Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Houda Salmi"'
Publikováno v:
Polyolefins Journal, Vol 10, Iss 3, Pp 127-136 (2023)
This work focuses on the damage of two thermoplastic materials; high density polyethylene "(HDPE)" and high impact polystyrene "(HIPS)". The contribution of this work is to determine the lifetime of these polymers by proposing a new static method, in
Externí odkaz:
https://doaj.org/article/f94a4e4661b04070821e6eff3031f113
Publikováno v:
Engineering and Applied Science Research, Vol 48, Iss 3, Pp 307-313 (2021)
In this work we exanimate, in elastoplastic case, the crack growth in P265GH material, we use eXtended finite element method (XFEM) in the Cast3m code. Crack growth in the 3D CT pipe sampleis modeled using stress intensity factor and J integral. The
Externí odkaz:
https://doaj.org/article/38184fa38a85411e8d4b6a15373d6d3c
Publikováno v:
International Islamic University Malaysia Engineering Journal, Vol 21, Iss 2, Pp 266-283 (2020)
This work analyses the effect of elliptical cracks on a pipe with double slope thickness transition, using the extended finite element method (XFEM), level sets were defined to describe the three-dimensional (3D) cracks. The Computation of the stress
Externí odkaz:
https://doaj.org/article/fb5757c341724814893a06751d59ea29
Publikováno v:
Journal of Applied and Computational Mechanics, Vol 5, Iss 5, Pp 861-874 (2019)
The present work investigates the effect of the elliptical three-dimensional (3D) cracks on a pipe with thickness transition, considering internal pressure. Level sets were defined using the extended finite element method (XFEM), the stress intensity
Externí odkaz:
https://doaj.org/article/1ce9fb5aecec403084eae4a1e47add02
The increase of plastic waste in the marine environment has several ecological, human and marine biota problems. In this paper, an accelerated artificial ageing study in seawater was performed, after immersion of samples extracted from high density p
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2f91943846c0cb4173a9c831771a6e77
https://doi.org/10.21203/rs.3.rs-1893605/v1
https://doi.org/10.21203/rs.3.rs-1893605/v1
Publikováno v:
Materials Today: Proceedings. 45:7264-7270
The aim of this work is to characterize high impact polystyrene (HIPS) from disposable cups of different shapes and colors, these post-costumer cups, obtained from informal collectors were first crushed using a shredder, giving small particles of abo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::36882c49a41a3e8a7db50e203c1574f9
https://doi.org/10.1016/j.matpr.2020.12.935
https://doi.org/10.1016/j.matpr.2020.12.935
Publikováno v:
International Islamic University Malaysia Engineering Journal, Vol 21, Iss 2, Pp 266-283 (2020)
This work analyses the effect of elliptical cracks on a pipe with double slope thickness transition, using the extended finite element method (XFEM), level sets were defined to describe the three-dimensional (3D) cracks. The Computation of the stress
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4ef710bf6e15220485cd1fa722d252e1
https://journals.iium.edu.my/ejournal/index.php/iiumej/article/view/1454
https://journals.iium.edu.my/ejournal/index.php/iiumej/article/view/1454
Publikováno v:
Applied and Numerical Harmonic Analysis ISBN: 9783030352011
The analytical solving of fracture mechanics equations remains insufficient for complex mechanisms, hence the use of finite element numerical methods (FEM). But the presence of singularities strongly degrades the FEM convergence and refining the mesh
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::69492fff66ee91f61720bd5cc0b4622b
https://doi.org/10.1007/978-3-030-35202-8_6
https://doi.org/10.1007/978-3-030-35202-8_6
Publikováno v:
Polymer Engineering & Science; Jul2023, Vol. 63 Issue 7, p2241-2250, 10p
The chapters in this volume are based on talks given at the inaugural Technology, Engineering and Mathematics Conference (TEM18), held from March 26 to 27, 2018 in Kenitra, Morocco. Advances in mathematical modeling, optimization, numerical analysis,