Online data-driven equivalent model derivation based on distribution network signatures using a machine learning approach

GA Barzegkar-Ntovom, EO Kontis… - … on Smart Grid, 2024 - ieeexplore.ieee.org
Parameters of distribution network (DN) equivalent models, developed via the measurement-
based modelling approach are highly dependent on various factors, such as the loading …

Identification of inertia constants using time-domain vector fitting

NE Skopetou, AI Sfetkos, EO Kontis… - Electric Power Systems …, 2024 - Elsevier
The increasing penetration of converter-interfaced renewable energy sources in the quest to
decarbonize power grids has introduced significant challenges considering the safe and …

Methodology for Power Systems' Emergency Control Based on Deep Learning and Synchronized Measurements

M Senyuk, M Safaraliev, A Pazderin, O Pichugova… - Mathematics, 2023 - mdpi.com
Modern electrical power systems place special demands on the speed and accuracy of
transient and steady-state process control. The introduction of renewable energy sources …

Validation of a holistic system for operational analysis and provision of ancillary services in active distribution networks

TA Papadopoulos, KD Pippi, GA Barzegkar-Ntovom… - Energies, 2023 - mdpi.com
The advent of distributed renewable energy sources (DRESs) has led to the progressive
transformation of traditional distribution networks to active components of the power system …

[HTML][HTML] Learning-based state estimation in distribution systems with limited real-time measurements

JG De la Varga, S Pineda, JM Morales… - Electric Power Systems …, 2025 - Elsevier
The task of state estimation in active distribution systems faces a major challenge due to the
integration of different measurements with multiple reporting rates. As a result, distribution …

Automatic processing of dynamic responses via wavelet transform for the development of dynamic equivalent models

EP Saroudis, TA Papadopoulos… - … Energy, Grids and …, 2024 - Elsevier
The ever-increasing requirements for electricity, the emergence of microgrids and the
escalating penetration of distributed generators has reinvigorated the interest in dynamic …

Wavelet-based automatic processing of dynamic responses for the development of dynamic load models

EP Saroudis, TA Papadopoulos… - … on Energy Transition …, 2022 - ieeexplore.ieee.org
The ever-increasing requirements for electricity, the emergence of microgrids and the
escalating penetration of distributed generators has reinvigorated the interest in load …

Combined Transmission and Distribution Test System for Small-Signal Stability Analysis: Initial Results

TA Papadopoulos… - 2022 57th …, 2022 - ieeexplore.ieee.org
In modern power systems is recommended to study the overall system with detailed
understanding of the large-scale generation, the wider transmission network, the distributed …

Identification of Closed-spaced and Poorly-damped Oscillatory Modes in Ringdown Responses of Power Systems

TA Papadopoulos… - … on Energy Transition …, 2022 - ieeexplore.ieee.org
Several mode identification methods have been proposed in the literature to estimate
oscillatory modes contained in power grid ringdown responses. Prony, eigenvalue …

Online Electromechanical Mode Identification from Power System Ringdown Responses

AI Sfetkos, GA Barzegkar-Ntovom… - … on Energy Transition …, 2024 - ieeexplore.ieee.org
This paper introduces a comprehensive methodology for the online identification of
electromechanical modes. Within the proposed framework, a series of tasks is executed …