Shear problem of fiber section

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ionwang
Posts: 16
Joined: Wed Mar 25, 2009 7:40 am
Location: HIT

Shear problem of fiber section

Post by ionwang »

Dear all,

The fiber section is always used to model the RC beam/column. It can only work for tension, compression and bend due to each fiber containing a UniaxialMaterial. How does the fiber section work for shear condition?

In the OpenSees document, section Aggregator can aggregate previously-defined UniaxialMaterial objects into a section. It is so confused to understand this. How the fiber section aggregated a UniaxialMaterial for shear works?

Thank you very much!
vesna
Posts: 3033
Joined: Tue May 23, 2006 11:23 am
Location: UC Berkeley

Re: Shear problem of fiber section

Post by vesna »

a section aggregator can aggregate previously-defined UniaxialMaterial objects into a section force-deformation model. If you add shear force-deformation to the fiber section using the section aggregator there will be no moment shear interaction. Fiber section and shear aggregated to it will work in series.
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