Now showing items 21-40 of 46

  • Diseño de sistema de control de potencia y longitud de onda de un láser semiconductor 

    Muñoz Gómez, Carlos Rafael (Universitat Politècnica de Catalunya, 2016-10-14)
    Master thesis (pre-Bologna period)
    Open Access
  • Disseny d'un sistema de control descentralitzat basat en can 

    Boquet Martínez, Josep (Universitat Politècnica de Catalunya, 2011-09)
    Master thesis (pre-Bologna period)
    Open Access
  • Disseny i contrucció d'un circuit per detectar moviments d'objectes de color 

    Martí López, Judit (Universitat Politècnica de Catalunya, 2017-06-15)
    Bachelor thesis
    Open Access
    En aquest projecte s’ha dissenyat i construït un sistema electrònic basat en un microcontrolador PIC que, a partir d’un sensor detector de color i proximitat, identifica els components RGB del color de l’objecte acostat. Les ...
  • Disseny i implementació d'un emulador de mòdul de potència de cel·la de combustible 

    Ferrer Palacios, Roger (Universitat Politècnica de Catalunya, 2011-06-27)
    Master thesis
    Open Access
    Català: La necessitat de mòduls de potència de cel.les de combustible ha portat al desenvolupament de convertidors de potència per tal de controlar la seva energia. No obstant, la utilització d'hidrogen per testar un ...
  • Easy Control Smart Home: ECSH 

    Agustin Mora, Francesc (Universitat Politècnica de Catalunya, 2017-05)
    Bachelor thesis
    Open Access
    El propósito de este proyecto es desarrollar una aplicación con la que podremos controlar desde una pantalla táctil, Smartphone o pulsadores autónomos sistemas como la iluminación, el control de persianas, el control de ...
  • Estudio de automatización y control de una prensa excéntrica 

    Armayones Ordoñez, Adrian (Universitat Politècnica de Catalunya, 2019-05-22)
    Master thesis
    Open Access
    Se dispone de una antigua prensa excéntrica que el cliente quiere actualizar, ya no solo con componentes y sistemas de control nuevos, sino que cumpla las normas de seguridad y protección que marca la legislación vigente. ...
  • Hardware design and validation of the analogue and communication interface of a fire protection system 

    Morgado Romero, Rubén (Universitat Politècnica de Catalunya, 2015-10)
    Master thesis
    Restricted access - confidentiality agreement
  • Home security system 

    Rayo, Esther (Cork Institute of Technology, 2006)
    Master thesis (pre-Bologna period)
    Restricted access - author's decision
    The project that I chose for finish my degree was “Home Security System”. The reason that I chose this project was because I’m very interesting in PLCs and would like to learn about theme. And in this case, about the Home ...
  • Implementation of the Direct Torque Control (DTC) in current model, with current starting limiter 

    Mino Aguilar, Gerardo; Muñoz Hernández, German Ardul; Romeral Martínez, José Luis; Cortez, Liliana; Saynes Torres, J. (2012)
    Conference report
    Restricted access - publisher's policy
    This paper presents the scheme of Direct Torque Control (DTC) for induction motor drives, where flux and torque of the motor are estimated by the IM current model. Its scheme requires the knowledge of speed, rotor time ...
  • Light and current generation system for measuring the behaviour of the Norway lobster 

    Sarriá Gandul, David; Sbragaglia, Valerio; Gomáriz Castro, Spartacus; Garcia, José Antonio; Artero Delgado, Carola; Aguzzi, Jacopo; Sardà Amills, Francesc; Manuel Lázaro, Antonio (2015-06-01)
    Article
    Open Access
    Patterns of how the Norway lobster (Nephrops norvegicus L.) emerges from its burrow in relation to sea currents at different times of the day-night cycles is currently unknown. The degree of influence of these variables ...
  • Manegador d'esdeveniments per a sistemes UNIX 

    Villalba Navarro, Álvaro (Universitat Politècnica de Catalunya, 2012-06-19)
    Master thesis (pre-Bologna period)
    Open Access
    A FLOSS state-machine driven and general purpose job scheduler for UNIX-like systems.
  • MCU controlled DC-DC Buck/Boost converter for supercapacitors 

