A high-order and efficient numerical technique for the nonlocal neutron diffusion equation representing neutron transport in a nuclear reactor

W Wang, H Zhang, X Jiang, X Yang - Annals of Nuclear Energy, 2024 - Elsevier
In this paper, a high-order and efficient numerical technique is constructed to solve nonlocal
neutron diffusion equation with delayed neutrons representing neutron transport in a nuclear …

Numerical approximation of a fractional neutron diffusion equation for neutron flux profile in a nuclear reactor

P Roul, V Rohil, G Espinosa-Paredes… - Progress in Nuclear …, 2024 - Elsevier
This paper focuses on development of an efficient numerical technique for approximation of
a fractional neutron diffusion equation with delayed neutrons for neutron flux profile in a …

An implicit finite difference method for solving the corrected fractional neutron point kinetics equations

P Roul, H Madduri, K Obaidurrahman - Progress in Nuclear Energy, 2019 - Elsevier
It is well known that Espinosa-parades et al.(Espinosa-Paredes et al., 2011) proposed a
fractional neutron point kinetic (FNPK) model with multi-group of delayed neutrons to …

A new compartmental fractional neutron point kinetic equations with different fractional orders

G Espinosa-Paredes, CA Cruz-López - Nuclear Engineering and Design, 2024 - Elsevier
Fractional models of the Neutron Point Kinetic Equations have been developed to overcome
certain limitations related to the classical approaches, considering more general physical …

Solution of nonlinear fractional-order models of nuclear reactor with parallel computing: Implementation on GPU platform

YC Keluskar, NG Singhaniya, VA Vyawahare… - Annals of Nuclear …, 2024 - Elsevier
This paper present novel parallel computing algorithms for numerical solution of nonlinear
fractional-order (FO) models of nuclear reactor. These FO models arise by virtue of …

Nonlinear fractional sliding mode controller based on reduced order FNPK model for output power control of nuclear research reactors

NZ Davijani, G Jahanfarnia… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
One of the most important issues with respect to nuclear reactors is power control. In this
study, we designed a fractional-order sliding mode controller based on a nonlinear fractional …

[图书][B] Fractional-order Modeling of nuclear reactor: from subdiffusive neutron transport to control-oriented models: a systematic approach

V Vyawahare, PSV Nataraj - 2018 - books.google.com
This book addresses the topic of fractional-order modeling of nuclear reactors. Approaching
neutron transport in the reactor core as anomalous diffusion, specifically subdiffusion, it …

Numerical-analytical solutions of the fractional point kinetic model with Caputo derivatives

MA Polo-Labarrios, FA Godínez… - Annals of Nuclear …, 2022 - Elsevier
Novel solutions to the fractional neutron point kinetic equations in terms of Caputo
derivatives are obtained for three different cases: 1) constant reactivity; 2) cold startup …

[HTML][HTML] Robustness of optimized FPID controller against uncertainty and disturbance by fractional nonlinear model for research nuclear reactor

N Zare, G Jahanfarnia, A Khorshidi, J Soltani - Nuclear Engineering and …, 2020 - Elsevier
In this study, a fractional order proportional integral derivative (FOPID) controller is designed
to create the reference power trajectory and to conquer the uncertainties and external …

Modified fractional neutron point kinetics equations for finite and infinite medium of bar reactor core

YM Hamada - Annals of Nuclear Energy, 2017 - Elsevier
Fractional order neutron point kinetics equations are generalization of the classical neutron
point kinetics equations. The system of the fractional neutron point kinetics equations is …