Results 21 to 30 of about 3,357,082 (294)

Radiative heat transfer: many-body effects [PDF]

open access: yesIranian Journal of Astronomy and Astrophysics, 2017
Heat transfer by electromagnetic radiation is one of the common methods of energy transfer between objects. Using the fluctuation-dissipation theorem, we have studied the effect of particle arrangement in the transmission of radiative heat in many-body ...
Moladad Nikbakht   +2 more
doaj   +1 more source

Radiative heat transfer during turbulent combustion [PDF]

open access: yes, 2009
We investigate the radiative heat transfer in a co-flowing turbulent nonpremixed propane-air flame inside a three-dimensional cylindrical combustion chamber.
S. C. Paul   +3 more
core   +1 more source

Investigation on the effect of fractal soot aggregation on radiative transfer in homogeneous gas-soot mixture using full-spectrum k-distribution method

open access: yesJournal of Thermal Science and Technology, 2019
The full-spectrum k-distribution (FSK) method and Generalized Multiparticle Mie-solution (GMM) method are applied to study the influences of soot aggregation on the radiative heat transfer in homogeneous gas-soot mixtures. The radiative transfer equation
Zhenzong HE   +3 more
doaj   +1 more source

Discrete-Ordinates Modelling of the Radiative Heat Transfer in a Pilot-Scale Rotary Kiln

open access: yesEnergies, 2020
This paper presents work focused on the development, evaluation and use of a 3D model for investigation of the radiative heat transfer in rotary kilns.
Adrian Gunnarsson   +3 more
doaj   +1 more source

Flow patterns and heat transfer for flow boiling in small to micro diameter tubes [PDF]

open access: yes, 2008
An overview of the recent developments in the study of flow patterns and boiling heat transfer in small to micro diameter tubes is presented. The latest results of a long-term study of flow boiling of R134a in five vertical stainless steel tubes of ...
Karayiannis, TG   +3 more
core   +6 more sources

Radiative Heat Transfer Analysis in a Turbulent Natural Convection Obtained from Direct Numerical Simulation

open access: yesJournal of Thermal Science and Technology, 2011
Thermal radiation in a turbulent natural convection plays an important role in a wide area of engineering and nature. The purposes of this study are to investigate the effects of turbulent fluctuation on radiative heat transfer, and to evaluate radiative
Atsushi SAKURAI   +3 more
doaj   +1 more source

Minimizing entransy dissipation for heat transfer processes with q∝Δ(Tn) and heat leakage

open access: yesCase Studies in Thermal Engineering, 2022
Heat transfer process with heat leakage and generalized radiative heat transfer law (HTL) [q∝Δ(Tn)] is investigated. Optimality condition for the minimum entransy dissipation (MED) is derived by applying average optimal control theory.
Lingen Chen, Shaojun Xia
doaj   +1 more source

Ray Effects and False Scattering in Improved Discrete Ordinates Method

open access: yesEnergies, 2021
The improved discrete ordinates method (IDOM) developed in our previous paper is extended to solve radiative transfer in three-dimensional radiative systems with anisotropic scattering medium.
Yong Cheng, Shuihua Yang, Zhifeng Huang
doaj   +1 more source

A MEMS Device Capable of Measuring Near-Field Thermal Radiation between Membranes

open access: yesSensors, 2013
For sensors constructed by freestanding membranes, when the gap between a freestanding membrane and the substrate or between membranes is at micron scale, the effects of near-field radiative heat transfer on the sensors’ thermal performance should be ...
Changyu Sun   +3 more
doaj   +1 more source

Control of near-field radiative heat transfer based on anisotropic 2D materials

open access: yesAIP Advances, 2018
In this work, we study the near-field radiative heat transfer between two suspended sheets of anisotropic 2D materials. It is found that the radiative heat transfer can be enhanced with orders-of-magnitude over the blackbody limit for nanoscale ...
Lixin Ge   +5 more
doaj   +1 more source

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