A study of control system radii for approximations of infinite dimensional systems

In this paper we investigate several aspects of computing control system radii for finite element approximations of control systems governed by partial differential equations. Finite element approximations of the heat equation (parabolic), the wave equation (hyperbolic) and the equations of thermoel...

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Bibliographic Details
Main Author: Oates, Kimberly L.
Other Authors: Mathematics
Format: Others
Language:en
Published: Virginia Tech 2014
Subjects:
Online Access:http://hdl.handle.net/10919/45107
http://scholar.lib.vt.edu/theses/available/etd-10102009-020109/
Description
Summary:In this paper we investigate several aspects of computing control system radii for finite element approximations of control systems governed by partial differential equations. Finite element approximations of the heat equation (parabolic), the wave equation (hyperbolic) and the equations of thermoelasticity (mixed) are used as test cases. Balanced realizations, reduced order models and other transformed models are also studied. === Master of Science