Fatigue Modal Superposition is extended to include ABF file format for modal participation factors.

Enhancements

Enhancements to Run Setup XML file
  • Run Setup XML file to list top and bottom layer selected for Fatigue evaluation of shells.
  • Relative Path for load history file in Run Setup File and Duty Cycle XML.
Single material name to support saving Stress Life, Strain Life and Crack Growth material properties.

Resolved Issues

  • The issue concerning assigning directory for user defined material file is resolved.
  • The issue concerning result contouring with Output All Layers selection is resolved.
  • Strain Life with Random Fatigue loading using PSD stresses not considering repeats is resolved.

Known Issues

  • Inconsistency in seam weld fatigue evaluation using multithread. The option to assign more processors in evaluate context is disabled for HyperLife 2024.1. The issue will be resolved for the future versions.
  • Import of run setup XML files for sinesweep fatigue from HyperLife 2023.1 and earlier do not retain “Output eventwise results” selection in Preferences. The issue will be resolved for the future versions.