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The Effects of Duct Shape on the Nusselt Number [PDF]

open access: goldMathematical and Computational Applications, 2006
As was pointed out by Mike Yuratich of [...]
M. Erdoğan, C. Imrak
openalex   +4 more sources

On the Nusselt number correlations of tandem surrogate firebrands on a flat surface. [PDF]

open access: yesFire Saf J
Through the heat-mass transfer analogy, naphthalene sublimation experiments were conducted in a heated-air wind tunnel to study the effects of aspect ratio and dimensionless separation distance on the convective heat transfer coefficients of three tandem naphthalene cylinders.
Wessies SS, Yang JC.
europepmc   +4 more sources

Nusselt number and friction factor in zig-zag microchannels subjected to constant heat flux

open access: goldInternational Journal of Thermofluids
This study quantifies the heat transfer coefficient, pressure drop, Nusselt number and friction factor associated with flow of water in zig-zag microchannels, with square cross-section and sharp edges, when subjected to constant heat flux boundary ...
Bobby Mathew   +5 more
doaj   +2 more sources

The Nusselt numbers of horizontal convection [PDF]

open access: yesJournal of Fluid Mechanics, 2020

Cesar B. Rocha   +3 more
openaire   +5 more sources

Hydrothermal performance improvement of an inserted double pipe heat exchanger with Ionanofluid

open access: yesCase Studies in Thermal Engineering, 2021
To meet the growing energy demand, double pipe heat exchangers (DPHEX), which are used in a variety of energy and thermal engineering applications, require improved heat transfer performance.
Likhan Das   +7 more
doaj   +1 more source

Numerical investigation of hydrodynamic nanofluid convective flow in a porous enclosure

open access: yesRevue Nature et Technologie, 2023
In this study, the steady state behavior of natural convection transport on a nanofluid in square enclosure was studied. The model equations were solved using Comsol Multiphysics; a solver for partial differential Navier–Stokes equations based on a two ...
Redouane FARES   +3 more
doaj   +6 more sources

Numerical Investigation of Nanofluid Flow over a Backward Facing Step

open access: yesAerospace, 2022
Nanofluid flow over a backward facing step was investigated numerically at low Reynolds number and the heat transfer was analyzed and reported. Al2O3–H2O nanofluids of different volume fractions (φ = 1–5%) were used as the material with uniform heat flux
Wen-Chung Wu, Ankit Kumar
doaj   +1 more source

Investigating the experimental parameters of a rib triple pipe heat exchanger

open access: yesCase Studies in Thermal Engineering, 2023
In the current research, the triple concentric-pipe heat exchanger is experimentally inspected with regard to the double concentric-pipe heat exchanger.
Kafel Azeez   +2 more
doaj   +1 more source

Localized droplet heating by hydrophobic pins: Influence of pin area and droplet size on heat transfer

open access: yesCase Studies in Thermal Engineering, 2021
Localized heating of hydrophobic droplet is considered and the effects of restricted area heating and droplet size on heat transfer are examined. Samples composing of vertical steel pins located in Perspex holders are designed and manufactured.
Abdullah Al-Sharafi   +3 more
doaj   +1 more source

THE EFFECT OF THERMAL RADIATION AND VARIABLE VISCOSITY PARAMETERS ON A FLUID FLOW DOWN ALONG AN INCLINED PLANE WITH FREE SURFACE

open access: yesTikrit Journal of Engineering Sciences, 2020
This paper investigates the effects of thermal radiation and variable viscosity flow down along an inclined plane with boundary conditions at free surface.
Usman M..A.   +2 more
doaj   +1 more source

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