Numerical exploration of the entropy generation in tri-hybrid nanofluid flow across a curved stretching surface subject to exponential heat source/sink

Journal of Thermal Analysis and Calorimetry, Journal Year: 2024, Volume and Issue: 149(17), P. 10017 - 10029

Published: July 30, 2024

Language: Английский

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Optimization of heat transfer rate of trihybrid nanofluid Embedded between two horizontal coaxial cylinders by RSM

Case Studies in Thermal Engineering, Journal Year: 2024, Volume and Issue: 60, P. 104637 - 104637

Published: June 4, 2024

Heat pipes are heat transfer devices that carry from one point to another efficiently. The thermal conductivity and performance of the pipe can be increased by integrating nanofluids, making them appropriate for applications such as electronics cooling, spacecraft management, recovery systems. suggested work is being carried out approximate solution tri-hybrid nanofluid (copper (Cu), silver (Ag) graphene oxide (GO)) flow between two horizontal coaxial cylinders. inner cylinder rotating with constant velocity outer fixed. Moreover, under influence magnetic field. system governing partial differential equations converted into a set non-linear ordinary incorporating suitable similarity transformation then solved numerically employing Runga-Kutta 4th order technique. Response surface methodology (RSM) also incorporated in optimize rate various combinations physical parameters involved study. study revealed temperature raising strength Reynolds number melting parameter. From optimization technique RSM it came know reached its peak value when concentration nanoparticle fluid higher than normal.

Language: Английский

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Thermal efficiency of radiated nanofluid through convective geometry subject to heating source

Ain Shams Engineering Journal, Journal Year: 2024, Volume and Issue: 15(10), P. 102947 - 102947

Published: July 12, 2024

Significance of nanofluids cannot be overlooked because their enhanced characteristics which play vibrant role in thermal performance. These make them more effective for practical applications. Addition multiple types nanoparticles potentially affect the conductivity base fluid directly contribute heat transfer mechanism. Hence, current work deals with study tetra nanofluid model including influence different parameters. The results obtained through numerical approach and examined that motion at variable saddle/nodal regions reverse variations higher λ values. inclusion surface convection Bi=0.1,0.2,0.3,0.4 particles concentration from 0.04 to 0.16, generation factor (Q1=0.5,1.0,1.5,2.0) radiation effects (Rd=1.0,2.0,3.0,4.0) are observed reliable physical tools enhance performance is advantageous engineering as well industrial point view. Further, boundary layer enlarges Rd reduced Q1 strength ϕi,i=1,2,3.

Language: Английский

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Transient flow and heat transfer characteristics of single-phase nanofluid past a stretching sheet under the influence of thermal radiation and heat source

Alexandria Engineering Journal, Journal Year: 2024, Volume and Issue: 108, P. 122 - 134

Published: July 24, 2024

Language: Английский

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Optimization of heat transfer in bi-directional flow of sodium alginate-based ternary hybrid nanofluid over an extending heated surface with velocity slip conditions

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

Published: Jan. 11, 2025

Language: Английский

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Thermal performance of Falkner Skan model (FSM) for (GOMoS2)/(C2H6O2-H2O) 50:50% nanofluid under radiation heating source

Scientific Reports, Journal Year: 2025, Volume and Issue: 15(1)

Published: Jan. 31, 2025

The hybrid base solvent water (H2O) and ethylene glycol (C2H6O2) are highly use in industrial applications due to excellent solvability. Addition of nanoparticles (GO-MoS2) augments the thermal conductivity these fluids which ultimately make them very productive. Hence, current study aims develop investigate novel nanofluid model (GO-MoS2)/(C2H6O2-H2O) through MRW (moving riga wedge) SRW (static cases. traditional Falkner Skan Model (FSM) is modified using effects solar radiations, internal heating source fixed magnets associated concept Riga wedge. Further, improved thermal-physical characteristics nanofluids will enhance productivity. A mathematical developed for flow situation treated numerically. results furnished graphical way comprehensive discussion provided. It examined that movement reduced observed rapid velocity near surface. heat generating radiations number enhanced performance better predicted ranges parameters from [Formula: see text] text]. Moreover, boundary layer region becomes thin it increased stronger radiation effects. nanoparticle amount GO MoS2 utilization while higher magnetic controlled layer. dynamics noticed dominant case as compared case.

Language: Английский

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Mathematical simulation of tangent hyperbolic nanofluid flow coupled with homogenous/heterogeneous chemical reaction by using Levenberg–Marquardt back propagation over a Riga plate

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

Published: Oct. 25, 2024

Language: Английский

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Rayleigh-Benard convection and sensitivity analysis of magnetized couple stress water conveying bionanofluid flow with thermal diffusivities effect

Results in Engineering, Journal Year: 2024, Volume and Issue: 23, P. 102652 - 102652

Published: July 31, 2024

Bionanofluids containing biological nanoparticles suspended in base fluids exhibit altered dynamics due to coupled effects between the and fluid properties. More efficient cooling can enhance medical technology performance, reduce energy usage, provide safer, more sustainable healthcare solutions. This work overcomes previous research limitations by elucidating combined impacts of microorganisms couple stress properties on behavior water-based bionanofluids copper nanoparticles, under inclined magnetic fields. Governing equations for momentum, energy, concentration, are transformed into ordinary differential (ODEs) via similarity methods. The resulting ODE system is then solved semi-analytically using Homotopy Analysis Method, revealing distinct profile behaviors. Additionally, quantitative indicators including skin friction different values M, λ,β, Nr increased 7.19%, 62.81%, 31.27%, 21.32% respectively. Similarly Nusselt number Qe , Ec, Df decrease 3.502 %, 2.5705%, 2.447% Furthermore, Sherwood Numbers Sc, Kc, 16.41%, 4.133% Finally, Microorganisms Lb, Pe, σ1 increase 2.934%, 2.61%, 1.172%

Language: Английский

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Analysis of ZnO-SAE50 nanolubricant performance under variable thermal conductivity and solar radiations: Model for bidirectional stretchable surface

Journal of Radiation Research and Applied Sciences, Journal Year: 2024, Volume and Issue: 17(4), P. 101106 - 101106

Published: Sept. 10, 2024

Language: Английский

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Parametric simulation of couple‑stress nanofluid flow subject to thermal and solutal time relaxation factors

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

Published: Oct. 3, 2024

Language: Английский

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