Abstract

This paper presents the optimal tuning of power system stabilizer parameters using a newly introduced evolutionary algorithm called Population based Incremental Learning (PBIL). to robustly stabilize the system, an objective function that minimizes the infinity norm of the closed-loop system is introduced such that the parameters of a fixed structure PSS are optimally tuned, and the controller stabilizes a pre-specified set of system models. the PBIL-PSS is compared with the Conventional PSS (CPSS). the simulation results presented in this paper show that the proposed PBIL-PSS is more effective than the Conventional PSS in damping the low frequency oscillations. the performance of the proposed PSS is also evaluated using the Real Time Digital Simulator (RTDS). the experimental results obtained from the RTDS confirm the proposed controller is robust for under small disturbance. © 2009 IEEE.

Department(s)

Electrical and Computer Engineering

Keywords and Phrases

Hinfinity optimal control; Low-frequency oscillations; PBIL; PSS; Robust stability

International Standard Book Number (ISBN)

978-142443476-3

International Standard Serial Number (ISSN)

0197-2618

Document Type

Article - Conference proceedings

Document Version

Citation

File Type

text

Language(s)

English

Rights

© 2024 Institute of Electrical and Electronics Engineers, All rights reserved.

Publication Date

01 Dec 2009

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