Grey wolf optimizer for identification of liquid slosh behavior using continuous-time hammerstein model

This paper presents the identification of liquid slosh plant using the Hammerstein model based on Grey Wolf Optimizer (GWO) method. A remote car that carrying a container of liquid is considered as the liquid slosh experimental rig. In contrast to other research works, this paper consider a piece-wi...

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Main Authors: Mohd Ashraf, Ahmad, Zulkifli, Musa, Mohd Helmi, Suid, Mohd Zaidi, Mohd Tumari
Format: Article
Language:English
English
Published: IAES 2020
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/27929/1/11.%20A%20grey%20wolf%20optimizer%20for%20identification%20of%20liquid.pdf
http://umpir.ump.edu.my/id/eprint/27929/2/11.1%20A%20grey%20wolf%20optimizer%20for%20identification%20of%20liquid.pdf
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author Mohd Ashraf, Ahmad
Zulkifli, Musa
Mohd Helmi, Suid
Mohd Zaidi, Mohd Tumari
author_facet Mohd Ashraf, Ahmad
Zulkifli, Musa
Mohd Helmi, Suid
Mohd Zaidi, Mohd Tumari
author_sort Mohd Ashraf, Ahmad
collection UMP
description This paper presents the identification of liquid slosh plant using the Hammerstein model based on Grey Wolf Optimizer (GWO) method. A remote car that carrying a container of liquid is considered as the liquid slosh experimental rig. In contrast to other research works, this paper consider a piece-wise affine function in the nonlinear function of the Hammerstein model, which is more generalized function. Moreover, a continuous-time transfer function is utilized in the Hammerstein model, which is more suitable to represent a real system. The GWO method is used to tune both coefficients in the nonlinear function and transfer function of the Hammerstein model such that the error between the identified output and the real experimental output is minimized. The effectiveness of the proposed framework is assessed in terms of the convergence curve response, output response, and the stability of the identified model through the bode plot and pole zero map. The results show that the GWO based method is able to produce a Hammerstein model that yields identified output response close to the real experimental slosh output
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spelling UMPir279292020-10-08T02:27:44Z http://umpir.ump.edu.my/id/eprint/27929/ Grey wolf optimizer for identification of liquid slosh behavior using continuous-time hammerstein model Mohd Ashraf, Ahmad Zulkifli, Musa Mohd Helmi, Suid Mohd Zaidi, Mohd Tumari TK Electrical engineering. Electronics Nuclear engineering This paper presents the identification of liquid slosh plant using the Hammerstein model based on Grey Wolf Optimizer (GWO) method. A remote car that carrying a container of liquid is considered as the liquid slosh experimental rig. In contrast to other research works, this paper consider a piece-wise affine function in the nonlinear function of the Hammerstein model, which is more generalized function. Moreover, a continuous-time transfer function is utilized in the Hammerstein model, which is more suitable to represent a real system. The GWO method is used to tune both coefficients in the nonlinear function and transfer function of the Hammerstein model such that the error between the identified output and the real experimental output is minimized. The effectiveness of the proposed framework is assessed in terms of the convergence curve response, output response, and the stability of the identified model through the bode plot and pole zero map. The results show that the GWO based method is able to produce a Hammerstein model that yields identified output response close to the real experimental slosh output IAES 2020-04 Article PeerReviewed pdf en http://umpir.ump.edu.my/id/eprint/27929/1/11.%20A%20grey%20wolf%20optimizer%20for%20identification%20of%20liquid.pdf pdf en http://umpir.ump.edu.my/id/eprint/27929/2/11.1%20A%20grey%20wolf%20optimizer%20for%20identification%20of%20liquid.pdf Mohd Ashraf, Ahmad and Zulkifli, Musa and Mohd Helmi, Suid and Mohd Zaidi, Mohd Tumari (2020) Grey wolf optimizer for identification of liquid slosh behavior using continuous-time hammerstein model. Bulletin of Electrical Engineering and Informatics, 9 (2). pp. 542-549. ISSN 2089-3191 (Print); 2302-9285 (Online). (Published) http://dx.doi.org/10.11591/eei.v9i2.2074 http://dx.doi.org/10.11591/eei.v9i2.2074
spellingShingle TK Electrical engineering. Electronics Nuclear engineering
Mohd Ashraf, Ahmad
Zulkifli, Musa
Mohd Helmi, Suid
Mohd Zaidi, Mohd Tumari
Grey wolf optimizer for identification of liquid slosh behavior using continuous-time hammerstein model
title Grey wolf optimizer for identification of liquid slosh behavior using continuous-time hammerstein model
title_full Grey wolf optimizer for identification of liquid slosh behavior using continuous-time hammerstein model
title_fullStr Grey wolf optimizer for identification of liquid slosh behavior using continuous-time hammerstein model
title_full_unstemmed Grey wolf optimizer for identification of liquid slosh behavior using continuous-time hammerstein model
title_short Grey wolf optimizer for identification of liquid slosh behavior using continuous-time hammerstein model
title_sort grey wolf optimizer for identification of liquid slosh behavior using continuous time hammerstein model
topic TK Electrical engineering. Electronics Nuclear engineering
url http://umpir.ump.edu.my/id/eprint/27929/1/11.%20A%20grey%20wolf%20optimizer%20for%20identification%20of%20liquid.pdf
http://umpir.ump.edu.my/id/eprint/27929/2/11.1%20A%20grey%20wolf%20optimizer%20for%20identification%20of%20liquid.pdf
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