• Skip to main content
  • Skip to search
  • Skip to footer
Cadence Home
  • This search text may be transcribed, used, stored, or accessed by our third-party service providers per our Cookie Policy and Privacy Policy.

  1. Community Forums
  2. MSC Nastran
  3. How do I generate the stiffnex, mass and damping matrix...

Following Cadence Design Systems’ acquisition of the Design & Engineering (D&E) business, the D&E Community Forum on the Nexus Community Center has been migrated in the Cadence Physical System Simulation Community. For more details and if you have any questions, please refer to the FAQ.

Stats

  • State Verified Answer
  • Replies 2
  • Subscribers 3
  • Views 8
  • Members are here 0
More Content

How do I generate the stiffnex, mass and damping matrix put of my model?

noravivian.yazdandoostkhosravi
noravivian.yazdandoostkhosravi over 5 years ago
How do I generate the stiffnex, mass and damping matrix put of my model?
  • Sign in to reply
  • Cancel
  • Hrishikesh Phadke
    0 Hrishikesh Phadke over 5 years ago
    Insert below line in Case control.
     
    EXTSEOUT(ASMBULK EXTID=100 DMIGPCH)
     
    This will generate a PCH file which will contain the K,M Matrices that you need. Remove any output requests like DISP,STRESS, etc to avoid making PCH big with unnecessary outputs.
    • Cancel
    • Vote Up 0 Vote Down
    • Sign in to reply
    • Reject Answer
    • Cancel
  • noravivian.yazdandoostkhosravi
    0 noravivian.yazdandoostkhosravi over 5 years ago
    Thank you!
    • Cancel
    • Vote Up 0 Vote Down
    • Sign in to reply
    • Verify Answer
    • Cancel
Cadence Guidelines

Community Guidelines

The Cadence Design Communities support Cadence users and technologists interacting to exchange ideas, news, technical information, and best practices to solve problems and get the most from Cadence technology. The community is open to everyone, and to provide the most value, we require participants to follow our Community Guidelines that facilitate a quality exchange of ideas and information. By accessing, contributing, using or downloading any materials from the site, you agree to be bound by the full Community Guidelines.

© 2026 Cadence Design Systems, Inc. All Rights Reserved.

  • Terms of Use
  • Privacy
  • Cookie Policy
  • US Trademarks
  • Do Not Sell or Share My Personal Information