Title :
Refined IV-based method for LPV partial differential equation model identification
Author :
Schorsch, J. ; Laurain, V. ; Gilson, M. ; Garnier, H.
Author_Institution :
CRAN, Univ. of Lorraine, Vandoeuvre-les-Nancy, France
Abstract :
This paper presents a direct identification method for linear parameter varying models described by partial differential equations in an input-output setting. The continuous space-time model is firstly rewritten as a multiple-input single-output model. The continuous filtering operations are reformulated as a discrete convolution product and a refined instrumental variable technique is developed to efficiently estimate the model parameters. The performance of the proposed method is then illustrated via a representative simulation example.
Keywords :
continuous time systems; convolution; filtering theory; nonlinear systems; parameter estimation; partial differential equations; LPV partial differential equation model identification; continuous filtering operations; continuous space-time model; direct identification method; discrete convolution product; linear parameter varying models; model parameter estimation; multiple-input single-output model; refined IV-based method; refined instrumental variable technique; Approximation methods; Equations; Instruments; Mathematical model; Noise; Numerical models; Transfer functions;
Conference_Titel :
Control Conference (ECC), 2014 European
Conference_Location :
Strasbourg
Print_ISBN :
978-3-9524269-1-3
DOI :
10.1109/ECC.2014.6862360