Influence of boundary condition variations on magnetohydrodynamics natural convection and entropy generation in a ternary nanofluid filled-square cavity with elliptic cylinder DOI

Basma Souayeh

Physics of Fluids, Journal Year: 2025, Volume and Issue: 37(4)

Published: April 1, 2025

The present study numerically investigates the effects of three distinct boundary condition configurations on inclined magnetohydrodynamics natural convection flow and entropy generation within a square cavity containing trihybrid nanofluid. is induced by an isothermally heated internal elliptic cylinder, while filled with nanofluid composed multiwall carbon nanotubes (MWCNT), titanium oxide (TiO2), ferric (Fe2O3) suspended in ethylene glycol. enclosure subjected to varying inclination angles externally applied magnetic field. numerical simulations are performed using custom-developed code implemented FORTRAN programing language. computational methodology employed solve coupled governing equations continuity, momentum, energy, along corresponding conditions relies finite volume method (FVM) Full Multigrid Acceleration. This systematically examines various wake parameters, including angle (γ), orientation field (χ), Hartmann number (Ha), Rayleigh (Ra), fraction (ϕ), thermal proposed model. major findings issued from impact these parameters fluid heat transfer characteristics reveal that configuration C3 exhibited best trade-off between enhancement minimization under specific will be mentioned paper. insights gained this provide deeper understanding interplay conditions, orientation, inclination, composition, offering valuable guidance for optimizing management systems engineering industrial applications.

Language: Английский

Influence of boundary condition variations on magnetohydrodynamics natural convection and entropy generation in a ternary nanofluid filled-square cavity with elliptic cylinder DOI

Basma Souayeh

Physics of Fluids, Journal Year: 2025, Volume and Issue: 37(4)

Published: April 1, 2025

The present study numerically investigates the effects of three distinct boundary condition configurations on inclined magnetohydrodynamics natural convection flow and entropy generation within a square cavity containing trihybrid nanofluid. is induced by an isothermally heated internal elliptic cylinder, while filled with nanofluid composed multiwall carbon nanotubes (MWCNT), titanium oxide (TiO2), ferric (Fe2O3) suspended in ethylene glycol. enclosure subjected to varying inclination angles externally applied magnetic field. numerical simulations are performed using custom-developed code implemented FORTRAN programing language. computational methodology employed solve coupled governing equations continuity, momentum, energy, along corresponding conditions relies finite volume method (FVM) Full Multigrid Acceleration. This systematically examines various wake parameters, including angle (γ), orientation field (χ), Hartmann number (Ha), Rayleigh (Ra), fraction (ϕ), thermal proposed model. major findings issued from impact these parameters fluid heat transfer characteristics reveal that configuration C3 exhibited best trade-off between enhancement minimization under specific will be mentioned paper. insights gained this provide deeper understanding interplay conditions, orientation, inclination, composition, offering valuable guidance for optimizing management systems engineering industrial applications.

Language: Английский

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