Results 1 to 10 of about 7,646 (165)

Dufour and Soret Effects on Square Porous Annulus [PDF]

open access: yesAdvances in Mechanical Engineering, 2014
A study on heat and mass transfer behaviour on porous medium embedded in a square annulus is conducted. The inner surface wall is considered to have a cool temperature T c while the outer surface is exposed to a hot temperature T h .
N. Nik-Ghazali   +3 more
doaj   +4 more sources

Thermal Diffusion Factor in Gas Mixture-Dufour Effect (I) [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 1991
The thermal diffusion factor, aT, for a binary gas mixture is calculated on the basis of nonequilibrium thermodynamics. A new formula for aT is derived and this factor is given for several paris of gases according to this formula.
A. Boushehri, Ali Maghari
doaj   +2 more sources

Convective MHD Flow of a Rotating Fluid Past through a Moving Isothermal Plate under Diffusion-Thermo and Radiation Absorption [PDF]

open access: yesJournal of Heat and Mass Transfer Research, 2023
The current article studies the impact of radiation absorption and diffusion thermo effect or the Dufour effect on a convective MHD flow of a rotating fluid past through a moving vertical isothermal plate under thermal radiation, chemical reaction, and ...
Mridusmita Bormudoi, Nazibuddin Ahmed
doaj   +1 more source

Dufour Effect in Gases [PDF]

open access: yesBulletin of the Chemical Society of Japan, 1975
Abstract A study of the Dufour effect was made for five different gas mixtures: H2–N2, H2–O2, H2–N2O, He–N2O and He–O2. Measurements were made at 25 °C under 700 Torr. The values of the thermal diffusion factor were calculated for the above mixtures from the experimental data on the basis of the thermodynamics of irreversible processes.
A Boushehri, S Afrashtehfar
openaire   +1 more source

Characterization of unsteady double-diffusive mixed convection flow with soret and dufour effects in a square enclosure with top moving lid [PDF]

open access: yesJournal of Heat and Mass Transfer Research, 2018
The present study considers the numerical examination of an unsteady thermo-solutal mixed convection when the extra mass and heat diffusions, called as Soret and Dufour effects, were not neglected. The numerical simulations were performed in a lid-driven
Omid Ghaffarpasand
doaj   +1 more source

Effects of Dufour and thermal diffusion on unsteady MHD free convection and mass transfer flow through an infinite vertical permeable sheet

open access: yesSN Applied Sciences, 2021
In this paper, the effects of Dufour and thermal diffusion and on unsteady MHD (magnetohydrodynamic) free convection and mass transfer flow through an infinite vertical permeable sheet have been investigated numerically.
Md. Hasanuzzaman   +2 more
doaj   +1 more source

Diffusion Thermoeffect in Gases (The Dufour Effect) [PDF]

open access: yesBulletin of the Chemical Society of Japan, 1979
Abstract A study of the Dufour effect was made for four different gas mixtures: SF6–N2O, SF6–N2, SF6–CO2, and He–CO2. Measurements were made at 300 K under 700 Torr. The values of the thermal diffusion factor were calculated for the above mixtures from experimental data on the basis of the thermodynamics of irreversible processes.
Ali Boushehri, A Abbaspour
openaire   +1 more source

Numerical Simulation of Dufour and Soret Effects on Heat and Mass Transfer in Double-diffusive Convection in Methane Hydrate Reservoirs [PDF]

open access: yesJournal of Applied and Computational Mechanics
In this paper, the behavior of methane-containing fluids in methane hydrate reservoirs is numerically simulated by investigating the transient thermal solute convection with the Dufour and Soret effects.
Yijie Zhuang   +3 more
doaj   +1 more source

Soret and Dufour effects on transient free convention heat and mass transfer flow in a vertical channel with ramped wall temperature and specie concentration: an analytical approach

open access: yesArab Journal of Basic and Applied Sciences, 2020
This work investigates unsteady free convection heat and mass transfer flow in a vertical channel in the presence of Soret and Dufour effects. The bounding walls and the specie are considered to have ramped temperature and ramped concentration ...
Basant K. Jha, Yusuf Y. Gambo
doaj   +1 more source

Onset of Linear and Nonlinear Thermosolutal Convection with Soret and Dufour Effects in a Porous Collector under a Uniform Magnetic Field

open access: yesFluids, 2021
The present paper reports on an analytical and numerical study of combined Soret and Dufour effects on thermosolutal convection in a horizontal porous cavity saturated with an electrically conducting binary fluid under a magnetic field.
Redha Rebhi   +2 more
doaj   +1 more source

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