Search found 5 matches

by mohammadkh
Thu Apr 14, 2016 12:47 am
Forum: OpenSees.exe Users
Topic: hysteretic material,pinchx & pinchy
Replies: 0
Views: 1455

hysteretic material,pinchx & pinchy

Hello dear friends, If I want to define a material which has hysteresis behavior, how I can do it. another question about Hysteresis material. In hysteresis material ,there are pinchx, pinchy and beta. In opensees wiki, there are some magnitudes for them. I want to know, how these magnitudes obtaine...
by mohammadkh
Wed Apr 06, 2016 8:16 am
Forum: Useful Scripts.
Topic: space structure
Replies: 3
Views: 8439

Re: space structure

dear fmk
I tried different way for analysing but again I can't find any convergence in my model. what can I do?
Please help me.
kinds kheirollahi
by mohammadkh
Wed Apr 06, 2016 3:04 am
Forum: Useful Scripts.
Topic: space structure
Replies: 3
Views: 8439

Re: space structure

Thanks alot dear fmk
by mohammadkh
Sun Apr 03, 2016 12:46 pm
Forum: Useful Scripts.
Topic: space structure
Replies: 3
Views: 8439

space structure

Hello Dear friends I am working on the seismic behavior of space structures. Which material is the best for modeling of space members? I have modeled a space structure with EPPGAP using element coroTruss. After analyzing, I deal with the following warning . In the article which I want to verify the ...
by mohammadkh
Sat Feb 06, 2016 10:30 am
Forum: OpenSees.exe Users
Topic: modeling of space structurs(dome structure)
Replies: 2
Views: 1952

modeling of space structurs(dome structure)

Hello dear I have modeled an unit dome in OpenSees. when I want to analyze eigen values,the following error shows. Is there anyone who can help me to solve this problem? ** On entry to DLASCL, parameter number 4 had an illegal value ** On entry to DLASCL, parameter number 4 had an illegal value Arpa...