Articles with "free convection" as a keyword



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Canopy structure affects temperature distributions and free convection in moss shoot systems.

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Published in 2018 at "American journal of botany"

DOI: 10.1002/ajb2.1145

Abstract: PREMISE OF THE STUDY Nonvascular plants play important roles in exchange of water and heat at the soil-atmosphere interface. Differential evaporative cooling may cause temperature gradients within bryophyte canopies, influencing convective heat and mass transport.… read more here.

Keywords: free convection; temperature; canopy structure; moss ... See more keywords
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Unsteady Free Convection Boundary Layer Flows of a Bingham Fluid in Cylindrical Porous Cavities

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Published in 2018 at "Transport in Porous Media"

DOI: 10.1007/s11242-018-1222-z

Abstract: We consider two unsteady free convection flows of a Bingham fluid when it saturates a porous medium contained within a vertical circular cylinder. The cylinder is initially at a uniform temperature, and such flows are… read more here.

Keywords: flows bingham; unsteady free; temperature; free convection ... See more keywords
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Unsteady characteristics of laminar free convection in an enclosure in the presence of power law fluid at Ra = 107

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Published in 2020 at "Journal of Mechanical Science and Technology"

DOI: 10.1007/s12206-020-0738-7

Abstract: The present study deals with an unsteady laminar free convection inside the annuli confined between an outer square enclosure and an inner circular cylinder. The annuli are filled with non-Newtonian power law fluids. The inner… read more here.

Keywords: free convection; fluid; laminar free; power law ... See more keywords
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Effects of fractional derivative and heat source/sink on MHD free convection flow of nanofluids in a vertical cylinder: A generalized Fourier's law model

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Published in 2021 at "Case Studies in Thermal Engineering"

DOI: 10.1016/j.csite.2021.101518

Abstract: Abstract This research looked at the unsteady free convection flows of an incompressible viscous fluid with heat/sink in a vertical cylinder containing a mixture of 47 nm alumina nanoparticles in water. The flow direction is subjected… read more here.

Keywords: fourier law; law; free convection; vertical cylinder ... See more keywords
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Water based nanofluid free convection heat transfer in a three dimensional porous cavity with hot sphere obstacle in existence of Lorenz forces

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Published in 2018 at "International Journal of Heat and Mass Transfer"

DOI: 10.1016/j.ijheatmasstransfer.2018.04.076

Abstract: Abstract H2O based nanofluid magnetohydrodynamic free convection in a porous cubic cavity with hot sphere obstacle is investigated by means of Lattice Boltzmann method. Influences of Darcy number ( Da ) , Hartmann number (… read more here.

Keywords: free convection; number; cavity hot; based nanofluid ... See more keywords
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Free convection with MWCNT/water nanofluid having varying aspect ratio of MWCNT nanoparticle in thermally undulated enclosures

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Published in 2020 at "International Journal of Mechanical Sciences"

DOI: 10.1016/j.ijmecsci.2020.105626

Abstract: Abstract The Aspect ratio of carbon nanotubes (CNTs) in cavities of different geometrical aspect ratio is one of the critical parameters of the design in thermal engineering. The present work documented a numerical simulation of… read more here.

Keywords: varying aspect; free convection; aspect ratio; mwcnt ... See more keywords

Transient free convection heat transfer in a section-triangular prismatic enclosure with different aspect ratios

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Published in 2019 at "International Journal of Thermal Sciences"

DOI: 10.1016/j.ijthermalsci.2019.02.023

Abstract: Abstract Free convection studies in a section-triangular prismatic enclosure with different aspect ratios (depth-width ratios, A) is conducted using three-dimensional numerical modeling approach. The Rayleigh number (Ra) covers a broad range from 100 to 107.… read more here.

Keywords: convection; section triangular; triangular prismatic; prismatic enclosure ... See more keywords
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Dissection of entropy production for the free convection of NEPCMs-filled porous wavy enclosure subject to volumetric heat source/sink

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Published in 2021 at "Journal of the Taiwan Institute of Chemical Engineers"

DOI: 10.1016/j.jtice.2021.09.006

Abstract: Abstract Background The exploration of natural convection which is one the substantial types of convective heat transmission in various applications for instance heat exchangers and geothermal systems along with nanofluids (Nanofluids have greater thermal conductivity… read more here.

Keywords: free convection; source sink; convection; heat source ... See more keywords
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Numerical investigation of nanofluid free convection under the influence of electric field in a porous enclosure

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Published in 2018 at "Journal of Molecular Liquids"

DOI: 10.1016/j.molliq.2017.11.141

Abstract: Abstract Electrohydrodynamic Fe3O4-Ethylene glycol nanofluid radiative and free convective heat transfer is reported in a porous media. Influences of nanoparticles, shape and supplied voltage on properties of nanofluid are taken into account. The hot surface… read more here.

Keywords: nanofluid free; free convection; influence electric; convection influence ... See more keywords
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Heat transfer enhancement in free convection flow of CNTs Maxwell nanofluids with four different types of molecular liquids

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Published in 2017 at "Scientific Reports"

DOI: 10.1038/s41598-017-01358-3

Abstract: This article investigates heat transfer enhancement in free convection flow of Maxwell nanofluids with carbon nanotubes (CNTs) over a vertically static plate with constant wall temperature. Two kinds of CNTs i.e. single walls carbon nanotubes… read more here.

Keywords: free convection; different types; four different; heat transfer ... See more keywords
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Free convection heat transfer analysis of slitted fin heat sink of vertical orientation using CFD

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Published in 2020 at "International journal of ambient energy"

DOI: 10.1080/01430750.2020.1758785

Abstract: The free convection heat transfer using different kind of fins is influenced by changes in geometry and interruptions in fluid flow. This paper investigates the enhancement of natural convection he... read more here.

Keywords: convection heat; heat transfer; convection; free convection ... See more keywords