zeroLenght element recorder is EMPTY

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Ricsey
Posts: 22
Joined: Tue Oct 02, 2012 12:24 pm
Location: Budapest University of Technology and Economincs

zeroLenght element recorder is EMPTY

Post by Ricsey »

Hi all!

I want to ask someone about my "problem". I defined an element recorder and I experienced, that Opensees doesnt records the zeroLength element internal forces. Why? I use it to define the elastic support and I want to use the results for modal Pushover analysis.
Toutant
Posts: 32
Joined: Mon Sep 09, 2013 10:33 am
Location: École Polytechnique de Montréal

Re: zeroLenght element recorder is EMPTY

Post by Toutant »

Are you sure that the analysis did not encounter any problems?

I'm not sure how you defined your record element but here's what I used in the past and it worked for me.

recorder Element -file filename.out -time -ele element_number "localForce"

I asked for local force but you can also ask for "deformation".

"localForce" will give you the force in each direction of your zeroLength element. I believe OpenSees is case sensitive so make sure you have the capital F in Force.

Hope it helps.
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