Novel uniaxial concrete constitutive model considering bond-slip effect
Sign Up to like & getrecommendations! Published in 2020 at "Earthquake Engineering and Engineering Vibration"
DOI: 10.1007/s11803-020-0587-5
Abstract: A uniaxial concrete constitutive model considering the bond-slip effect is proposed and its finite element analysis (FEA) implementation on a fiber section of a beam-column element is presented. The tension-stiffening, crack-closing, crack-opening, cyclic degradation of… read more here.
Keywords: bond; model; slip effect; bond slip ... See more keywords
Study on Bond-Slip Behaviors of Self-Stressing Steel Slag Concrete-Filled Steel Tube
Sign Up to like & getrecommendations! Published in 2020 at "Ksce Journal of Civil Engineering"
DOI: 10.1007/s12205-020-1596-7
Abstract: The bond-slip behaviors of self-stressing steel slag concrete filled steel tubes (SSSSCFST) are investigated by carrying out the push-out tests. The influence of thickness to diameter ratio, confining parameter and expansion ratio of steel slag… read more here.
Keywords: slip behaviors; bond; bond slip; ratio ... See more keywords
Determination of the bond–slip relationship of fully grouted rockbolts
Sign Up to like & getrecommendations! Published in 2018 at "Environmental Earth Sciences"
DOI: 10.1007/s12665-018-7495-2
Abstract: Abstract The bond–slip relationship of fully grouted rockbolts with long encapsulation lengths is critical to the bolt axial performances. However, how to properly determine its profile still remains a challenge. It is proposed that the… read more here.
Keywords: grouted rockbolts; bond; slip relationship; bond slip ... See more keywords
Bond-slip behavior between fiber reinforced concrete and CFRP composites
Sign Up to like & getrecommendations! Published in 2019 at "Ain Shams Engineering Journal"
DOI: 10.1016/j.asej.2019.03.001
Abstract: Abstract The influence of discontinuous structural synthetic fibers (DSSF) on the bond-slip behavior between concrete and carbon fiber reinforced polymer (CFRP) composites was investigated using a double-shear pull-off test. The tested blocks were divided into… read more here.
Keywords: cfrp; cfrp composites; slip behavior; bond slip ... See more keywords
Customized shear test for bond-slip characterization of EBR FRP-concrete system: Influence of substrate aggregate type
Sign Up to like & getrecommendations! Published in 2019 at "Composites Part B: Engineering"
DOI: 10.1016/j.compositesb.2018.12.150
Abstract: Abstract Performance assessment of the bond between FRP as externally bonded reinforcement (EBR) and concrete requires establishing bond-slip characteristics using appropriate experiments, one of which is the double shear bond test. Different versions of the… read more here.
Keywords: aggregate; frp concrete; test; bond slip ... See more keywords
Bond-slip model of the CFRP-steel interface with the CFRP delamination failure
Sign Up to like & getrecommendations! Published in 2021 at "Composite Structures"
DOI: 10.1016/j.compstruct.2020.113015
Abstract: Abstract The bond-slip model of a carbon fiber reinforced polymer (CFRP)-steel bonded interface is crucial for predicting the bond behavior of CFRP-strengthened steel structures. CFRP delamination failure is often encountered in existing studies on the… read more here.
Keywords: steel; cfrp delamination; model; slip model ... See more keywords
Anchoring holes configured to enhance the bond-slip behavior between CFRP composites and concrete
Sign Up to like & getrecommendations! Published in 2020 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2020.118905
Abstract: Abstract In this study, a total of 40 concrete blocks were casted and externally strengthened with carbon fiber reinforced polymer (CFRP) composites. The principal objective was to evaluate the influence of special anchoring holes on… read more here.
Keywords: slip behavior; bond; bond slip; anchoring holes ... See more keywords
Bond-slip properties between lightweight aggregate concrete and rebar
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DOI: 10.1016/j.conbuildmat.2020.119355
Abstract: Abstract The bond-slip behavior of reinforcing bars in lightweight aggregate concrete (LWAC) was investigated. Effects of different concrete strengths (39.4, 48.7, 62.7 and 83.2 MPa), diameters of reinforcing bars (12, 16 and 20 mm) and embedded lengths… read more here.
Keywords: slip; bond; bond slip; slip properties ... See more keywords
Experimental verification of 2- and 3-D numerical models for bond-slip behavior of CFRP-concrete
Sign Up to like & getrecommendations! Published in 2021 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2021.122814
Abstract: Abstract This paper studies the bond performance between fiber-reinforced polymer (FRP) and concrete using two variations of the double shear lap test setups. Experimental tests were conducted followed by a series of finite element simulations… read more here.
Keywords: slip behavior; bond slip; bond; bond length ... See more keywords
Insights from bond-slip investigations in different reinforced concrete mixtures for LNG containment
Sign Up to like & getrecommendations! Published in 2020 at "Case Studies in Thermal Engineering"
DOI: 10.1016/j.csite.2020.100812
Abstract: Abstract Understanding the concrete-steel interface's behavior at cryogenic temperatures is important for designing concrete for direct liquefied natural gas (LNG) containment; such behavior is currently unclear. Hence, the work conducted involved pull-out testing in providing… read more here.
Keywords: lng containment; rebar; bond; bond slip ... See more keywords
Modeling recommendations for RC and CFST sections in LS-Dyna including bond slip
Sign Up to like & getrecommendations! Published in 2021 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2020.111612
Abstract: Abstract Modeling of reinforced concrete (RC) and concrete filled steel tube (CFST) sections is complex, because the model must be capable of capturing degradation of the concrete strength and stiffness in compression, confining effects, the… read more here.
Keywords: tube; cfst sections; bond; bond slip ... See more keywords