Heat transfer analysis of hybrid nanofluid flow with thermal radiation through a stretching sheet: A comparative study

International Communications in Heat and Mass Transfer, Journal Year: 2022, Volume and Issue: 138, P. 106303 - 106303

Published: Aug. 19, 2022

Language: Английский

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Biological transmission in a magnetized reactive Casson–Maxwell nanofluid over a tilted stretchy cylinder in an entropy framework

Chinese Journal of Physics, Journal Year: 2023, Volume and Issue: 86, P. 194 - 226

Published: Oct. 9, 2023

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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Cilia and electroosmosis induced double diffusive transport of hybrid nanofluids through microchannel and entropy analysis

Nonlinear Engineering, Journal Year: 2023, Volume and Issue: 12(1)

Published: Jan. 1, 2023

Abstract A mathematical model is presented to analyze the double diffusive transport of hybrid nanofluids in microchannel. The flow driven by cilia beating and electroosmosis presence radiation effects activation energy. Cu–CuO/blood are considered for this analysis. Phase difference beatings mimetic arrays emerge symmetry breaking pump walls control fluid stream. Analytical solutions governing equations derived under assumptions Debye–Hückel linearization, lubrication, Rosseland approximation. Dimensional analysis has also been applying suitable approximations. Entropy performed examine heat transfer irreversibility Bejan number. Moreover, trapping phenomena discussed based on contour plots stream function. From results, it noted that an escalation velocity occurs with rise slippage near wall surface. inside can be eased provision energy input or consideration radiated electroosmosis. results present study applicable develop emerging thermofluidic systems which further utilized mass at micro level.

Language: Английский

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Cattaneo-Christov flow analysis of unsteady couple stress fluid with variable fluid properties: By using Adam’s method

Alexandria Engineering Journal, Journal Year: 2023, Volume and Issue: 81, P. 64 - 86

Published: Sept. 13, 2023

This work investigates the transference of mass and heat rate with Cattaneo-Christov model for 2-D magnetohydrodynamic couple stress fluid flowing in a sensory surface. The considered on microcantilever sensor surface squeezed at free stream which can perceive motion variance temperature concentration rates. physical nature this study is investigated by using variable properties. context squeezing important due to their unique rheological understanding these types flow behavior enables engineers scientists design efficient processes, improve lubrication, enhance coating techniques, optimize material transport avoid instabilities associated complex flow. governing PDEs equations are attained adapting assumptions, then altered into form ODEs via similarity transformations. numerical solutions achieved taking Adams-Bashforth (Predictor-Corrector) technique along RK-4 method. declining velocity inspected inputs permeable velocity, parameter index. drops thermal relaxation coefficients.

Language: Английский

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Effects of variable thermal conductivity and curvature parameter on the peristalsis of hybrid nanofluid through a curved channel with curvature dependent channel walls

Journal of Molecular Liquids, Journal Year: 2023, Volume and Issue: 391, P. 123218 - 123218

Published: Oct. 3, 2023

Language: Английский

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Exploring microbial dynamics in a reactive magnetised Casson-Maxwell-Oldroyd-B nanofluid on a slanted elongated cylinder: entropy assessment

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

Published: Aug. 6, 2024

Biological fluids often have complex properties due to the presence of tiny particles, cells, microbes, or large molecules. The Casson-Maxwell-Oldroyd-B (CMO) fluid model is a key tool for understanding effects non-Newtonian behaviour in biological processes like microbe movement, blood flow, and mucus transport. This research focuses on how microbes move reactive magnetised CMO nanofluid slanted elongated cylinder, considering entropy generation effects. It explores factors Arrhenius activation energy specific boundary conditions influence this process. helps clarify nanofluids behave microbial migration. study converts equations dimensionless form using similarity methods. results are calculated combination shooting method fourth-order Runge-Kutta scheme MATLAB, presented graphs tables. show impact various factors: Lorentz force porosity slow down fluid, while higher temperatures speed it up. Higher increases concentration. Casson-Oldroyd-B (CO) has lower Nusselt number than Casson-Maxwell (CM) nanofluid. movement microorganisms greatly affect generation. valuable fluids, which essential medical research, diagnostics, development healthcare products.

Language: Английский

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EDL Aspects in swirling ionic tribological fluid flow in a squeezed/split channel underlie a high-power magnetic field

Forces in Mechanics, Journal Year: 2023, Volume and Issue: 11, P. 100196 - 100196

Published: April 30, 2023

Studying electrokinetic swirling flows of ionic tribological fluid in a squeezing/splitting scenario has drawn lot interest due to its extensive dispensations mechanical and manufacturing engineering. The present modelling simulation-based study deals with an in-depth physical exploration electric double layer (EDL) aspects flow via perforated channel filled when subjected high-power magnetic field Hall current. rudimentary momentum equations are presented by assigning partial differential (PDEs), which then transmuted into non-linear ordinary (ODEs) using compatible similarity substitution. reduced system coupled ODEs proposed boundary data is dealt numerically dint Runge-Kutta-Fehlberg (RKF45) formula-based shooting scheme, namely Mathematica in-built routine function bvp4c. By plotting distinctive graphs tables, the impacts emerging model parameters upon moment profiles engineering entities explored interpreted. Simulated outcomes unravel intensification electroosmosis rotation parameters, pressure discerned rise near plates while contrary affinity prevails central passage. shear impedance can be minified adjusting squeezing velocity. imprinted flowlines plots unfold that reverse noticeable negative suction parameter. Our might apply tunnelling, semiconductors, sensing control systems, spacecraft designing, etc.

Language: Английский

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Numerical assessment of viscoelastic tetra hybrid nanofluid flow across a stretchable rotatory disk under the Soret and Dufour aspects

Multidiscipline Modeling in Materials and Structures, Journal Year: 2024, Volume and Issue: 20(4), P. 688 - 706

Published: June 4, 2024

Purpose Fluid flows through rotatory disks are encountered in industrial and practical engineering processes, such as computer storage devices, gas turbine rotators, rotating machinery, air cleaning machines, etc. The primary purpose of this research is to examine the combined aspects variable electrical conductivity, thermal radiation, Soret Dufour effects on a magnetohydrodynamic Maxwell single-walled carbon nanotubes–graphene oxide–multi-walled nanotubes–copper (SWCNT–GO–MWCNT–Cu)/sodium alginate tetra-hybrid nanofluid flow stretchable disk. Design/methodology/approach modeled administrative equations present problem converted non-dimensional system ordinary differential by applying suitable similarity conversion then solved numerically implementing bvp4c method. impressions noteworthy dimensionless parameters velocity, temperature, concentration distributions, Nusselt number, skin friction Sherwood number reported via graphs tables. Findings authors figured out that developed values rotation parameter diminish temperature but enhance both radial angular velocities. Further, mass heat transmission rates better for nanofluids than ternary hybrid nanofluids. Originality/value study emphasizes special type fluid called nanofluid. existing literature has not discussed tetra disk with conductivity. Besides, novel magnetohydrodynamics, also incorporated into problem.

Language: Английский

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Implementing the predictor-corrector approach to examine the thermo-solutal convection for buongiorno eyring-powell nanofluid model with squeezed microcantilivier surface

Alexandria Engineering Journal, Journal Year: 2024, Volume and Issue: 108, P. 40 - 49

Published: July 23, 2024

Language: Английский

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