CDH/OPTRAN Version 5.5

Dear OPTRAN user,

We are pleased to inform you that CDH/OPTRAN Version 5.5 is now available.

The latest CDH/OPTRAN release version offers the following enhancements and corrections:

1. Enhancements/Features:
  • Added support for MSC Nastran 2023.4
  • Added support for AMLS5.2r192 and FastFRS2.2r192
  • Performance improvement for SMPF at fluid grids in case of ROA=NO
  • Performance improvement for load generation phase. This reduces required time spent in the Nastran part of the OPTRAN run
  • Autorequest enhancement: allow op2 output when PFGRID is chosen in case control
  • Support for CTRIA6 and CQUAD8 in ERP computations
  • New command line keywords “POST_GZ” and “POST_GZ_EXT” allow multi-core gzip compression of output files (e.g. csv, pch, op2 and/or any other specified file extension). This can significantly reduce disk space and network I/O requirements.
  • Output to OP2 file in Nastran SORT1 format for x-y plots of DISP, VELO, ACCE and PRESSURE. Additionally, the Title, Subtitle, Label blocks are enhanced for GPPF to avoid errors in certain post-processors

2. Supported Nastran versions and CDH Software:

MSC.Nastran
MSC.Nastran Version 2018.2, 2019.0, 2020.1, 2021.4, 2022.4, 2023.4

CDH Software
CDH/AMLS Version 5.2 r086 - 5.2.r192
CDH/FastFRS Version 2.2 r086 - 2.2.r192

Operating System
RHEL/CentOS 7+, 8+

Download Link:
https://cloud.cdh-ag.com/index.php/s/zyzGZg8rkpjsB7f

Please contact us to receive the password.

If you have any questions or need assistance, please contact support@cdh-ag.com.

Anita Claus

Contact person

Anita Claus//
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+49-841-97481-29

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