Results 41 to 50 of about 6,983 (207)

PERFORMANCE OF CONCRETE SLAB REINFORCED BY CFRP BARS AND STRENGTHENED BY DIFFERENT LAYOUT OF CFRP LAMINATES

open access: yesJournal of Engineering and Sustainable Development
In recent years, Fiber Reinforced Polymer (FRP) rebar has been adopted to reinforce structural concrete elements such as slabs. FRP strips are also increasingly used to reinforce or strengthen concrete members that require higher carrying capacity or to
Entidhar Najm Abed   +1 more
doaj   +1 more source

TENSILE CAPACITIES OF CFRP ANCHORS

open access: yes, 2006
In reinforced concrete buildings inserting adequate amount of reinforced concrete infills is an effective strengthening technique. Another promising technique is to strengthen the existing hollow clay tile infill with diagonally placed CFRP sheets. In this technique, CFRPsheets are extended to the frame members.
Ozdemir, Gokhan, Akyuz, Ugurhan
openaire   +2 more sources

Mode I and Mode II Interlaminar Fracture Toughness of Basalt/Kevlar Fiber Reinforced Epoxy Resin Hybrid Composites Incorporating Graphene Nanoplatelets

open access: yesPolymer Composites, EarlyView.
Processing the Mode I and Mode II fracture analysis Basalt/Kevlar fiber reinforced hybrid composites with GnP. ABSTRACT This research examines the Mode I and Mode II fracture behavior of basalt/Kevlar fiber reinforced epoxy hybrid composites augmented with graphene nanoplatelets (GnP). Hybrid composites containing varying concentrations of GnP (0, 1, 2
Mehmet Bulut   +3 more
wiley   +1 more source

Effects of CFRP sheets on the flexural behavior of high-strength concrete beam

open access: yesOpen Engineering
The aim of this study is to evaluate numerically the effects of carbon fiber-reinforced polymer (CFRP) sheets strengthening on the flexural performance of high-strength concrete (HSC) beam using ABAQUS 3D finite element (FE) modeling software.
Abduljabbar Rawya A.   +4 more
doaj   +1 more source

Increase of bending strength and maximum deflection of concrete reinforced with CFRP strips

open access: yesScience and Engineering of Composite Materials, 2011
In 1981, many detached houses collapsed owing to the earthquake which took place at the coast of Miyagi Prefecture in Japan, because ferroconcrete was not used as the base of most of the collapsed houses.
Ben Goichi   +2 more
doaj   +1 more source

Experimental Comparative Analysis of Hole‐Making Strategies and Cutting Parameters on Flexural Properties and Induced Delamination in S2 Glass and Basalt Fiber‐Reinforced Polymers

open access: yesPolymer Composites, EarlyView.
Hole‐making strategy and machining parameters influence delamination and hole quality in S2‐glass and basalt FRP composites, which subsequently affet flexural performance. Improved hole integrity leads to enhanced structural performance during three‐point bending.
Sara Saeed Abdulrahman Eltahir   +2 more
wiley   +1 more source

Evaluation of Graphene Oxide–Modified Repair Methodologies in Carbon Fiber Reinforced Polymer Composites for Aerospace Applications

open access: yesPolymer Composites, EarlyView.
Schema 1. Schematic representation of the graphene oxide (GO)‐modified wet lay‐up repair strategy for CFRP laminates, illustrating stepwise ply removal, incorporation of GO into the epoxy repair matrix, and the enhanced mechanical performance of the repaired laminate.
Togay Yildirim, Tugba Soganci Aras
wiley   +1 more source

A Machine Learning-Driven Wireless System for Structural Health Monitoring [PDF]

open access: yesINCAS Bulletin
The paper presents a wireless system integrated with a machine learning (ML) model for structural health monitoring (SHM) of carbon fiber reinforced polymer (CFRP) structures, primarily targeting aerospace applications.
Marius POP   +6 more
doaj   +1 more source

Predictive Assessment of Progressive Damage in Mechanically Fastened Glass–Epoxy Composites

open access: yesPolymer Composites, EarlyView.
Progressive damage in mechanically fastened glass–epoxy composites. ABSTRACT Ensuring the structural integrity of advanced composites necessitates precise methodologies for forecasting the onset and progression of damage. This research focused on the predicting progressive damage (PD) for riveted joints composite laminates employing a combined ...
Nabi Mehri Khansari   +2 more
wiley   +1 more source

The impact of using prestressed CFRP bars on the development of flexural strength

open access: yesOpen Engineering
The load-carrying capacity and ductility of conventional steel reinforcement may be greatly increased by using ordinary and prestressed carbon fiber-reinforced polymer (CFRP) bars, resulting in reinforced concrete structures with greater sturdiness. This
Edan Ahmed Salim, Abdulsahib Wael Shawky
doaj   +1 more source

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