Now showing items 21-40 of 47

    • Estudio y diseño de prototipo para captación de energía de las olas del mar en el espigón de Vilanova i la Geltrú 

      Landeira Fernández, Francisco; Díez Vázquez, Javier (Universitat Politècnica de Catalunya, 2018-01)
      Bachelor thesis
      Open Access
      [CASTELLÀ] En este trabajo de final de grado hemos realizado un prototipo mecánico capaz de captar la energía que se pierde de las olas del mar (energía undimotriz) en el espigón de Vilanova i la Geltrú. Estudiando y ...
    • Fish habitat modelling for the Severn Estuary 

      Torres Mansilla, Caterina (Universitat Politècnica de Catalunya / Cardiff School of Engineering, 2012-06-27)
      Minor thesis
      Open Access
      This study describes estuary associated fish species characteristics together with the factors influencing their habitats, migrations and dynamics. The Severn Estuary ecosystem is briefly described with special detail to ...
    • Grid connection control of VSC-based high power converters for wave energy applications 

      Mir Cantarellas, Antonio; Rakhshani, Elyas; Remón, D.; Rodríguez Cortés, Pedro (2013)
      Conference report
      Restricted access - publisher's policy
      In the wave energy sector, an increasing concern regarding the grid connection of wave energy converters is recently being experienced, as well as in the main challenges resulting from the grid integration of large scale ...
    • Grid connection design and control of LCL+Trap filter based two-level VSC for wave power plant applications 

      Mir Cantarellas, Antonio; Rakhshani, Elyas; Remón, D.; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (2013)
      Conference report
      Restricted access - publisher's policy
      This paper presents a filter design methodology and control design strategy for LCL+Trap filters deployed in large scale wave power plants. This filter topology appears as an alternative for the widely used LCL filters, ...
    • Grid harmonic detection and system resonances indentification in wave power plant applications 

      Nisak, Khairul; Mir Cantarellas, Antonio; Luna Alloza, Álvaro; Candela García, José Ignacio; Rodríguez Cortés, Pedro (2013)
      Conference report
      Restricted access - publisher's policy
      There is a growing interest in electrical grid connection of single unit Wave Energy Converters (WECs), as well as the multiple units based Wave Power Plant (WPP) applications. Due to the increasing integration of high ...
    • Investigation for a more reliable yaw system design for the deltastream tidal turbine 

      Alvarado Carbajo, Dídac Adrià (Universitat Politècnica de Catalunya, 2012)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      Tidal power is a growing industry in the world but particularly in the United Kingdom. Many companies have started the race to achieve a cheap and efficient tidal turbine design. For instance, Tidal Energy Limited has opted ...
    • Mechanical design of the Ocean Grazer's floater blanket 

      Vidal I Mauricio, Sergi (Universitat Politècnica de Catalunya, 2019-10-03)
      Master thesis
      Open Access
      Covenantee:   Rijksuniversiteit Groningen / Ocean Grazer
      Nowadays, global warming is in the order of the day, as the majority of the countries are experiencing heat waves and other insalubrious atmospheric phenomena continuously. Some countries in Europe, such as United Kingdom, ...
    • Nonlinear control design for wave energy converter 

      Galván García, Bruno (Universitat Politècnica de Catalunya / University of Groningen, 2013)
      Bachelor thesis
      Open Access
      In this thesis, we study the optimization of a single-piston pump system for use in a new wave energy converter by using a feedback mechanism. The first part of the thesis is dedicated to the optimal determination of ...
    • Operating conditions leading to crack propagation in turbine blades of tidal barrages. Influence of head and operating mode 

      Luo, Yongyao; Presas Batlló, Alexandre; Wang, Zhengwei; Xiao, Yexiang (Elsevier, 2020-01)
      Article
      Restricted access - publisher's policy
      Tidal energy systems and specifically tidal barrages are renewable energy systems, that use the potential energy of tides to produce electricity. Actually, there are few tidal power stations operating, although recent ...
    • Optimum MPPT strategy for low-power pendulum-type wave energy converters 

      Carandell Widmer, Matias; Toma, Daniel; Río Fernandez, Joaquín del; Gasulla Forner, Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2020)
      Conference lecture
      Restricted access - publisher's policy
      Maximum Power Point Tracking (MPPT) techniques for low-power pendulum-type Wave Energy Converters were evaluated. A Kinetic Energy Harvester previously designed, together with a Power Management Unit, were tested on a ...
    • Power generation from tidal currents. Application to Ria de Vigo 

