Browsing by Author "Pujol Vázquez, Gisela"
Now showing items 1-20 of 45
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A boundary control technique to the string-tip-mass system based on a non-symmetric peak-detector model
(2017)
Conference report
Restricted access - publisher's policyThis paper presents a vibration control design to the string-tip-mass system by using a non-symmetric peakdetector mechanism. Previously, this peak-detector system was used as an easy algorithm to mitigate vibration on ... -
A new device laboratory: Experimental validation
(2013)
Conference lecture
Open Access -
A nonlinear damping control for the vibration mitigation of the benchmark highway bridge
(2009-08)
Article
Open AccessActive, passive and semi-active controls have been extensively considered to improve the protection of structures against earthquakes. In this paper, we present a new nonlinear damper, which is then applied to a three-dimensional ... -
A Proportional digital controller to monitor load variation in wind turbine systems
(2022-01-13)
Article
Open AccessMonitoring the variation of the loading blades is fundamental due to its importance in the behavior of the wind turbine system. Blade performance can be affected by different loads that alter energy conversion efficiency ... -
A recent electronic control circuit to a throttle device
(2020-01)
Article
Open AccessThe main objective of this paper is to conceive a recent electronic control circuit to the throttle device. The throttle mechanical actuator is the most important part in an automotive gasoline engine. Among the different ... -
A robust LMI approach on nonlinear feedback stabilization of continuous state-delay systems with Lipschitzian nonlinearities : experimental validation
(2019-09)
Article
Open AccessThis paper suggests a novel nonlinear state-fe edback stabilization control law using linear matrix inequalities for a class oftime-delayed nonlinear dynamic systems with Lipschitz nonlinearity conditions. Based on the ... -
A velocity based active vibration control of hysteretic systems
(2011-01)
Article
Open AccessHysteresis is a property of systems that do not instantly follow the forces applied to them, but react slowly, or do not return completely to their original state. A velocity based active vibration control, along with a ... -
A velocity based active vibration control of hysteretic systems
(2011)
Conference report
Open Access -
Adaptive finite-time stabilization of chaotic flow with a single unstable node using a nonlinear function-based global sliding mode
(2019-07)
Article
Open AccessThis article presents a novel adaptive finite-time stabilization technique based on global sliding mode for disturbed chaotic flow with a single unstable node. The considered chaotic flow has unusual characteristics ... -
Adaptive-smith predictor for controlling an automotive electronic throttle over network
(Elsevier, 2018-04)
Article
Open AccessThe paper presents a control strategy for an automotive electronic throttle, a device used to regulate the power produced by spark-ignition engines. Controlling the electronic throttle body is a difficult task because ... -
Asymetric modelling and control of an electronic throttle
(2016-03)
Article
Open AccessThis paper presents an improved model for an automotive electronic throttle inspired on the behavior observed in real-time experiments. Due to a number of issues, particularly the return-spring, the performance of the ... -
Contribució al control fiable de sistemes interconnectats amb incerteses
(Universitat Politècnica de Catalunya, 2004-11-19)
Doctoral thesis
Open AccessEn aquesta tesi, presentem una solució per a dos problemes rellevants en la teoria de control: el problema del cost quadràtic garantit i el problema del control H∞, per a un cert tipus de sistemes. Considerem els ... -
Data fusion based on an iterative learning algorithm for fault detection in wind turbine pitch control systems
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-12-20)
Article
Open AccessIn this article, we propose a recent iterative learning algorithm for sensor data fusion to detect pitch actuator failures in wind turbines. The development of this proposed approach is based on iterative learning control ... -
Decentralised reliable guaranteed cost control of uncertain systems: an LMI design
(2007-05)
Article
Open AccessThe problem of designing a decentralised control scheme for a class of linear large scale interconnected systems with norm-bounded time-varying parameter uncertainties under a class of control failures is addressed. These ... -
Electronic Device and Data Processing Method for Soil Resistivity Analysis
(2021-06)
Article
Open AccessThis paper presents a mathematical algorithm and an electronic device to study soil resistivity. The system was based on introducing a time-varying electrical signal into the soil by using two electrodes and then collecting ... -
Fault detection algorithm for wind turbines’ pitch actuator systems
(2020-06-04)
Article
Open AccessA fault detection innovation to wind turbines’ pitch actuators is an important subject to guarantee the efficiency wind energy conversion and long lifetime operation of these rotatory machines. Therefore, a recent and ... -
Fault detection based on Lyapunov exponents estimation for stabilized mechanical systems
(2019-04)
Article
Open AccessWe study a stabilizable mechanical system in the vicinity of an equilibrium position. This position, as a rule, is unstable, and the system is underactuated. It is assumed that faults affect the technical process and its ... -
Finite-time stabilization of Chameleon hidden hyperchaotic flows
(2020)
Conference report
Restricted access - publisher's policyThe Chameleon hidden chaotic system is a chaotic system with exciting and particular properties. One of its specific features is that by changing its constant parameters, the flow exhibits three classes of hidden attractors ... -
H8 control design for mechanisms with backlash
(2009)
Conference lecture
Restricted access - publisher's policyAn H∞ output feedback control design is presented for mechanisms with backlash, under the presence of external perturbation. Using the static dead-zone model as a simpler model for backlash, the non-linear problem is cast ... -
LMI control design on structural systems with experimental study
(2012)
Conference lecture
Open AccessA nonlinear robust control is developed for active mass damper system subject to external perturbation. This nonlinear controller is composed by the sum of a linear term plus a chattering component. The linear term is ...
