Full moment-deflection response and bond stiffness reduction of RC elements strengthened with prestressed FRP materials
Sign Up to like & getrecommendations! Published in 2020 at "Composite Structures"
DOI: 10.1016/j.compstruct.2020.113265
Abstract: Abstract Despite the benefits of strengthening reinforced concrete (RC) structures with fibre reinforced polymer (FRP) materials, there is a lack of design recommendations for evaluating the effect of prestressing. Also, all the benefits of the… read more here.
Keywords: frp materials; frp; deflection response; moment deflection ... See more keywords
Design method for concrete columns strengthened with prestressed CFRP sheets
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DOI: 10.1016/j.conbuildmat.2017.06.104
Abstract: Abstract To improve upon the bearing capacities of short circular concrete columns strengthened with carbon fiber reinforced polymer (CFRP) sheets, this paper conducted experimental and numerical investigations to study the influencing factors on the compressive… read more here.
Keywords: concrete columns; columns; strengthened prestressed; columns strengthened ... See more keywords
RC beams strengthened by prestressed CFRP plate subjected to sustained loading and continuous wetting condition: Time-dependent prestress loss
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DOI: 10.1016/j.conbuildmat.2020.122187
Abstract: Abstract Prestress loss of CFRP during prestressing and service stage is one of the critical technical issues in concrete structures rehabilitation. In this work, the prestress loss of reinforced concrete (RC) beams strengthened by a… read more here.
Keywords: strengthened prestressed; cfrp plate; loss; beams strengthened ... See more keywords
J-integral approach for main crack propagation of RC beams strengthened with prestressed CFRP under cyclic bending load
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DOI: 10.1016/j.engfracmech.2018.08.003
Abstract: Abstract Compared to the passive bonding strengthening technique using carbon fiber reinforced polymer (CFRP) for reinforced concrete (RC) structures, an active strengthening technique with prestressed FRP for reinforcing RC bridge structures with crack-like defects can… read more here.
Keywords: fatigue crack; crack propagation; strengthened prestressed; beams strengthened ... See more keywords
In-Plane Performance of Unreinforced Concrete Masonry Strengthened with Prestressed GFRP Bars
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Composites for Construction"
DOI: 10.1061/(asce)cc.1943-5614.0000717
Abstract: AbstractThis research investigates the feasibility of using prestressed glass fiber reinforced polymer (GFRP) bars for enhancing the in-plane shear strength of unreinforced masonry (URM) walls. In this application, URM walls were strengthened with prestressed GFRP… read more here.
Keywords: urm walls; masonry; gfrp bars; strengthened prestressed ... See more keywords
Computer Simulations of End-Tapering Anchorages of EBR FRP-Strengthened Prestressed Concrete Slabs at Service Conditions
Sign Up to like & getrecommendations! Published in 2023 at "Materials"
DOI: 10.3390/ma16020851
Abstract: This article examines numerically the behavior of prestressed reinforced concrete slabs strengthened with externally bonded reinforcement (EBR) consisting of fiber-reinforced polymer (FRP) sheets. The non-linear finite element (FE) program Abaqus® is used to model EBR… read more here.
Keywords: frp; strengthened prestressed; ebr frp; concrete slabs ... See more keywords