Free probability theory based event detection for power grids using iot-enabled measurements

H Wang, B Wang, J Zhang, C Liu… - Journal of Modern Power …, 2023 - ieeexplore.ieee.org
Taking the advantage of Internet of Things (IoT) enabled measurements, this paper
formulates the event detection problem as an information-plus-noise model, and detects …

Synchrophasor-based event detection, classification, and localization using koopman, transient energy matrix, best worth method, and dynamic graph

A Vosughi, SK Sadanandan… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The integration of high-resolution data from phasor measurement units (PMUs) in the power
grid operation provides an opportunity for enhanced situational awareness and possible …

Spatiotemporal Adversarial Domain Generalization for Locating Subsynchronous Oscillation Sources Under Unseen Conditions in Large-Scale Renewable Power …

X Dong, W Du, Q Fu, HF Wang - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Subsynchronous oscillations (SSOs) in renewable power systems have emerged as a major
challenge, jeopardizing the stability and safety of power system operations. Thus, it is …

Event analysis in transmission systems using spatial temporal graph encoder decoder (stged)

A Ahmed, SK Sadanandan, S Pandey… - … on Power Systems, 2022 - ieeexplore.ieee.org
Phasor Measurement Units (PMUs) are located at different geographic positions in the
transmission system, generating measurement data that can be analyzed to monitor and …

[HTML][HTML] Fisher matrix based fault detection for PMUs data in power grids

K Chen, D Jiang, B Wang, H Wang - … Journal of Electrical Power & Energy …, 2024 - Elsevier
In this paper, using the data collected from phasor measurement units (PMUs), two methods
based on Fisher random matrix are proposed to detect faults in power grids. Firstly, the fault …

High-quality sample generation for power system transient stability assessment based on data-driven methods

B Li, P Fan, Q Chen, R Li, K Lin - CSEE Journal of Power and …, 2025 - ieeexplore.ieee.org
Deep learning technology is identified as a valid tool for transient stability assessment (TSA).
Moreover, the superior performance of TSA model depends on generous labeled samples …

A Dynamic Behavior-Based Bulk Power System Event Signature Library With Empirical Clustering

K Yamashita, B Foggo, X Kong, Y Cheng, J Shi… - IEEE …, 2022 - ieeexplore.ieee.org
The grid reinforcement, advanced grid stabilizing systems, and inverter-interfaced loads
have varied power system dynamics. The changing trends of various dynamic phenomena …

Operation state evaluation method of smart distribution network based on free probability theory

J Zhang, B Wang, H Wang, H Ma, F Ma, Y Li… - Frontiers in Energy …, 2022 - frontiersin.org
In view of the current situation that the new generation of smart grids with “double high”
characteristics is in urgent need of effective state evaluation methods due to the …

Cascading Event Analysis in Distribution Networks Based on High-Dimensional Factor Models

F Yang, J Qiao, M Shi, Z Zhao… - 2023 8th Asia Conference …, 2023 - ieeexplore.ieee.org
Cascading event detection is essential for situational awareness and the secure operation of
distribution networks. In this paper, based on high-dimensional factor models (HDFMs), an …