Shear spring material model

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m12s12sa
Posts: 25
Joined: Mon Mar 05, 2012 1:49 pm
Location: Padova

Shear spring material model

Post by m12s12sa »

Hi,
does anyone know which new unixial material are the authors refferring in this recent article (paragraph 8)?

http://onlinelibrary.wiley.com/doi/10.1 ... 6/abstract

I am particularly interested in this part "Before yielding, the yield force is updated at each integration time step using the instantaneous axial force and displacement ductility." Can anyone point me to a uniaxial material, possibly the one used in this article, that has this feature?
Thanks in advance,

F.L.
m12s12sa
-FL-
hlee
Posts: 1
Joined: Mon Sep 15, 2014 7:34 pm

Re: Shear spring material model

Post by hlee »

Hi,

The material was developed by modifying the existing opensees material, but it is not incorporated in the standard version of opensees yet.

You can still find the details in Section 6.2.
http://peer.berkeley.edu/publications/p ... osalam.pdf

Thank you.

H. Lee
gst77
Posts: 18
Joined: Sat Nov 28, 2009 9:23 am
Location: UNCuyo

Re: Shear spring material model

Post by gst77 »

Hi,
Could you please share the modified material source code?
Thank you in advance!

G. Torrisi
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