Fast screening of high-risk lines under false data injection attacks

L Che, X Liu, Z Li - IEEE Transactions on Smart Grid, 2018 - ieeexplore.ieee.org
False data injection attacks can compromise power system operational security by causing
severe branch overloads. A set of transmission lines can be more vulnerable to the attack …

Real-time transient stability assessment using dynamic equivalents and nonlinear observers

A Iravani, F De Leon - IEEE Transactions on Power Systems, 2020 - ieeexplore.ieee.org
This paper presents a new method for detecting the early stages of unstable conditions in
large-scale power systems. A reduced order dynamic model is introduced for each control …

Probabilistic framework for transient stability contingency ranking of power grids with active distribution networks: application in post disturbance security assessment

M Tajdinian, M Allahbakhshi… - IET Generation …, 2020 - Wiley Online Library
The conventional distribution network is becoming an active grid due to widespread
integration of distributed energy resources (DERs). This integration raises great concerns …

Transient stability assessment in bulk power grids using sequential minimal optimization based support vector machine with pinball loss

C Wang, X Kou, T Jiang, H Chen, G Li, F Li - Electric Power Systems …, 2023 - Elsevier
Recent studies show that support vector machine is a promising approach for predicting the
transient stability of power systems. However, most of the existing support vector machine …

Graphical Ways to Visualize Operational Risk Results for Transmission System Contingencies

Z Nazir, MHJ Bollen - Electricity, 2022 - mdpi.com
The increased complexity of the transmission grid can endanger the operational security of
the grid. Operational risk assessment, a stochastic tool, helps to enhance security …

Fast power system dynamic simulation using continued fractions

C Liu, B Wang, K Sun - IEEE Access, 2018 - ieeexplore.ieee.org
This paper proposes a novel method for power system dynamic simulation that solves power
system differential algebraic equations by a semi-analytical and semi-numerical approach …

An enhanced approach for probabilistic evaluation of transient stability

M Tajdinian, M Allahbakhshi, AR Seifi… - International Journal of …, 2020 - Elsevier
Due to the high penetration of renewable energy resources leading to the enhancement of
uncertainty, the probabilistic assessment of the transient stability has become more …

Optimal allocation of inverter connected DGs: An objective function to minimize deterioration of transient stability of power system

MHM Jahromi, S Soleymani, B Mozafari - International Journal of Electrical …, 2020 - Elsevier
While renewable energy resources have provided more flexibility in operation of power
system, it may threaten the security of the power system during transient phenomena …

Critical Propagation Path Identification for Cascading Overload Failures with Multi-Stage MILP

L Wang, S Zeng, J Liang, H Fan, T Li, P Luo… - IEEE …, 2022 - ieeexplore.ieee.org
Cascading overload failures of transmission lines are one of the dominant factors that
induce catastrophic blackouts. The reliability risk of cascading overload failures is …

A homotopy-based method for robust computation of controlling unstable equilibrium points

J Mitra, M Benidris - IEEE Transactions on Power Systems, 2019 - ieeexplore.ieee.org
This paper proposes a homotopy-based method for efficiently computing and precisely
determining controlling unstable equilibrium points (CUEPs) in transient stability analysis …