Results 51 to 60 of about 53,363 (198)

Heat transfer and pressure drop in tape generated swirl flow [PDF]

open access: yes, 1967
The heat transfer and pressure drop characteristics of water in tape generated swirl flow were investigated. The test sections were electrically heated small diameter nickel tubes with tight fitting full length Inconel tapes of twist ratios from 2. 48 to
Lopina, Robert F., Bergles A. E.
core  

A Solvothermal Synthesis of TiO2 Nanoparticles in a Non-Polar Medium to Prepare Highly Stable Nanofluids with Improved Thermal Properties

open access: yesNanomaterials, 2018
Nanofluids are systems with several interesting heat transfer applications, but it can be a challenge to obtain highly stable suspensions. One way to overcome this challenge is to create the appropriate conditions to disperse the nanomaterial in the ...
Teresa Aguilar   +8 more
doaj   +1 more source

A numerical investigation of heat transfer in phase change materials (PCMs) embedded in porous metals [PDF]

open access: yes, 2011
The effects of metal foams on heat transfer enhancement in Phase Change Materials (PCMs) are investigated. The numerical investigation is based on the two-equation non-equilibrium heat transfer model, in which the coupled heat conduction and natural ...
Zhao, Changying   +5 more
core   +1 more source

Heat Transfer in Semitransparent Medium Caused by Laser Pulse

open access: yesInternational Journal of Industrial Engineering and Production Research, 2008
In this paper, the combination of conduction with radiation into a semitransparent medium which includes absorption, emission and scattering has been investigated.
E . Izadpanah   +3 more
doaj  

A way to visualise heat transfer in 3D unsteady flows [PDF]

open access: yes, 2009
This paper was presented at the 2nd Micro and Nano Flows Conference (MNF2009), which was held at Brunel University, West London, UK. The conference was organised by Brunel University and supported by the Institution of Mechanical Engineers, IPEM, the ...
2nd Micro and Nano Flows Conference (MNF2009)   +1 more
core  

Innovative heat flux modeling for enhanced heat transfer efficiency: Conjugate heat transfer analysis with Cattaneo-Vernotte equation incorporating Maxwellian fluid dynamics

open access: yesAin Shams Engineering Journal
A mathematical investigation explored the combined influence of vibration and conjugation on enhancing heat transfer in a laminar oscillatory flow through a heat pipe, also known as the “Dream Pipe”. Explicit solutions for the momentum and heat equations
P. Puvaneswari
doaj   +1 more source

Effects of Thermal Relaxation on Temperature Elevation in Ex Vivo Tissues During High Intensity Focused Ultrasound

open access: yesIEEE Access, 2020
The introduction of thermal relaxation makes non-Fourier heat transfer more effective than Pennes equation to reflect rapid bio-heat transferring during HIFU, however, the contribution of thermal relaxation in specific tissues needs to be further ...
Chenghai Li   +5 more
doaj   +1 more source

Fractional melting process in inclined containers using (NePCM) and hybrid nanoparticles

open access: yesAlexandria Engineering Journal, 2023
Using substances of high latent heat such as phase change materials is a perfect technique in the energy storage units. Additionally, examining the heat transport and melting process for these materials is beneficial for a wide variety of solar-related ...
Sameh E. Ahmed   +3 more
doaj   +1 more source

Numerical Study on non-Fourier Bio heat Transfer During Thermal Ablation

open access: yesProcedia Engineering, 2015
AbstractIn this paper, a mathematical model describing the process of non-Fourier heat transfer in biological tissues for generalized coordinate system during thermal ablation by electromagnetic radiation with Gaussian external heat source is studied. The boundary value problem governing this process has been solved using hybrid numerical method taking
Kumar, Dinesh, Kumar, P., Rai, K.N.
openaire   +1 more source

Mixed Convection and Thermally Radiative Flow of MHD Williamson Nanofluid with Arrhenius Activation Energy and Cattaneo–Christov Heat-Mass Flux

open access: yesJournal of Mathematics, 2021
In this paper, we explored the impact of thermally radiative MHD flow of Williamson nanofluid over a stretchy plate. The flow in a stretchy plate is saturated via Darcy–Forchheimer relation. Cattaneo–Christov heat-mass flux theory is adopted to frame the
S. Eswaramoorthi   +4 more
doaj   +1 more source

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