Títol:
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Numerical implementation of a new identification tecnique for wiener system
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Autor/a:
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Truong, Do Tho
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Altres autors:
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Universitat Politècnica de Catalunya. Departament d'Enginyeria Mecànica; Gomis Bellmunt, Oriol; Ikhouane, Fayçal |
Abstract:
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Wiener model is a nonlinear representation of systems composed by the coupling of a linear system L and a static nonlinearity N in the form L-N. This model can represent real processes which made it popular in the last decades. The problem of identifying the static nonlinearity and linear system is not a trivial task which has attracted a lot of research interest. In a recent work [I2010], a new methodology for the identification of this system has been proposed.
The objective of this thesis is to implement this methodology using numerical simulations. To this end, a real-life Wiener process is taken from the literature. The objective of the study is to program the identification technique of [I2010] using MATLAB/SIMULINK. The inputs are generated by subroutine and the outputs are calculated using the numerical model implemented in MATLAB/SIMULINK. Then, using these input/output data, the unknown static nonlinearity and linear process parameters are determined. The effect of noise on the accuracy of the estimates will also be explored. |
Matèries:
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-Àrees temàtiques de la UPC::Matemàtiques i estadística::Anàlisi numèrica::Modelització matemàtica -System identification -System analysis -Model theory -Nonlinear systems -Sistemes, Identificació dels (Informàtica) -Anàlisi de sistemes -- Models matemàtics -Models, Teoria dels -Sistemes no lineals |
Drets:
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Tipus de document:
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Treballs d'investigació/Fi de màster |
Publicat per:
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Universitat Politècnica de Catalunya
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