Now showing items 1-20 of 109

  • A comparison of power conversion systems for modular battery-based energy storage systems 

    Díaz González, Francisco; Heredero Peris, Daniel; Pagès Giménez, Marc; Prieto Araujo, Eduardo; Sumper, Andreas (Institute of Electrical and Electronics Engineers (IEEE), 2020-02-07)
    Article
    Open Access
    A modular battery-based energy storage system is composed by several battery packs distributed among different modules or parts of a power conversion system (PCS). The design of such PCS can be diverse attending to different ...
  • Adaptive droop for control of multiterminal DC bus integrating energy storage 

    Gavriluta, Catalin; Candela García, José Ignacio; Rocabert Delgado, Joan; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (2015-02-01)
    Article
    Open Access
    Multiterminal dc (MTDC) systems are drawing a lot of interest lately in applications related to distributed generation, especially in those that integrate wind or photovoltaic (PV) generation with energy storage (ES). ...
  • Adaptive droop for primary control in MTDC networks with energy storage 

    Gavriluta, Catalin; Candela García, José Ignacio; Luna Alloza, Álvaro; Rocabert Delgado, Joan; Rodríguez Cortés, Pedro (2013)
    Conference lecture
    Restricted access - publisher's policy
    Multi-terminal DC (MTDC) systems are drawing a lot of interest lately in applications related to distributed generation, especially in those that integrate wind or PV systems together with energy storage. This paper proposes ...
  • Advanced methodology for the optimal sizing of the energy storage system in a hybrid electric refuse collector vehicle using real routes 

    Cortez, Ernest; Moreno Eguilaz, Juan Manuel; Soriano Alfonso, Franciso (Multidisciplinary Digital Publishing Institute (MDPI), 2018-11-24)
    Article
    Open Access
    This paper presents a new methodology for optimal sizing of the energy storage system ( ESS ), with the aim of being used in the design process of a hybrid electric (HE) refuse collector vehicle ( RCV ). This methodology ...
  • A first estimate for thermal osmotic long storage 

    Arias Montenegro, Francisco Javier; Heras Jiménez, Salvador Augusto de las (2019-09-15)
    Article
    Restricted access - publisher's policy
    In this brief note, a first assessment on the possibilities for thermal osmotic storage using the thermal precipitation of aqueous solutions as alternative to sensible heat storage is performed. In a recent study it was ...
  • Almacenamiento de energía para la reducción del coste de los errores de predicción en la generación eólica 

    Labrador Martínez, Víctor (Universitat Politècnica de Catalunya, 2015-06)
    Master thesis (pre-Bologna period)
    Open Access
    El presente proyecto tiene como objetivo determinar la viabilidad de la instalación de un sistema de almacenamiento energético, concretamente de una batería, como instrumento para reducir el coste imputado a los ...
  • Anàlisi de l'operació de sistemes elèctrics amb alta penetració de renovables 

    Manresa Nadal, Josep (Universitat Politècnica de Catalunya / Universitat de Barcelona, 2015-10)
    Master thesis
    Open Access
    La introducció de cada vegada majors quantitats d'energia d'origen renovable en els sistemes elèctrics dona lloc a una sèrie de reptes en la correcta operació del sistema que afecten a l'estabilitat de la freqüència i ...
  • Analysis and comparison of battery energy storage technologies for grid applications 

    SAEZ-DE-IBARRA, A.; Milo, Aitor; Gaztañaga, Haizea; Etxeberria Otadui, Ion; Rodríguez Cortés, Pedro; Bacha, Seddik; Debusschere, V. (2013)
    Conference report
    Restricted access - publisher's policy
    Battery Energy Storage Systems (BESSs) could contribute to the generation/consumption balance of the grid and could provide advanced functionalities at different grid levels (generation, T&D, end-user and RES integration). ...
  • Analysis and evaluation of Li-Ion batteries 

    Train Packard, Marcos (Universitat Politècnica de Catalunya / Universitat de Barcelona, 2012-06)
    Master thesis
    Open Access
    This document provides an introduction and over view of state-of-the-art energy storage technology including a comparison of them and various evaluations of the new possibilities they give to the energy infrastructure and ...
  • 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
  • Analysis and simulation of a thermosolar heating system using phase change material as the flowing fluid 

