Browsing by Author "Pujol Vázquez, Gisela"Més informacióMés informació

Now showing items 1-20 of 50

    • A boundary control technique to the string-tip-mass system based on a non-symmetric peak-detector model 

      Acho Zuppa, Leonardo; Pujol Vázquez, Gisela (2017)
      Conference report
      Restricted access - publisher's policy
      This 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 

      Pujol Vázquez, Gisela; Acho Zuppa, Leonardo; Nápoles Alberro, Amelia; Estrada, J.; Santos, D.; Pérez Gracia, María de la Vega (2013)
      Conference lecture
      Open Access

    • A nonlinear damping control for the vibration mitigation of the benchmark highway bridge 

      Pujol Vázquez, Gisela; Acho Zuppa, Leonardo; Pozo Montero, Francesc; Rodellar Benedé, José (2009-08)
      Article
      Open Access
      Active, 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 

      Gibergans Bàguena, José; Buenestado Caballero, Pablo; Pujol Vázquez, Gisela; Acho Zuppa, Leonardo (2022-01-13)
      Article
      Open Access
      Monitoring 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 

      Acho Zuppa, Leonardo; Pujol Vázquez, Gisela; Gibergans Bàguena, José (2020-01)
      Article
      Open Access
      The 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 

      Mobayen, Saleh; Pujol Vázquez, Gisela (2019-09)
      Article
      Open Access
      This 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 

      Pozo Montero, Francesc; Pujol Vázquez, Gisela; Acho Zuppa, Leonardo; Rodriguez Tsouroukdissian, Arturo; Vidal Seguí, Yolanda (2011)
      Conference report
      Open Access

    • A velocity based active vibration control of hysteretic systems 

      Pujol Vázquez, Gisela; Acho Zuppa, Leonardo; Pozo Montero, Francesc; Rodriguez, Arturo; Vidal Seguí, Yolanda (2011-01)
      Article
      Open Access
      Hysteresis 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 ...

    • Adaptive finite-time stabilization of chaotic flow with a single unstable node using a nonlinear function-based global sliding mode 

      Mobayen, Saleh; Ma, Jun; Pujol Vázquez, Gisela; Acho Zuppa, Leonardo; Zhu, Quanmin (2019-07)
      Article
      Open Access
      This 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 

      Caruntu, Constantin; Vargas, Alessandro; Acho Zuppa, Leonardo; Pujol Vázquez, Gisela (Elsevier, 2018-04)
      Article
      Open Access
      The 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 ...

    • Analytical scheme of stability analysis for 4-DoF mechanical system subjected to friction-induced vibrations 

      Puzyrov, Volodymyr; Pujol Vázquez, Gisela; Acho Zuppa, Leonardo (2022-09-16)
      Article
      Open Access
      Purpose: The stability problem for non-conservative multi-parameter dynamical system is usually associated with laborintensive calculations, and numerical methods do not always allow one to obtain the desired information. ...

    • Asymetric modelling and control of an electronic throttle 

      Pujol Vázquez, Gisela; Vidal Seguí, Yolanda; Acho Zuppa, Leonardo; Vargas, Alessandro N. (2016-03)
      Article
      Open Access
      This 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 ...

    • Cálculo avanzado para ingeniería : teoría, problemas resueltos y aplicaciones 

      Arias Vicente, Irene; Gesto Beiroa, José Manuel; Gibergans Bàguena, José; Ikhouane, Fayçal; Parés Mariné, Núria; Pozo Montero, Francesc; Pujol Vázquez, Gisela; Vidal Seguí, Yolanda (Edicions UPC, 2008)
      Book
      Restricted access to UB, UAB, UPC, UPF, UdG, UdL, URV, UOC, BC, UVic, UJI, URL, UIC users
      Este libro sigue el esquema básico de la asignatura troncal Matemáticas 2 (capítulos 1, 2, 3, 4 y 5) y parte del temario de las asignaturas Matemáticas 1 (capítulo 1) y Matemáticas 3 (capítulos 6 y 7), que los autores ...

    • Commuted PD controller for nonlinear systems: glucose–insulin regulatory case 

      Pujol Vázquez, Gisela; Acho Zuppa, Leonardo; Gibergans Bàguena, José (Multidisciplinary Digital Publishing Institute, 2023-07)
      Article
      Open Access
      As an option to deal with insulin-dependent disease, a recently commuted PD control strategy is designed and carefully analyzed for different clinic diabetic patients. This controller approach is mainly conceived to stabilize ...

    • Contribució al control fiable de sistemes interconnectats amb incerteses 

      Pujol Vázquez, Gisela (Universitat Politècnica de Catalunya, 2004-11-19)
      Doctoral thesis
      Open Access
      En 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 

      Acho Zuppa, Leonardo; Pujol Vázquez, Gisela (Multidisciplinary Digital Publishing Institute (MDPI), 2021-12-20)
      Article
      Open Access
      In 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 

      Pujol Vázquez, Gisela; Rodellar Benedé, José; Rossell Garriga, Josep Maria; Pozo Montero, Francesc (2007-05)
      Article
      Open Access
      The 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 

      Acho Zuppa, Leonardo; Pujol Vázquez, Gisela; Gibergans Bàguena, José (2021-06)
      Article
      Open Access
      This 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 

      Pujol Vázquez, Gisela; Acho Zuppa, Leonardo; Gibergans Bàguena, José (2020-06-04)
      Article
      Open Access
      A 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 

      Puzzyrov, Volodymyr; Acho Zuppa, Leonardo; Pujol Vázquez, Gisela; Rodellar Benedé, José (2019-04)
      Article
      Open Access
      We 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 ...