Results 31 to 40 of about 768,435 (426)

Influence of metal foam and nanoparticles on convective melting in a rectangular cavity under heating of bottom wall

open access: yesInternational Journal of Thermofluids, 2023
Highly thermally conductive elements such as metal foams and nanoparticles are often used as heat transfer enhancers for phase change materials. The influence of each factor separately has been well studied, but very few works have been devoted to the ...
Nadezhda S. Bondareva   +1 more
doaj  

Experimental investigation of convective heat transfer using ethylene glycol-based nano-fluid [PDF]

open access: yesE3S Web of Conferences, 2021
Coolant plays important characteristic in automobile industry to prevent failure and damage by balancing the temperature. Due to this approach, coolants are being used as new thermal fluid to study the heat transfer coefficient performance.
Shoaib Rafiq Muhammad   +2 more
doaj   +1 more source

Determination of the convective heat transfer coefficient [PDF]

open access: yesDental Materials, 1987
The value of the convective heat transfer coefficient (htc) is determined under different loading conditions by using a computer aided method. The thermal load has been applied mathematically as well as experimentally to the coronal surface of an axisymmetric tooth model.
Spierings, D.   +3 more
openaire   +4 more sources

Convective Heat Transfer [PDF]

open access: yes, 2010
The basic concepts of heat transfer are discussed in detail in other texts on the subject, such as [1]. In this chapter, information on convective heat transfer will be provided to illustrate how convection can be used to intensify quenching processes, especially the widely used water flow and water jets.
openaire   +3 more sources

Ballistic Transport Enhanced Heat Convection at Nanoscale Hotspots [PDF]

open access: yesarXiv, 2022
Along with device miniaturization, severe heat accumulation at unexpected nanoscale hotspots attracts wide attentions and urges efficient thermal management. Heat convection is one of the important heat dissipating paths but its mechanism at nanoscale hotspots is still unclear.
arxiv  

Numerical Simulation of Hybrid Nanofluid Mixed Convection in a Lid-Driven Square Cavity with Magnetic Field Using High-Order Compact Scheme

open access: yesNanomaterials, 2021
In this study, the energy transference of a hybrid Al2O3-Cu-H2O nanosuspension within a lid-driven heated square chamber is simulated. The domain is affected by a horizontal magnetic field.
M. M. Rashidi, M. Sadri, M. A. Sheremet
doaj   +1 more source

Conductive and convective heat transfer in inductive heating of subsea buried pipelines [PDF]

open access: yesarXiv, 2021
Inductive heating with high-voltage cables reduces the risk of hydrate formation by raising the temperature of the production fluid in pipelines. Heating the pipeline results in losing a certain fraction of the heat to the surrounding soil through conduction or convection-dominated flow through the soil.
arxiv  

Thermal convection of viscoelastic fluids in concentric rotating cylinders: Elastic turbulence and kinetic energy budget analysis [PDF]

open access: yesarXiv, 2023
The introduction of solid polymers into a Newtonian solvent induces significant modifications in the flow behavior and heat transfer characteristics of resulting viscoelastic fluids. This study performs a comprehensive numerical investigation on thermal convection within a system comprising two concentric horizontal cylinders filled with viscoelastic ...
arxiv  

Convective Heat Transfer Coefficients in the Circulation [PDF]

open access: yesJournal of Biomechanical Engineering, 1991
Convective heat transfer in the vessels of the circulatory system is investigated numerically. In the modeling, account is taken of the non-Newtonian rheological properties of blood and the presence of a cell-depleted plasma layer at the vessel wall. The latter is found to produce a remarkable enhancement of the heat transfer rate in the small vessels,
BAROZZI, Giovanni Sebastiano   +1 more
openaire   +4 more sources

Direct Numerical Simulation of Low and Unitary Prandtl Number Fluids in Reactor Downcomer Geometry [PDF]

open access: yesarXiv, 2022
Buoyancy effect on low-flow condition convective heat transfer of non-conventional coolants, such as liquid metal and molten salts, is a crucial safety factor to advanced reactors under transient or accidental scenarios. The distinct heat transfer characteristics of non-unitary Prandtl fluids and the inherent complexity of the low-flow mixed convection
arxiv  

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