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Data-Driven Dissipativity Analysis of Linear Parameter-Varying Systems

2024/06/21 by Chris Verhoek, Julian Berberich, Sofie Haesaert +2 · 3 citations
Physics and Astronomy · Engineering · #Model Reduction and Neural Networks #Fault Detection and Control Systems #Hydraulic and Pneumatic Systems

paper · doi:10.1109/tac.2024.3417855

Abstract

In this article, we derive direct data-driven dissipativity analysis methods for linear parameter-varying (LPV) systems using a single sequence of input-scheduling-output data. By means of constructing a semidefinite program subject to linear matrix inequality constraints based on this <italic xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">data-dictionary</i>, direct data-driven verification of <inline-formula xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink"><tex-math notation="LaTeX">(Q,S,R)</tex-math></inline-formula>-type of dissipativity properties of the data-generating LPV system is achieved. Multiple implementation methods are proposed to achieve efficient computational properties and to even exploit structural information on the scheduling, e.g., rate bounds. The effectiveness and tradeoffs of the proposed methodologies are shown in simulation studies of academic and physically realistic examples.

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