Exact modeling of non-Gaussian measurement uncertainty in distribution system state estimation

M Vanin, T Van Acker, R D'hulst… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In power systems, state estimation (SE) is a widely investigated method to collate field
measurements and power flow (PF) equations to derive the most-likely state of the observed …

A distributed robust system-wide state estimation method for power systems based on maximum correntropy

T Chen, H Ren, G Chen, HB Gooi… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The distribution of measurement noise applied in practical power system state estimation
(PSSE) can deviate from the assumed Gaussian model, and the performance of an estimator …

A distributed multi-area power system state estimation method based on generalized loss function

T Chen, F Liu, P Li, L Sun… - … Science and Technology, 2023 - iopscience.iop.org
For power system state estimation, the measurement noise is usually assumed to follow the
Gaussian distribution, and the widely used estimator is the weighted least squares (WLS) …

A robust dynamic state estimation method for power systems using exponential absolute value-based estimator

T Chen, H Ren, P Li… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Even though the noise model applied in power system dynamic state estimation (DSE) is
usually assumed to be Gaussian, this is not the case due to the unknown system inputs …

Dynamic Synchrophasor Estimation Based on Weighted Real-Valued Sinc Interpolation Method

J Song, J Zhang, H Kuang, H Wen - IEEE Sensors Journal, 2022 - ieeexplore.ieee.org
Phasor measurement units (PMUs) are the cornerstone of intelligent sensing and monitoring
of power systems. The superiority of the sinc interpolation function-based least squares …

A robust state estimation method for power systems using generalized correntropy loss function

T Chen, H Luo, HB Gooi, EYS Foo, L Sun… - Expert Systems with …, 2024 - Elsevier
The accurate estimation of power system states is crucial for effective monitoring and control.
However, the performance of conventional state estimators, which assume Gaussian …

[HTML][HTML] A new robust dynamic state estimation approach for power systems with non-Gaussian noise

T Chen, F Liu, H Luo, EYS Foo, L Sun, Y Sun… - International Journal of …, 2024 - Elsevier
The Gaussian noise distribution is typically used in dynamic state estimation (DSE) but it is
not always true in practice because of abnormal system inputs, impulsive noise and …

An agent-based distributed state estimation approach for interconnected power systems

T Chen, H Ren, EYS Foo, P Li… - IEEE Systems …, 2022 - ieeexplore.ieee.org
Phasor measurement units (PMUs) are becoming more popular in power systems and most
of the distributed state estimation methods are based on the Gaussian measurement noise …

Revisiting the Optimal PMU Placement Problem in Multi-Machine Power Networks

MH Kazma, AF Taha - arXiv preprint arXiv:2306.13584, 2023 - arxiv.org
To provide real-time visibility of physics-based states, phasor measurement units (PMUs)
are deployed throughout power networks. PMU data enable real-time grid monitoring and …

A Robust Distributed State Estimation of AC/DC system with LCC-HVDC Tie Line

H Zhang, H Qi, S Wang - IEEE Access, 2023 - ieeexplore.ieee.org
A robust distributed state estimation algorithm for AC/DC system with AC tie lines and high
voltage direct current (LCC-HVDC) tie lines is proposed. The proposed algorithm consists of …