..., magnetic field strength and internal heated-body geometry influence thermal performance and irreversibility. Design/methodology/approach A comprehensive numerical analysis is performed using a finite-volume formulation to solve the governing equations of laminar incompressible MHD convection...

..., the interplay between complex multi-cylinder geometries and the dynamic phase change behavior of NEPCM suspensions remains unexplored. This study bridges this gap by systematically investigating the coupled effects of parameter on the flow structure, melting dynamics, thermal performance and entropy...

... at the center. This system is relevant to many engineering applications. Key factors affecting thermal performance, such as nanofluid volume fraction, Darcy number, Hartmann number, inclination angle of MHD and Rayleigh number, were analyzed. This study evaluated the impact of these parameters on stream...

...@gmail.com 28 06 2023 10 10 2023 16 10 2023 © Emerald Publishing Limited 2023 Emerald Publishing Limited Licensed re-use rights only Fluid volume constraints MHD nanofluid flow Thermal performance Square thermal systems Trapezoidal thermal systems Triangular thermal...

... The results reveal that θ = 60 and RL = 1 yield the optimum thermal performance and heat sink performance is significantly influenced by the vertex angle and RL. The modified hexagon geometry improves fluid flow behavior by reducing the volume of the recirculation region behind the pin fin...

... to determine the effect of adding turbulator on thermal performance. In addition, Al₂O₃/water and SiO₂/water single and Al₂O₃–SiO₂/water hybrid nanofluids were experimentally tested in an unmodified concentric U-tube HE in two different modes...

... Publishing Limited 2022 Emerald Publishing Limited Licensed re-use rights only Solar energy Thermal performance Turbulator Ball-type Indirect solar dryer A = absorber area (m^{2); c_p = specific heat capacity of air (kJ.kg−1.K−1}...

...Rouhollah Moosavi; Mehdi Banihashemi; Cheng-Xian Lin Purpose This paper aims to numerically investigate the thermal performance evaluation of a microchannel with different porous media insert configurations. Design/methodology/approach Heat transfer and pressure drop of fluid flow through...

... 2021 © Emerald Publishing Limited 2021 Emerald Publishing Limited Licensed re-use rights only Thermal performance Plenum Absorber placement Solar air heating wall Solar thermal (2) ∇ . ( ρ . v → . v → ) = − ∇ p + ∇ . ( μ [ ( ∇ v...

... the heat and flow behavior inside the heat exchangers. Findings The results indicated that using both nanofluids raised the thermal performance of all tested exchangers which have a various number of plates. While the major outcomes of this study showed that TiO₂-Al₂O₃...

... the heat transfer, which leads to efficiency improvement. In another study by Kim et al. (2014) , they showed that an oval tube produced greater airside thermal performance than the round tube when the heat transfer and pressure drop were considered together. In research on the elliptical tube...

... of Al₂O₃/water nanofluid is investigated. The results show that the addition of nanofluids improve thermal performance in channel, but the using of nanofluid causes a pressure drop in the channel. Design/methodology/approach The pulsatile flow and heat transfer in a two-dimensional channel were...

...Wei Du; Lei Luo; Songtao Wang; Jian Liu; Bengt Ake Sunden Purpose The purpose of this study is to enhance the thermal performance in the labyrinth channel by different ribs shape. The labyrinth channel is a relatively new cooling structure to decrease the temperature near the trailing region...

... The governing partial differential equations for this study are computed by the finite volume method. Findings The results show that increasing the inclination angle leads to a rise in heat transfer. It is clear with the increase in the nanoparticles volume fraction that the thermal performance reduces...

... for the toroidal vortex. The thermal performance indicates that the intensity of the heat transfer enhancement depends upon the dimple depth and dimple diameter Originality/value This is the first time to adopt a dimple into a double wall cooling structure. It suggests that the target surface heat transfer...

... and additional data will be helpful as guidelines in the design of heat sinks to achieve a good thermal performance and a long lifetime in operation. Originality/value – In real engineering situations, chips are always placed in various manners according to design conditions and constraints. In this case...