How to translate the result of optistruct into Nastran punch file (*.pun)

Altair Forum User

Hello ,

I have a normal modes analysis result in optistruct interface, but now i need the result file translate into Nastran punch file (*.pun), does anyone know how to solve this problem?

Thanks for help !!

Best regard !

Jeff

Altair Forum User

hello there, first of all the fiel extension is no *.pun it is *.pch.

and if you there is a n option in hyperemesh 10 , where you can the output request for .pch , .op2 for both nastran and patran

optistruct profile

controlcard------>stress-----> format----> punch