Space-fractional heat transfer analysis of hybrid nanofluid along a permeable plate considering inclined magnetic field

Scientific Reports, Journal Year: 2022, Volume and Issue: 12(1)

Published: March 25, 2022

In this study, the Caputo space-fractional derivatives of energy equation are used to model heat transfer hybrid nanofluid flow along a plate. The plate is considered permeable and affected by an inclined magnetic field. We use derivative Fourier's law communicate between nonlocal temperature gradient flux. formed dispersing graphene oxide silver nanoparticles in water. new fractional integro-differential boundary layer equations reduced ordinary nonlinear utilizing suitable normalizations solved via novel semi-analytical approach, namely optimized collocation method. results reveal that increment order inclination angle increase Nusselt number. Also, leads thicker thermal thickness resulting higher temperature. It also found fluid rises changing working from pure water single nanofluid, respectively. What more, proposed method will be beneficial future research problems.

Language: Английский

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Impact of velocity slip and heat source on tangent hyperbolic nanofluid flow over an electromagnetic surface with Soret effect and variable suction/injection

Proceedings of the Institution of Mechanical Engineers Part E Journal of Process Mechanical Engineering, Journal Year: 2022, Volume and Issue: 237(3), P. 645 - 657

Published: June 24, 2022

The applicability and significance of tangent hyperbolic fluid in several engineering fields are encouraging, the examination Soret effect phenomena on non-Newtonian fluids with thermal transport mechanisms is becoming more widely accepted. velocity slip electromagnetohydrodynamic (EMHD) flow through a Riga plate heat source, suction/injection, reactive energy, other hand, unknown. current research configuration model investigates impact Soret, activation source EMHD nanofluid via stretched sheet. governing equations PDEs transmuted into nonlinear ODEs adequate similarity variables. numerical output resulting Ordinary differential performed using MATLAB bvp4c built-in. implication rising attributes temperature, velocity, concentration shapes, drag force coefficient, Sherwood number, Nusselt number graphically numerically depicted. As result, derived findings validated by comparing them to previous output. Remarkably, increase temperature tangential caused rise Weissenberg numbers, which has reverse Suction. parameter, enhances distribution, impacts parameter.

Language: Английский

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Mixed Convective and Nonuniform Internal Heat Generation Effect on Hydromagnetic Micropolar Fluid Flowing Across a Permeable Stretchy Wall: A Numerical Investigation

Heat Transfer, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 1, 2025

ABSTRACT The quest to efficiently manage heat generation/absorption in industries, such as chemical production, mechanical machines, oil exploration, and aeronautical engineering, is high demand. This study conducted examine the impacts of internal well unsteady mixed convection micropolar fluid through a permeable channel. formulated nonlinear fundamental equations converted from partial differential equation ordinary are numerically analyzed solved using Laguerre Collocation Method along with Gauss–Lobatto points. To verify simulation's accuracy, validation performed via shooting technique fourth‐order Runge–Kutta method acting control aid Mathematica 11.0 software. behavior flow was influenced by various physical parameters, which were plots tables. Impacts skin friction, Sherwood number, Nusselt number evaluated. findings reveal that an improvement term leads enhancement temperature velocity while angular momentum declines. Additionally, it revealed increase nonuniform generation magnetic term, Eckert improves profile, greater Grashof results profile.

Language: Английский

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Viscous heating and thermal gyration of magneto-micropolar fluid particles through an isothermal porous fixed channel with internal non-uniform heat generation: An analytical investigation

Results in Engineering, Journal Year: 2024, Volume and Issue: 23, P. 102474 - 102474

Published: July 1, 2024

The experimental and theoretical analysis of viscous dissipation heat generation/absorption management is crucial in engineering, medical, biological, exploration activities. This study investigates the analytical solution heating thermal gyration magneto-micropolar fluid particles across a resistive medium with internal non-uniform generation/absorption. formulated partial differential equations were appropriately converted into coupled ordinary employing similarity variables along boundary conditions. simulation resultant carried out using collocating weighted residual scheme, result validated shooting technique via Runge-Kutta method order four, Adomian decomposition technique, variational iteration transform method, quasi-linearization as control methods. Tabular graphical representations are provided to illustrate flow characteristics. Taking from results, existence magnetic field retards particle motion. spin gradient vortex viscosity terms reveal reverse occurrence micro-rotation distribution, it seen that porosity term suppresses velocity field. Furthermore, observed parameters enhance generation decrease region. Hence, these findings will assist scientists engineers effectively manage industries where effective transfer activities achieving ideal performance reducing energy waste.

