Examination of semi-analytical solution methods in the coarse operator of parareal algorithm for power system simulation

B Park, K Sun, A Dimitrovski, Y Liu… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
With continuing advances in high-performance parallel computing platforms, parallel
algorithms have become powerful tools for development of faster than real-time power …

Resilient adaptive parallel sImulator for griD (RAPID): An open source power system simulation toolbox

B Park, S Allu, K Sun, A Dimitrovski… - IEEE Open Access …, 2022 - ieeexplore.ieee.org
This paper describes an open source power system simulation toolbox: Resilient Adaptive
Parallel sImulator for griD (RAPID), a package of Python codes that implements an …

Adaptive Homotopy Based Coarse Solver for Parareal-in-Time Transient Stability Simulations

FC Joseph, G Gurrala - IEEE Transactions on Power Systems, 2024 - ieeexplore.ieee.org
The Parareal-in-time algorithm belongs to a class of temporal decomposition methods for
parallel solutions of differential equations. Parareal utilizes two solvers: a coarse solver and …

PowerSAS. m—An Open-Source Power System Simulation Toolbox Based on Semi-Analytical Solution Technologies

J Liu, R Yao, F Qiu, Y Liu, K Sun - IEEE Open Access Journal of …, 2023 - ieeexplore.ieee.org
In handling complex power system simulation tasks, semi-analytical solution (SAS) methods
have proven to be numerically robust and computationally efficient. They provide a …

Non-iterative semi-implicit integration method for active distribution networks with a high penetration of distributed generations

W Liu, W Gu, P Li, G Cao, W Shi… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
With the increasing penetration of distributed generations (DGs), the equations governing
active distribution networks (ADNs) exhibit stronger nonlinearity and greater stiffness …

Power system simulation using a differential transformation method

Y Liu - 2022 - trace.tennessee.edu
Power System Simulation Using a Differential Transformation Method Page 1 University of
Tennessee, Knoxville TRACE: Tennessee Research and Creative Exchange Doctoral Dissertations …

Homotopy based error estimator for adaptive modified euler in transient stability simulations

FC Joseph, G Gurrala - 2022 International Conference on …, 2022 - ieeexplore.ieee.org
Modified Euler is a well known solver for transient stability simulations even in commercial
packages and adaptive step size is used to reduce the simulation run time. Multistage …

Dynamic simulation of distribution networks using multi-stage discontinuous Galerkin method

R Yu, W Gu, W Liu, P Li, W Liu - CSEE Journal of Power and …, 2020 - ieeexplore.ieee.org
Dynamic simulation plays a fundamental role in security evaluation of distribution networks
(DNs). However, the strong stiffness and non-linearity of distributed generation (DG) models …

Performance and feature improvements in parareal-based power system dynamic simulation

B Park, K Sun, A Dimitrovski, Y Liu… - … on Power Systems …, 2020 - ieeexplore.ieee.org
In recent years, a novel Parareal-based approach has been developed for fast transient
simulations of large power system interconnections. Parareal belongs to the class of Parallel …

Power System Simulation: From Numerical to Semi‐Analytical

K Sun - Power System Simulation Using Semi‐Analytical …, 2023 - Wiley Online Library
This chapter provides an introduction to the emerging field of semi‐analytical methods for
time‐domain simulation of bulk power systems. After reviewing the basics of power system …