Time scaling for observer design with linearizable error dynamics

W Respondek, A Pogromsky, H Nijmeijer - Automatica, 2004 - Elsevier
In this paper, we consider the problem of observer design for dynamical systems with scalar
output by linearization of the error dynamics via coordinate change, output injection, and …

Immersion and Invariance Adaptive Control of Nonlinearly Parameterized Nonlinear Systems $$

X Liu, R Ortega, H Su, J Chu - IEEE Transactions on Automatic …, 2010 - ieeexplore.ieee.org
A new framework to design adaptive controllers for nonlinearly parameterized systems is
proposed in this technical note. The key step is the construction of a monotone mapping …

Observer linearization by output-dependent time-scale transformations

M Guay - IEEE Transactions on Automatic Control, 2002 - ieeexplore.ieee.org
We study the problem of observer linearization for single-output dynamical systems in the
presence of output-dependent time-scaling changes. An alternative algorithm for the …

Stability preserving maps for finite-time convergence: Super-twisting sliding-mode algorithm

J Picó, E Picó-Marco, A Vignoni, H De Battista - Automatica, 2013 - Elsevier
The super-twisting algorithm (STA) has become the prototype of second-order sliding mode
algorithm. It achieves finite time convergence by means of a continuous action, without using …

State observers for reaction systems with improved convergence rates

R Ortega, A Bobtsov, D Dochain, N Nikolaev - Journal of Process Control, 2019 - Elsevier
The problem of designing state observers for reaction systems whose convergence rate is
faster than the standard asymptotic observers [7] is addressed in this paper. It is assumed …

Control techniques for neuromuscular electrical stimulation: A brief survey

WS Barbosa, GP Temporão… - 2021 IEEE International …, 2021 - ieeexplore.ieee.org
Patients with hemiplegia (partial or total paralysis of one side of the body), usually caused by
a stroke, have a slow and gradual recovery performed by physiotherapy and electrical …

Nonlinear PI control of fed-batch processes for growth rate regulation

H De Battista, J Picó, E Picó-Marco - Journal of Process Control, 2012 - Elsevier
This paper deals with the regulation of the biomass specific growth rate, which is an
important goal in many fed-batch fermentation processes. The proposed control system is …

Time-scaling based sliding mode control for neuromuscular electrical stimulation under uncertain relative degrees

TR Oliveira, LR Costa, JMY Catunda, AV Pino… - Medical engineering & …, 2017 - Elsevier
This paper addresses the application of the sliding mode approach to control the arm
movements by artificial recruitment of muscles using Neuromuscular Electrical Stimulation …

Sliding mode scheme for adaptive specific growth rate control in biotechnological fed-batch processes

E Picó-Marco, J Picó*, H De Battista - International Journal of …, 2005 - Taylor & Francis
This paper addresses the control of biomass growth rate in fed-batch bioreactors. The main
difficulty when designing controllers for these processes is the lack of accurate on-line …

A‐Orbital feedback linearization of multiinput control affine systems

DA Fetisov - International Journal of Robust and Nonlinear …, 2020 - Wiley Online Library
This article deals with transformations of multiinput nonlinear control systems into linear
controllable systems. For multiinput control affine systems, the notion of A‐orbital feedback …