Results 11 to 20 of about 475 (40)

Efficient criteria for the stabilization of planar linear systems by hybrid feedback controls

open access: yesAbstract and Applied Analysis, Volume 2004, Issue 6, Page 487-499, 2004., 2004
We suggest some criteria for the stabilization of planar linear systems via linear hybrid feedback controls. The results are formulated in terms of the input matrices. For instance, this enables us to work out an algorithm which is directly suitable for a computer realization. At the same time, this algorithm helps to check easily if a given linear 2 ×
Elena Litsyn   +3 more
wiley   +1 more source

On the Benjamin-Bona-Mahony equation with a localized damping [PDF]

open access: yes, 2016
We introduce several mechanisms to dissipate the energy in the Benjamin-Bona-Mahony (BBM) equation. We consider either a distributed (localized) feedback law, or a boundary feedback law.
Rosier, Lionel
core   +4 more sources

Dynamic boundary controls of a rotating body‐beam system with time‐varying angular velocity

open access: yesJournal of Applied Mathematics, Volume 2004, Issue 2, Page 107-126, 2004., 2004
This paper deals with feedback stabilization of a flexible beam clamped at a rigid body and free at the other end. We assume that there is no damping and the rigid body rotates with a nonconstant angular velocity. To stabilize this system, we propose a feedback law which consists of a control torque applied on the rigid body and either a dynamic ...
Boumediène Chentouf
wiley   +1 more source

Exponentially dissipative nonlinear dynamical systems: a nonlinear extension of strict positive realness

open access: yesMathematical Problems in Engineering, Volume 2003, Issue 1, Page 25-45, 2003., 2003
We extend the notion of dissipative dynamical systems to formalize the concept of the nonlinear analog of strict positive realness and strict bounded realness. In particular, using exponentially weighted system storage functions with appropriate exponentially weighted supply rates, we introduce the concept of exponential dissipativity.
VijaySekhar Chellaboina   +1 more
wiley   +1 more source

A robust optimization approach for magnetic spacecraft attitude stabilization [PDF]

open access: yes, 2016
Attitude stabilization of spacecraft using magnetorquers can be achieved by a proportional–derivative-like control algorithm. The gains of this algorithm are usually determined by using a trial-and-error approach within the large search space of the ...
Bruni, Renato, Celani, Fabio
core   +1 more source

Nonsmooth optimal regulation and discontinuous stabilization

open access: yesAbstract and Applied Analysis, Volume 2003, Issue 20, Page 1159-1195, 2003., 2003
For affine control systems, we study the relationship between an optimal regulation problem on the infinite horizon and stabilizability. We are interested in the case the value function of the optimal regulation problem is not smooth and feedback laws involved in stabilizability may be discontinuous.
A. Bacciotti, F. Ceragioli
wiley   +1 more source

Almost Global Stochastic Stability [PDF]

open access: yes, 2005
We develop a method to prove almost global stability of stochastic differential equations in the sense that almost every initial point (with respect to the Lebesgue measure) is asymptotically attracted to the origin with unit probability.
Arnold L., Ramon van Handel
core   +5 more sources

Study of exponential stability of coupled wave systems via distributed stabilizer

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 28, Issue 8, Page 479-491, 2001., 2001
Stabilization of the system of wave equations coupled in parallel with coupling distributed springs and viscous dampers are under investigation due to different boundary conditions and wave propagation speeds. Numerical computations are attempted to confirm the theoretical results.
Mahmoud Najafi
wiley   +1 more source

Inertial manifolds and stabilization of nonlinear beam equations with Balakrishnan‐Taylor damping

open access: yesAbstract and Applied Analysis, Volume 1, Issue 1, Page 83-102, 1996., 1996
In this paper we study a hinged, extensible, and elastic nonlinear beam equation with structural damping and Balakrishnan‐Taylor damping with the full exponent 2(n + β) + 1. This strongly nonlinear equation, initially proposed by Balakrishnan and Taylor in 1989, is a very general and useful model for large aerospace structures.
Yuncheng You
wiley   +1 more source

Tracking control of a flexible beam by nonlinear boundary feedback

open access: yesInternational Journal of Stochastic Analysis, Volume 8, Issue 1, Page 47-58, 1995., 1994
This paper is concerned with tracking control of a dynamic model consisting of a flexible beam rotated by a motor in a horizontal plane at the one end and a tip body rigidly attached at the free end. The well‐posedness of the closed loop systems considering the dissipative nonlinear boundary feedback is discussed and the asymptotic stability about ...
Bao-Zhu Guo, Qian Song
wiley   +1 more source

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