Results 111 to 120 of about 39,956 (244)

Strengthening of concrete beams by CFRP: Experimental study and finite element analysis

open access: yesJournal of Building Materials and Structures, 2014
This work presents an experimental study on the mechanical behavior of structural concrete reinforced by carbon fiber reinforced polymer (CFRP). The main purpose of this study is to test the applicability of this method of reinforcement in the beams to ...
Youcef Ghernouti   +3 more
doaj   +1 more source

Rotation capacity of continuous reinforced concrete slab strips revisited

open access: yesStructural Concrete, EarlyView.
Abstract Rotation capacity is a key characteristic of statically indeterminate reinforced concrete structures, as it (i) enables bending moment redistributions, whether intentionally introduced through optimized reinforcement layouts or arising from unforeseen self‐equilibrated stress states, and (ii) promotes large rotations at failure load, thereby ...
Nathalie Reckinger   +2 more
wiley   +1 more source

CFRP-Steel hybrid retrofitting of steel-concrete composite structures

open access: yes, 2016
Carbon fiber reinforced polymer (CFRP) is found to be an effective material for the retrofitting of both reinforced concrete (RC) and steel structures. However, retrofitting such structures using CFRP alone is shown to exhibit a premature failure due to ...
Mahbube Subhani (13096398)   +2 more
core  

Bond Strength Degradation for Prestressed Steel and Carbon FRP Bars in High-Performance Self-Consolidating Concrete at Elevated Temperatures and in Fire [PDF]

open access: yes, 2010
Novel structures are emerging utilizing high performance, self-consolidating, fibre-reinforced concrete (HPSCC) reinforced with high-strength, lightweight, and non-corroding prestressed reinforcement.
Hugi, E.   +4 more
core  

The challenges of GFRP RC beam design for limit states

open access: yesStructural Concrete, EarlyView.
Abstract Glass fiber reinforced polymer (GFRP) bars are used ever more frequently in concrete construction due to their non‐corrosive and anti‐magnetic properties. Their research over the past decades focused on fundamental questions, such as the design aspects of beams under flexural loads.
Szabolcs Szinvai, Tamás Kovács
wiley   +1 more source

On the axial crush performance of PVC foam-filled aluminum/CFRP hybrid circular tube

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2019
In this study, anexperimental investigation was carried out to improve the energy absorptioncapability of the circular aluminum tubes. For this purpose, different specimenconfigurations such as PVC foam-filled, empty hybrid (strengthened with CFRP)and ...
Kenan Genel, Muhammet Muaz Yalçın
doaj   +1 more source

Structural behavior of small square steel tubes reinforced self‐compacting concrete columns under biaxial eccentric loads

open access: yesStructural Concrete, EarlyView.
Abstract In this study, the structural behavior of small square steel tube‐reinforced self‐compacting concrete (SSTR‐SCC) columns is investigated under symmetric and asymmetric biaxial eccentric loads. Twelve specimens were cast and tested under biaxial eccentric loads.
Muhammad Naveed   +2 more
wiley   +1 more source

A study of composite material damage induced by laser shock waves [PDF]

open access: yes, 2013
A laser shock wave technique has been used to study the damage tolerance of T800/M21 CFRP (Carbon Fiber Reinforced Polymer) composite material with different lay_ups.
ESCAULT, Romain   +7 more
core   +1 more source

Using Carbon Fibre Reinforced Polymer Strips for Recuperation of Originally Fissured Concrete Beams

open access: yesPakistan Journal of Engineering & Technology, 2019
Carbon fiber reinforced polymer (CFRP) strips are widely used all over the globe as a repair and strengthening material for concrete elements. This paper looks at comparison of numerous methods to rehabilitate concrete beams with the use of CFRP sheet ...
Ali Ajwad   +4 more
doaj  

Heat Transfer Characteristics for Practical Hydrogen Pressure Vessels Being Filled at High Pressure

open access: yesJournal of Thermal Science and Technology, 2008
Experiments have been conducted to measure the rise in temperature of hydrogen and vessel wall during filling of commercially available, practical tanks to 35 and 70 MPa. Three test vessels with volumes 205, 130 and 39 liters are investigated.
Peter L. WOODFIELD   +2 more
doaj   +1 more source

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