An empirical model for confined concrete after exposure to high temperature
Sign Up to like & getrecommendations! Published in 2017 at "Fire and Materials"
DOI: 10.1002/fam.2421
Abstract: Summary In this study, constitutive relationships have been developed for confined concrete subjected to elevated temperature to specify the fire-performance criteria for concrete structures after expose to fire. This study extends over a total of… read more here.
Keywords: temperature; high temperature; model confined; exposure high ... See more keywords
Experimental investigation of full-scale concrete columns confined by high-strength transverse reinforcement subjected to lateral cyclic loading
Sign Up to like & getrecommendations! Published in 2020 at "Archives of Civil and Mechanical Engineering"
DOI: 10.1007/s43452-020-00126-x
Abstract: The use of high-strength longitudinal and transverse reinforcements in confined concrete columns can improve bearing capacity and deformability. Besides, experiments on confined concrete columns with side length of 400 mm can better reflect the behaviour of… read more here.
Keywords: high strength; transverse; concrete columns; confined concrete ... See more keywords
Development of extended Drucker–Prager model for non-uniform FRP-confined concrete based on triaxial tests
Sign Up to like & getrecommendations! Published in 2019 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2019.07.061
Abstract: Abstract Extended linear Drucker–Prager (DP) model has been a proper choice to capture the stress-strain of cylindrical concrete columns confined by fiber reinforced polymers (FRPs). However, most existing DP models calibrated by uniform active/passive tests… read more here.
Keywords: prager model; drucker prager; model; non uniform ... See more keywords
Stress-strain model for confined concrete with corroded transverse reinforcement
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2017.08.049
Abstract: Abstract This paper presents an experimental study on the stress-strain relation of confined concrete that considers the corrosion effects of transverse reinforcement. The main variables are the corrosion level of transverse reinforcement, cross sectional shape… read more here.
Keywords: stress strain; confined concrete; transverse reinforcement;
Polyethylene terephthalate fibre-reinforced polymer-confined concrete encased high-strength steel tube hybrid square columns: Axial compression tests
Sign Up to like & getrecommendations! Published in 2020 at "Structures"
DOI: 10.1016/j.istruc.2020.08.078
Abstract: Abstract Polyethylene terephthalate (PET) fibre-reinforced polymer (FRP) composites are an emerging form of composites based on recycled PET fibres and have a large rupture strain. A novel form of hybrid columns with PET FRP tubes,… read more here.
Keywords: strength; tube; pet frp; steel tube ... See more keywords
Structural state of stress analysis of confined concrete based on the normalized generalized strain energy density
Sign Up to like & getrecommendations! Published in 2020 at "Journal of building engineering"
DOI: 10.1016/j.jobe.2020.101321
Abstract: Abstract This paper investigates the behavior of 32 high-strength concrete square columns confined by high-strength transverse reinforcement under concentric compression, by applying structural state of stress theory. First, the sum of generalized strain energy density… read more here.
Keywords: state; generalized strain; state stress; structural state ... See more keywords
Confined Concrete Elements with Cement-Based Composites: Confinement Effectiveness and Prediction Models
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Composites for Construction"
DOI: 10.1061/(asce)cc.1943-5614.0000755
Abstract: AbstractThis paper aims to analyze the results of compression tests conducted on fabric-reinforced cementitious matrix (FRCM)–confined concrete elements. The analysis is developed using a database of 152 compression tests on FRCM-wrapped, plain concrete cylindrical specimens… read more here.
Keywords: cement based; composites confinement; elements cement; concrete elements ... See more keywords
Dilation Characteristics of PET FRP–Confined Concrete
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Composites for Construction"
DOI: 10.1061/(asce)cc.1943-5614.0000841
Abstract: AbstractThe improved strength and ductility of fiber-reinforced polymer (FRP) confined concrete is a result of external confinement, which places an effective constraint on its lateral dilation. Fo... read more here.
Keywords: pet frp; frp confined; confined concrete; dilation characteristics ... See more keywords
Mesoscale Model for FRP-Confined Concrete
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials in Civil Engineering"
DOI: 10.1061/(asce)mt.1943-5533.0003155
Abstract: AbstractThe paper attempts to understand the macroresponse of fiber-reinforced polymer (FRP) confined concrete in terms of mesolevel interactions. Cylindrical specimens are modeled using a three-di... read more here.
Keywords: mesoscale model; confined concrete; model frp; frp confined ... See more keywords
Effects of Corrosion on Stress–Strain Behavior of Confined Concrete
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Structural Engineering"
DOI: 10.1061/(asce)st.1943-541x.0003005
Abstract: AbstractAn analytical model is proposed to predict the stress–strain relationship of confined concrete subjected to reinforcement corrosion. The stress–strain graph of confined concrete with corrod... read more here.
Keywords: corrosion stress; effects corrosion; stress strain; confined concrete ... See more keywords
Experimental Research on Bond Behavior Between GFRP Bars and Stirrups-Confined Concrete
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DOI: 10.3390/app9071340
Abstract: This paper presents the results of a series of pullout tests that were performed on Glass-fiber-reinforced polymer (GFRP) bars embedded in concrete, while providing a detailed report on the influence of various variables that impinge… read more here.
Keywords: bond behavior; stirrups confined; gfrp bars; bond ... See more keywords