Zobrazeno 1 - 10
of 14
pro vyhledávání: '"M. M. Sarafraz"'
Autor:
Ali Ettaleb, Mohamed Ammar Abbassi, Habib Farhat, Kamel Guedri, Ahmed Omri, Mohamed Naceur Borjini, Marjan Goodarzi, M. M. Sarafraz
Publikováno v:
Energies, Vol 12, Iss 20, p 3986 (2019)
This study aims to numerically investigate the radiation heat transfer in a complex, 3-D biomass pyrolysis reactor which is consisted of two pyrolysis chambers and a heat recuperator. The medium assumes to be gray, absorbs, emits, and Mie-anisotropic
Externí odkaz:
https://doaj.org/article/bc17fa2410ac431bb2c0780d97f075cc
Publikováno v:
Journal of Applied Fluid Mechanics, Vol 8, Iss 4, Pp 651-659 (2015)
In this work, flow boiling heat transfer coefficients of deionized water and copper oxide water-based nanofluids at different operating conditions have been experimentally measured and compared. The liquid flowed in an annular space. According to the
Externí odkaz:
https://doaj.org/article/9181ef2b873747a79a835c2427bc9cd5
Autor:
M. M. Sarafraz, Mohammad Reza Safaei, Arturo S. Leon, Iskander Tlili, Tawfeeq Abdullah Alkanhal, Zhe Tian, Marjan Goodarzi, M. Arjomandi
Publikováno v:
Energies, Vol 12, Iss 13, p 2572 (2019)
In the present work, an experimental investigation is performed to assess the thermal and electrical performance of a photovoltaic solar panel cooling with multi-walled carbon nanotube−water/ethylene glycol (50:50) nano-suspension (MWCNT/WEG50). Th
Externí odkaz:
https://doaj.org/article/154fe0de7b3344ae8534fce9becd5f59
Publikováno v:
Energies, Vol 12, Iss 13, p 2591 (2019)
A thermodynamic assessment is conducted for a new configuration of a supercritical water gasification plant with a water−gas shift reactor. The proposed configuration offers the potential for the production of syngas at different H2:CO ratios for v
Externí odkaz:
https://doaj.org/article/0e4c861dc6084d8f8d3e6b1ff03e4ecd
Publikováno v:
Symmetry, Vol 11, Iss 6, p 757 (2019)
In the current study, laminar heat transfer and direct fluid jet injection of oil/MWCNT nanofluid were numerically investigated with a finite volume method. Both slip and no-slip boundary conditions on solid walls were used. The objective of this stu
Externí odkaz:
https://doaj.org/article/e1c9e24e8687448e9d95c240443dd87b
Autor:
M. M. Sarafraz, Iskander Tlili, Zhe Tian, Mohsen Bakouri, Mohammad Reza Safaei, Marjan Goodarzi
Publikováno v:
Applied Sciences, Vol 9, Iss 10, p 2101 (2019)
An experimental study was undertaken to assess the heat-transfer coefficient (HTC) of graphene nanoplatelets-pentane nanofluid inside a gravity-assisted heat pipe (HP). Influence of various parameters comprising heat flux, mass fraction of the nanopa
Externí odkaz:
https://doaj.org/article/bfa9d7fccad54eb3aba228c86d5d27cd
Publikováno v:
Applied Sciences, Vol 9, Iss 9, p 1877 (2019)
In this article, an experimental study was performed to assess the potential thermal application of a new nanofluid comprising carbon nanoparticles dispersed in acetone inside an evacuated tube solar thermal collector. The effect of various parameter
Externí odkaz:
https://doaj.org/article/b8a49db1dedb4439b8f40fb1d52da832
Autor:
M. M. Sarafraz, Mohammad Reza Safaei, Zhe Tian, Marjan Goodarzi, Enio Pedone Bandarra Filho, M. Arjomandi
Publikováno v:
Energies, Vol 12, Iss 10, p 1929 (2019)
In the present study, we report the results of the experiments conducted on the convective heat transfer of graphene nano-platelets dispersed in water-ethylene glycol. The graphene nano-suspension was employed as a coolant inside a micro-channel and
Externí odkaz:
https://doaj.org/article/7fbbc45e66c041b7ac0ec7b1d48a66fd
Autor:
M. M. Sarafraz
Publikováno v:
Journal of Applied Fluid Mechanics, Vol 6, Iss 1, Pp 73-79 (2013)
In this research, pool boiling heat transfer coefficient values were experimentally measured up to heat flux 115kW.m-2. Experiments were carried out for pool boiling of pure liquids, including of Formic acid, Propanol, 2-butanol on a horizontal smoot
Externí odkaz:
https://doaj.org/article/8825329f6b9a40eeb3a579fbb2760aac
Autor:
M. M. Sarafraz, H. Arya
Publikováno v:
Applied Chemical Engineering. 3:33
The subcooled flow boiling heat transfer characteristics of n-heptane and water is conducted for an upward flow inside the vertical annulus with an inner gap of 30 mm, in different heat fluxes up to 132kW.m-2, subcooling max.:30C, flow rate: 1.5 to 3