Journal ArticleDOI
Ferrohydrodynamic and magnetohydrodynamic effects on ferrofluid flow and convective heat transfer
TLDR
In this paper, the influence of an external magnetic field on ferrofluid flow and heat transfer in a semi annulus enclosure with sinusoidal hot wall is investigated and the governing equations which are derived by considering the both effects of FHD and MHD (Magnetohydrodynamic) are solved via CVFEM (Control Volume based Finite Element Method).About:
This article is published in Energy.The article was published on 2014-10-01. It has received 393 citations till now. The article focuses on the topics: Nusselt number & Rayleigh number.read more
Citations
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Forced convection heat transfer in a semi annulus under the influence of a variable magnetic field
TL;DR: In this article, forced convection heat transfer in a semi annulus lid under the influence of a variable magnetic field was studied, and the authors used the Control Volume based Finite Element Method (CVFEM) to solve the governing equations considering both Ferrohydrodynamic (FHD) and Magnetohydrodynamics (MHD) effects.
Journal ArticleDOI
Review of heat transfer enhancement methods: Focus on passive methods using swirl flow devices
TL;DR: In this paper, an extensive literature review of various turbulators (coiled tubes, extended surfaces (fin, louvered strip, winglet), rough surfaces (Corrugated tube, Rib) and swirl flow devices such as twisted tape, conical ring, snail entry turbulator, vortex rings, coiled wire) for enhancing heat transfer in heat exchangers.
Journal ArticleDOI
KKL correlation for simulation of nanofluid flow and heat transfer in a permeable channel
TL;DR: In this article, the effects of the nanoparticle volume fraction, Reynolds number, expansion ratio and power law index on Hydrothermal behavior of nanofluid fluid between two parallel plates is studied.
Journal ArticleDOI
Simulation of nanofluid heat transfer in presence of magnetic field: A review
TL;DR: In this article, a review of previous publications about nanofluid hydrothermal treatment in the presence of magnetic field is presented, where Ferrohydrodynamic and Magnetohydrodynamic (MHD) can take role in simulations.
Journal ArticleDOI
Numerical simulation of magnetic nanofluid natural convection in porous media
TL;DR: In this paper, the free convection of magnetic nanofluid in a porous curved cavity is investigated, and an innovative numerical approach, namely CVFEM, is applied to evaluate the effect of Darcy number (Da ), Rayleigh ( Ra ), Hartmann ( Ha ) numbers and volume fraction of Fe 3 O 4 ( ϕ ) on hydrothermal characteristics.
References
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Book
A Treatise on Electricity and Magnetism
TL;DR: The most influential nineteenth-century scientist for twentieth-century physics, James Clerk Maxwell (1831-1879) demonstrated that electricity, magnetism and light are all manifestations of the same phenomenon: the electromagnetic field as discussed by the authors.
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Buoyancy-driven heat transfer enhancement in a two-dimensional enclosure utilizing nanofluids
TL;DR: In this article, a model is developed to analyze heat transfer performance of nanofluids inside an enclosure taking into account the solid particle dispersion, where the transport equations are solved numerically using the finite-volume approach along with the alternating direct implicit procedure.
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Natural convection of air in a square cavity: A bench mark numerical solution
TL;DR: In this paper, the authors used mesh refnement and extrapolation to obtain an accurate solution of the equations describing two-dimensional natural convection in a square cavity with differentially heated side walls.
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Entropy generation in steady MHD flow due to a rotating porous disk in a nanofluid
TL;DR: In this article, the analysis of the second law of thermodynamics applied to an electrically conducting incompressible nanofluid fluid flowing over a porous rotating disk in the presence of an externally applied uniform vertical magnetic field is considered.
Journal ArticleDOI
The effects of MHD and temperature dependent viscosity on the flow of non-Newtonian nanofluid in a pipe: Analytical solutions
Rahmat Ellahi,Rahmat Ellahi +1 more
TL;DR: In this article, the authors examined the magnetohydrodynamic flow of non-Newtonian nanofluid in a pipe and derived explicit analytical expressions for the velocity field, the temperature distribution and nano concentration.