Hostname: page-component-586b7cd67f-dsjbd Total loading time: 0 Render date: 2024-11-23T07:23:07.235Z Has data issue: false hasContentIssue false

Exact controllability of the 1-d wave equationfrom a moving interior point

Published online by Cambridge University Press:  03 July 2012

Carlos Castro*
Affiliation:
Dep. Matemática e Informática, ETSI Caminos, Canales y Puertos, Universidad Politécnica de Madrid, 28040 Madrid, Spain. [email protected]
Get access

Abstract

We consider the linear wave equation with Dirichlet boundary conditions in a bounded interval, and with a control acting on a moving point. We give sufficient conditions on the trajectory of the control in order to have the exact controllability property.

Type
Research Article
Copyright
© EDP Sciences, SMAI, 2012

Access options

Get access to the full version of this content by using one of the access options below. (Log in options will check for institutional or personal access. Content may require purchase if you do not have access.)

References

S. Avdonin and S. Ivanov, Families of exponentials : The method of moments in controllability problems for distributed paramenter systems. Cambridge University Press (1995).
Bamberger, A., Jaffre, J. and Yvon, J.P., Punctual control of a vibrating string : Numerical analysis. Comput. Maths. Appl. 4 (1978) 113138. Google Scholar
Castro, C., Boundary controllability of the one-dimensional wave equation with rapidly oscillating density. Asymptotic Analysis 20 (1999) 317350. Google Scholar
Castro, C. and Zuazua, E., Unique continuation and control for the heat equation from a lower dimensional manifold. SIAM J. Control. Optim. 42 (2005) 14001434. Google Scholar
R. Dáger and E. Zuazua, Wave propagation observation and control in 1-d flexible multi-structures. Math. Appl. 50 (2006).
Hansen, S. and Zuazua, E., Exact controllability and stabilization of a vibrating string with an interior point mass. SIAM J. Control Optim. 33 (1995) 13571391. Google Scholar
Khapalov, A., Controllability of the wave equation with moving point control. Appl. Math. Optim. 31 (1995) 155175. Google Scholar
Khapalov, A., Mobile point controls versus locally distributed ones for the controllability of the semilinear parabolic equation. SIAM J. Contol. Optim. 40 (2001) 231252. Google Scholar
Khapalov, A., Observability and stabilization of the vibrating string equipped with bouncing point sensors and actuators. Math. Meth. Appl. Sci. 44 (2001) 10551072. Google Scholar
J.-L. Lions and E. Magenes, Non-homogeneous boundary value problems and applications I. Springer-Verlag (1972).
J.-L. Lions, Some methods in the mathematical analysis of systems and their control. Gordon and Breach (1981).
J.-L. Lions, Contrôlabilité exacte, stabilisation et perturbations de systèmes distribués. RMA 8 and 9, Tomes 1 and 2, Masson, Paris (1988).
J.-L. Lions, Pointwise control for distributed systems, in Control and estimation in distributed parameter systems, edited by H.T. Banks. SIAM (1992).