Computational Analysis of Unsteady Oscillatory Flow of Nanofluid with Variable Electric Conductivity: Gear-Generalized Differential Quadrature Approach DOI Creative Commons
Muhammad Idrees Afridi, M. Ijaz Khan, Muhammad Qasim

et al.

Journal of Computational Design and Engineering, Journal Year: 2024, Volume and Issue: 11(6), P. 20 - 35

Published: Oct. 22, 2024

Abstract This study numerically investigated the entropy production in nanofluids’ dissipative unsteady oscillatory flow characterized by variable electric conductivity and magnetic heating effects. The imposition of non-isothermal boundary condition on stretching sheet plays a crucial role establishing self-similar solution presence viscous heating. An external field (uniform space time) is imposed perpendicular to plane oscillating stretched boundary. energy equation, incorporating dissipation effects momentum reduced nonlinear coupled partial differential equations solved using Gear-generalized quadrature scheme.Additionally, ensure precision reliability outcomes, numerical code undergoes thorough validation process that involves comparing its outputs findings previous available studies. Corcione model implemented describe nanofluid’s effective viscosity thermal conductivity. Furthermore, expressions for relative irreversibility parameter (Bejan number), considering conductivity, are derived computed based solutions obtained from equations. impacts parameters such as parameter, Eckert number, Strouhal Prandtl number temperature difference flow, heat transfer, generation, Bejan systematically illustrated examined. We observed increasing reduces velocity profiles while improving fields. Similar behavior found when strength increased. skin friction coefficient exhibits an augmentation response dimensionless time, nanoparticle volume fraction, parameter. Conversely, Nusselt increases concerning fraction. At same it declines association with parameter.This comprehensive investigation enhances our understanding nanofluid dynamics provides valuable insights optimizing management systems across various engineering disciplines.

Language: Английский

Analysis of Casson ternary nanofluid integration under various thermal physical impacts with Cattaneo-Christov model: Exploring magnified heat transfer in stretchy surface DOI
MD. Shamshuddin, Subhajit Panda,

S.O. Salawu

et al.

International Journal of Hydrogen Energy, Journal Year: 2025, Volume and Issue: 101, P. 450 - 460

Published: Jan. 2, 2025

Language: Английский

Citations

4
Optimization of heat transfer on Jeffrey ternary nanofluid flow with slip conditions and heat generation by response surface methodology DOI
Shahirah Abu Bakar, Nur Syahirah Wahid, Norihan Md Arifin

et al.

Multiscale and Multidisciplinary Modeling Experiments and Design, Journal Year: 2025, Volume and Issue: 8(2)

Published: Jan. 29, 2025

Language: Английский

Citations

1
Magnetohydrodynamic ternary hybrid nanofluid slip flow past a permeable shrinking sheet: boundary layer flow control and optimization using response surface methodology DOI
Nur Syahirah Wahid, Shahirah Abu Bakar, Mohd Shafie Mustafa

et al.

International Journal of Numerical Methods for Heat &amp Fluid Flow, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 11, 2025

Purpose Magnetohydrodynamics (MHD) in nanofluids is crucial boundary layer flow as it enables the manipulation of fluid motion through magnetic fields, which leads to improved stability and efficiency. This study aims introduce a model solutions for ternary hybrid nanofluid past permeable shrinking sheet, integrating both magnetohydrodynamic slip effects. Design/methodology/approach The firstly expressed partial differential equations subsequently converted into ordinary (ODEs) similarity transformation technique. A finite difference scheme with Lobatto IIIa formula MATLAB applied numerically solve ODEs, where respective outcomes provide insights skin friction coefficient, Nusselt number, velocity profiles temperature profiles. Findings results highlight significance enhancing effects first-order reduce friction, improve heat transfer, delay separation, increase lower temperature. In addition, stable numerical solution scrutinized using response surface methodology (RSM) validate optimize control. RSM optimization confirms that higher suction, levels are essential minimizing maximizing transfer simultaneously. Originality/value presented together statistical can be used guidance control occur within related practical application, especially engineering industrial activities such cooling technologies, energy harvesting or transport nanotechnology, precise dynamics optimizing performance reducing consumption.

