Search found 3 matches

by Goulet
Wed Feb 28, 2007 2:02 pm
Forum: OpenSees.exe Users
Topic: Elastic Response Spectra Script
Replies: 27
Views: 246628

Rayleigh Beta

Dear Silvia,

I just found this thread and I do not understand your Beta term for the Rayleigh damping. It WAS correct to have Beta=2*Xi/Omega, no? I refer to user Yoshi's comment, May 15 2005.

Cheers!
by Goulet
Sun Mar 13, 2005 8:53 pm
Forum: OpenSees.exe Users
Topic: Opensees bug with SNAP materials in build 1.6
Replies: 1
Views: 4031

Opensees bug with SNAP materials in build 1.6

Frank, The title says it all. The models can't be generated when it contains snap materials. I needed an Unix version of Opensees and I only found the files for version 1.6. On Windows, I use an older version (1.5) and everything works fine. I will hunt for the 1.5 files to rebuild for Unix. But in ...
by Goulet
Tue Jan 18, 2005 11:36 am
Forum: Documentation
Topic: Dashpot element (viscous damping device) in Opensees?
Replies: 1
Views: 6686

Dashpot element (viscous damping device) in Opensees?

Hello Group! I am trying to do something really simple but I just don't know how. Here's the goal: :arrow: I want to model the frictional resistance at the soil/foundation interface and I would like to be able to include viscous damping. I have used the procedures defined by Gazetas 1991 (ATC-40 rec...