Now showing items 1-20 of 62

  • A case of winter lightning initiation from a tall structure in the Basque Country 

    López, Javier; Montañá Puig, Juan; Maruri, M.; Aranda, José Antonio; Gaztelumendi, S. (2010)
    Conference lecture
    Restricted access - author's decision
    Lightning research is usually focused on the most active months of the year, those corresponding to the summer season. These thunderstorms produce most of the lightning records during a year in the Basque Country, and ...
  • Análisis del sector eléctrico en España y el uso de las TIC 

    Dolz Bautista, Carlos María (Universitat Politècnica de Catalunya, 2013-07-18)
    Master thesis (pre-Bologna period)
    Restricted access - author's decision
    El sector elèctric a Espanya està dividit en quatre activitats: la de generació d'energia, transport, distribució i la de comercializació. Cadascuna d'aquestes activitats té la seva funció definida i regulada per l'administració ...
  • Analysis and simulation of a thermoelectric system for a lunar application 

    Serra Bertran, Pol (Universitat Politècnica de Catalunya, 2018-07-19)
    Bachelor thesis
    Restricted access - confidentiality agreement
  • Aportación a la distribución de energía eléctrica. Aportación al sector eléctrico español 

    Macià Capell, Maria (Universitat Politècnica de Catalunya / Universitat de Barcelona, 2016-02)
    Master thesis
    Restricted access - author's decision
    El presente proyecto pretende proporcionar una visión global del marco normativo del Sistema Eléctrico Español, a través de la revisión de la evolución de la Ley del Sector Eléctrico desde el inicio del proceso de ...
  • A service-constrained positioning strategy for an autonomous fleet of airborne base stations 

    José Torra, Ferran (Universitat Politècnica de Catalunya, 2017-07)
    Master thesis
    Open Access
    This thesis proposes a positioning strategy for a fleet of unmanned aerial vehicles (UAVs) airlifting wireless base stations. First, two schedulers that model the distribution of resources within a single cell are analyzed. ...
  • A Solid State Transformer model for power flow calculations 

    Guerra Sánchez, Luis Gerardo; Martínez Velasco, Juan Antonio (2017-07-01)
    Article
    Open Access
    This paper presents the implementation of a Solid State Transformer (SST) model in OpenDSS. The goal is to develop a SST model that could be useful for assessing the impact that the replacement of the conventional ...
  • Assisting passive anti-islanding proposal for Voltage-Controlled Voltage-Source-Inverters 

    Chillón Antón, Cristian; Llonch Masachs, Marc; Heredero Peris, Daniel; Pagès Giménez, Marc; Montesinos Miracle, Daniel (2018)
    Conference lecture
    Restricted access - publisher's policy
    Loss of mains detection strategies based on voltage and frequency displacements, passive or active, have been widely applied and conventionally thought for current controlled voltage source inverters. Its effectiveness is ...
  • A three-phase hybrid filter for medium voltage applications using an H-bridge 

    Candela García, José Ignacio; Rodríguez Cortés, Pedro; Nisak, Khairul; Rauma, Kalle; Hermoso Costa, Juan Ramón; Etxeberria, Ion (2011)
    Conference report
    Restricted access - publisher's policy
    This paper presents a new solution for filtering current harmonics in three-phase thee-wire medium voltage networks. The hybrid filter topology presented in this paper is characterized by the use of an HBridge instead ...
  • Auditoria energètica i propostes en el sector de la restauració 

    Fitó Pintado, Jofre (Universitat Politècnica de Catalunya, 2019-01-21)
    Bachelor thesis
    Restricted access - author's decision
    Aquest projecte té com a finalitat fer una auditoria energètica d’un local dedicat en el sector de la restauració. Per aquest motiu reuniré informació i dades d’una empresa (maquinaria, factures, subministraments contractats, ...
  • Catalonia (Spain) railway traction DC system project to limit lightning transient overvoltage 

