...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...

... with properties obtained from high-resolution spectroscopic databases. In this paper a brief review of the historical development of nongray models and property databases is given, culminating with a more detailed description of the most modern spectral tools. radiative transfer spectral models band...

... 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...

... reactive flow combustion combustion equipment diffusion flames heat transfer laminar flow organic compounds pipe flow radiative transfer combustion and reactive flows radiative heat transfer experimental techniques Flame radiation originates from emission of energy by hot gaseous...

... 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...

... of Radiative Transfer: P3 Approximation ,” AIAA J. 0001-1452 , 17 , pp. 424 – 431 . 10.2514/3.61142 Menguc , M. P. , and Viscanta , R. , 1985 , “ Radiative Transfer in Three-Dimensional Rectangular Enclosures Containing Inhomogeneous, Anisotropically Scattering Media ,” J. Quant...

... methodology may be used to perform unsteady coupled calculations of turbulent combustion with radiation. 19 07 2010 17 01 2011 10 03 2011 10 03 2011 combustion flow simulation heat transfer radiative transfer turbulence turbulent combustion large eddy simulation...

... 23 06 2010 10 01 2011 10 01 2011 heat transfer Monte Carlo methods radiative transfer radiative transfer three dimensional ray effects isotropic scattering discrete ordinates method The study of radiative heat transfer in multidimensional geometries is critical...

...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...

... capacity of the porous medium σ Stefan–Boltzmann constant Subscripts b basic time-independent quiescent solution f fluid Superscripts   ∗ dimensional variable Viskanta , R. , 2009 , “ Overview of Radiative Transfer in Cellular...

... m : isotropic medium versus anisotropic medium 29 08 2009 29 10 2009 05 05 2010 05 05 2010 anisotropic media flow simulation heat conduction heat radiation radiative transfer thermal conductivity anisotropic medium isotropic medium fibrous scattering...

... 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...

... is observed for blowing. 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 flow Joule and viscous heating stretching surface free convection...

... media Monte Carlo methods particle size probability radiative transfer thermomechanical treatment packed-bed radiation solar energy gasification chemical reactors Morphological and effective heat/mass transfer properties of complex porous media are needed for the engineering...