Hybrid methods for radiation transport using diagonally implicit runge–kutta and space–time discontinuous galerkin time integration

MM Crockatt, AJ Christlieb, CK Garrett… - Journal of Computational …, 2019 - Elsevier
In this work, we describe extensions of a hybrid method for time-dependent linear, kinetic
radiation transport problems to high-order time integration schemes of the diagonally-implicit …

Adaptive search strategy based chemical reaction optimization scheme for task scheduling in discrete multiphysical coupling applications

X Xiao, C Li, B Jiang, Q Cai, K Li, Z Tang - Applied Soft Computing, 2022 - Elsevier
Parallel computing problems of multiphysical coupling applications based on discrete grids
can be equivalently transformed into parallel computing problems based on a directed …

Ray effect mitigation through reference frame rotation

J Tencer - Journal of Heat Transfer, 2016 - asmedigitalcollection.asme.org
The discrete ordinates method is a popular and versatile technique for solving the radiative
transport equation, a major drawback of which is the presence of ray effects. Mitigation of ray …

GPU acceleration of an iterative scheme for gas-kinetic model equations with memory reduction techniques

L Zhu, P Wang, S Chen, Z Guo, Y Zhang - Computer Physics …, 2019 - Elsevier
This paper presents a Graphics Processing Unit (GPU) acceleration of an iteration-based
discrete velocity method (DVM) for gas-kinetic model equations. Unlike the previous GPU …

3D cartesian transport sweep for massively parallel architectures with PARSEC

S Moustafa, M Faverge, L Plagne… - 2015 IEEE International …, 2015 - ieeexplore.ieee.org
High-fidelity nuclear power plant core simulations require solving the Boltzmann transport
equation. In discrete ordinates methods, the most computationally demanding operation of …

Parallel computing of numerical schemes and big data analytic for solving real life applications

N Alias, NNY Suhari, HFS Saipol, AA Dahawi… - Jurnal …, 2016 - journals.utm.my
This paper proposed the several real life applications for big data analytic using parallel
computing software. Some parallel computing software under consideration are Parallel …

[HTML][HTML] Goal-based h-adaptivity of the 1-D diamond difference discrete ordinate method

RS Jeffers, J Kópházi, MD Eaton, F Févotte… - Journal of …, 2017 - Elsevier
The quantity of interest (QoI) associated with a solution of a partial differential equation
(PDE) is not, in general, the solution itself, but a functional of the solution. Dual weighted …

An improved parallelism scheme for deterministic discrete ordinates transport

T Deakin, S McIntosh-Smith… - … Journal of High …, 2018 - journals.sagepub.com
In this paper we demonstrate techniques for increasing the node-level parallelism of a
deterministic discrete ordinates neutral particle transport algorithm on a structured mesh to …

Efficient and Portable Vectorized Sweep Kernels for the Transport Equation on 3D Cartesian Grids Using the Kokkos Framework

G Suau, A Calloo, R Baron… - Nuclear Science and …, 2024 - Taylor & Francis
This paper describes the implementation of efficient and portable vectorized sweep kernels
as part of the resolution of the neutron transport equation on three-dimensional Cartesian …

Expressing parallelism on many-core for deterministic discrete ordinates transport

T Deakin, S McIntosh-Smith… - 2015 IEEE International …, 2015 - ieeexplore.ieee.org
In this paper we demonstrate techniques for increasing the node-level parallelism of a
deterministic discrete ordinates neutral particle transport algorithm on a structured mesh to …