Language: Английский

Citations

0
Blood-based tri-hybrid nanofluid flow through a porous channel with the impact of thermal radiation used in drug administration DOI Creative Commons
Subhalaxmi Dey, Surender Ontela, P. K. Pattnaik

et al.

Partial Differential Equations in Applied Mathematics, Journal Year: 2025, Volume and Issue: unknown, P. 101137 - 101137

Published: Feb. 1, 2025

Language: Английский

Citations

0
Heat transfer of ternary hybrid nanofluids in a rotating semi-permeable channel with melting and injection/suction DOI Creative Commons

Rajapriyanka Eswaran,

M. S. Jagadeesh Kumar

AIP Advances, Journal Year: 2025, Volume and Issue: 15(3)

Published: March 1, 2025

In this study, the heat transfer and fluid flow characteristics of Cu–SiO2–TiO2 ternary hybrid nanofluids in a semi-permeable channel with injection or suction at top surface melting condition bottom wall were investigated. The analysis incorporates effects magnetoconvection, radiation, Joule heating on thermal dynamics. Differential Transformation Method is employed to solve dimensionless governing equations under appropriate initial boundary conditions. A detailed parametric investigation was conducted evaluate influence key parameters, including Hartmann number, Reynolds Eckert nanoparticle volume fraction, skin friction coefficient, Nusselt number. results reveal that increasing number reduces velocity while enhancing temperature profiles due intensified Lorentz forces. Elevated numbers boost convective intensity, higher fractions significantly improve conductivity, leading numbers. Injection enhances transport by strengthening flow, whereas layer thickness. addition, radiation further modulate phenomena optimize energy transfer. These findings highlight potential for achieving superior performance, underscoring their applicability modern storage management systems.

Language: Английский

Citations

0
Analytical simulation of ternary hybrid nanofluid flow toward an EMHD plate under mixture base fluid, thermal radiation and velocity slip effects DOI
Ibrahim Mahariq, Mohamed Kezzar, Farhan Lafta Rashid

et al.

ZAMM ‐ Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, Journal Year: 2025, Volume and Issue: 105(5)

Published: April 19, 2025

Abstract This paper examined the characteristics of heat transfer ternary hybrid nanofluid (THNF) flow toward an electromagnetic hydrodynamic (EMHD) plate under influence various factors (temperature jump, different nanoparticles, stretching/shrinking, radiation, porous plate, and nanoparticle shape). The novelty lies in comprehensive analysis THNFs composed Fe 3 O 4 –SWCNT–MWCNT nanoparticles within water–ethylene glycol mixtures (Water–EG [70%:30%] Water–EG [50%:50%]). Mathematically, study reduced partial differential equations (PDEs) to a set ordinary (ODEs) for solution. Thereafter, using similarity transformation, PDEs models are diminished ODEs. were resolved analytically with Adomian decomposition method (ADM) Mathematica software code numerically via Runge–Kutta–Fehlberg (RK45) package. main outcome research reveals significant impact shape, concentration, base fluid composition on temperature profile nanofluid, spherical exhibiting cooler profiles due drag forces. findings contribute insightful observations into demeanor THNFs, offering systematic framework studying complex dynamics phenomena. work benefits researchers thermal management systems field engineering applications, providing deeper knowledge mechanisms flows implications optimizing enhanced efficiency performance.

Language: Английский

Citations

0
Intelligent computing applications to study the tri-hybrid nanofluid past over the stretched surface DOI Creative Commons

Ch Muhammad Zulfiqar Umer,

Iftikhar Ahmad

Results in Physics, Journal Year: 2024, Volume and Issue: unknown, P. 107972 - 107972

Published: Sept. 1, 2024

Language: Английский

Citations

3
Magnetohydrodynamics (MHD) flow of ternary nanofluid and heat transfer past a permeable cylinder with velocity slip DOI

Umi Nadrah Hussein,

Najiyah Safwa Khashi’ie, Norihan Md Arifin

et al.

