Natural Convection of a Power-Law Nanofluid in a Square Cavity with a Vertical Fin
Amira M’hadbi, Mohammed El Ganaoui, Haïkel Ben Hamed, Amenallah Guizani, Khalid Chtaibi
FDMP-Fluid Dynamics & Materials Processing, Vol.20, No.9, pp. 2091-2108, 2024, DOI:10.32604/fdmp.2024.050763
(This article belongs to the Special Issue:
Materials and Energy an Updated Image for 2023)
Abstract The behavior of non-Newtonian power-law nanofluids under free convection heat transfer conditions in a cooled square enclosure equipped with a heated fin is investigated numerically. In particular, the impact of nanofluids, composed of water and
Al₂O₃,
TiO₂, and
Cu nanoparticles, on heat transfer enhancement is examined. The aim of this research is also to analyze the influence of different parameters, including the Rayleigh number (
Ra = 10
4 − 10
6), nanoparticle volume fraction (
φ = 0% − 20%), non-Newtonian power-law indexes (
n = 0.6 − 1.4), and fin dimensions (
Ar = 0.3, 0.5, and 0.7). Streamlines and isotherms are used to…
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Graphic Abstract