Transient Stability Enhancement of Power Systems Using Observer-Based Sliding Mode Control

Author(s):  
M. Ouassaid ◽  
M. Maaroufi ◽  
M. Cherkaoui
2018 ◽  
Vol 41 (5) ◽  
pp. 1418-1434 ◽  
Author(s):  
B Yang ◽  
T Yu ◽  
HC Shu ◽  
W Yao ◽  
L Jiang

This paper presents the design of a sliding-mode perturbation observer-based sliding-mode control for stability enhancement of multi-machine power systems. The combinatorial effect of nonlinearities, parameter uncertainties, unmodelled dynamics and time-varying external disturbances is aggregated into a perturbation, which is rapidly estimated by a sliding-mode state and perturbation observer and then fully compensated by a sliding-mode controller in real time. The attractiveness of the sliding surface is analysed theoretically in the context of the Lyapunov criterion. The proposed control does not require an accurate system model and only one state measurement is needed. In addition, an over-conservative control effort can be effectively avoided via perturbation compensation. Simulation results for a three-machine power system and the New England power system verify the effectiveness of the proposed approach.


2021 ◽  
Author(s):  
Irfan Sami ◽  
Arzam Abid ◽  
Naseer Khan ◽  
Malik Muhammad Zaid ◽  
Hamza Ahmad ◽  
...  

2020 ◽  
Vol 45 (53) ◽  
pp. 29222-29234 ◽  
Author(s):  
Mohamed Derbeli ◽  
Oscar Barambones ◽  
Maissa Farhat ◽  
Jose Antonio Ramos-Hernanz ◽  
Lassaad Sbita

2014 ◽  
Vol 47 (1) ◽  
pp. 1054-1060
Author(s):  
M. Irfan ◽  
S. Kulkarni ◽  
P. Kulkarni ◽  
S. Wagh ◽  
N.M. Singh

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