[PDF] Top 20 Simulating FRP Debonding From Concrete Surface in FRP Strengthened RC Beams: A Case Study

... Reinforced Concrete (RC) beams strengthened with Fiber Reinforced Polymer (FRP) sheets may fail due to debonding ...the FRP sheet is detached from the RC ... See full document

... to study the flexural strength of reinforced concrete (RC) beams strengthened by partially de-bonded near surface-mounted (NSM) fiber reinforced polymer (FRP) strip with ... See full document

... extend from the vicinity of the support to the loading point, when the shear capacity of the beam is exceeded; iv) Concrete cover separation failure: After crack initiation at the CFRP strip end, the CFRP ... See full document

... for RC strength- ened or not strengthened beams with FRP, the shear-crack pattern tends to be more distributed in the shear span in the presence of internal transverse-steel compared to that ... See full document

... Strengthened beams under combined shear and torsion were rst studied by Deifalla and Ghobarah in 2010 ...their study, they tested six half- scale T-shaped beams. From among these, two ... See full document

... of RC beams, flexurally strengthened with CFRP rod panels (CRP’s), were ...of concrete material, including: concrete nonlinear stress-strain behaviour in ...beam surface for ... See full document

... the FRP plate cannot be fully ...the FRP plate. The major debonding failure commonly observed in FRP strengthened RC beam are of two ...first case initial debonding ... See full document

... for simulating the tensile response and tension stiffening behavior of FRP-strengthened RC ...of strengthened elements is computed based on the local stress transfer mechanisms at the ... See full document

... strengthening concrete structures with FRP composites has existed for over a decade in civil engineering rehabilitation projects; the most common way to strengthen structures is in bending, but also ... See full document

... concrete surface. The anchorage system was devised as a way to com- bat debonding of the FRP sheets, which was observed in the failure mode of the beam strengthened with ...and ... See full document

... beam‘s surface. They reported that the failure mode was changed from debonding to inclined crack rupture in the fibers due to the presence of anchor ...reinforced concrete (RC) deep ... See full document

... Reinforced concrete deep beams are widely used as transfer girders in offshore structures and foundations, walls of bunkers and load bearing walls in ...reinforced concrete deep beams with web ... See full document

... the debonding behavior of an exter- nally FRP-strengthened RC beam, the concrete substrate and both concrete-adhesive and FRP-adhesive interfaces must be ...the ... See full document

... the beams were cut (width of 5 mm and depth of 75 mm) with an electronic ...induce debonding failure in beams because the highest tensile stress can be fully transferred to ...the beams were ... See full document

... rectangular beams strengthened by GFRP sheets. nine reinforced concrete (RC) beams weak in flexure having different set of reinforcement detailing are casted and ...The beams ... See full document

... ash concrete indicates increase in percentage of fly ash content, the compressive strength, split tensile strength and flexural strength of concrete decreases but this decrease is compensated by the use of ... See full document

... tension is modeled through a “smeared” crack analogy and the possibility of crushing in compression is accounted for using a plasticity algorithm. The element behavior is linear elastic until any of the principal ... See full document

... All beams exhibited a brittle diagonal tension shear failure caused by the development of diagonal cracks ...initiated from flexural cracks within the shear span (see white circles in ...developed ... See full document

... of FRP in reinforced concrete (RC) beams strengthened in shear with externally bonded ...of FRP, these models, in some cases, have a significant error in the calculation of ... See full document

... differently from shallow beams and generally their ultimate capacity is controlled by shear ...shallow beams are characterized by linear strain distribution and most of the applied load is ... See full document