Stress concentration factors in FRP-strengthened steel tubular KT-joints
Sign Up to like & getrecommendations! Published in 2021 at "Applied Ocean Research"
DOI: 10.1016/j.apor.2021.102525
Abstract: Abstract This paper presents a brand new application of the fiber-reinforced polymer (FRP) materials as a strengthening tool for reinforcing offshore steel tubular KT-joints to reduce the stress concentration factors (SCFs). The finite element (FE)… read more here.
Keywords: steel tubular; concentration factors; stress concentration; frp strengthened ... See more keywords
Full-range load-deflection response of FRP-strengthened RC flexural members anchored with FRP anchors
Sign Up to like & getrecommendations! Published in 2017 at "Composite Structures"
DOI: 10.1016/j.compstruct.2017.02.002
Abstract: Abstract The flexural resistance of reinforced concrete (RC) members such as beams and slabs can be enhanced by bonding fibre-reinforced polymer (FRP) composite plates to their tension face. The effectiveness of the strengthening can be… read more here.
Keywords: response; frp; deflection response; frp strengthened ... See more keywords
A proposed model to estimate shear contribution of FRP in strengthened RC beams in terms of Adaptive Neuro-Fuzzy Inference System
Sign Up to like & getrecommendations! Published in 2017 at "Composite Structures"
DOI: 10.1016/j.compstruct.2017.03.028
Abstract: Abstract This study provides a fuzzy-based model for predicting the shear contribution of FRP in RC beams strengthened by externally bonded FRP sheets. For this purpose, ultimate strain of FRP, effective depth of FRP, compressive… read more here.
Keywords: shear contribution; frp; contribution frp; frp strengthened ... See more keywords
A numerical approach for modeling response of fiber reinforced polymer strengthened concrete slabs exposed to fire
Sign Up to like & getrecommendations! Published in 2018 at "Composite Structures"
DOI: 10.1016/j.compstruct.2017.12.051
Abstract: Abstract A numerical model for evaluating the performance of fiber-reinforced polymer (FRP) strengthened reinforced concrete (RC) slabs under fire conditions is presented. The numerical model utilizes a macroscopic finite element based approach to trace thermo-mechanical… read more here.
Keywords: response; frp; frp strengthened; fiber reinforced ... See more keywords
Effect of shear-span/depth ratio on debonding failures of FRP-strengthened RC beams
Sign Up to like & getrecommendations! Published in 2020 at "Journal of building engineering"
DOI: 10.1016/j.jobe.2020.101771
Abstract: Abstract Debonding of fiber-reinforced polymers (FRP) from the concrete substrate is a major concern that compromises the effectiveness of FRP-strengthening. The intermediate-crack (IC) debonding and concrete cover separation (CCS) are the two main types of… read more here.
Keywords: shear span; frp strengthened; ratio; span depth ... See more keywords
Parametric study and formula for SCFs of FRP-strengthened CHS T/Y-joints under out-of-plane bending load
Sign Up to like & getrecommendations! Published in 2021 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2020.108313
Abstract: Abstract In this paper, the stress concentration factors (SCFs) in tubular T/Y-connections strengthened with fiber reinforced polymer (FRP) under OPB are investigated. For this aim, 263 FE models of T/Y-joints with FRP were generated and… read more here.
Keywords: study formula; formula scfs; parametric study; frp ... See more keywords
Prediction of Capacity for Moment Redistribution in FRP-Strengthened Continuous RC T-Beams
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Composites for Construction"
DOI: 10.1061/(asce)cc.1943-5614.0000719
Abstract: AbstractBecause of the premature debonding of fiber-reinforced polymer (FRP) materials that results in a reduction in ductility, the problem of how to exploit moment redistribution (MR) in FRP-strengthened continuous reinforced concrete (RC) structures is unresolved.… read more here.
Keywords: redistribution frp; frp; frp strengthened; continuous beams ... See more keywords
Finite Element Analysis of Intermediate Crack Debonding in FRP Strengthened RC Beams
Sign Up to like & getrecommendations! Published in 2018 at "Canadian Journal of Civil Engineering"
DOI: 10.1139/cjce-2017-0439
Abstract: The performance of the fibre reinforced polymer (FRP) to reinforced concrete (RC) interface is vital to ensure desired design capacity. Without proper understanding of the interfacial behaviour it is impossible to develop an effective, efficient,… read more here.
Keywords: finite element; frp strengthened; crack propagation; strengthened beams ... 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
Finite Element Modeling of Debonding Failures in FRP-Strengthened Concrete Beams Using Cohesive Zone Model
Sign Up to like & getrecommendations! Published in 2022 at "Polymers"
DOI: 10.3390/polym14091889
Abstract: Intermediate crack (IC) debonding and concrete cover separation (CCS) are common types of debonding failures in concrete beams flexurally strengthened with fiber-reinforced polymer (FRP) composites. In this paper, a three-dimensional finite element (FE) model was… read more here.
Keywords: zone model; failure; debonding failures; frp strengthened ... See more keywords