...Arantes Fokou; Réné Tchinda; Guillaume Lambou Ymeli; Myriam Lazard; Cun-Hai Wang The radiative transfer in atmosphere-ocean systems with different atmosphere models is evaluated by the discrete spherical harmonics method. Four standard atmosphere models, namely, Tropical, Mid-Latitude Summer, Mid...

... ]. In this section we will first consider the simple case of a homogeneous medium, i.e., a medium with uniform temperature, pressure, and mixture mole fraction throughout. Such a mixture has an absorption coefficient that, while varying across the spectrum, is spatially constant. The radiative transfer equation...

... equations, associated to radiative transfer equation, and a global kinetics model. The governing equations are discretized using finite volume method and the resulting algebraic equations are solved by THOMAS algorithm. The linkage between the pressure and velocity fields is assumed by SIMPLE algorithm...

... the Beer’s laws, extinction, absorption, and scattering coefficients are identified from these statistical functions; a classical radiative transfer equation (RTE) can then be used. In all other cases, a generalized radiative transfer equation (GRTE) is directly expressed from the radiative statistical...

... will concentrate on two methods. One is based on the solution of the time-averaged form of the radiative transfer equation using the optically thin fluctuation approximation and a combustion model based on a prescribed probability density function (pdf) approach. The second one is based on the photon Monte Carlo...

... of the high oxygen concentration flames included contributions from soot radiation. 20 05 2009 22 08 2011 09 12 2011 09 12 2011 chemically reactive flow combustion combustion equipment diffusion flames heat transfer laminar flow organic compounds pipe flow radiative...

... through look-up and interpolation, providing an efficient means to perform radiative transfer calculations. A detailed methodology of the k -distribution data generation is presented. An optimized Gauss quadrature scheme is implemented for reducing the size of the database. The accuracy of the database...

... in prediction of radiative transfer in nonisothermal and nonhomogeneous gas mixtures with nongray soot. The absorption spectrum of the gas mixture and soot particles is treated as a spectrum of a single effective gas, reducing the problem to the simplest case of the SLW model with a single gray gas and a clear...

... radiative transfer absorbing-emitting-scattering medium eigenfunction eigenvalue heat flow scattering integral The integrodifferential radiation transfer equation (RTE) is recognized to be the most general and rigorous mathematical model to calculate macroscopic radiative fluxes. However...

... of the Filtered Radiative Transfer Equation in Large Eddy Simulations of Turbulent Reactive Flows ,” Combust. Flame 0010-2180 , 156 ( 5 ), pp. 1099 – 1110 . 10.1016/j.combustflame.2008.10.006 Joseph , D. , 2004 , “ Modélisation des transferts radiatifs en combustion par méthode aux ordonnées...

... directional resolution is necessary in some applications, for example, radiative image processing in industrial boilers ( 14 ), inverse radiative transfer problems, etc. Therefore, the intensities calculated by IDOM are investigated. Case 2b is chosen to test the directional intensity. The coordinate...

...V. P. Solovjov; B. W. Webb The exact form of the spectral line weighted-sum-of-gray-gases (SLW) model is developed as a limiting case of the classical SLW method when the number of gray gases in the classical model approaches infinity. Solutions of the exact SLW radiative transfer equation...

...Xin-Lin Xia; Dong-Hui Li; Feng-Xian Sun Radiative transfer in absorbing, emitting, and highly anisotropically scattering media is widely encountered in high temperature applications such as pulverized coal firing furnaces and high temperature thermal protection materials. Efficient and effective...

... (the other three boundaries are black) and is isotropically scattering. The transient differential energy equation is discretized by the fully implicit finite difference method, and the radiative source term of the energy equation is expressed by the radiative transfer coefficients (RTCs). The integrality...

...T. J. Bright; Z. M. Zhang One of the approaches for micro/nanoscale heat transfer in semiconductors and dielectric materials is to use the Boltzmann transport equation, which reduces to the equation of phonon radiative transfer under the relaxation time approximation. Transfer and generation...

... conductivities are given in Table 2 . Good agreement is observed between the experimental and predicted apparent thermal conductivities. At room temperature. radiative transfer is not preponderant and the full and reduced models are appropriate to calculate the apparent thermal conductivities. 29 08...

... 05 2010 convection flow through porous media radiative transfer cellular porous medium radiative heat transfer temperature-dependent conductivity onset of convection Horton–Rogers–Lapwood problem Radiative transfer in cellular porous materials has been recently reviewed...

... considerable longer, although the setup time to describe a new geometry is very short and essentially independent of system complexity. 31 05 2009 26 11 2009 28 04 2010 28 04 2010 furnaces heat radiation integration Monte Carlo methods radiative transfer ray tracing...

... , Physical and Computational Aspects of Convective Heat Transfer , Springer , New York . 10 11 2008 06 12 2009 01 04 2010 01 04 2010 external flows flow through porous media heat radiation magnetohydrodynamics natural convection radiative transfer viscosity MHD...

...-driven reactor ( 23 ). The fluid phase is assumed to be radiatively non-participating. Hence, the variation in the radiative intensity in continuum models is described by a single equation of radiative transfer (RTE) ( 29 30 ). 7 d I λ ( s , s ̂ ) d s + β λ I λ...