Results 21 to 30 of about 33,614 (304)

Inverse heat transfer for optimization and on-line thermal properties estimation in composites curing. [PDF]

open access: yes, 2004
This article presents the development and application of a heat transfer inversion procedure to the cure of thermoset-based composites based on genetic algorithms.
Skordos, Alexandros A.   +1 more
core   +1 more source

The influence of variable thermal conductivity of semiconductor elastic medium during photothermal excitation subjected to thermal ramp type

open access: yesResults in Physics, 2019
In this article, the photothermal excitation and thermal conductivity of a semiconducting elastic medium due to variable temperature effect are studied. The dual-phase-lag (DPL) model and Lord-Shulman (LS) theory are used to formulate and discuss the one
Moh'd Yasein   +3 more
doaj   +1 more source

Temperature dependent thermal conductivity during photothermal excitation process of semiconductor medium with an internal heat source in gravitational field

open access: yesResults in Physics, 2021
In this work, a novel model of semiconducting elastic material is studied during a process of photothermal excitation. The dual phase lag (DPL) for the heat conduction equation is introduced in the context of the variable of the thermal conductivity. The
Kh. Lotfy, Ramdan. S. Tantawi
doaj   +1 more source

Response of photo-elasto-electric semiconductor porosity medium according to changing thermal conductivity with two-temperature

open access: yesAIP Advances, 2023
This study examines a new model for a solid semiconductor porosity medium with variable thermal conductivity under photo-thermoelastic conditions using two-temperature theory. A normal mode analysis is carried out to solve the equations in two dimensions
Mahjoub A. Elamin   +7 more
doaj   +1 more source

Pile heat exchangers: thermal behaviour and interactions [PDF]

open access: yes, 2013
Thermal piles – that is structural foundation piles also used as heat exchangers as part of a ground energy system – are increasingly being adopted for their contribution to more sustainable energy strategies for new buildings.
Loveridge, F.A.   +3 more
core   +1 more source

Variable conductivity in forced convection for a tube filled with porous media: A perturbation solution

open access: yesAin Shams Engineering Journal, 2018
In this study, the forced convective in a tube filled with porous media is investigated analytically based on the perturbation methods. Thermal conductivity of the medium is assumed to be a linear function of radius.
Milad Tajik Jamal-Abad   +2 more
doaj   +1 more source

Finite difference analysis on radiative flow on a perpendicular plate using the influence of thermal conductivity

open access: yesForces in Mechanics, 2023
This study aims to investigate the influence of radiation, thermal conductivity and variable viscosity on natural convective flow on a semi-infinite perpendicular plate.
D. Iranian   +4 more
doaj   +1 more source

Boundary element formulations for the numerical solution of two-dimensional diffusion problems with variable coefficients [PDF]

open access: yes, 2012
This is the post-print version of the final paper published in Computers & Mathematics with Applications. The published article is available from the link below.
Škerget, L   +7 more
core   +1 more source

Stretched Flow of Casson Fluid with Variable Thermal Conductivity

open access: yesWalailak Journal of Science and Technology, 2012
This paper looks at the stagnation point flow of Casson fluid towards a stretching surface. In addition, heat transfer analysis is discussed. The thermal conductivity varies linearly with temperature. Series solutions are first presented and then studied
Tasawar HAYAT   +2 more
doaj   +1 more source

Interplay of variable thermal conductivity and expansivity on the thermal structure of oceanic lithosphere II [PDF]

open access: yesEarth, Planets and Space, 2001
The sensitivity of pressure‐ and temperature‐dependent thermal conductivity (k: W/m/K) and the thermal expansivity (α:1/K) on the thermal structure of the oceanic plate is investigated parametrically by comparing the ocean floor depth and heat flux calculated by one‐dimensional conduction model with those of GDH1, a theoretical thermal model of the ...
Honda, S., Yuen, D. A.
openaire   +1 more source

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