Isolators

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

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silvia
Posts: 3909
Joined: Tue Jan 11, 2005 7:44 am
Location: Degenkolb Engineers
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Isolators

Post by silvia »

Anyone have any recommendations on the values of C and m to model isolators?
Silvia Mazzoni, PhD
Structural Consultant
Degenkolb Engineers
235 Montgomery Street, Suite 500
San Francisco, CA. 94104
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pbeng
Posts: 19
Joined: Tue Jun 17, 2008 2:13 pm
Location: West Falls, NY

Post by pbeng »

Hi Silvia,

What type of isolator? I've used a viscous damper + hystereric material + spring in parallel to model sliding PTFE with restoring force type isolators.

Paul
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silvia
Posts: 3909
Joined: Tue Jan 11, 2005 7:44 am
Location: Degenkolb Engineers
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Post by silvia »

that can work, i just need some reasonable values. can you please give me an example, for the numbers you used for all cases?
thank you
silvia
Silvia Mazzoni, PhD
Structural Consultant
Degenkolb Engineers
235 Montgomery Street, Suite 500
San Francisco, CA. 94104
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