...; and φ = angular position, radians. Energy storage Thermal performance Free convection Phase change heat transfer Nanofluids NEPCM Multiple cylinders The author got no financial assistance or particular grant from any funding organization for the research, writing...

... Publishing Limited 2025 Emerald Publishing Limited Licensed re-use rights only Inclined magnetic field Free convection Porous medium Numerical procedure Inclined chamber (3) u = ∂ ψ ¯ ∂ y ¯ ,   v = - ∂ ψ ¯ ∂ x ¯ the resulted...

... Limited Licensed re-use rights only Free convection Nanoencapsulated phase change Entropy generation Finite element method Northern Border University, Arar, KSA NBU-FFR-2025-2246-10 Northern Border University, Arar, KSA NBU-FFR-2025-2246-10 The authors extend...

... heat capacity of PCMs with the improved conductivity of nanoparticles. This combination results in more efficient heat transfer and better thermal management in engineering applications. Originality/value This study addresses the identified gap by investigating free convection in a cold enclosure...

...Rajesh Vemula; Hakan F. Öztop Purpose This paper aims to focuses on by investigate the heat transmission and free convective flow of a suspension of nano encapsulated phase change materials (NEPCMs) within an enclosure. Particles of NEPCM have a core-shell structure, with phase change material...

...Teodor Grosan; Flavius-Olimpiu Patrulescu; Ioan Pop Purpose The purpose of this work is the study of the steady free convection in a square differentially heated cavity filled by a Brinkman bidisperse porous medium. An appropriate mathematical model considering the Brinkman, momentum and energy...

...Mohamed Dhia Massoudi; Mohamed Bechir Ben Hamida; Mohammed A. Almeshaal; Yahya Ali Rothan; Khalil Hajlaoui Purpose The purpose of this paper is to examine numerically the magnetohydrodynamic (MHD) free convection and thermal radiation heat transfer of single walled carbon nanotubes-water nanofluid...

...A. Baïri; A. Velazquez Purpose The purpose of this study is to quantify the free convective heat transfer around a vertical cylindrical electronic component equipped with vertical fins representing an antenna, contained in a closed cavity maintained isothermal. Its cooling is provided via a water...

...) . Free convection appears within open chambers having inner heat-conducting or isothermal elements that can be met very often in practice. The inner hindrances having a shape of various blocks, cylinders and fins can be observed in many engineering systems (Mariani and Silva, 2007 ; Ben-Nakhi et al...

...Mohammad M. Rahman; Ziad Saghir; Ioan Pop Purpose This paper aims to investigate numerically the free convective heat transfer efficiency inside a rectotrapezoidal enclosure filled with Al₂O₃–Cu/water hybrid fluid. The bottom wall of the cavity is uniformly heated, the upper...

... = − g K ρ 0 β μ ∂ T ∂ y ¯ , Ioan Pop can be contacted at: ipop@math.ubbcluj.ro 18 03 2020 06 05 2020 22 05 2020 © Emerald Publishing Limited 2020 Emerald Publishing Limited Licensed re-use rights only Free convection Porous medium...

... ∂ T * ∂ y * = 0 9 0 0 ∂ T * ∂ y * = 0 Free convection Porous medium Direction of magnetic field Nonagon inclined cavity Radiation heat transfer Uniform heat generation/absorption Length of heated source Nanofluid Shape factor...

...Mahshid Zaresharif; Fatemeh Zarei; Ali Mohammad Ranjbar; Loke Kok Foong; David Ross Purpose This paper aims to provide an experimental/numerical analysis of free convection within a hollow/finned cavity. Design/methodology/approach The hollow square cavity is equipped with eight active fins...

... enhancement can be also fulfilled by hybrid nanofluids. A flow stability analysis suggests the heat-related power index m > −1/3 for satisfying the increasing behavior of convective heat energy. Originality/value Free convection of a hybrid nanofluid near a vertical flat surface embedded...

...HamidReza KhakRah; Payam Hooshmand; David Ross; Meysam Jamshidian Purpose The purpose of this paper is to investigate the compact finite-difference lattice Boltzmann method is used to simulate the free convection within a cavity. Design/methodology/approach The finite-difference discretization...

...Peng Zhang; Muhammad Aqeel Ashraf; Zhenling Liu; Wan-Xi Peng; David Ross Purpose This paper aims to investigate the free convection, heat transfer and entropy generation numerically and experientially. A numerical/experimental investigation is carried out to investigate the free convection...

... and solid fins. Therefore, free convective thermal transmission within square nanoliquid chamber under the influence of complex fins is studied. The considered fins are the combination of wall-mounted adiabatic fin and an adiabatic block over this fin. Design/methodology/approach Influences...

... parameter on the heat transfer rate during natural convection. Originality/value The originality of this work is using of a modern numerical method to simulate the free convection and conducting experimental observations to calculate the thermo-physical properties of nanofluid. In addition...

...Mikhail Sheremet; Teodor Grosan; Ioan Pop Purpose This paper aims to study the magnetohydrodynamic (MHD)-free convection flow in an inclined square cavity filled with both nanofluids and gyrotactic microorganism. Design/methodology/approach The benefits of adding motile microorganisms...

... Publishing Limited 2019 Emerald Publishing Limited Licensed re-use rights only Porous medium Nanofluid Numerical method Free convection Inclined square cavity Sinusoidal temperature (7) u = ∂ ψ ¯ ∂ y ¯ ,     v = − ∂ ψ ¯ ∂ x...