Zobrazeno 1 - 10
of 82
pro vyhledávání: '"Amr A. Abd-Elhady"'
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 6395-6406 (2023)
The main objective of the present work was to numerically study the effect of loading conditions on the progressive damage of initial defects in steel pipelines. The adhesively-bonded composite sleeve repair technique was utilized to extend the lifet
Externí odkaz:
https://doaj.org/article/ef92ab2d4e3d476a89ddc5f44a8c9e52
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-11 (2023)
Abstract The edge-cracked semi-circular bend (SCB) specimen subjected to three-point bending loading is used in many applications to measure the fracture behavior of quasi-brittle materials. The main objective of the present work was to study the eff
Externí odkaz:
https://doaj.org/article/506742533241405f9f26c6c75d32958c
Publikováno v:
Frattura ed Integrità Strutturale, Vol 14, Iss 54, Pp 128-135 (2020)
This paper aims to analyze the multi-effects of the glass fiber reinforced polymer (GFRP) composite patch to repair the inclined cracked 2420-T3 aluminum plate. Three-dimensional finite element method (FEM) was used to study the effect of GFRP compos
Externí odkaz:
https://doaj.org/article/666090cc08294cadbb37f32cc83b843e
Publikováno v:
Materials Research, Vol 24, Iss 5 (2021)
Abstract In the present work, the warm roll bonding (WRB) technique was adopted to fabricate 3 layers of Aluminum-perforated Copper 260-Aluminum (AL/perforated CU/AL), and five layers of (AL/Polyurethane (PU)/perforated CU/PU/AL) sandwich composites.
Externí odkaz:
https://doaj.org/article/f27fa16548ba45e1b9365ad164de4d1e
Autor:
Amr A. Abd-Elhady
Publikováno v:
Ain Shams Engineering Journal, Vol 9, Iss 4, Pp 3113-3122 (2018)
The effect of clamping force, Fc, and coefficient of friction, μ, on the elastic-plastic behavior of cracked bolted joint has been studied numerically using 3-D elastic-plastic extended finite element method. Two different failure modes of a single
Externí odkaz:
https://doaj.org/article/0175dce3341248b6aac366183b43f985
Publikováno v:
Polymers, Vol 13, Iss 18, p 3129 (2021)
The main objective of this work is to predict the exact value of the fracture toughness (KQ) of fiber-reinforced polymer (FRP). The drawback of the American Society for Testing Materials (ASTM) E1922 specimen is the lack of intact fibers behind the c
Externí odkaz:
https://doaj.org/article/4ef96928436a483aa24332b7b820f9c0
Autor:
Amr A. Abd-Elhady
Publikováno v:
Ain Shams Engineering Journal, Vol 4, Iss 4, Pp 863-867 (2013)
Three dimensional finite element model was utilized to determine mode I stress intensity factor through the front of a single edge crack in main plate with welded cover plate. The numerical results showed that the ratio of the crack length to the pos
Externí odkaz:
https://doaj.org/article/89e53949a2734a8590c508509c046004
Autor:
Mohamed E. Ibrahim, Samy M. El‐Behiry, A. A. Hussien, Mohamed A. Izzularab, Amr M. Abd‐Elhady
Publikováno v:
IET Generation, Transmission & Distribution, Vol 15, Iss 2, Pp 339-346 (2021)
Abstract Effect of adding nanofillers on transformer oil breakdown voltage and its thermal performance finds a great interest from researchers and scientists. The impact of oil circulation considering oil forced cooling method on nanoparticles stabil
Externí odkaz:
https://doaj.org/article/5631a31c0ffa4b1794da16e3a9288ab2
Autor:
Mohamed E. Ibrahim, Elsayed Tag Eldin, Safaa F. Elzoghby, Mohamed A. Izzularab, Amr M. Abd-Elhady
Publikováno v:
Energies, Vol 15, Iss 13, p 4860 (2022)
In this paper, the role of the accumulated surface charge on the surfaces of nanoparticles on breakdown strength for liquid and solid dielectrics is presented. The breakdown strengths of a nanofilled liquid dielectric and a solid dielectric are evalu
Externí odkaz:
https://doaj.org/article/ffe392d57fca4e31b2649905bddcb7a3
Publikováno v:
Electrical Engineering. 105:1669-1681
In this study, the dielectric properties of unfilled as well as nanofilled polystyrene-silicone rubber blends are evaluated. Accordingly, the preparation of polystyrene-silicone rubber blends is carried out considering three different concentrations