On modified parameter estimators for identification and adaptive control. A unified framework and some new schemes

R Ortega, V Nikiforov, D Gerasimov - Annual Reviews in Control, 2020 - Elsevier
A key assumption in the development of system identification and adaptive control schemes
is the availability of a regression model which is linear in the unknown parameters (of the …

[HTML][HTML] Towards data-driven and data-based control of wave energy systems: Classification, overview, and critical assessment

E Pasta, N Faedo, G Mattiazzo, JV Ringwood - Renewable and Sustainable …, 2023 - Elsevier
Currently, a significant effort in the world research panorama is focused on finding efficient
solutions to a carbon-free energy supply, wave energy being one of the most promising …

Formulas for data-driven control: Stabilization, optimality, and robustness

C De Persis, P Tesi - IEEE Transactions on Automatic Control, 2019 - ieeexplore.ieee.org
In a paper by Willems et al., it was shown that persistently exciting data can be used to
represent the input-output behavior of a linear system. Based on this fundamental result, we …

Optimal control of wave energy systems considering nonlinear Froude–Krylov effects: control-oriented modelling and moment-based control

N Faedo, G Giorgi, JV Ringwood, G Mattiazzo - Nonlinear Dynamics, 2022 - Springer
Motivated by the relevance of so-called nonlinear Froude–Krylov (FK) hydrodynamic effects
in the accurate dynamical description of wave energy converters (WECs) under controlled …

Nonlinear energy-maximizing optimal control of wave energy systems: A moment-based approach

N Faedo, G Scarciotti, A Astolfi… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Linear dynamics are virtually always assumed when designing optimal controllers for wave
energy converters (WECs), motivated by both their simplicity and computational …

Detection and mitigation of false data in cooperative DC microgrids with unknown constant power loads

A Cecilia, S Sahoo, T Dragičević… - … on Power Electronics, 2021 - ieeexplore.ieee.org
The rapid development and implementation of distributed control algorithms for dc
microgrids has increased the vulnerability of this type of system to false data injection …

[HTML][HTML] Data-driven model reduction by moment matching for linear and nonlinear systems

G Scarciotti, A Astolfi - Automatica, 2017 - Elsevier
Abstract Theory and methods to obtain reduced order models by moment matching from
input/output data are presented. Algorithms for the estimation of the moments of linear and …

Energy-maximising control of wave energy converters using a moment-domain representation

N Faedo, G Scarciotti, A Astolfi, JV Ringwood - Control Engineering …, 2018 - Elsevier
Abstract Wave Energy Converters (WECs) have to be controlled to ensure maximum energy
extraction from waves while considering, at the same time, physical constraints on the …

[HTML][HTML] Experimental assessment and validation of energy-maximising moment-based optimal control for a prototype wave energy converter

N Faedo, Y Peña-Sanchez, D Garcia-Violini… - Control Engineering …, 2023 - Elsevier
In recent years, a framework for control of wave energy converters (WECs), termed moment-
based control, has been developed within the wave energy conversion literature, exhibiting …

[HTML][HTML] A “fundamental lemma” for continuous-time systems, with applications to data-driven simulation

P Rapisarda, MK Çamlibel, HJ van Waarde - Systems & Control Letters, 2023 - Elsevier
We are given one input–output (io) trajectory (u, y) produced by a linear, continuous time-
invariant system, and we compute its Chebyshev polynomial series representation. We …