beamWithHinges

Forum for OpenSees users to post questions, comments, etc. on the use of the OpenSees interpreter, OpenSees.exe

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amin0511
Posts: 11
Joined: Mon Aug 22, 2011 3:41 pm
Location: UC Davis

beamWithHinges

Post by amin0511 »

Hi,
When i use steel01 to define uniaxial material for beamwithhinge element, i do converge. but when i use uniaxial Bilin i can't even get passed the first increment of static analysis. I have tried Lp from 0.05 of element length to 0.004*element length (as was coded in an opensees example). Does anyone have a suggestion for this novice?
thanks
vesna
Posts: 3033
Joined: Tue May 23, 2006 11:23 am
Location: UC Berkeley

Re: beamWithHinges

Post by vesna »

Make sure that the definition of a Bilin material is OK. The problem comes from the material, not from the element. Changing plastic hinge length won't solve the problem.
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