Results 121 to 130 of about 51,105 (282)

Impact of Leading and Trailing‐Edge Perforations on the Thermohydraulic Performance of Rectangular‐Winglet Vortex Generators

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
In this study, the thermohydraulic performance of rectangular‐winglet vortex generators (VGs) with different hole configurations (a central hole, dual‐edge holes, a leading‐edge hole, and a trailing‐edge hole) was numerically investigated. In addition, airflows through solar air heater ducts enhanced with these VGs were simulated using the realizable k‐
Roytor Charoensin-O-Larn   +2 more
wiley   +1 more source

Thermal Transport Analysis of Hybrid (Al2O3 − Cu/H2O) Nanofluids With Inertial Drag and Cross‐Diffusion Under Convective Conditions Using the Mintsa–Gherasim Model: An Approach to Energy Research

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
Purpose Energy transport is a crucial phenomenon across many engineering applications, and its importance continues to grow with increasing demand for physical and industrial problem‐solving. In order to examine the function of a hybrid nanofluid, two dissimilar types of metal and oxide nanoparticles (NPs) were added to the solvent water using the ...
Muhammad Abdul Basit   +7 more
wiley   +1 more source

Numerical simulation of turbulent heat transfer and fluid flow in different tube designs [PDF]

open access: yes, 2014
Numerical simulation was carried out to study the heat transfer, friction factor and thermal performance of water inside different tubes induced with different twisted tapes.
Oni, Taiwo O., Paul, Manosh C.
core  

Numerical Investigation of Heat Transfer Rate Improvement in Heat Exchangers Utilizing Innovative Wavy Vortex Generators

open access: yesModelling and Simulation in Engineering, Volume 2026, Issue 1, 2026.
Quick‐cooling heat exchangers are used for a wide range of industrial applications. This study is aimed at employing the wavy surfaces of the vortex generators to reduce pressure drops and enhance heat transfer performance. The turbulent conditions for mixture (water and air) flow with Rew = 3500–5000.
Adnan Q. Ibrahim   +2 more
wiley   +1 more source

Numerical investigation of aspect ratio effect on thermal parameters in laminar nanofluid flow in microchannel heat sink [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
3rd Micro and Nano Flows Conference (MNF2011)   +2 more
core  

Lattice Boltzmann simulation of magnetic field effects on nanofluid [PDF]

open access: yes, 2014
This paper was presented at the 4th Micro and Nano Flows Conference (MNF2014), which was held at University College, London, UK. The conference was organised by Brunel University and supported by the Italian Union of Thermofluiddynamics, IPEM, the ...
4th Micro and Nano Flows Conference (MNF2014)   +2 more
core  

Fronts in reactive convection: bounds, stability and instability

open access: yes, 2002
We consider front propagation in a reactive Boussinesq system in an infinite vertical strip. We establish nonlinear stability of planar fronts for narrow domains when the Rayleigh number is not too large.
Constantin, Peter   +2 more
core   +1 more source

Experimental Investigation of Forced Convection in Plain or Partly Inserted Square Channel with Porous Media

open access: yesJournal of Engineering
Several techniques are used to improve the channels' heat transfer coefficient and Nusselt number. One of the methods used for these improvements is porous media (PM).
Sarmad A. Ali, Suhad A. Rasheed
doaj   +1 more source

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