Abstract

The nanofluid flows play a vital role in many engineering processes owing to their notable industrial usage and excessive heat transfer abilities. Lately, an advanced form of nanofluids namely “hybrid nanofluids” has swapped the usual nanofluid flows to further augment the heat transfer capabilities. The objective of this envisaged model is to compare the performance of two renowned hybrid nanofluid models namely Hamilton–Crosser and Yamada–Ota. The hybrid nanoliquid (TiO2-SiC/DO) flow model is comprised of Titanium oxide (TiO2) and Silicon carbide (SiC) nanoparticles submerged into Diathermic oil (DO). The subject flow is considered over a stretched surface and is influenced by the magnetic dipole. The uniqueness of the fluid model is augmented by considering the modified Fourier law instead of the traditional Fourier law and slip conditions at the boundary. By applying the suitable similarity transformations, the system of ordinary differential equations obtained from the leading partial differential equations is handled by the MATLAB solver bvp4c package to determine the numerical solution. It is divulged that the Yamada–Ota model performs considerably better than the Hamilton–Crosser flow model as far as heat transfer capabilities are concerned. Further, the velocity reduces on increasing hydrodynamic interaction and slip parameters. It is also noted that both temperature profiles increase for higher hydrodynamic interaction and viscous dissipation parameters. The envisioned model is authenticated when compared with an already published result in a limiting case.

Highlights

  • The nanofluid flows play a vital role in many engineering processes owing to their notable industrial usage and excessive heat transfer abilities

  • The above-cited references and the available literature signify that the presented model is unique and has not been studied in the literature yet. The goal of this novel study is to compare the performance of Hamilton–Crosser and Yamada–Ota magnetic dipole hybrid nanofluid flow that is based on Titanium oxide and Silicon carbide (TiO2-SiC) nanoparticles with base fluid Diathermic oil (DO) on an extended sheet with Cattaneo–Christov (C–C) heat flux and partial slip condition at the boundary of the surface

  • We have presented a comparison between two hybrid nanofluid models namely Hamilton Crosser and Yamada–Ota owing to their heat transfer rates

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Summary

Introduction

The nanofluid flows play a vital role in many engineering processes owing to their notable industrial usage and excessive heat transfer abilities. S Constant β Hydrodynamic interaction ε Curie temperature ρ Fluid density νF Kinematic viscosity Uw Stretching velocity δ Slip parameter k Thermal conductivity Tc Curie temperature cp Specific heat HNF Hybrid nanofluid NF Nanofluid F Base fluid s2 Second nanoparticle γ1 Strength of magnetic dipole νF Kinematic viscosity K Pyro-magnetic coefficient Pr Prandtl number Viscous dissipation α Magnetic field strength CF Skin friction Ramzan et al.[4] considered Oldroyd-B ferromagnetic nanofluid flow with magnetic dipole over an extended stretching sheet.

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