Zobrazeno 1 - 10
of 28
pro vyhledávání: '"Karim Ragui"'
Publikováno v:
Energy Reports, Vol 7, Iss , Pp 33-42 (2021)
In this study the delicate invasion nature of pure supercritical carbon dioxide sCO2, alongside the determination of the main boundaries for sCO2 flow-pattern transitions inside the nanopores of treated 3D-porous matrix are investigated numerically.
Externí odkaz:
https://doaj.org/article/53941bb36a484dbcb54516a1afd46b90
Publikováno v:
Energies, Vol 16, Iss 6, p 2902 (2023)
This paper reviews molecular dynamics (MD) concepts on heat transfer analysis of supercritical CO2, and highlights the major parameters that can affect the accuracy of respective thermal coefficients. Subsequently, the prime aspects of construction,
Externí odkaz:
https://doaj.org/article/c717697ab7b14827abfe613ba4e89011
Publikováno v:
Energy Reports, Vol 7, Iss, Pp 33-42 (2021)
In this study the delicate invasion nature of pure supercritical carbon dioxide sCO2, alongside the determination of the main boundaries for sCO2 flow-pattern transitions inside the nanopores of treated 3D-porous matrix are investigated numerically.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::40063313ec44b154c135d443e5a997d7
http://www.sciencedirect.com/science/article/pii/S2352484721003358
http://www.sciencedirect.com/science/article/pii/S2352484721003358
Autor:
Abdelghani Bensaci, Mahdi Benzema, Seif-Eddine Ouyahia, Abdelkader Boutra, Karim Ragui, Youb Khaled Benkahla, Nabila Labsi, Seddik Kherroubi
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 144:623-646
Through this paper, three-dimensional fluid flow and heat transfer of Al2O3 nanofluid within ventilated enclosures was taken into consideration. Crossed by the nanofluid, the ventilation system is assured by two equivalent openings located at the ver
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a908acba0782b483a6733b2b783802d1
https://doi.org/10.1007/s10973-020-09588-w
https://doi.org/10.1007/s10973-020-09588-w
Autor:
Karim Ragui, Lin Chen
Publikováno v:
The Journal of Supercritical Fluids. 195:105863
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4a28c82e3ae9a5d647a2b00aa8cd03cc
https://doi.org/10.1016/j.supflu.2023.105863
https://doi.org/10.1016/j.supflu.2023.105863
Autor:
Abdelkader Boutra, Youb Khaled Benkahla, Karim Ragui, Seddik Kherroubi, Nabila Labsi, Abdelghani Bensaci
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 139:2243-2264
The present numerical study consists of a mixed convection heat transfer, taking place within a ventilated cubic cavity crossed by an alumina–water nanofluid. The ventilation is assured by three openings, practiced on the walls of the cavity. So, t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::76f81993c2b03de79b79f370ca14d8b5
https://doi.org/10.1007/s10973-019-08638-2
https://doi.org/10.1007/s10973-019-08638-2
Publikováno v:
Journal of Statistical Physics. 174:972-991
In this paper, we investigate numerically the flow field and heat transfer of a Newtonian fluid flowing within a horizontal channel, partially filled with a porous medium. A thin deflector, considered as adiabatic, is inserted inside the channel to c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::24e8604bf7a3168f4a4ac40bda3bae14
https://doi.org/10.1007/s10955-018-02219-7
https://doi.org/10.1007/s10955-018-02219-7
Publikováno v:
International Journal of Heat and Technology. 36:761-772
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::dfd85a0427bbe9f6b84190569583f720
https://doi.org/10.18280/ijht.360243
https://doi.org/10.18280/ijht.360243
Publikováno v:
Heat and Mass Transfer
Heat and Mass Transfer, Springer Verlag, In press, ⟨10.1007/s00231-018-2303-9⟩
Heat and Mass Transfer, Springer Verlag, In press, ⟨10.1007/s00231-018-2303-9⟩
The main purpose of our investigation is to show the impact of pertinent parameters; such Lewis and porous thermal Rayleigh numbers as well as the buoyancy and the aspect ratios; on the double-diffusive convection phenomena which occur within a porou
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f33a15e4987da954fb87d4ba899b4dce
https://doi.org/10.1007/s00231-018-2303-9
https://doi.org/10.1007/s00231-018-2303-9
Publikováno v:
Energy Procedia. 139:817-823
The present work refers to the investigation of natural convection within a partitioned porous enclosure, driven by cooperating thermal and solutal buoyancy forces. The side walls are maintained at a uniform temperature and concentration, lower than
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::16af3b9d5a4e2365cf7c4049990fc35e
https://doi.org/10.1016/j.egypro.2017.11.294
https://doi.org/10.1016/j.egypro.2017.11.294