The OpenSees Community

Hi Silvia,
The following command was used:
recorder EnvelopeNode -file Sd/Sd$numStory.txt -node 2 -dof 1 disp
It Should be noted that if Node recorder command is used instead of Envelope recorder command the results will be recorded.

Sincerely yours

Hi everybody,

I have a problem with EnvelopeNode recorder comand. I used this comand before the variable transient analyze comand to recorcd the envelope of displacement, but it didn't record the envelope. Please guide me on how I can do this.

Hi Silvia, We mean the deteriorating model based on hysteretic energy dissipation that has been presented by Ibarra & Krawinkler in John A. Blume Earthquake Engineering Research Center Report No. 152. We want to use these basic cyclic deteriorating rules for peak-oriented hysteretic models. How ...

Hi Silvia
Are deteriorating model for Peak-Oriented hysteretic systems implemented in Opensees? If not, what is equivalent model in Opensees?

Sincerely yours.