“Theoretical Assessment of FRP Repaired Reinforced Concrete Structures,” Seventh Arab Structural Engineering Conference, Kuwait, 24-26 November 1997, pp. 513-522.
Seventh Arab Structural Engineering Conference • 1997
Publication Information
Authors
Ibrahim, I. M., Shaaban, I. G., and Abo-Elmagd, W.
Keywords
Nonlinerar; finite element; FRP; retrofitting; orthotropic; brittle fracture; elastoplastic; layered approach
Journal
Seventh Arab Structural Engineering Conference
Publisher
Society of Engineers, Kuwait
Volume
24-26 November 1997
Issue
Not Available
Pages
pp. 513-522
publication.type
International
Paper Link
Not Available
Supplementary Materials
Not Available
Abstract
The development of a static material nonlinear finite element computer program for the analysis of reinforced concrete (R.C) slabs and shells retrofitted with fiber reinforced plastics (FRP) is presented herein. The proposed material model for reinforced concrete section attached with FRP is based on the layered approach. The concrete model takes the elastoplastic behavior in compression domain, and the elastic brittle fracture behavior in tension domain, into consideration, as well as compression softening, crack tension stiffening, and rotating crack concept. The steel is modeled by an idealized bilinear curve identical in both tension and compression. The FRP is treated as an orthotropic layer with elastic brittle fracture behavior. The developed formulation and software show an excellent agreement with the experimental and numerical results in the literature.
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