Results 11 to 20 of about 364,512 (190)

Identifying the Amount of Heat Flux and Thermal Conduction through Fabrics with Appropriate Heat Equation [PDF]

open access: yesComputational Engineering and Physical Modeling, 2021
Heat equations such as heat flux and thermal conduction were applied in this paper so that these values were obtained during heat setting. Cotton spandex woven fabrics have the properties of stretch ability like stretch, growth, elasticity etc.
Shariful Islam   +2 more
doaj   +1 more source

Investigation of moving trapezoidal and exponential fins with multiple nonlinearities

open access: yesAin Shams Engineering Journal, 2023
In this article, we study moving longitudinal and exponential fins with variable thermal conductivity, thermal emissivity, and heat transfer coefficient. The problem is solved numerically using shooting technique.
Zia Ud Din   +3 more
doaj   +1 more source

Enhancing the performance of TEG system coupled with PCMs by regulating the interfacial thermal conduction

open access: yesEnergy Reports, 2020
Heat storage with phase change materials (PCMs) is promising to enhance the performance of thermoelectric generator (TEG) systems. Optimizing the thermal management in practical application is crucial to improve the performance of these TEG-PCM coupling ...
Anbang Liu   +5 more
doaj   +1 more source

Thermal distribution through a moving longitudinal trapezoidal fin with variable temperature-dependent thermal properties using DTM-Pade approximant

open access: yesCase Studies in Thermal Engineering, 2021
The present inspection elaborates the thermal distribution through a convective-radiative longitudinal trapezoidal moving fin with an internal heat source by considering the linear and nonlinear temperature-dependent thermal conductivities and heat ...
M.C. Jayaprakash   +6 more
doaj   +1 more source

Numerical analysis of non-Fourier heat conduction dynamics in the composite layer

open access: yesJournal of Mechanical Engineering and Sciences, 2023
This paper presents the numerical analysis of non-Fourier heat conduction in thin composite layers under asymmetrical boundary conditions. In the thermal barriers such as steam and gas turbine blades, thin film coating are used to protect the blade from
R. Yuvaraj, R. Senthilkumar
doaj   +1 more source

New Method for Solving the Inverse Thermal Conduction Problem (θ-Scheme Combined with CG Method under Strong Wolfe Line Search)

open access: yesBuildings, 2023
Most thermal researchers have solved thermal conduction problems (inverse or direct) using several different methods. These include the usual discretization methods, conventional and special estimation methods, in addition to simple synchronous gradient ...
Rachid Djeffal   +4 more
doaj   +1 more source

Towards Optimizing Width Modulation for Maximum Thermoelectric Efficiency

open access: yesMicromachines, 2023
Maximizing thermoelectric efficiency is typically addressed as identical to minimizing parasitic thermal conduction. Such an approach relies on the assumption that the adopted strategy mainly affects phonons, leaving electrons intact, and is not ...
Antonios-Dimitrios Stefanou   +1 more
doaj   +1 more source

Formation and X-ray emission from Hot Bubbles in Planetary Nebulae. I. Hot Bubble formation [PDF]

open access: yes, 2014
We carry out high resolution two-dimensional radiation-hydrodynamic numerical simulations to study the formation and evolution of hot bubbles inside planetary nebulae (PNe).
Arthur, S. J., Toalá, J. A.
core   +1 more source

Heat Conduction in Porous Media Characterized by Fractal Geometry

open access: yesEnergies, 2017
Fractal geometry (fractional Brownian motion—FBM) is introduced to characterize the pore distribution of porous material. Based on this fractal characterization, a mathematical model of heat conduction is presented to study heat conduction behaviors in ...
Zilong Deng   +4 more
doaj   +1 more source

A Numerical Study of Small-Scale Longitudinal Heat Conduction in Plate Heat Exchangers

open access: yesEnergies, 2018
Longitudinal heat conduction has a significant effect on the heat transfer performance of plate heat exchangers, but longitudinal heat conduction is usually neglected in numerical studies and the thermal design of a heat exchanger.
Saranmanduh Borjigin   +3 more
doaj   +1 more source

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