      Griñó Colom, Maria (Universitat Politècnica de Catalunya, 2015-06-17)
      Minor thesis
      Open Access
    • Renewable energy operation and conversion schemes: a summary of discussions during the Seminar on Renewable Energy Systems 

      Zacharias, Peter; Teodorescu, Remus; Rodríguez Cortés, Pedro; Liserre, M.; Knapp, Wilfried; Spagnuolo, Giovanni; Petrone, Giovanni; Vasconcelos, Samuel; Carlo Cecati, Araújo; Friis-Madsen, Erik; Gubía, Eugenio; Hissel, Daniel; Jasinski, Marek (2010-03)
      Article
      Open Access
      A short summary of some speeches given during Seminar on Renewable Energy system (SERENE) is presented. The contributions have been mainly focused on power electronics for photovoltaic (PV) and sea wave energies, pointing ...
    • Sea waves energy harvester based on impacts 

      Viñolo, Carlos; Manuel Lázaro, Antonio; Río Fernandez, Joaquín del; Toma, Daniel (SARTI Technological Development Centre of Remote Acquisition and Data processing Systems, 2012)
      Article
      Open Access
      The main problematic about electronic systems deployed in the sea for long periods of time, is to find a feasible way to supply them with the necessary amount of power without the necessity of a periodical supervision. Small ...
    • Simulació bidimensional d’un sistema de boies per extreure energia del mar 

      Camps Santasmasas, Marta (Universitat Politècnica de Catalunya, 2010-02-09)
      Master thesis
      Open Access
      L’objectiu d’aquest treball és modelitzar i estudiar el comportament d’un sistema format per una plataforma flotant amb diverses boies situat a alta mar que té per objectiu extreure energia de l’onatge incident. Per tal ...
    • Simulación del movimiento de un captador de energía mareomotriz situado en el interior de una boya de deriva 

      Zambrano Risco, Byron; Cascos Muñoz, Iván (Universitat Politècnica de Catalunya, 2019-07)
      Bachelor thesis
      Restricted access - author's decision
      [CASTELLÀ] El presente documento plasma el proceso de simulación mediante el uso del programa Siemens NX de un mecanismo convertidor de energía mareomotriz en energía eléctrica situado en el interior de una boya de deriva. ...
    • Simulating debris impacts on hydrokinetic infrastructure 

      Aliseda, A; Bagi, A; Johnson, Jerome B; Duvoy, P. X.; Kasper, J. L; Kulchitsky, A; Villardi de Montlaur, Adeline de (2017)
      Conference lecture
      Open Access
      The discrete element method was applied to model the impact force of woody debris (trees) on hydrokinetic infrastructure in a river setting. The DEM model, termed the Hydrokinetic Debris Impact Simulator (HDIS) was used ...
    • Sistema de Aprovechamiento de la Energía de las Olas del Mar 

      Pi Amorós, Gabriel (Universitat Politècnica de Catalunya, 2010-06)
      Master thesis (pre-Bologna period)
      Open Access
      Este documento describe un sistema de aprovechamiento de la energía transportada por el oleaje o energía undimotriz. El sistema no transformará la energía únicamente en electricidad si no que aprovecha dicha electricidad ...
    • Sistema de monitorización y supervisión de una boya para generación de energía undimotriz 

      Castaño Sánchez, Martín (Universitat Politècnica de Catalunya, 2011-06-15)
      Master thesis (pre-Bologna period)
      Open Access
      Las boyas oceanográficas resultan un punto de información meteorológica y oceanográfica cada vez más importante como estación de información. La información que aporta una boya puede servir para realizar un estudio ...
    • Sistemi di converzione dell'energie del moto ondoso 

      Vates Avilés, Alba Piedad (Universitat Politècnica de Catalunya / Università degli Studi di Firenze, 2008)
      Master thesis (pre-Bologna period)
      Restricted access - confidentiality agreement
    • Stresses and deformation analysis of the storage system structure of the Ocean Grazer 

      Altarriba Subirana, Albert (Universitat Politècnica de Catalunya, 2020-04-24)
      Master thesis
      Open Access
      Covenantee:   Rijksuniversiteit Groningen
      The global warming of the planet, mainly due to the excessive use of fossil fuels, and the consequences that are related to this phenomenon have implied a substantial increase in the bet on cleaner and more sustainable ...