Significance of Thompson and Troian slip effects on Fe3O4-CoFe2O4 ethylene glycol-water hybrid nanofluid flow over a permeable plate

Hybrid Advances, Journal Year: 2024, Volume and Issue: 6, P. 100262 - 100262

Published: July 27, 2024

This study aims to analyze the electromagnetic, hydro-thermal characteristics of hybrid nanofluid (Fe3O4-CoFe2O4/EG-water) flow over a permeable plate considering Thompson and Troian slip, suction/injection effects. By employing suitable similarity transformations, governing partial differential equations (PDEs) describing are converted into set highly nonlinear ordinary (ODEs). These transformed computationally solved using "bvp4c technique" in MATLAB. The detailed graphs illustrate impact various factors for instance, Hartmann number, electric parameter, velocity slip critical shear rate, permeability heat generation/absorption parameter suction/blowing on temperature distributions. Also, tabular data facilitates quantitative examination these influences. profiles exhibit opposite nature influenced by such as Furthermore, parameters increase, so do absolute values Nusselt number. Conversely, higher Eckert number cause decrease values.

Language: Английский

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Behaviour of effective heat transfer rate in radiating micropolar nanofluid over an expanding sheet with slip effects

Partial Differential Equations in Applied Mathematics, Journal Year: 2024, Volume and Issue: 11, P. 100851 - 100851

Published: July 30, 2024

The enhancement in the heat transfer rate is one of vital aspects nowadays for main objective various industries to get better quality as well longevity product. Not only but also areas such drug delivery, peristaltic pumping process, etc. it found that this will be benefited by utility nanofluids gives rise enhanced thermal conductivity. Therefore, present investigation leads analyse performance effective considering flow radiating micropolar nanofluid through a permeable expanding sheet embedding within medium. Precisely, consideration slip boundary conditions both velocity and profile enhances phenomena. focus study Gherasim model viscosity Hamilton-Crosser which energies properties. Shooting based "Runge-Kutta fourth-order" technique useful solution governing equation followed transformation these equations into dimensional form non-dimensional with help suitable similarity rules. Further, robust statistical approach i.e. "response surface methodology" adopted optimized factors two different injection suction. However, validation presented hypothetical test comparing variances. Moreover, important outcomes are: Nanoparticle concentration encourages properties along transport energy due radiation accelerates transmission case suction/injection.

Language: Английский

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Enhanced heat transfer rate on the flow of hybrid nanofluid through a rotating vertical cone: a statistical analysis

Partial Differential Equations in Applied Mathematics, Journal Year: 2024, Volume and Issue: 11, P. 100825 - 100825

Published: July 17, 2024

The recent study needs the optimal conditions for maximizing heat transfer rate with minimizing energy consumption. This is a basic objective of several industries in their production processes along improving efficiency electronic gadgets. Therefore, hybrid nanofluid plays an important role enhancing transport phenomena. current investigates improved properties water-based containing Al2O3 and Cu nanoparticles flowing through rotating vertical cone embedded porous medium. convective flow enhanced by magnetic field thermal radiation, contributing to complexity dynamics. However, dimensional physical quantities are transformed non-dimensional parameters implementation suitable similarity rules. Furthermore, equations numerically solved using fourth-order Runge-Kutta shooting method. Henceforth, get rate, robust statistical technique called response surface methodology (RSM) validation hypothetical test organized analysis variance. parametric behavior conducted via graphs description presented briefly. Further, major outcomes are: both particle concentrations attenuate axial velocity whereas fluid temperature enhances significantly. Increasing radiative augments phenomena observation reveals that case nanofluids overrides nanofluids.

Language: Английский

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Sensitive analysis of heat transfer enhancement in ternary Casson nanofluid flow between a conical surface and disk

Modern Physics Letters B, Journal Year: 2024, Volume and Issue: 39(07)

Published: May 28, 2024

This study explores the ternary nanofluid flow within canonical gap between a cone and disk with particle deposition magnetic field effects. Reduced titanium dioxide, magnetite, graphene oxide are used as nanoparticles in base fluid ethylene glycol. The governing equations of problem form partial differential equations, which converted to nonlinear ordinary by using appropriate similarity transformations, they solved numerically Runge–Kutta–Fehlberg fourth fifth-order (RKF 45) technique. main agenda this work is discuss impacts parameters on three cases. effects essential aspects flow, heat mass transfer rates were studied analyzed graphical representation. Additionally, response surface methodology sensitivity analysis carried out enhance importance rate. results reveal that increases significantly increased Reynolds numbers for both rotations. It observed Nusselt number toward Eckert more all radiation parameter values number’s middle level.