Chinese Journal of Physics, Journal Year: 2024, Volume and Issue: unknown

Published: Dec. 1, 2024

Language: Английский

Citations

2
A COMSOL-Based Numerical Simulation of Heat Transfer in a Hybrid Nanofluid Flow at the Stagnant Point across a Stretching/Shrinking Sheet: Implementation for Understanding and Improving Solar Systems DOI Creative Commons
Ahmad Ayyad Alharbi, Ali Alzahrani

Mathematics, Journal Year: 2024, Volume and Issue: 12(16), P. 2493 - 2493

Published: Aug. 13, 2024

The present study investigates hybrid nanofluid (HNF) behavior at the stagnation point near a stretching/shrinking sheet using Tiwari and Das model. governing equations were transformed into boundary layer flow model simulated COMSOL Multiphysics 6.0. This research examines characteristics, temperature profiles, distributions by varying parameters: (λ, −2 to 2), slip (δ, 0 1 m), suction (γ, 1), similarity variables (η, 5). HNF comprised equal ratios of copper alumina with total concentrations ranging from 0.01 0.1. results showed that velocity profiles increased distance point, escalated in shrinking cases, decayed stretching cases. Increased consistently reduced profiles. Temperature distribution was slightly slower compared expansion along directly proportional η estimates but controllable through adjustments. findings applied enhance photovoltaic thermal (PV/T) system performance. Stretching sheets proved crucial for improving electricity production efficiency. Non-slip wall conditions volume fractions presence effects led notable improvements electrical maximum average efficiency achieved when γ = 0.4, λ 2, δ 0.7, ϕ2 0.01, which about 10%. numerical work also aligned well experimental evaluating conventional fluids. These insights contribute optimizing PV/T parameters advancing solar energy conversion technology, potential implications broader applications field.

Language: Английский

Citations

0
Computational Analysis of Unsteady Oscillatory Flow of Nanofluid with Variable Electric Conductivity: Gear-Generalized Differential Quadrature Approach DOI Creative Commons
Muhammad Idrees Afridi, M. Ijaz Khan, Muhammad Qasim

et al.

Journal of Computational Design and Engineering, Journal Year: 2024, Volume and Issue: 11(6), P. 20 - 35

Published: Oct. 22, 2024

Abstract This study numerically investigated the entropy production in nanofluids’ dissipative unsteady oscillatory flow characterized by variable electric conductivity and magnetic heating effects. The imposition of non-isothermal boundary condition on stretching sheet plays a crucial role establishing self-similar solution presence viscous heating. An external field (uniform space time) is imposed perpendicular to plane oscillating stretched boundary. energy equation, incorporating dissipation effects momentum reduced nonlinear coupled partial differential equations solved using Gear-generalized quadrature scheme.Additionally, ensure precision reliability outcomes, numerical code undergoes thorough validation process that involves comparing its outputs findings previous available studies. Corcione model implemented describe nanofluid’s effective viscosity thermal conductivity. Furthermore, expressions for relative irreversibility parameter (Bejan number), considering conductivity, are derived computed based solutions obtained from equations. impacts parameters such as parameter, Eckert number, Strouhal Prandtl number temperature difference flow, heat transfer, generation, Bejan systematically illustrated examined. We observed increasing reduces velocity profiles while improving fields. Similar behavior found when strength increased. skin friction coefficient exhibits an augmentation response dimensionless time, nanoparticle volume fraction, parameter. Conversely, Nusselt increases concerning fraction. At same it declines association with parameter.This comprehensive investigation enhances our understanding nanofluid dynamics provides valuable insights optimizing management systems across various engineering disciplines.

Language: Английский

Citations

0