Results 91 to 100 of about 1,036,400 (207)

Imparting Ductility to FRP-Reinforced Concrete Beams Through Compression Zone Confinement

open access: yesEngineering
In recent decades, fiber-reinforced polymer (FRP) bar-reinforced concrete (FRP-RC) beams have attracted considerable attention as a corrosion-free beam form.
Shi-Shun Zhang   +2 more
doaj   +1 more source

Nonlinear Analysis on Flexural Behavior of RC Beam Strengthened with CFRP Sheets on Lateral Side

open access: yes, 2011
The technology of strengthening RC beam with CFRP sheets is now a hotspot of research in civil engineering. The FEM analysis was made for the whole deformation course of the flexural behavior of RC beam with CFRP sheets on lateral side, and the result ...
Yi Li Wu, Yi Hong Hong, Xian Song Xie
core   +1 more source

Seismic Behavior of RC Beam-Column Subassemblages with Flat Beam

open access: yes, 2013
More reliable assessment procedures of existing RC buildings are currently available, and have been introduced in the Italian and European codes reporting new rules for seismic design and analysis.
MOSSUCCA, ANTONELLO   +3 more
core   +1 more source

Experimental Study on Seismic Behavior of Novel Prefabricated RC Joints with Welded Cover-Plate Steel Sleeve and Bolted Splice

open access: yesBuildings
In order to ensure the structural safety and serviceability of existing reinforced concrete (RC) structures, there is a compelling need to develop efficient techniques for the rapid replacement of damaged RC beams within strong-column–weak-beam ...
Dong-Ping Wu   +4 more
doaj   +1 more source

The Study on the Mechanical Characteristics of FRP Strengthened RC Beam

open access: yes, 2010
The mechanical model of the FRP Strengthened RC beam is studied in this paper. According to the static equivalence principle, the equivalence elastic modulus of the FRP strengthened RC beam simplified model is obtained; by using modal equivalence ...
Xue Jun Zhang, Xiao Zhen Chen
core   +1 more source

Measurable parameters for performance of correded and repaired RC beams under load [PDF]

open access: yes, 2010
Includes abstract.Includes bibliographical references.Structural engineers and asset managers rely on measurable parameters developed by researchers to predict residual load-bearing capacities of corroding in-service RC structures and to assess repair ...
Malumbela, Goitseone
core   +1 more source

Effects of Prestressing Magnitude and Position on Seismic Performance of Unbonded Prestressed Concrete Beams

open access: yesBuildings
To study the effects of the jacking stress level, height and strength ratio of the prestress tendons (λ) on the seismic performance of unbonded prestressed concrete (UPC) beams, six UPC beams and one reinforced concrete (RC) beam were tested under cyclic
Dong Chen   +4 more
doaj   +1 more source

Flexural strengthening of RC continuous T beam using CFRP laminate: a review [PDF]

open access: yes, 2010
Although a great deal of research has been carried out on simply supported reinforced concrete (RC) beams strengthened with Fibre-Reinforced Polymer composites (FRP), a few works has been focused on continuous beams.
Alam, M.A.   +2 more
core  

Composite using ECC-steel wire to strengthen RC beams: Flexural performance and FEM analysis

open access: yesCase Studies in Construction Materials
Strengthening reinforced concrete (RC) beams often face challenges, such as the brittleness of adopted materials and adhesive degradation over time. This study investigates a new strengthening method using engineered cementitious composite (ECC) and ...
Wei Yang   +5 more
doaj   +1 more source

Seismic retrofit of RC frames through beam-end weakening in conjunction with FRP strengthening

open access: yes, 2013
The strong column/weak beam requirement is now widely accepted in the design of reinforced concrete (RC) frames to achieve good seismic performance. However, many existing RC frames violate this requirement as they were designed according to inadequate ...
G M Chen (20185632)   +4 more
core   +2 more sources

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