6 citations · 17 across the 8 of their papers we have counts for
8 papers
A Variable Eddington Factor Model for Thermal Radiative Transfer with Closure based on Data-Driven Shape Function
Joseph M. Coale, Dmitriy Y. Anistratov
A new variable Eddington factor (VEF) model is presented for nonlinear problems of thermal radiative transfer (TRT). The VEF model is a data-driven one that acts on known (a-priori…
A Reduced-Order Model for Nonlinear Radiative Transfer Problems Based on Moment Equations and POD-Petrov-Galerkin Projection of the Normalized Boltzmann Transport Equation
Joseph M. Coale, Dmitriy Y. Anistratov
A data-driven projection-based reduced-order model (ROM) for nonlinear thermal radiative transfer (TRT) problems is presented. The TRT ROM is formulated by (i) a hierarchy of low-o…
Multilevel Method for Thermal Radiative Transfer Problems with Method of Long Characteristics for the Boltzmann Transport Equation
Joseph M. Coale, Dmitriy Y. Anistratov
In this paper analysis is performed on a computational method for thermal radiative transfer (TRT) problems based on the multilevel quasidiffusion (variable Eddington factor) metho…
A Nonlinear Projection-Based Iteration Scheme with Cycles over Multiple Time Steps for Solving Thermal Radiative Transfer Problems
Joseph M. Coale, Dmitriy Y. Anistratov
In this paper we present a multilevel projection-based iterative scheme for solving thermal radiative transfer problems that performs iteration cycles on the high-order Boltzmann t…
Reduced order models for nonlinear radiative transfer based on moment equations and POD/DMD of Eddington tensor
Joseph M. Coale, Dmitriy Y. Anistratov
A new group of reduced-order models (ROMs) for nonlinear thermal radiative transfer (TRT) problems is presented. They are formulated by means of the nonlinear projective approach a…
Implicit Methods with Reduced Memory for Thermal Radiative Transfer
Dmitriy Y. Anistratov, Joseph M. Coale
This paper presents approximation methods for time-dependent thermal radiative transfer problems in high energy density physics. It is based on the multilevel quasidiffusion method…
Multilevel Second-Moment Methods with Group Decomposition for Multigroup Transport Problems
Dmitriy Y. Anistratov, Joseph M. Coale, James S. Warsa +1
This paper presents multilevel iterative schemes for solving the multigroup Boltzmann transport equations (BTEs) with parallel calculation of group equations. They are formulated w…
Reduced-Order Models for Thermal Radiative Transfer Based on POD-Galerkin Method and Low-Order Quasidiffusion Equations
Joseph M. Coale, Dmitriy Y. Anistratov
This paper presents a new technique for developing reduced-order models (ROMs) for nonlinear radiative transfer problems in high-energy density physics. The proper orthogonal decom…