Investigation of unsteady nanofluid over half infinite domain under the action of parametric effects and EPNM

Journal of Thermal Analysis and Calorimetry, Год журнала: 2024, Номер unknown

Опубликована: Апрель 24, 2024

Язык: Английский

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Unsteady MHD flow analysis of hybrid nanofluid over a shrinking surface with porous media and heat generation: Computational study on entropy generation and Bejan number

International Journal of Heat and Fluid Flow, Год журнала: 2024, Номер 107, С. 109419 - 109419

Опубликована: Май 9, 2024

Язык: Английский

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Comparative Study of Hybrid, Tri-Hybrid and Tetra-Hybrid Nanoparticles in MHD Unsteady Flow with Chemical Reaction, Activation Energy, Soret-Dufour Effect and Sensitivity Analysis over Non-Darcy Porous Stretching Cylinder

Heliyon, Год журнала: 2024, Номер 10(15), С. e35731 - e35731

Опубликована: Авг. 1, 2024

Present study investigates influence of Soret-Dufour effects on MHD unsteady flow a tetra-hybrid nanofluid (Al

Язык: Английский

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Numerical investigation of entropy generation of Joule heating in non-axisymmetric flow of hybrid nanofluid towards stretching surface

Journal of Computational Design and Engineering, Год журнала: 2024, Номер 11(2), С. 146 - 160

Опубликована: Март 6, 2024

Abstract The industrial sector has shown a growing interest in hybrid nanofluids affected by magnetohydrodynamics (MHD) owing to their wide range of applications, including photovoltaic water heaters and scraped surface heat exchangers. main purpose this study is look at how entropy created nanofluid ${\rm{A{{l}_2}{{O}_3}{-}Cu}}$ mixed with ${\rm{{{H}_2}O}}$ non-axisymmetric stagnation point flow Joule heating viscous dissipation. By using appropriate non-similarity transformations, the partial differential equations (PDEs) governing boundary layer region issue are transformed into set non-linear PDEs. BVP4c MATLAB program, which uses local additional truncation, may fix problem. velocity profiles both directions grow when values ${{\phi }_2},\ M,\lambda $, A parameters increase. temperature profile rises as $Ec$ lowers }_2}$ M obtained numerical findings demonstrate significant impacts on transfer rate fluid nanofluid. When concentration nanoparticles magnetic parameter heightened, there an enhancement seen skin friction coefficient decline rate. In addition, production shows increasing tendency function M,$ $Br,$ while demonstrating decreasing $\alpha $. Bejan number positive correlation $ but negative variables $Br$.

Язык: Английский

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Heat and mass transmission through the nanofluids flow subject to exponential heat source/sink and thermal convective condition across Riga plates

Process Safety and Environmental Protection, Год журнала: 2024, Номер 207, С. 458 - 465

Опубликована: Июнь 21, 2024

Язык: Английский

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Thermal augmentation in Darcy Forchheimer media flow using Extended Tiwari-Das model: Solar radiation aspects

Journal of Radiation Research and Applied Sciences, Год журнала: 2025, Номер 18(1), С. 101298 - 101298

Опубликована: Янв. 14, 2025

Язык: Английский

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Numerical study of MHD flow over stretching cylinder with variable Prandtl number and viscous dissipation in ternary hybrid nanofluids with velocity and thermal slip conditions

Modern Physics Letters B, Год журнала: 2024, Номер unknown

Опубликована: Июль 20, 2024

Industrial applications in domains such as warm rolling, crystal development, thermal extrusion and optical fiber illustration are seeing a significant increase. These specifically focus on addressing the challenge of cylinder motion inside fluid environment. Elevated temperatures may affect viscosity conductivity fluids. Understanding relationship between temperature properties fluids is crucial. In light these presumptions, primary goal this study to examine, under transverse magnetic field, shape factor, velocity, slip conditions viscous dissipation, how temperature-dependent could enhance heat transfer efficiency performance evolution ternary hybrid nanofluid. order flow fluctuations, impact nanoparticle addition improvements transfer, variable Prandtl number also included. The use similarity variables converts controlling model from partial differential equations (PDEs) ordinary (ODEs). Mathematica’s shooting strategy solves ODEs using fourth-order Runge–Kutta (RK-IV) method. Numerical calculations were done after setting parameters acquire desired results. Analytical data provided tables graphs for convenient usage. results showed that velocity profile increases values [Formula: see text], Pr, M, Re S grow, decreases when text] decrease. Re, Pr lower profile, whereas Ec raise it. skin friction steepens S, M increase relative stretched cylinder, flattens Nusselt rises decrease with text]. When goes 3.0 6.2 nanofluid brick-shaped nanoparticles, up by around 55.7%.