Language: Английский

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Influence of waste discharge concentration and quadratic thermal radiation over oblique stagnation point Boger hybrid nanofluid flow across a cylinder

ZAMM ‐ Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, Journal Year: 2025, Volume and Issue: 105(3)

Published: March 1, 2025

Abstract The thermal activity of various base liquids can be enhanced by hybrid nanofluids since they are more reliable and stable. Compared to simple nanofluids, which have uses in the engineering industrial sectors, favored because their significant effects. In light these worthwhile objectives, this work demonstrated applications Boger nanofluid under effect activation energy, quadratic radiation (QTR), waste discharge concentration. flow at oblique stagnation point (SP) due stretched cylinder has been considered. SP pattern is an intriguing phenomenon. Here, three cases considered: (i) linear, (ii) nonlinear, (iii) quadratic. Similarity transformations convert governing system nonlinear differential equations a ordinary equations. results presented current study utilizing Runge–Kutta–Fehlberg 45 numerical scheme. graphic findings for many aspects flow, thermal, mass transmission shown explained. velocity profile upsurges as solvent fraction parameter rises. upsurge values curvature increases profile.

Language: Английский

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Computational Role of Autocatalytic Chemical Reaction in the Dynamics of a Ternary Hybrid Nanofluid Past a Rotating Stretching Surface

Advances in Mathematical Physics, Journal Year: 2024, Volume and Issue: 2024(1)

Published: Jan. 1, 2024

Due to its superior thermal conductivity and efficient management, ternary nanofluids play a crucial role in electronic advance cooling systems, solar collectors, managing efficiency of exchangers, targeted drug delivery various technologies. An essential aspect understanding complex systems is studying the interplay between fluid movement, heat transport, chemical processes. Therefore, examining reactions vital for industrial applications environmental areas. Because these applications, this study examines impact endothermic/exothermic on flow nanofluid across rotating permeable‐stretched surface. The governing equations are transformed into system ordinary differential (ODEs) numerically tackled with help Runge–Kutta–Fehlberg 4 th 5 (RKF45) order scheme. outcomes pertinent constraints their respective profiles illustrated through graphs. results show that profile diminishes exothermic case enhances endothermic context activation parameter. Improvement solid volume fraction will improve rate distribution both endo cases. increases by about 3.22% from nanofluid, while mass transfer 2.31%. manufacturing, renewable energy technologies, material sciences, designing optimization drugs.

Language: Английский

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Sodium alginate-based unsteady nanofluid flow over a porous stretching surface with endothermic and exothermic reaction and bioconvection effects

International Journal of Ambient Energy, Journal Year: 2024, Volume and Issue: 45(1)

Published: Oct. 8, 2024

The impact of nanofluid (NF) circulation under gyrotactic microorganisms and endo/exothermic chemical reactions across a permeable medium is the primary emphasis this investigation. Sodium Alginate Silicon dioxide are base fluid nanoparticle utilised here. governing equations reduced to set ODEs by employing appropriate similarity variables. To get numerical results, shooting method Runge–Kutta Fehlberg's fourth fifth order (RKF-45) implemented. outcomes conveyed graphically numerous parameters. In addition, engineering factors analyzed explained. It was found that velocity profile decreased with enhanced Casson porous parameter values. An increment in temperature experienced during exothermic reaction for endothermic also concentration got accelerated as upsurged. There significant growth surface drag force from NF liquid about 2%, rate thermal mass distribution 0.1% context various constraints.

Language: Английский

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Numerical study of MHD Maxwell fluid flow from a stretching surface with radiation impact

Physics Letters A, Journal Year: 2024, Volume and Issue: 526, P. 129976 - 129976

Published: Oct. 10, 2024

Language: Английский

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Heat and mass transfer of ternary nanofluid in permeable vertical channel sandwiched between nanofluid zones with Soret and Dufour effects using sensitivity analysis

The European Physical Journal Plus, Journal Year: 2024, Volume and Issue: 139(8)

Published: Aug. 24, 2024

Language: Английский

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