Results 21 to 30 of about 66,864 (291)

Investigate on Non-Fourier Heat Conduction in Sand Using Models based on Fractional Calculus [PDF]

مجله مدل سازی در مهندسی, 2017
In this article, the study of the non-Fourier heat conduction in casting sand that is located inside a container under an instantaneous heat flux. According to inefficiencies of Fourier model to model the behavior of this problem due to differences in ...
Aziz Azimi, Shahab Gholami, Hassan Bayati   +2 more
doaj   +1 more source

Models of ballistic propagation of heat at low temperatures [PDF]

, 2016
Heat conduction at low temperatures show various effects that cannot be described by the Fourier law, like the second sound and ballistic propagation.
Kovács, R., Ván, P.
core   +2 more sources

ANALYTICAL SOLUTION OF NON-FOURIER HEAT CONDUCTION PROBLEM ON A SLAB UNDER CONVECTION BOUNDARY CONDITIONS [PDF]

مجله مدل سازی در مهندسی, 2013
This paper studies an analytical method which combines the superposition technique along with the solution structure theorem such that a closed-form solution of the hyperbolic heat conduction equation can be obtained using fundamental mathematics.
محمد Akbari, سیف الله Saedodin, فرشاد Kowsari, سیف الله Saedodin, داود Toghraie semiromi   +4 more
doaj   +1 more source

Transient non-Fourier thermal interactions of two parallel cracks in porous metal foam

Case Studies in Thermal Engineering, 2023
Experimental evidence shows heat conduction in the porous media would be non-Fourier under specific circumstances. The novelty of this research lies in considerations of the non-Fourier effect and the interactions of two parallel thermally insulated ...
San Zhang, Ruchao Gao, Zhijun Liu, Zengtao Chen, Wenzhi Yang   +4 more
doaj   +1 more source

Linear approach to the orbiting spacecraft thermal problem [PDF]

, 2012
We develop a linear method for solving the nonlinear differential equations of a lumped-parameter thermal model of a spacecraft moving in a closed orbit.
Biyikoglu T., Chung F. R. K., Davis H. F., Germán Fernández-Rico, Gilmore D. G., Golub G. H., José Gaite, Kreith F., Oshima K., Press W. H., Pérez-Grande I., Savage C. J., Tian G.-X., Wingate C. A.   +13 more
core   +3 more sources

The Non-Stationary Heat Transport inside a Shafted Screw Conveyor Filled with Homogeneous Biomass Heated Electrically

Energies, 2022
The non-stationary heat transfer inside a cylindrical channel of a shafted screw conveyor, electrically heated, and filled with a moving biomass was analyzed.
Stanisław Ledakowicz, Olexa Piddubniak
doaj   +1 more source

Evolution and application of heat transfer theory in supernormal hot working processes：from Fourier heat conduction model to non-Fourier heat conduction model

Cailiao gongcheng
This paper focuses on the theoretical innovation from Fourier heat conduction to non-Fourier heat conduction and its key application in the field of extreme heat transfer.
ZHAO Ming, ZHANG Xiaohao, FAN Jinfeng, SHI Yuyang, YAO Lishuang, WU Chuansong   +5 more
doaj   +1 more source

Non-stationary heat conduction in one-dimensional chains with conserved momentum

, 2009
The Letter addresses the relationship between hyperbolic equations of heat conduction and microscopic models of dielectrics. Effects of the non-stationary heat conduction are investigated in two one-dimensional models with conserved momentum: Fermi-Pasta-
A. V. Savin, Alexander V. Savin, C. Cattaneo, Oleg V. Gendelman, P. Heino, P. Vernotte   +5 more
core   +1 more source

Generalized Haar wavelet operational matrix method for solving hyperbolic heat conduction in thin surface layers

Results in Physics, 2018
It is remarkably known that one of the difficulties encountered in a numerical method for hyperbolic heat conduction equation is the numerical oscillation within the vicinity of jump discontinuities at the wave front.
Suazlan Mt Aznam, M.S.H. Chowdhury
doaj   +1 more source

Multidimensional quasiballistic thermal transport in transient grating spectroscopy [PDF]

, 2015
Transient grating spectroscopy has emerged as a useful technique to study thermal phonon transport because of its ability to perform thermal measurements over length scales comparable to phonon mean free paths (MFPs).
Minnich, Austin J.
core   +3 more sources