Buoyancy effects on Darcy-Forchheimer flow of thermally radiated hybrid SiO2-TiO2/CH3OH nanofluid

Multiscale and Multidisciplinary Modeling Experiments and Design, Journal Year: 2024, Volume and Issue: 7(6), P. 5947 - 5957

Published: Aug. 11, 2024

Language: Английский

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Statistical analysis of bioconvective EMHD tangent hyperbolic nanofluid with thermal radiation and heat source/sink

ZAMM ‐ Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, Journal Year: 2024, Volume and Issue: unknown

Published: Nov. 2, 2024

Abstract This study examines the influence of thermal radiation and heat source/sink tangent hyperbolic fluid on EMHD boundary layer flow through stretching sheets. Motile gyrotactic microorganism is considered in analyzed with impact radiation, source/sink, electromagnetohydrodynamic. By utilizing proper similarity transformations, partial differential systems are converted to ordinary systems. The Runge–Kutta fifth‐order method shooting technique used solve numerically. Velocity, temperature, concentration, density profile discussed represented graphically. numerical values drag force rate, transfer mass motile microorganisms specified, compared, results enhancement rate as 64.31% by parameter, 97.28% parameter 28.33% Peclet number, respectively. buoyancy diminishes 30.39%. multiple quadratic regression coefficient for adjusted , residual standard error, F ‐statistic, p ‐value estimated skin friction, Nusselt Sherwood microorganism. It has significant applications which widely transport biological material bio‐microfluidics, enhance dissipation high‐performance electronics, management spacecraft satellites, solar energy

Language: Английский

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Entropy minimization of GO–Ag/KO cross-hybrid nanofluid over a convectively heated surface

Nanotechnology Reviews, Journal Year: 2023, Volume and Issue: 12(1)

Published: Jan. 1, 2023

Abstract The aim of this study is to provide numerical solutions magnetohydrodynamic (MHD) cross flow with heat and mass transfer over a stretching sheet in hybrid nanofluid suction/injection convective boundary conditions. This will be accomplished by presenting numeric solutions. Nanoparticles graphene oxide silver were suspended kerosene oil as the base fluid taken into consideration hybrid. After that, physical problem modeled set partial differential equations, which are then transformed an equivalent system nonlinear ordinary equations (ODEs) making use relevant similarity transformations. To gain different graphical results for analyzing influence numerous restrictions on velocity, heat, profiles, ODEs solved using computing power Lobatto IIIA technique. plot velocity profile, temperature, concentration, entropy generation Bejan number separating magnitude like that index ( 0.1 < n 2.0 0.1\lt n\lt 2.0 ), Weissenberg We 1.0 {\rm{We}}\lt 1.0 Suction/injection S S\lt Magnetic parameter (0.1 < M 1.0), Biot mathvariant="normal">Bi 0.3 {\rm{Bi}}\lt 0.3 Radiation mathvariant="normal">Rd {\rm{Rd}}\lt Schmidt 1.1 mathvariant="normal">Sc 1.1\lt {\rm{Sc}}\lt Chemical reaction ). We noted when {\rm{We}} ) increases, speed increase well. Also, increasing values M slows but opposite effect observed temperature profile. Moreover, greater , We, S reduced local skin friction. It concluded better than percentage values. used industry technology fluid-based systems shrinkable or flexible materials, MHD meters, pumps, drawing plastic strips. Because nanoparticles up cooling process, they important cutting production.

Language: Английский

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Statistical computation for heat and mass transfers of water-based nanofluids containing Cu, Al2O3, and TiO2 nanoparticles over a curved surface

Scientific Reports, Journal Year: 2024, Volume and Issue: 14(1)

Published: March 22, 2024

Abstract Nanofluid is a specially crafted fluid comprising pure with dispersed nanometer-sized particles. Incorporation these nanoparticles into results in improved thermal properties comparison of fluid. The enhanced nanofluids make them highly sought after, diverse applications, consisting coolant devices, heat exchangers, and solar systems. In this study hybrid nanofluid copper, alumina titanium on curved sheet has investigated impact chemical reactivity, magnetic field Joule heating. leading equations have converted to normal by using appropriate set variables then evaluated homotopy analysis method. outcomes are shown through Figures Tables discussed physically. It revealed that Cu-nanofluid flow augmented velocity, temperature, volume fraction distributions than those Al 2 O 3 -nanofluid TiO -nanofluid. Also, the higher mass transfer rates

Language: Английский

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Investigation of the flow behavior of a water-based hybrid nanofluid containing silver and titanium oxide nanomaterials between two angular rotating disks: A numerical approach

Modern Physics Letters B, Journal Year: 2024, Volume and Issue: unknown

Published: July 27, 2024

Hybrid nanofluid models have the potential to significantly enhance heat transport in many applications, like coolant of electric devices, thermal energy storage, and exchangers. Therefore, existing problem deals with simulation mass due three-dimensional hybrid nanoliquid flow amid two gyrating disks containing silver Ag titanium oxide TiO 2 nanoparticles. Further, a magnetic field is employed normally flow’s direction. Applications Darcy–Forchheimer law are discussed terms porous medium. The utilization Cattaneo–Christov model considered for analyzing transmission. Additionally, influence radiation, non-uniform sink/source, Brownian diffusivity analysis. designed on basis higher-order nonlinear PDEs which then converted ODEs using appropriate variables. Using numerical technique known as shooting MATLAB, reduced mathematical structure solved numerically. From this study, it analyzed that axial velocity profile weakened near upper disk but amplified lower upsurge factor porosity parameter. concentration higher Schmidt numbers.

Language: Английский

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