Presentation 1998/5/15
Delayed Feedback Control for Continuous Dynamical Systems with Symmetry
Hiroyuki NAKAJIMA, Yoshisuke UEDA,
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Abstract(in English) Delayed feedback control(DFC)is a practical method of controlling chaos. However, it was proved that the DFC has a limitation: any hyperbolic unstable periodic orbit (UPO) with an odd number of real characteristic multipliers greater than unity can never be stabilized by the DFC. To overcome this limitation, we have proposed a modified DFC, "half-period delayed feedback", utilizing symmetry of Duffing equation. In this report, we extend this method to more general form which can be applied to wide range of systems with symmetries including the Duffing equation. We apply this generalized method to controlling Lorenz attractor and confirm its feasibility by numerical experiments.
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Keyword(in English) chaos / delayed feedback / control / symmetry / Lorenz equation
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Committee NLP
Conference Date 1998/5/15(1days)
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Registration To Nonlinear Problems (NLP)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Delayed Feedback Control for Continuous Dynamical Systems with Symmetry
Sub Title (in English)
Keyword(1) chaos
Keyword(2) delayed feedback
Keyword(3) control
Keyword(4) symmetry
Keyword(5) Lorenz equation
1st Author's Name Hiroyuki NAKAJIMA
1st Author's Affiliation Department of Electronic Engineering and Computer Science, Faculty of Engineering, Kinki University()
2nd Author's Name Yoshisuke UEDA
2nd Author's Affiliation Division of Electrical Engineering, Graduate School of Engineering, Kyoto University
Date 1998/5/15
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Volume (vol) vol.98
Number (no) 45
Page pp.pp.-
#Pages 8
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