CDH/OPTRAN Version 5.3

Dear OPTRAN user

CDH is pleased to inform you, that CDH/OPTRAN Release Version 5.3 is now available for download.

Latest CDH/OPTRAN release version offers following new features, enhancements and corrections:

Enhancements/Features

  • Added support for MSC Nastran v2021.3 and v2021.4
  • Output FLUID MODES to op2 and csv file on request. The request line is of the form

    MSHAPEF   all  gridset=set100

    which will output all fluid modes (in op2 or csv format specified independently) but only for those grids listed in set 100. The CSV output file is named by appending “_modes_fluid.csv” to the original Optran run.
  • Added eigenvalue output to the mode shape csv files

Bug fixes

  • Allow more flexible and permissive syntax in OUTPUT request
  • Fix of identified compatibility error for AMLS 5.2r122+
  • Removal of invalid DDB license time-bomb of Dec 31, 2021
  • Output mode number instead of ranking number to punch format in case of SMPF argand diagram to improve compatibility with MSC-Nastran pch file output

Weitere Informationen: PDF

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