Results 21 to 30 of about 57,914 (179)

Prediction of Deflection Behavior of NSM Strengthened Reinforced Concrete Beam Using Fuzzy Logic

open access: yesSelected Scientific Papers: Journal of Civil Engineering, 2022
This paper aims to present a deflection prediction model of Near Surface Mounted (NSM) Reinforce Concrete (RC) beams using the Fuzzy Logic Expert System (FLES) with different types of membership functions (MF).
Darain K. M.   +3 more
doaj   +1 more source

Experimental and numerical investigations of CFRP reinforced masonry ?beams performance under bending loads

open access: yesFracture and Structural Integrity, 2023
In this paper, an experimental and numerical study was achieved to investigate the behavior of masonry beams internally reinforced using carbon fiber-reinforced polymer (CFRP) and hybrid steel/CFRP reinforcements.
Mahmoud Zaghlal   +3 more
doaj   +1 more source

Crushing Characteristics Comparison between Aluminum/CFRP and Aluminum/CFRP/Aluminum Hybrid Tubes

open access: yesPolymers, 2022
This study experimentally investigated the axial crushing characteristics of the hybrid tubes with the configuration of aluminum/carbon fiber-reinforced polymer (CFRP) (1/1) and aluminum/CFRP/aluminum (2/1). The effects of geometry size and fiber lay-up sequence on the axial crushing energy-absorption performances and failure modes of the two types of ...
Ge, Fei   +4 more
openaire   +2 more sources

Effect of the Number of CFRP Prepregs and Roughness at the Bonding Area on the Spring-Back and Flexural Strength of Hybrid Composites of CFRP Combined with CR980

open access: yesMetals, 2019
Hybrid composites in which a CR980 metal plate was bonded on carbon-fiber-reinforced plastic (CFRP) were prepared. Hybrid composites were two types of CFRP/CR980 hybrid composites and CR980/CFRP hybrid composites.
Ji Hoon Hwang   +3 more
doaj   +1 more source

Numerical nonlinear analysis of RC beams with un-strengthened and CFRP-strengthened opening drilled under service loads within shear zones

open access: yesFracture and Structural Integrity, 2023
The current research deals with the Reinforced Concrete (RC) beams numerical modeling using the finite element analysis software ANSYS-standard and the proposed strengthening procedure if it is urgently required to drill rectangular or circular in shape ...
Magdy Khalaf   +3 more
doaj   +1 more source

Processing and electrical characterization of a unidirectional CFRP composite filled with double walled carbon nanotubes [PDF]

open access: yes, 2012
Carbon nanotubes represent new emergent multifunctional materials that have potential applications for structural and electrically conductive composites.
Bougherara, Habiba   +3 more
core   +4 more sources

Effect of oxygen plasma treatment on surface performance and mechanical properties of bonding interface of CFRP

open access: yesCailiao gongcheng, 2022
To improve the mechanical properties of carbon fiber reinforced polymer (CFRP) bonding interface, the surface treatment of CFRP was performed using low-temperature oxygen plasma treatment equipment.
WANG Dawei, LI Ye, JU Yuezhang, ZHU Anan
doaj   +1 more source

An investigation into minimising total energy consumption and total completion time in a flexible job shop for recycling carbon fiber reinforced polymer [PDF]

open access: yes, 2015
The increased use of carbon fiber reinforced polymer (CFRP) in industry coupled with European Union restrictions on landfill disposal has resulted in a need to develop relevant recycling technologies.
Liu, Ying, Tiwari, Ashutosh
core   +1 more source

Retrofitting of SCC Deep Beams With Circular Openings Using CFRP [PDF]

open access: yesEngineering and Technology Journal, 2021
The main objectives of this study are: encouraging the production and use of  self-compacting  concrete,  use  of  materials  which  are  lightweight,  easy to  use,  and  highly  efficient  in  the  retrofitting  of  reinforced  concrete buildings.
Nabeel Al-Bayati   +2 more
doaj   +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.
BERTHE, Laurent   +7 more
core   +5 more sources

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