Deep learning based on Transformer architecture for power system short-term voltage stability assessment with class imbalance

Y Li, J Cao, Y Xu, L Zhu, ZY Dong - Renewable and Sustainable Energy …, 2024 - Elsevier
Most existing data-driven power system short-term voltage stability assessment (STVSA)
approaches presume class-balanced input data. However, in practical applications, the …

A comprehensive review of high-frequency AC microgrids for distribution systems

GS Chawda, W Su, M Wang - IEEE Transactions on Smart Grid, 2024 - ieeexplore.ieee.org
Continuous advancements in distributed generation, energy storage, electric vehicles, and
industrial modernization have forced the electrical distribution system to operate efficiently …

A systematic review on cascading failures models in renewable power systems with dynamics perspective and protections modeling

MZ Zakariya, J Teh - Electric Power Systems Research, 2023 - Elsevier
Cascading failure in renewable power systems is a hot topic that attracts most researchers
worldwide. This paper discusses the phenomena of blackout and cascading failure in terms …

Resilience analysis and cascading failure modeling of power systems under extreme temperatures

SR Khazeiynasab, J Qi - Journal of Modern Power Systems and …, 2021 - ieeexplore.ieee.org
In this paper, we propose an AC power flow based cascading failure model that explicitly
considers external weather conditions, extreme temperatures in particular, and evaluates …

[HTML][HTML] Fundamental study on the influence of dynamic load and distributed energy resources on power system short-term voltage stability

A Boričić, JLR Torres, M Popov - International Journal of Electrical Power & …, 2021 - Elsevier
Abstract The number of Distributed Energy Resources (DER) and dynamic loads is
increasing rapidly in modern power systems. Their aggregated effects on power grid …

An approach for monitoring and updating the load margin of power systems in dynamic security assessment

MEC Bento, RA Ramos - Electric Power Systems Research, 2021 - Elsevier
The main contribution of this paper is to propose an approach for monitoring and updating
the load margin of power systems related to Saddle-Node Bifurcations (related to voltage …

Robust representation learning for power system short-term voltage stability assessment under diverse data loss conditions

L Zhu, W Wen, Y Qu, F Shen, J Li… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
With the help of neural network-based representation learning, significant progress has
been recently made in data-driven online dynamic stability assessment (DSA) of complex …

Monitoring of the power system load margin based on a machine learning technique

MEC Bento - Electrical Engineering, 2022 - Springer
The voltage stability margin is an important load margin measure used in power system
operating centers to prevent a voltage collapse. However, oscillatory problems that arise …

Low frequency AC transmission upgrades with optimal frequency selection

D Sehloff, LA Roald - IEEE Transactions on Power Systems, 2021 - ieeexplore.ieee.org
The advantages of operating selected transmission lines at frequencies other than the
standard 50 or 60 Hz are numerous, encompassing increased power transfer capacity and …

Control of a hybrid shunt FACTS compensator for voltage collapse prevention in interconnected EHV power transmission systems

C Roy, D Chatterjee… - IEEE Journal of Emerging …, 2023 - ieeexplore.ieee.org
This article presents the converter topology for a hybrid shunt compensator (HSC) and its
control suitable for an extra-high-voltage (EHV) power transmission system that helps to …