Thermal management optimization of natural convection in a triangular chamber: Role of heating positions and ternary hybrid nanofluid DOI
Youness Ighris,

Mohsine Qaffou,

Jamal Baliti

et al.

Physics of Fluids, Journal Year: 2024, Volume and Issue: 36(9)

Published: Sept. 1, 2024

In this paper, we used the multi-relaxation time lattice Boltzmann method to investigate natural convection in a triangular-shaped cavity filled with tri-hybrid nanofluid. The is partially heated by chip of fixed size (l=L/2), position which varies on left and bottom walls order find optimal positions. inclined side maintained at cool temperature, while other parts are adiabatic. A detailed analysis carried out impact four essential parameters optimization heat transfer: Rayleigh number, ranging between Ra = 103 106; partial heating position, showing six different configurations; fluid type, including pure water, nanofluid, hybrid nanofluid; finally, volume concentration nanoparticles for three values, ϕ 0%, 3%, 6%. Results presented form isotherms, streamlines, temperature velocity profiles, mean Nusselt number values. As results show, heater plays crucial role, influencing transfer significantly certain positions all values number. type has remarkable amplification large where buoyancy force becomes strong. Notably, use nanofluid shows clear improvement transfer. Furthermore, substantial increase thermal transmittance observed an increasing nanoparticle fraction. validation agree well both numerical experimental data published literature.

Language: Английский

The role of machine learning in analyzing magnetic field localization and vortex generation in tetra-hybrid nanofluid: A numerical study DOI
Shabbir Ahmad, Elizaldo Domingues dos Santos, Kashif Ali

et al.

Modern Physics Letters B, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 3, 2025

This research distinguishes itself by integrating machine learning algorithms to assess the impact of confined magnetic fields on vortex dynamics in hybrid nanofluid flow, through inclusion both vertical and horizontal field strips. Specifically, study focuses a cavity with an aspect ratio 1:5, where bottom lid moves horizontally from left right drive flow. We have applied limited consisting vertical, The authors developed MATLAB codes implement algorithm for solving governing equations flow heat transfer. is based Stream-Vorticity formulation uses finite difference method. can examine how several parameters, such as strength (0–300), nanoparticle volume fraction (0–20%), Reynolds number (Re) (1–50), characteristics nanofluids terms thermal properties. results demonstrate that influence stress distribution pattern temperature distribution. Further, presence also affects Moreover, it has been determined Nusselt (Nu) experiences 60% increase due field, while there remarkable rise attributed Re. Similarly, significant changes are observed skin friction under parameters. These findings carry implications designing operating devices.

Language: Английский

Citations

2
Prediction of the thermophysical properties of Ag-reduced graphene oxide-water/ethylene-glycol hybrid nanofluids using different machine learning methods DOI Creative Commons
Huaguang Li,

Ali B. M. Ali,

R. Hussein

et al.

Case Studies in Thermal Engineering, Journal Year: 2025, Volume and Issue: unknown, P. 106038 - 106038

Published: March 1, 2025

Language: Английский

Citations

0
Thermal and solutal convective flow of propylene glycol-based tetra-hybrid nanofluid with elastic deformation and Stefan blowing impacts: application to thermal energy DOI
Ahmed M. Galal, Munawar Abbas, Rifaqat Ali

et al.

Journal of Thermal Analysis and Calorimetry, Journal Year: 2025, Volume and Issue: unknown

Published: April 4, 2025

Language: Английский

Citations

0
Comparative perspective of thermal and mass transport for chemical reactive flow of tetra hybrid nanofluid mediated blood inside a stenosis artery with Joule heating and heat generation DOI
Munawar Abbas, Ibrahim Mahariq, Ali Hasan Ali

et al.

Proceedings of the Institution of Mechanical Engineers Part N Journal of Nanomaterials Nanoengineering and Nanosystems, Journal Year: 2025, Volume and Issue: unknown

Published: May 19, 2025

In this article, the characteristics of heat generation on chemical reactive flow magnetized tetra hybrid nanofluid inside a stenotic artery with variable fluid properties are briefly compared. Moreover, Joule heating effects taken into account. Because arteries used in biomedicine, blood through them is vital field study computational mechanics. This goals to explore impacts nanoparticles human parameters stenosed vessel. Human assumed be Newtonian situation under investigation. The purpose suggested models evaluate performance XM (Xue model), YOM (Yamada–Ota model) and HCM (Hamilton-Crosser THNF (tetra model). A including silver ( Ag stretchy="false">) , gold Au coper Cu titanium oxide Ti O 2 as improper used. By using suitable similarity method, PDEs have been transformed dimensionless ODEs. built-in bvp4c solver mathematical programming application MATLAB then solve ODEs both numerically graphically. thermal profile improves conductivity parameter values rise.

