Morphological nanolayer impact on hybrid nanofluids flow due to dispersion of polymer/CNT matrix nanocomposite material

AIMS Mathematics, Journal Year: 2022, Volume and Issue: 8(1), P. 633 - 656

Published: Oct. 9, 2022

<abstract> <p>The objective of this study is to explore the heat transfer properties and flow features an MHD hybrid nanofluid due dispersion polymer/CNT matrix nanocomposite material through orthogonal permeable disks with impact morphological nanolayer. Matrix nanocomposites (MNC) are high-performance materials unique design opportunities. These MNC beneficial in a variety applications, spanning from packaging biomedical their exceptional thermophysical properties. The present innovative polymeric/ceramic on magnetized nanofluids porous coaxial deliberated. Further, we also examined numerically prominence permeability ($ {\mathrm{A}}_{\mathrm{*}} $) function consisting Permeable Reynold number associated expansion/contraction ratio. significant effects these nanomaterials characteristics explored. mathematical structure, as well empirical relations for materials, formulated partial differential equations, which then translated into ordinary expressions using appropriate variables. Runge–Kutta shooting methods utilized find accurate numerical solution. Variations skin friction coefficient Nusselt at lower upper walls disks, rate measurements, computed important engineering physical factors. A comparison table graph effective nanolayer thermal conductivity (ENTC) non-effective presented. It observed that increment thickness (0.4−1.6), enhanced ENTC phenomena. By enhancement nanoparticles volume fraction (2% 6%), noticed. This novel work may be nanotechnology relevant nanocomponents.</p> </abstract>

Language: Английский

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Ternary Hybrid Nanofluid Flow Containing Gyrotactic Microorganisms over Three Different Geometries with Cattaneo–Christov Model

Mathematics, Journal Year: 2023, Volume and Issue: 11(5), P. 1237 - 1237

Published: March 3, 2023

The movement of microorganism cells in fluid influences various biotic processes, including septicity and marine life ecology. Many organic medicinal applications need to look into the insight mechanism nanofluids containing a microbial suspension. current paper concerns bioconvection ternary hybrid nanofluid (Al2O3-Cu-CNT/water) flow motile gyrotactic microorganisms toward three different geometries (a flat plate, wedge, cone) occurrence natural convection, radiation, heat source/sink. Cattaneo–Christov theory is employed develop model. equations are solved by using “bvp4c function MATLAB”. influence crucial significant factors on microorganisms’ density, velocity, temperature, nanoparticles’ concentration, microbe density gradient, transmission rates mass discussed. results depict that rate highest for cone, whereas gradient wedge. In addition, higher estimates thermal relaxation parameter corresponding act enhance transmission. study will be useful many microbial-enhanced oil recovery systems, carriage architectural design fields utilize nanofluids, so on.

Language: Английский

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Insight into Dynamic of Mono and Hybrid Nanofluids Subject to Binary Chemical Reaction, Activation Energy, and Magnetic Field through the Porous Surfaces

Mathematics, Journal Year: 2022, Volume and Issue: 10(16), P. 3013 - 3013

Published: Aug. 21, 2022

The mathematical modeling of the activation energy and binary chemical reaction system with six distinct types nanoparticles, along magnetohydrodynamic effect, is studied in this paper. Different hybrid nanofluids flowing over porous surfaces heat mass transfer aspects are examined here. empirical relations for nanoparticle materials associated thermophysical properties expressed as partial differential equations, which then interpreted into ordinary expressions using appropriate variables. initial shooting method converts boundary condition an guess finally finds out accurate numerical solution by Runge–Kutta stability. Variations volume fraction at lower upper walls surfaces, well rate measurements, computed controlling physical factors. effects flow-related variables on axial velocity, radial temperature, concentration profile dispersion also investigated. Permeable Reynolds number directly proportional to regression parameter. injection/suction phenomenon expanding/contracting cases, respectively, have been described engineering parameters. (1–5%) has a significant effect thermal velocity.

Language: Английский

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Water thermal enhancement in a porous medium via a suspension of hybrid nanoparticles: MHD mixed convective Falkner's-Skan flow case study

Case Studies in Thermal Engineering, Journal Year: 2023, Volume and Issue: 47, P. 103062 - 103062

Published: May 11, 2023

Keeping in mind the whispered applications of Falkner's-Skan Flows, present hydrothermal scrutinization intended to explore two-dimensional flow pattern and thermal characteristics featuring steady mixed convective motion a radiating homogeneous hybrid nanofluidic mixture (Ag+TiO2)−H2O (i.e., aquatic containing spherical silver titanium dioxide nanoparticles) over non-movable wedge surface. By combining Darcy's-Brinkman single-phase models, conservation equations are stated properly case where impacts specific variable heat magnetic sources taken into account effectively problem. After many simplifications rearrangements, derived boundary layer handled numerically with help robust iterative GDQM-NRT algorithm, whose accurate results presented graphically tabularly. As main findings, it is evidenced that buoyancy forces, as well Lorentz's Darcy's act assisting factors, which exert cooling impact throughout due imposed axial pressure gradient. Energetically, demonstrated nanoparticles play noteworthy role enhancement transfer rate at surface strengthening resulting viscous drag forces.