Language: Английский

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Melting heat transport in a mixed convective squeeze flow of a hybrid nanofluid with interfacial nanolayer effects

ZAMM ‐ Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, Journal Year: 2022, Volume and Issue: 103(3)

Published: Dec. 10, 2022

Abstract The interfacial nanolayer effect on a mixed convection flow of single wall CNT (carbon nanotube) and CuO (cupric oxide) water based hybrid nanofluid inside squeezed channel is studied. To maintain the flow, under consideration either or dilated in parallel plate channel. Melting heat condition one side taken. Generalized thermophysical models which include effects are proposed for nanofluid. Governing equations tackled via similarity mappings bvp 4 c technique. Statistical analysis revealed strong significance ratio parameters with Nusselt numbers skin friction coefficients at both ends In case squeezing it interestingly noted that melting parameter uplifted transfer rate, however reverse trend prevailed dilating regime. Mixed declined rate channel, but elevated coefficient friction.

Language: Английский

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Keller box numerical analysis of power-law rotating disk for nanofluid flow with chemical reaction

Numerical Heat Transfer Part A Applications, Journal Year: 2024, Volume and Issue: unknown, P. 1 - 18

Published: April 13, 2024

The present study concentrates on the numerical treatment of flow 3D boundary layer a nanofluid above rotating disk. chemical reaction and generation or absorption heat has been incorporated. According to published literature nanofluids play key role in improvement thermal conductivity. More significantly, are utilized medical field, engineering industry. In addition, this attempt will be helpful for researcher analyze energy mass transport rates nanofluids. Further, study, Brownian motion thermophoretic impacts taken into account. governing equations converted ODEs (ordinary differential equations) via suitable similarity transformations. outcomes recovered with utilization well know technique KBM (Keller box method). velocity discussed graphically power law index, thermophorsis, motion. Graphs temperature concentration distribution increase upturn impacts. While, show decreasing behavior movement factor. increment index factor diminishes liquid.

Language: Английский

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Thermal and velocity slip conditions together with thermal radiative effects on Joule heating mixed convection MHD hybrid nanofluid flow induced by an exponentially shrinking or stretching sheet

International Journal of Modelling and Simulation, Journal Year: 2024, Volume and Issue: unknown, P. 1 - 27

Published: Sept. 19, 2024

Language: Английский

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Impact of internal heat generation/absorption on MHD conjugate flow of aqueous-MWCNT nanofluid in a porous annulus

Journal of Thermal Analysis and Calorimetry, Journal Year: 2023, Volume and Issue: 149(13), P. 7025 - 7039

Published: Dec. 18, 2023

Language: Английский

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Nonsimilar modeling analysis of Carreau–Yasuda mixed convective flow in a porous medium subjected to Soret and Dufour influences

ZAMM ‐ Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, Journal Year: 2023, Volume and Issue: 104(1)

Published: Sept. 4, 2023

Abstract This nonsimilar convection study is about the flow of Carreau–Yasuda (CY) nanofluid model above a vertically extendible surface. Convection in fluid‐filled permeable medium has given due consideration because its relevance variety applications, including insulation, relocation water from geothermal reservoirs, storage nuclear waste, renewable energy, mechanical engineering, and enhanced oil reservoir recovery. By virtue linear stretching buoyancy effects, stationary fluid induced along vertical porous In x ‐momentum equation, context temperature concentration taken into consideration. Modeling energy expression done presence Dufour Soret influences. Governing differential system describing equations changed nonlinear partial (PDE) by implementing applicable transformations. making use analytical local nonsimilarity (LNS) technique bvp4c (numerical finite difference‐based algorithm), transformed dimensionless structure simulated numerically. At end, alteration important nondimensional numbers studied on transport quantities such as temperature, velocity field. The repercussions relevant parameters drag coefficient, Nusselt number Sherwood have been tabulated. Numerical simulations suggests that profile reduces to rise values Weissenberg number, porosity suction parameter. increased comparison with higher estimates, Eckert, numbers. Because larger Prandtl an increase seen. Friction coefficient increases respect estimations parameter, respectively, whereas they decrease against Eckert variations.

Language: Английский

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A LBM entropy calculation caused by hybrid nanofluid mixed convection under the effect of changing the kind of magnetic field and other active/passive methods

Journal of Magnetism and Magnetic Materials, Journal Year: 2022, Volume and Issue: 566, P. 170277 - 170277

Published: Dec. 22, 2022

Language: Английский

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