Results 11 to 20 of about 222,918 (209)

Fractional-order modelling and analytical solutions for MHD casson fluid flow in an inclined channel with heat and mass transfer [PDF]

open access: yesScientific Reports
This study investigates the unsteady magnetohydrodynamic (MHD) flow of a Casson fluid in an inclined channel using a fractional calculus framework.
Maher Alwuthaynani   +5 more
doaj   +2 more sources

A numerical approach to non-Fourier heat transfer in liver tumor during laser irradiation [PDF]

open access: yesAUT Journal of Modeling and Simulation, 2020
Thermal therapy is a type of cancer treatment that uses heat to kill cancer cells, but it also may harm healthy tissue. Numerical simulations can help to accurately analyze the thermal damage of the tissue during heat exposure.
Mohsen Balavand   +2 more
doaj   +2 more sources

Non- Fourier Heat Transfer and Fluid Flow Simulation in Keyhole Plasma Arc Welding Process [PDF]

open access: yesمجله مدل سازی در مهندسی, 2016
To obtain the transient temperature in different parts of the body and the welding pool growing, the continuity and momentum equations are solved along with the energy equation.
Ramin Abedifard, seifollah Sadodin
doaj   +2 more sources

A plausible approach to heat transfer enhancement: non-Fourier heat transfer in fluids under oscillating conditions

open access: yesJournal of Physics Communications, 2018
Efficient and optimal energy transport is one of the present challenges in the physics of many different devices. In this context, the dynamic effective thermal diffusivity of a fluid with a non-Fourier heat conduction law is examined.
J. A. D. Río   +2 more
semanticscholar   +2 more sources

Unsteady heat transfer enhancement in Williamson fluid in Darcy-Forchheimer porous medium under non-Fourier condition of heat flux

open access: yesCase Studies in Thermal Engineering, 2021
Non-Newtonian constitutive equations and models for hybrid particles are simultaneously coupled with conservation laws. The energy equation is derived under non-Fourier heat flux condition.
M. Nawaz, M. Adil Sadiq
doaj   +2 more sources

Size-dependent thermal conductivity in nanosystems based on non-Fourier heat transfer

open access: yesApplied Physics Letters, 2012
Based on a phonon hydrodynamic equation, we derive an analytical model to predict the effective thermal conductivity along dielectric thin films or nanowires with smooth wall surface. The model contains only two parameters: bulk thermal conductivity and Knudsen number, no other fitting parameter included.
Yanbao Ma
semanticscholar   +2 more sources

A dual-phase-lag (DPL) transient non-Fourier heat transfer analysis of functional graded cylindrical material under axial heat flux

open access: yesInternational Communications in Heat and Mass Transfer, 2022
A dynamic thermal conduction problem needs a mathematical formulation and solution consisting of cylindrical coordinates of materials for the application of nuclear reactor and/or laser therapeutic when subjected to higher heat fluxes.
M. Ghasemi, S. Hoseinzadeh, S. Memon
semanticscholar   +1 more source

Non-Fourier heat conduction equation in a sphere; comparison of variational method and inverse Laplace transformation with exact solution [PDF]

open access: yesJournal of Heat and Mass Transfer Research, 2016
Small scale thermal devices, such as micro heater, have led researchers to consider more accurate models of heat in thermal systems. Moreover, biological applications of heat transfer such as simulation of temperature field in laser surgery is another ...
Mohammad Sadegh Motaghedi Barforoush   +1 more
doaj   +1 more source

Heat transport and flow structure in rotating Rayleigh-B\'enard convection [PDF]

open access: yes, 2013
Here we summarize the results from our direct numerical simulations (DNS) and experimental measurements on rotating Rayleigh-B\'enard (RB) convection.
Clercx, Herman   +2 more
core   +13 more sources

Three-Phase-Lag Bio-Heat Transfer Model of Cardiac Ablation

open access: yesFluids, 2022
Significant research efforts have been devoted in the past decades to accurately modelling the complex heat transfer phenomena within biological tissues.
Sundeep Singh   +2 more
doaj   +1 more source

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