Language: Английский

Citations

0
A computational note on thermal attributes of engine oil with titanium alloy and zinc oxide hybrid nanoparticles flowing over a stretching surface about a stagnation point DOI
Aftab Ahmed Faridi, Nargis Khan, Kashif Ali

et al.

Journal of Thermal Analysis and Calorimetry, Journal Year: 2024, Volume and Issue: 149(9), P. 3833 - 3849

Published: April 6, 2024

Language: Английский

Citations

3
Dynamics of shape factor with Joule heating and thermal stratification on magnetohydrodynamic $${\mathbf{A}\mathbf{l}}_{2}{\mathbf{O}}_{3}-\mathbf{C}\mathbf{u}-\mathbf{T}\mathbf{i}{\mathbf{O}}_{2}/{\mathbf{H}}_{2}\mathbf{O}$$ nanofluid of stretching disk: an irreversibility analysis DOI
Khadija Rafique, Zafar Mahmood,

Adnan Abbasi

et al.

Journal of Thermal Analysis and Calorimetry, Journal Year: 2024, Volume and Issue: unknown

Published: July 15, 2024

Language: Английский

Citations

3
Exploration of flow irreversibility in electrically magnetized Eyring-Powell nanofluid along an inclined plate with viscous dissipation DOI Creative Commons

V. M. Vasanth Suriya,

P. Naveen

Cogent Engineering, Journal Year: 2024, Volume and Issue: 11(1)

Published: Aug. 5, 2024

The current work focuses on the nanofluid flow analysis of electrically conducting magneto-hydrodynamic Eyring Powell (EP) along an inclined plate. Thermophoresis and effect Brownian motion were included in this study using Buongiorno model. governing equations converted appropriate transformations into a non-dimensional form. By MATLAB software bvp4c, these dimensionless numerically solved. In addition, relevant prior was compared to verify method's accuracy. performance is more effective when that Newtonian fluid properties, which adds novelty research Eyring-Powell nanofluid, Magneto hydrodynamic (EMHD) flow, plate are all crucial for overall manufacturing industries. It also found electric field number strengthens entropy profile reduces Bejan number, indicating intricate nature phenomenon being investigated. revealed comparing skin friction coefficient, 11.3% (Newtonian case) 10.4% (Eyring decrease as Hartmann increases. Also, there increase 21.13% 13.09% Nusselt rate mixed convection parameter results will help improve theoretical understanding numerous types scientific examinations engineering applications, particularly areas recoverable systems, chemical processing heavy metals, polymer extrusion processes, cooling infinite metallic plate, thermal energy storage.

Language: Английский

Citations

3
Thermal management optimization of natural convection in a triangular chamber: Role of heating positions and ternary hybrid nanofluid DOI
Youness Ighris,

Mohsine Qaffou,

Jamal Baliti

et al.

Physics of Fluids, Journal Year: 2024, Volume and Issue: 36(9)

Published: Sept. 1, 2024

In this paper, we used the multi-relaxation time lattice Boltzmann method to investigate natural convection in a triangular-shaped cavity filled with tri-hybrid nanofluid. The is partially heated by chip of fixed size (l=L/2), position which varies on left and bottom walls order find optimal positions. inclined side maintained at cool temperature, while other parts are adiabatic. A detailed analysis carried out impact four essential parameters optimization heat transfer: Rayleigh number, ranging between Ra = 103 106; partial heating position, showing six different configurations; fluid type, including pure water, nanofluid, hybrid nanofluid; finally, volume concentration nanoparticles for three values, ϕ 0%, 3%, 6%. Results presented form isotherms, streamlines, temperature velocity profiles, mean Nusselt number values. As results show, heater plays crucial role, influencing transfer significantly certain positions all values number. type has remarkable amplification large where buoyancy force becomes strong. Notably, use nanofluid shows clear improvement transfer. Furthermore, substantial increase thermal transmittance observed an increasing nanoparticle fraction. validation agree well both numerical experimental data published literature.

Language: Английский

Citations

3