Multiobjective optimal power flow using Improved Strength Pareto Evolutionary Algorithm (SPEA2)

Muhammad Tami Al-Hajri*, M. A. Abido

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

13 Scopus citations

Abstract

In this paper Improved Strength Pareto Evolutionary Algorithm (SPEA2) is presented and developed for Multiobjective Optimal Power Flow (OPF) problem. The generation OPF optimization problem is formulated as a nonlinear constrained multiobjective problem where the generation real power and the system voltage stability are optimized concurrently. Truncation algorithms are used to manage the Pareto-Optimal set size. The best compromise solution is extracted using fuzzy set theory. The SPEA2 performance results were compared to Strength Pareto Evolutionary Algorithm (SPEA) performance results. The results exhibit the capabilities of the proposed approach in produce well-distributed Pareto-optimal solutions for the subject multiobjective OPF optimization problem.

Original languageEnglish
Title of host publicationProceedings of the 2011 11th International Conference on Intelligent Systems Design and Applications, ISDA'11
Pages1097-1103
Number of pages7
DOIs
StatePublished - 2011

Publication series

NameInternational Conference on Intelligent Systems Design and Applications, ISDA
ISSN (Print)2164-7143
ISSN (Electronic)2164-7151

Keywords

  • Evolutionary Algorithms
  • Improved Strength Pareto Evolutionary Algorithms (SPEA2)
  • Multiobjective Optimization
  • Strength Pareto Evolutionary Algorithms (SPEA)

ASJC Scopus subject areas

  • Artificial Intelligence
  • Computer Science Applications
  • Signal Processing
  • Control and Systems Engineering

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