New results on parameter estimation via dynamic regressor extension and mixing: Continuous and discrete-time cases

R Ortega, S Aranovskiy, AA Pyrkin… - … on Automatic Control, 2020 - ieeexplore.ieee.org
We present some new results on the dynamic regressor extension and mixing parameter
estimators for linear regression models recently proposed in the literature. This technique …

Reduced-order nonlinear observers via contraction analysis and convex optimization

B Yi, R Wang, IR Manchester - IEEE Transactions on Automatic …, 2021 - ieeexplore.ieee.org
In this article, we propose a new approach to design globally convergent reduced-order
observers for nonlinear control systems via contraction analysis and convex optimization …

Model-Predictive Control Design for Power System Oscillation Damping via Excitation–A Data-Driven Approach

W Han, AM Stanković - IEEE Transactions on Power Systems, 2022 - ieeexplore.ieee.org
This paper presents a novel power system oscillation damping controller design based on a
data-driven model-predictive control (MPC) approach. The system dynamics are extracted …

Experimentally validated frequency shifted internal model cascade control strategy for magnetic levitation system

A Sagar, R Radhakrishnan, GL Raja - IFAC Journal of Systems and Control, 2023 - Elsevier
Magnetic levitation systems (MLS) provide friction-less, dependable, quick, and affordable
operations in a variety of real life applications. One of the often-employed control strategies …

A novel delay-range-dependent observer-based control approach for one-sided Lipschitz systems under measurement delays

UB Waseem, F Tahir, M Rehan, S Ahmad - European Journal of Control, 2021 - Elsevier
This paper presents the observer-based control methodology for the one-sided Lipschitz
(OSL) nonlinear systems over measurement delays. A controller design method, based on …

An adaptive observer for sensorless control of the levitated ball using signal injection

B Yi, R Ortega, H Siguerdidjane… - 2018 IEEE Conference …, 2018 - ieeexplore.ieee.org
In this paper we address the problem of sensorless control of the I-DOF magnetic levitation
system. Assuming that only the current and the voltage are measurable, we design an …

[HTML][HTML] Online asymmetry estimation for whole angle mode coriolis vibratory gyroscopes by high frequency injection

X Meng, C Li, Y Wang - Defence Technology, 2023 - Elsevier
The whole angle mode gyroscope (WAMG) is considered to be the next generation
architecture, but it is suffered from the asymmetry errors to conduct real products. This paper …

A new signal injection‐based method for estimation of position in interior permanent magnet synchronous motors

B Yi, SN Vukosavić, R Ortega… - IET Power …, 2020 - Wiley Online Library
Several heuristic procedures to estimate the rotor position of interior permanent magnet
synchronous motors (IPMSM) via signal injection have been reported in the application …

Cascade plus Feedforward Control Strategy for Enhanced Regulation in Maglev System

A Sagar, R Radhakrishnan, GL Raja - IFAC-PapersOnLine, 2024 - Elsevier
The magnetic levitation (Maglev) is a highly nonlinear and unstable system. Hence, it
requires advanced and effective control mechanism. In this work, a cascaded and …

A frequency domain interpretation of signal injection methods for salient PMSMs

B Yi, SN Vukosavić, R Ortega… - … IEEE Conference on …, 2019 - ieeexplore.ieee.org
Several heuristic procedures to estimate the rotor position of interior permanent magnet
synchronous motors via signal injection have been reported in the applications literature …