Review of emerging concepts in distribution system state estimation: Opportunities and challenges

AP Yadav, J Nutaro, B Park, J Dong, B Liu… - IEEE …, 2023 - ieeexplore.ieee.org
Distribution System State Estimation (DSSE) infers the states (eg, voltage phasors) using
measurements from the electric distribution grid. As the distribution network becomes more …

Simultaneous robust state estimation, topology error processing, and outage detection for unbalanced distribution systems

Z Soltani, S Ma, M Khorsand… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This paper proposes an efficient algorithmic approach that overcomes the critical challenges
in real-time unbalanced distribution system state estimation, topology error processing, and …

Physics-informed graphical learning and Bayesian averaging for robust distribution state estimation

D Cao, J Zhao, W Hu, N Yu, J Hu… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This article proposes a robust topology change-aware distribution system state estimation
(DSSE) method based on a physics-informed graph neural network and Bayesian …

A novel state estimation method for distribution networks with low observability based on linear AC optimal power flow model

M Zeraati, MR Sheibani, F Jabari… - Electric Power Systems …, 2024 - Elsevier
The state estimation (SE) problem is one of the key functions in real-time control and
management of modern electrical distribution networks. However, due to the complex …

Evaluation of computational complexity for distribution systems state estimation

B Zargar, F Ponci, A Monti - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Distribution system state estimation (DSSE) is a key monitoring function for system operators
to automate, control, and operate the active distribution grids. The computational complexity …

Decentralized robust state estimation for hybrid AC/DC distribution systems with smart meters

M Huang, J Zhao, Z Wei, M Pau, G Sun - International Journal of Electrical …, 2022 - Elsevier
Hybrid AC/DC distribution systems are becoming a popular means to accommodate the
increasing penetration of distributed energy resources and flexible loads. This paper …

Real-time topology detection and state estimation in distribution systems using micro-pmu and smart meter data

Z Soltani, M Khorsand - IEEE Systems Journal, 2022 - ieeexplore.ieee.org
Topology detection and state estimation in real-time are critical for modern distribution
systems management and control. However, the number of sensors in distribution networks …

Forecasting-aided joint topology/state estimation for distribution systems via Bayesian non-parametric modeling

T Zhang, W Zhang, Q Zhao, Z Li… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
To ensure the validity of distribution system state estimation (DSSE) in case of frequent
topology changes, it is important to develop DSSE methods with topology identification …

Kernel structure design for data-driven probabilistic load flow studies

J Liu, P Srikantha - IEEE Transactions on Smart Grid, 2022 - ieeexplore.ieee.org
In power system analysis, probabilistic load flow (PLF) accounts for uncertainties stemming
from power entities such as renewable generation systems and consumer demands. In this …

Robust interval state estimation for distribution systems considering pseudo-measurement interval prediction

X Zhang, W Yan, M Huo, H Li - Journal of Modern Power …, 2023 - ieeexplore.ieee.org
Interval state estimation (ISE) can estimate state intervals of power systems according to
confidence intervals of predicted pseudo-measurements, thereby analyzing the impact of …