Fin design optimization to enhance PCM melting rate inside a rectangular enclosure

C Zhao, J Wang, Y Sun, S He, K Hooman - Applied Energy, 2022 - Elsevier
Melting characteristics of a phase change material (PCM) inside a rectangular box
isothermally heated from the basal surface are investigated. Vertical straight fins are …

Phase change behaviour study of PCM tanks partially filled with graphite foam

C Zhao, M Opolot, M Liu, F Bruno, S Mancin… - Applied Thermal …, 2021 - Elsevier
The aim of this paper is to shorten the melting/solidification time of a high-temperature phase
change material (PCM) using graphite foam inserts. Specifically, the phase change …

[HTML][HTML] A pore-scale assessment of the dynamic response of forced convection in porous media to inlet flow modulations

R Habib, N Karimi, B Yadollahi… - International Journal of …, 2020 - Elsevier
An increasing number of technologies require prediction of unsteady forced convection in
porous media when the inlet flow is unsteady. To gain further insight into this problem, the …

[HTML][HTML] On the unsteady forced convection in porous media subject to inlet flow disturbances-A pore-scale analysis

R Habib, B Yadollahi, N Karimi… - … Communications in Heat …, 2020 - Elsevier
Heat convection response of a porous medium to the harmonic disturbances in the inlet flow
is investigated in a configuration consisting of several obstacles. Navier Stokes and energy …

Analysis of functionally graded metal foams for the accomplishment of heat transfer enhancement under partially filled condition in a heat exchanger

PH Jadhav, N Gnanasekaran, M Mobedi - Energy, 2023 - Elsevier
The use of partially filled high porosity graded aluminum and copper foams is explored to
satisfy both heat transfer and pressure drop in a heat exchanger. Both positive and negative …

Influence of cascaded graphite foams on thermal performance of high temperature phase change material storage systems

M Opolot, C Zhao, M Liu, S Mancin, F Bruno… - Applied Thermal …, 2020 - Elsevier
In this study, a numerical analysis is used to compare the effects of uniform and cascaded
graphite foams on the charge–discharge cycle performance of thermal energy storage …

[HTML][HTML] Entropy analysis and mixed convection of nanofluid flow in a pillow plate heat exchanger in the presence of porous medium

G Tian, C Tian, A Alizadeh, N Shirani… - Alexandria Engineering …, 2023 - Elsevier
A pillow plate heat exchanger (PPHE) is one of the types of heat exchangers that haven't
received the attention they deserve despite their high efficiency and operational capability. A …

General self-similar solutions of diffusion equation and related constructions

IF Barna, L Mátyás - arXiv preprint arXiv:2104.09128, 2021 - arxiv.org
Transport phenomena plays an important role in science and technology. In the wide variety
of applications both advection and diffusion may appear. Regarding diffusion, for long times …

Unsteady MHD free convection flow of an exothermic fluid in a convectively heated vertical channel filled with porous medium

MM Hamza, A Shuaibu, AS Kamba - Scientific reports, 2022 - nature.com
Utilizing porous media in a new mathematical model to improve convective heat transfer
characteristics in a variety of applications, such as radiation nuclear disposal storing …

Flow leakage and Kelvin–Helmholtz instability of turbulent flow over porous media

M Jadidi, HK Param, A Revell, Y Mahmoudi - Physics of Fluids, 2022 - pubs.aip.org
In the present paper, turbulent flow in a composite porous–fluid system, including a
permeable surface-mounted bluff body immersed in a turbulent channel flow, is investigated …