Results 11 to 20 of about 60,946 (231)

Effect of Shear Span-Depth Ratio on Shear Strength of Porcelanite Lightweight Aggregate Reinforced Concrete Deep Beams Strengthened by Externally Bonded CFRP Strips [PDF]

open access: yesEngineering and Technology Journal, 2017
This paper presents an experimental investigation of structural behaviour of reinforced concrete deep beams strengthened in shear by CFRP strips. The experimental program consisted of fabricating, casting and testing of nine identical porcelainte ...
K.F. Sarsam   +2 more
doaj   +1 more source

Surface Integrity of Machined Surface in Simultaneous Cutting of CFRP

open access: yesJournal of Machine Engineering, 2020
Carbon fiber-reinforced plastic (CFRP), a carbon fiber composite material, has high specific strength and stiffness, and has attracted attention as a structural material for transport machines from the viewpoint of improving fuel efficiency through ...
Kenji SHIMANA   +5 more
doaj   +1 more source

Influence of Anchorage on the Behavior of CFRP RC Beams in Flexure [PDF]

open access: yesEngineering and Technology Journal, 2010
This research study involves experimental and theoretical investigations of thebehavior of flexural debonding of carbon fiber reinforced polymer (CFRP) laminateswith steel anchorages.
Samir F. Dawood, Sabih Z. Al-Sarraf
doaj   +1 more source

Ultrasonic Assisted Drilling of Carbon Fiber Reinforced Plastic Composites with Non-Rotating Vibratory Tool [PDF]

open access: yesMechanics of Advanced Composite Structures, 2022
In recent years, the use of various polymer composites in the aerospace, marine, and automotive industries have expanded due to their low weight and high mechanical strength.
Tohid Jadidi   +3 more
doaj   +1 more source

Extrapancreatic actions of incretin-based therapies on bone in diabetes mellitus [PDF]

open access: yes, 2015
Diabetes mellitus is correlated with modifications in bone microarchitectural and mechanical strength, leading to increased bone fragility. The incretin hormones, with a classical effect to increase insulin secretion following food ingestion, are now
Arafat, Mohammad   +6 more
core   +1 more source

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

Study on Calculation of Bearing Capacity of Axially Loaded CFRP-Strengthened Cold-Formed Thin-Walled Lipped Channel Steel Columns

open access: yesAdvances in Civil Engineering, 2020
With the development of carbon fiber reinforced composites and the continuous improvement of the properties of bonding agents, scholars recommended using carbon fiber reinforced plastics (CFRP) to enhance cold-formed thin-walled C-shaped steel structures.
Yanan Sun, Pengfei Li, Guojin Qin
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

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