Results 31 to 40 of about 3,357,082 (294)

Experimental Study of the Heat Flow and Energy Consumption during Liquid Cooling Due to Radiative Heat Transfer in Winter

open access: yesEnergies, 2023
Radiation cooling is a passive energy saving cooling technology. The process of cooling heat transfer liquid due to the combined effect of night radiative cooling and convection of air at negative temperatures (in winter) is studied.
Alexandr Tsoy   +8 more
doaj   +1 more source

Element different method for three-dimensional radiative transfer within heterogeneous media

open access: yesResults in Physics, 2023
The ability to accurately determine three-dimensional radiative intensity with high spatial and angular resolution is crucial for the diagnosis of radiative combustion.
Yifan Li   +5 more
doaj   +1 more source

Many-Body Radiative Heat Transfer Theory [PDF]

open access: yesPhysical Review Letters, 2011
In this Letter a N-body theory for the radiative heat exchange in thermally non equilibrated discrete systems of finite size objects is presented. We report strong exaltation effects of heat flux which can be explained only by taking into account the presence of many body interactions.
Ben-Abdallah, Philippe   +2 more
openaire   +3 more sources

Mesoscopic Description of Radiative Heat Transfer at the Nanoscale [PDF]

open access: yesPhysical Review Letters, 2010
We present a formulation of the nanoscale radiative heat transfer (RHT) using concepts of mesoscopic physics. We introduce the analog of the Sharvin conductance using the quantum of thermal conductance. The formalism provides a convenient framework to analyse the physics of RHT at the nanoscale.
Biehs, Svend-Age   +2 more
openaire   +3 more sources

Combination of DOM with LES in a gas turbine combustor [PDF]

open access: yes, 2005
A three-dimensional numerical study is conducted to investigate the radiative heat transfer in a model gas turbine combustor. The Discrete Ordinates Method (DOM/Sn) has been implemented to solve the filtered Radiative Transfer Equation (RTE) for the ...
Jones, W.P., Paul, M.C.
core   +2 more sources

GENERAL MODEL OF RADIATIVE AND CONVECTIVE HEAT TRANSFER IN BUILDINGS: PART II: CONVECTIVE AND RADIATIVE HEAT LOSSES

open access: yesActa Polytechnica, 2019
The present paper represents the second part of the serial publication, which deals with convective and radiative heat transfers in buildings. The algebraic computational method for combined convective-radiative heat transport in buildings has been ...
Tomáš Ficker
doaj   +1 more source

Experimental determination of natural convection heat transfer coefficients in an attic shaped enclosure [PDF]

open access: yes, 2010
Heat transfer by natural convection in triangular enclosures is an area of significant importance in applications such as the design of greenhouses, attics and solar water heaters.
Carson, James K.   +2 more
core   +1 more source

GENERAL MODEL OF RADIATIVE AND CONVECTIVE HEAT TRANSFER IN BUILDINGS: PART I: ALGEBRAIC MODEL OF RADIATIVE HEAT TRANSFER

open access: yesActa Polytechnica, 2019
Radiative heat transfer is the most effective mechanism of energy transport inside buildings. One of the methods capable of computing the radiative heat transport is based on the system of algebraic equations.
Tomáš Ficker
doaj   +1 more source

Thermal quadrupole method with internal heat sources [PDF]

open access: yes, 2012
A new method based on the thermal quadrupoles technique for heat transfer modelling in multilayered slabs with heat sources is proposed. Classical thermal quadrupoles use hyperbolic functions and numerical problems occur according to the argument value ...
A. Kusiak   +21 more
core   +1 more source

Near-field radiative thermal transport: From theory to experiment

open access: yesAIP Advances, 2015
Radiative thermal transport via the fluctuating electromagnetic near-field has recently attracted increasing attention due to its fundamental importance and its impact on a range of applications from data storage to thermal management and energy ...
Bai Song   +3 more
doaj   +1 more source

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