    Hermoso Alameda, Blas; Montañá Puig, Juan; Garnacho, F; Carmona, M; Segovia, E (2010)
    Conference lecture
    Restricted access - author's decision
    Due to a lightning storm, during the last August 2007, the Catalonia Railway Electrical System (Spain) was victim of several disturbances and malfunctions. To give response to these problems a project has been established ...
  • Centrales electricas minihidraulicas: aplicacion en una zona rural subdesarrollada 

    Castellano, Jaime; Torrent Burgués, Marcel (2009-07)
    Article
    Open Access
    La implementación de microcentrales hidroeléctricas en zonas subdesarrolladas permite acceder a la energía eléctrica a comunidades rurales, cuando las dificultades para disponer del suministro a partir de las líneas ...
  • Construcción de una fuente de alimentación 

    López Marfil, Sergio (Universitat Politècnica de Catalunya, 2011)
    Master thesis (pre-Bologna period)
    Restricted access - confidentiality agreement
  • Control of STATCOM in wind power plants based on induction generators during asymmetrical grid faults 

    Rodríguez Cortés, Pedro; Luna Alloza, Álvaro; Medeiros, G.; Teodorescu, Remus; Blaabjerg, F. (2010)
    Conference report
    Open Access
    This paper explores different strategies to set the reference current of a STATCOM under unbalanced grid voltage conditions. The aim of the proposed control strategies is to provide a set of reactive current references ...
  • Control strategies for combining local energy storage with wells turbine oscillating water column devices 

    Ceballos Recio, Salvador; Rea, Judy; Robles Sestafe, Eider; López, Iraide; Pou Félix, Josep; Osullivan, Dara (2015-11-01)
    Article
    Open Access
  • Design and implementation of a RS-485 Repeater in an Industrial Environment 

    Baqués Rodríguez, Marc (Universitat Politècnica de Catalunya, 2015-06)
    Bachelor thesis
    Open Access
    The purpose of this project is to carry out all the process needed to design and check a RS-485 Repeater shield in an industrial environment. First step to be done is to stablish all the product characteristics. Once it ...
  • Design of controllers for electrical power systems using a complex root locus method 

    Dòria Cerezo, Arnau; Bodson, Marc (2016-06-01)
    Article
    Open Access
    A large class of three-phase electrical power systems possess symmetry conditions that make it possible to describe their behavior using single-input single-output transfer functions with complex coefficients. In such ...
  • Diseño de controladores borrosos para la gestión de baterías en una microred conectada a la red eléctrica 

    Arcos Avilés, Diego Gustavo (Universitat Politècnica de Catalunya, 2012-03-15)
    Master thesis
    Open Access
    [ANGLÈS] Starting from a previous study made by Universidad Pública de Navarra, in which the battery energy management of an electric micro grid is achieved using a control system built in two steps, a fuzzy logic design ...
  • Diseño de una subestación de distribución de 110/25 kV 

    Ródenas González, Ángel (Universitat Politècnica de Catalunya, 2018-06-05)
    Bachelor thesis
    Open Access
    El present Treball Final de Grau consisteix en el disseny d'una subestació de distribució d'energia elèctrica, situada en un entorn rural, al municipi de Corçà. La subestació està alimentada per dues línies d'alta tensió ...
  • Disseny d’un baden recol·lector d’energia 

    Sanfeliu i Bosch, David (Universitat Politècnica de Catalunya, 2013-11)
    Master thesis (pre-Bologna period)
    Restricted access - author's decision
    La demanda creixent d’energia elèctrica i la destrucció del medi ambient, han impulsat a la investigació de noves formes de generar energia. En aquest projecte, es fa especial interès al “Energy Harvesting” o recol·lecció ...
  • Disseny d'un convertidor electrònic per frenat regeneratiu en sistemes de transport vertical 

    Borràs Serra, Abel (Universitat Politècnica de Catalunya, 2016-05)
    Master thesis (pre-Bologna period)
    Open Access
    The project is about designing a system that allows energy savings in vertical transport systems, applied to lifts systems with variable frequency drives (VFD). The savings are based on energy storage in supercapacitors, ...