Results 41 to 50 of about 203,884 (214)

Experimental Study on a Hybrid Coupling Beam With a Friction Damper Using Semi-steel Material

open access: yesFrontiers in Materials, 2019
RC coupling beams have been reported to have had serious damages during the 2008 Wenchuan earthquake. Beams are very difficult to repair once cracks occur.
Tao Wang, Fengli Yang, Xin Wang, Yao Cui
doaj   +1 more source

Fatigue Damage Behaviors of TRC-Strengthened RC Beams

open access: yesMaterials, 2022
For the investigation of fatigue damage behavior of textile reinforced concrete (TRC)-strengthened RC beams, in this study, eight RC beams were fabricated, and five of them were strengthened with TRC and tested under fatigue loading until failure, using a four-point bending setup.
Jie Sheng   +3 more
openaire   +2 more sources

Dipslacement and Mixed Fibre Beam Elements for Modelling of Slender Reinforced Concrete Structures under Cyclic Loads [PDF]

open access: yes, 2018
In this paper, two fibre-based beam elements with enhanced capabilities to consider large displacement s and rotations of slender reinforced concrete members are developed.
Ayoub, A., Gendy, S.
core   +2 more sources

RC beams strengthened by RC jacketing under load

open access: yesActa Scientiarum Polonorum. Architectura, 2021
This article is devoted to experimental researches of the reinforced concrete beams strengthened by a RC jacketing under load. The program of experimental researches of reinforced concrete beams was envisaged to test four series with a total number of 16 beams 2,100 mm long, of which 14 reinforced beams were additionally pre-loaded. In all experimental
openaire   +1 more source

Optimum Depth of a Lower Concrete Grade at the Tension Zone in a Two-Layer Reinforced Concrete Beam

open access: yesNigerian Journal of Technological Development, 2023
This paper presents the results of an investigation into the optimum depth of the lower concrete grade (LCG) at the tension region in a two-layer reinforced concrete beam.
AYIBATUNIMIBOFA TRUSTGOD JOHN   +1 more
doaj  

Seismic strengthening of beam-column joints with multidirectional CFRP laminates [PDF]

open access: yes, 2012
An experimental program was carried out to analyse the potentialities of a technique based on the use of multidirectional CFRP laminates (MDL-CFRP) for the seismic repair and strengthening of reinforced concrete (RC) beam-column joints. This experimental
Barros, J.   +6 more
core   +1 more source

Spatial distribution of far infrared emission in spiral galaxies I. Relation with radio continuum emission

open access: yes, 1997
We use high resolution IRAS and 20 cm radio continuum (RC) images of a sample of 22 spiral galaxies to study the correlation between the far infra-red (FIR) and RC emissions within the galactic disks.
Mayya, Y. D., Rengarajan, T. N.
core   +1 more source

Shear Rehabilitation of RC Deep Beams using NSM CFRP Anchor Bars

open access: yesMATEC Web of Conferences, 2017
This paper presents results of an experimental study for the shear strengthening of reinforced concrete (RC) deep beam using near surface mounted (NSM) carbon fiber reinforced polymer (CFRP) anchor bars.
Abdul Samad Abdul Aziz   +5 more
doaj   +1 more source

Experimental Investigation on FRC Beams Strengthened with GFRP Laminates

open access: yesElectronic Journal of Structural Engineering, 2015
The external bonding of fibre reinforced polymer (FRP) to reinforced concrete (RC) members has become a popular method of retrofitting/strengthening concrete structures in recent years.
S. Syed Ibrahim   +2 more
doaj   +1 more source

Natural Frequency Response Evaluation for RC Beams Affected by Steel Corrosion Using Acceleration Sensors

open access: yesSensors, 2020
This paper presented a laboratory investigation for analyzing the natural frequency response of reinforced concrete (RC) beams affected by steel corrosion.
Yuwei Zhang   +6 more
doaj   +1 more source

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