Unified discontinuous Galerkin finite-element framework for transient conjugated radiation-conduction heat transfer

CH Wang, XY Zhang, CC Pan, ZY Jiang - Physical Review E, 2023 - APS
Research on conjugated radiation-conduction (CRC) heat transfer in participating media is
of vital scientific and engineering significance due to its extensive applications. Appropriate …

Angular-spatial discontinuous Galerkin method for radiative heat transfer with a participating medium in complex three-dimensional geometries

S Li, Y Sun, J Ma, R Zhou - … Communications in Heat and Mass Transfer, 2023 - Elsevier
The angular-spatial discontinuous Galerkin method (ASDGM) is a numerical technique
developed to solve the radiative transfer equation (RTE) in complex three-dimensional …

Conductive-radiative heat transfer within SiC-based cellular ceramics at high-temperatures: A discrete-scale finite element analysis

MA Badri, Y Favennec, P Jolivet, B Rousseau - Finite Elements in Analysis …, 2020 - Elsevier
Cellular ceramic materials possess many favorable properties that allow to develop efficient
modern-day high-temperature thermal energy conversion systems and processes. The …

Deterministic radiative transfer equation solver on unstructured tetrahedral meshes: Efficient assembly and preconditioning

P Jolivet, MA Badri, Y Favennec - Journal of Computational Physics, 2021 - Elsevier
Due to its integro-differential nature, deriving schemes for numerically solving the radiative
transfer equation (RTE) is challenging. Most solvers are efficient in specific scenarios …

Radiative, conductive and laminar convective coupled heat transfer analysis of molten salts based on finite element method

W Fuqiang, J Huijian, W Hao, C Ziming, T Jianyu… - Applied thermal …, 2018 - Elsevier
Radiative transfer is the dominant mode of heat transfer at high temperature for an
absorbing-scattering media. Due to the complex solving of radiative transfer equation …

On the diffusive limits of radiative heat transfer system I: Well-prepared initial and boundary conditions

M Ghattassi, X Huo, N Masmoudi - SIAM Journal on Mathematical Analysis, 2022 - SIAM
We study the diffusive limit approximation for a nonlinear radiative heat transfer system that
arises in the modeling of glass cooling and greenhouse effects and in astrophysics. The …

Auxiliary physics-informed neural networks for forward, inverse, and coupled radiative transfer problems

R Riganti, LD Negro - Applied Physics Letters, 2023 - pubs.aip.org
In this paper, we develop and employ auxiliary physics-informed neural networks (APINNs)
to solve forward, inverse, and coupled integrodifferential problems of radiative transfer …

Defect model modification method for thermal protection system with surface heat flux identification

T Wu, C Zhang, Y Yin, Y Zhang, H Ji, J Qiu - International Journal of Heat …, 2024 - Elsevier
Thermal protection systems (TPS) have become a key issue in ensuring the reliability of
hypersonic flights. Aimed at monitoring the thermal loads and possible defects for TPS, a …

[HTML][HTML] Existence and uniqueness of a transient state for the coupled radiative–conductive heat transfer problem

M Ghattassi, JR Roche, D Schmitt - Computers & Mathematics with …, 2018 - Elsevier
This paper deals with existence and uniqueness results for a transient nonlinear radiative–
conductive system in three-dimensional case. This system describes the heat transfer for a …

Reduced order observer of finite dimensional radiative-conductive heat transfer systems

M Ghattassi, M Boutayeb, JR Roche - SIAM Journal on Control and …, 2018 - SIAM
This article deals with a finite dimensional reduced order state observer for a class of
nonlinear partial differential equations (PDEs) described by a radiative transfer equation …