Язык: Английский

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Magnetohydrodynamics tangent hyperbolic nanofluid flow across a vertical stretching surface using Levengberg-Marquardt back propagation artificial neural networks

Numerical Heat Transfer Part A Applications, Год журнала: 2024, Номер unknown, С. 1 - 23

Опубликована: Май 10, 2024

This analysis uses the Levenberg-Marquardt back propagation artificial neural networks (LM-BP-ANNs) approach to demonstrate mathematical strategy of for simulation MHD Tangent hyperbolic nanofluid (THNF) flow consisting motile microorganisms through a vertically extending surface. The fluid is being investigated in terms exponential heat source/sink, thermal radiation, and magnetic field. modeled equations are relegated ordinary system differential by substituting similarity variables. ND-solve applied numerically handle generate dataset. Several activities, including testing, verification, training, performed creating scheme various problems using reference data sets. precision LM-BP-ANNs evaluated mean square error, curve fitting error histogram, regression plot. Furthermore, graphs used analyze parameters concentration, momentum, energy profiles. It has been observed that velocity field declines as grows stronger. THNF model energy, mass, momentum tested, authenticated, trained within an average 10−9. accomplish highest accuracy, with target date absolute values 10−4 10−5 range.

Язык: Английский

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Numerical analysis of non-linear radiative Casson fluids containing CNTs having length and radius over permeable moving plate

Open Physics, Год журнала: 2024, Номер 22(1)

Опубликована: Янв. 1, 2024

Abstract Casson fluids containing carbon nanotubes of various lengths and radii on a moving permeable plate reduce friction improve equipment efficiency. They flow dynamics to heat transfer, particularly in electronic cooling exchangers. The core objective this study is investigate the transmission mechanism identify prerequisites for achieving high speeds within two-dimensional, stable, axisymmetric boundary layer. This considers sodium alginate-based nanofluid single/multi-wall (SWCNTs/MWCNTs) with varying length, radius, nonlinear thermal radiation effects. has capacity move either parallel or perpendicular free stream. governing partial differential equations layer, which are interconnected, transformed into standard equations. These then numerically solved using Runge–Kutta fourth-order scheme incorporated shooting method. research analyses graphically displays effects factors including mass suction, nanoparticle volume fraction, parameter, radiation, temperature ratio. Additionally, comparison made between present result previous finding, presented tabular format. coefficient skin decreases correlation an increase fluid parameters Prandtl number. Heat transfer rate variation viscosity while it increasing In addition, demonstrates that MWCNT significantly higher than SWCNT nanoparticles. Thermal ratio rate, whereas fraction parameter enhance over shrinking surface.

Язык: Английский

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Enhanced transport phenomena in Casson fluid flow over radiative moving surface: Influence of velocity and thermal slip conditions with mixed convection and chemical reaction

Modern Physics Letters B, Год журнала: 2024, Номер unknown

Опубликована: Май 14, 2024

Researchers are interested in the non-Newtonian fluid flow with mixed convection because of its extensive use industry and manufacturing. Additionally, thermal radiation convective heat transfer is critical for transmission regulation. As a result, authors provide an in-depth study how effects on concentration temperature impact mass, heat, Casson flow. A transverse magnetic field vertical permeable stretched sheet affect fluid. Nonlinear radiation, Brownian motion, thermophoresis, velocity slip, slip all examined. The governing nonlinear partial differential equations (PDEs) can be changed into especially coupled ordinary (ODEs) right similarity transformation. We RK-45 technique Mathematica to solve system accommodate different physical attributes. data analyzed graphically. This shows that increasing free parameters [Formula: see text] improves profile. However, parameter, field, mass suction parameter lower it. Increasing text], lead higher profile, whereas have opposite. Increased shown parameters, opposite impact. Skin friction increases against reduces S M Heat Mass text].

Язык: Английский

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