Chaos Control and Synchronization in Fractional-Order Lorenz-Like System

The present paper deals with fractional-order version of a dynamical system introduced by Chongxin et al. (2006). The chaotic behavior of the system is studied using analytic and numerical methods. The minimum effective dimension is identified for chaos to exist. The chaos in the proposed system is...

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Main Author: Sachin Bhalekar
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:International Journal of Differential Equations
Online Access:http://dx.doi.org/10.1155/2012/623234
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author Sachin Bhalekar
author_facet Sachin Bhalekar
author_sort Sachin Bhalekar
collection DOAJ
description The present paper deals with fractional-order version of a dynamical system introduced by Chongxin et al. (2006). The chaotic behavior of the system is studied using analytic and numerical methods. The minimum effective dimension is identified for chaos to exist. The chaos in the proposed system is controlled using simple linear feedback controller. We design a controller to place the eigenvalues of the system Jacobian in a stable region. The effectiveness of the controller in eliminating the chaotic behavior from the state trajectories is also demonstrated using numerical simulations. Furthermore, we synchronize the system using nonlinear feedback.
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institution Kabale University
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series International Journal of Differential Equations
spelling doaj-art-f0e41b875045484690be9618f0c3121a2025-02-03T07:26:03ZengWileyInternational Journal of Differential Equations1687-96431687-96512012-01-01201210.1155/2012/623234623234Chaos Control and Synchronization in Fractional-Order Lorenz-Like SystemSachin Bhalekar0Department of Mathematics, Shivaji University, Vidyanagar, Kolhapur 416004, IndiaThe present paper deals with fractional-order version of a dynamical system introduced by Chongxin et al. (2006). The chaotic behavior of the system is studied using analytic and numerical methods. The minimum effective dimension is identified for chaos to exist. The chaos in the proposed system is controlled using simple linear feedback controller. We design a controller to place the eigenvalues of the system Jacobian in a stable region. The effectiveness of the controller in eliminating the chaotic behavior from the state trajectories is also demonstrated using numerical simulations. Furthermore, we synchronize the system using nonlinear feedback.http://dx.doi.org/10.1155/2012/623234
spellingShingle Sachin Bhalekar
Chaos Control and Synchronization in Fractional-Order Lorenz-Like System
International Journal of Differential Equations
title Chaos Control and Synchronization in Fractional-Order Lorenz-Like System
title_full Chaos Control and Synchronization in Fractional-Order Lorenz-Like System
title_fullStr Chaos Control and Synchronization in Fractional-Order Lorenz-Like System
title_full_unstemmed Chaos Control and Synchronization in Fractional-Order Lorenz-Like System
title_short Chaos Control and Synchronization in Fractional-Order Lorenz-Like System
title_sort chaos control and synchronization in fractional order lorenz like system
url http://dx.doi.org/10.1155/2012/623234
work_keys_str_mv AT sachinbhalekar chaoscontrolandsynchronizationinfractionalorderlorenzlikesystem