Language: 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, Journal Year: 2025, Volume and Issue: 18(1), P. 101298 - 101298

Published: Jan. 14, 2025

Language: Английский

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Optimizing Thermal Performance of Water-Based Hybrid Nanofluids with Magnetic and Radiative Effects over a Spinning Disc

Chemometrics and Intelligent Laboratory Systems, Journal Year: 2025, Volume and Issue: unknown, P. 105336 - 105336

Published: Feb. 1, 2025

Language: Английский

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Bioconvective chemically reactive entropy optimized Cross-nano-material conveying oxytactic microorganisms over a flexible cylinder with Lorentz force and Arrhenius kinetics

Mathematics and Computers in Simulation, Journal Year: 2022, Volume and Issue: 205, P. 1029 - 1051

Published: Nov. 12, 2022

Language: Английский

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Radiative and porosity effects of trihybrid Casson nanofluids with Bödewadt flow and inconstant heat source by Yamada-Ota and Xue models

Alexandria Engineering Journal, Journal Year: 2022, Volume and Issue: 66, P. 457 - 473

Published: Nov. 17, 2022

Researchers across the world have tried to explore impact of various hybrid nanoparticles in case fluid moving over a disk with inclusion effects investigate heat and made transfer analyses fluid. The present article is designed scrutinize influence Diathermic oil (DO) tri-hybrid by adopting Yamada-Ota Xue nanofluid model. novel sense that extension models has never studied before existing literature. great quality mineral been refined assure long-term service due its outstanding resistance thermal cracking chemical oxidation; also, high specific conducting offer fast loss. Our goal this work compare concert representations for movement between two revolving disks spongy medium light these astonishing physiognomies. entire scenario thought out different traits. Using Keller box approach, governing system's numerical solution achieved. feature consequences ascending constraints solid capacity fraction (0.005≤ϕ=ϕ1+ϕ2+ϕ3≤0.15), ratio θw, parameter β, porosity M, temperature generating sink having varieties A∗, B∗, radiative Rd, Eckert number Ec 0.1 2, versus connected outlines are examined. When variable viscosity (for gases) positive, axial velocity decreases; however, when varying viscidness negative, rapidity distribution increases (liquids).

Language: Английский

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Heat and mass transfer of generalized fourier and Fick's law for second-grade fluid flow at slendering vertical Riga sheet

Heliyon, Journal Year: 2023, Volume and Issue: 9(3), P. e14250 - e14250

Published: March 1, 2023

In this analysis, the generalized Fourier and Fick's law for Second-grade fluid flow at a slendering vertical Riga sheet is examined along with thermophoresis Brownian motion effects. Boundary layer approximations in terms of PDE's (Partial Differential Equations) are used to build mathematical model. An appropriate transformation has been developed by using Lie symmetry method. transformed into ODE's (Ordinary implementing suitable transformation. A numerical method called bvp4c explain dimensionless system (ODE's). Graphs tables interpret impact significant physical parameters. The curves temperature function declined due enchanting values Parameter. produced low level because force transports burn 10 μm diameter so becomes lessor. Increments parameter which enhanced concentration Function. As boundary increased mass transfer increment thermophoresis. increasing enhancing addition motion, improved movement particles ultimately kinematic energy heat phenomena. function. Physically, rate near surface.

Language: Английский

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Effect of thermal radiation on convective heat transfer in MHD boundary layer Carreau fluid with chemical reaction

Scientific Reports, Journal Year: 2023, Volume and Issue: 13(1)

Published: March 13, 2023

The temperature dependent thermophysical fluid properties have numerous aspects in different industries and engineering processes which heat transmission is based on flow. For such processes, system highly fluctuated with variation of viscosity. Thus, the aim this study to investigate transfer magnetized Carreau chemical reaction under influence thermal radiation over nonlinear stretching/shrinking surface. Additionally, we incorporated variable analyze fluid. Set flow governing non linear PDE's are obtained using tensor boundary layer approximation (BLA) theory. Dimensionless set ODE's suitable similarity transforms. Shooting method conjunction Newton's been utilized solve problem. It noted that when stretching [Formula: see text] significant strictly increasing mass suction shear stress rate increase minor levels sharp has observed Nusselt number, whereas shrinking case coefficient values improved raising value suction. Further, power law index produce reduced skin friction surface while dramatically enhance text]. non-linearity for or shrinking, number considerably improved. Moreover, computational outcomes validated already published previous results found good agreement.

Language: Английский

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