    Querol Borràs, Jorge (Universitat Politècnica de Catalunya / KTH Royal Institute of Technology, 2012-07-02)
    Master thesis (pre-Bologna period)
    Open Access
    Covenantee:  Kungliga Tekniska högskolan
    [ANGLÈS] This work is focused on DC to DC conversion, what is a crucial function to enable the use of supercapacitors for energy storage. A theoretical study and comparison of methods, algorithms and techniques for software ...
  • Mejoras en el consumo de energía de los transductores de corriente basados en el efecto flux-gate 

    Román Lumbreras, Manuel; Velasco Quesada, Guillermo; Pérez Delgado, Raúl; Conesa Roca, Alfons; Bonell, Marc; Rojas, Antonio (Universitat Rovira i Virgili, 2014)
    Conference lecture
    Open Access
    En este trabajo se presenta una mejora en el diseño de los transductores de corriente flux-gate, con vistas a la reducción del consumo eléctrico de la electrónica de control. Esta mejora consiste en la substitución del ...
  • Performance evaluation of a five-level flying capacitor converter with reduced DC bus capacitance under two different modulation schemes 

    Ghias, Amer M.Y.M.; Pou Félix, Josep; Ciobotaru, M.; Agelidis, Vassilios (2012)
    Conference report
    Restricted access - publisher's policy
    In flying capacitor (FC) converters, phase-shifted pulse-width modulation (PS-PWM) provides natural voltage balancing. However, for a practical application, a more robust balancing mechanism of maintaining the FC voltages ...
  • Predictive direct torque control of matrix converter fed permanent magnet synchronous machines 

    Ortega García, Carlos; Arias Pujol, Antoni; Espina, Jordi (2012-10)
    Article
    Restricted access - publisher's policy
    This work presents a predictive direct torque control method for matrix converters fed permanent magnet synchronous machine drives.A new look-up table for direct torque control using matrix converters has been developed. ...
  • Projecte de renovació del sistema de control d'un túnel de vent per a l'assaig de detectors de fum i calor segons les normes EN54-5 i EN54-7 

    Mestre Ventura, Xavier (Universitat Politècnica de Catalunya, 2011-12-12)
    Master thesis (pre-Bologna period)
    Open Access
    The aim of this project is to design, build and integrate a control and measurement interface, between a PC and a smoke and heat tunnel, used to perform detector tests according to the fire detection standards EN54-5 and EN54-7.
  • Proyecto de seguridad sede central entidad financiera 

    Bas Llopis, Patricia (Universitat Politècnica de Catalunya, 2017-11-07)
    Bachelor thesis
    Restricted access - author's decision
    Covenantee:  TechCo Security
    Este proyecto consistirá en la actualización del sistema de seguridad de una oficina bancaria. Se realizará un nuevo diseño y estudio a petición del cliente. Los objetivos serán aplicar los conocimientos aprendidos hasta ...
  • Reducció de la dependència tèrmica de l'equip BIOPIEZO 

    Gimeno Lleixà, Laura (Universitat Politècnica de Catalunya, 2018-07)
    Bachelor thesis
    120 months embargo
    The main aim of the presented project is to lessen the temperature dependence of the BIOPIEZO measuring system towards the growth of bacterial film using quartz microbalances. To this end, an air-to-air refrigerator chamber ...
  • Rotor voltage dynamics in the doubly fed induction generator during grid faults 

    Lima, Francisco F. A.; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro; Watanabe, Edson H.; Blaabjerg, F. (2010-01-29)
    Article
    Open Access
    This paper presents a new control strategy for the rotor-side converter (RSC) of wind turbines (WTs) based on doubly fed induction generators (DFIG) that intends to improve its low-voltage ride through capability. The ...
  • Simultaneous control of dielectric charging and device capacitance for contactless electrostatic MEMS 

    Gorreta Mariné, Sergio (Universitat Politècnica de Catalunya, 2016-09-20)
    Master thesis (pre-Bologna period)
    Restricted access - author's decision
    Simultaneous control of dielectric charging and device capacitance for contactless electrostatic MEMS