Improved Particle Swarm Optimization for the Determination of Chaboche Model Parameters of the Elastoplastic Behavior Railway Steel


Authors : Tchikdje K. Marthe P. ; Kalameu Alain; Djeumako Bonaventure; Kenmeugne Bienvenu; Annouar Djidda Mahamat

Volume/Issue : Volume 8 - 2023, Issue 12 - December

Google Scholar : http://tinyurl.com/5c2r2ujc

Scribd : http://tinyurl.com/fza9jy84

DOI : https://doi.org/10.5281/zenodo.10488254

Abstract : This paper presents new Particle Swarm Optimization algorithm for the determination of Chaboche model parameter. This is based on the reduction of search-space where the optimal parametersare belonged. The obtained results are compared to other metaheuristic approaches mainly the Genetic Algorithm and standard Particle Swarm Optimization by using the Mean Square Error and optimization time as criteria.The first yielded0.316 for a new approach. Despite this efficiency, the proposed approach has the highest optimization time, which is 787 seconds against 712 seconds for a standard Particle Swarm Optimization, and 615seconds for a Genetic Algorithm.

Keywords : Chaboche model; hardening parameter;genetic algorithm and particle swarm optimization.

This paper presents new Particle Swarm Optimization algorithm for the determination of Chaboche model parameter. This is based on the reduction of search-space where the optimal parametersare belonged. The obtained results are compared to other metaheuristic approaches mainly the Genetic Algorithm and standard Particle Swarm Optimization by using the Mean Square Error and optimization time as criteria.The first yielded0.316 for a new approach. Despite this efficiency, the proposed approach has the highest optimization time, which is 787 seconds against 712 seconds for a standard Particle Swarm Optimization, and 615seconds for a Genetic Algorithm.

Keywords : Chaboche model; hardening parameter;genetic algorithm and particle swarm optimization.

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