    Utrilla Duaso, Javier (Universitat Politècnica de Catalunya / Politecnico di Torino, 2011)
    Master thesis (pre-Bologna period)
    Restricted access - author's decision
    The increasing gas emissions and the continuous rise of fuel prices are the main reasons why new solutions for world energy demand are searched. Using Europe as an indicator, every year more than thirty per cent of the oil ...
  • Analysis of a thermal energy storage system for application in the Moon 

    Climent Molina, Blai (Universitat Politècnica de Catalunya, 2012-07-19)
    Bachelor thesis
    Restricted access - author's decision
    One of the biggest challenges of the Moon exploration is the survival of the crew and the lunar assets during the lunar night. Lunar environment is a harsh, alien environment in the true sense of the word and requires ...
  • Analysis of different solar energy acquisition systems for applications in the Moon 

    Campal, Maryne (Universitat Politècnica de Catalunya, 2012-07-27)
    Bachelor thesis
    Restricted access - author's decision
    The big challenge of the NASA and space agencies for years to come is to return to the Moon to build a base of research there. This return to the Moon stays only a stage before the purpose of the big space agencies: the ...
  • An electrochemical impedance spectroscopy study of ZnI2 redox flow batteries 

    Molinari, Benjamin (Universitat Politècnica de Catalunya, 2019-07-03)
    Master thesis
    Open Access
    This thesis work focuses on the zinc-iodine redox flow battery system with ananalysis of the electrochemical changes which occur throughout charge and dis-charge. A literature review of energy storage techniques was first ...
  • An estimate for thermal osmotic heat storage using precipitation of common salts 

    Arias Montenegro, Francisco Javier; Heras Jiménez, Salvador Augusto de las (2019-09-09)
    Article
    Restricted access - publisher's policy
    In this brief note, a first assessment on the possibilities for thermal osmotic storage by harnessing the thermal dependence of the solubility of common salts as an alternative method to sensible heat storage is discussed. ...
  • Aplicacions dels sistemes d'emmagatzematge d'energia en parcs eòlics i fotovoltaics / Applications of energy storage systems in wind and photovoltaic parks 

    Puig Miret, Marc (Universitat Politècnica de Catalunya, 2019-01-17)
    Bachelor thesis
    Restricted access - author's decision
    El desplegament dels sistemes de generació renovable en xarxes elèctriques, com els parcs eòlics i fotovoltaics, és un repte tecnològic degut a la variabilitat del recurs renovable: el vent i el sol. Una de les possibles ...
  • Applications of energy storage systems in wind and photovoltaic parks 

    Montagu, Michaël (Universitat Politècnica de Catalunya, 2019-01-17)
    Tutored research work
    Open Access
    The deployment of renewable generating systems in electrical grids is a technological challenge because of the variability of renewable resources, e.g. wind and sun. One of the possible tools to make the power output profile ...
  • A self-branched lamination of hierarchical patronite nanoarchitectures on carbon fiber cloth as novel electrode for ionic liquid electrolyte-based high energy density supercapacitors 

    Manikandan, Ramu; Justin Raj, Chellan; Nagaraju, Goli; Puigdollers i González, Joaquim; Voz Sánchez, Cristóbal (2019-11-14)
    Article
    Restricted access - publisher's policy
    The developments of rationally designed binder-free metal chalcogenides decorated flexible electrodes are of paramount importance for advanced energy storage devices. Herein, binder-free patronite (VS4) flower-like ...
  • Bioelectrochemical systems for energy storage: a scaled-up power-to-gas approach 

    Ceballos Escalera, Alba; Molognoni, Daniele; Bosch Jimenez, Pau; Shahparasti, Mahdi; Bouchakour, Salim; Luna Alloza, Álvaro; Guisasola, Albert; Borràs, Eduard; Della Pirriera, Monica (2019-01-01)
    Article
    Restricted access - publisher's policy
    The development and implementation of energy storage solutions is essential for the sustainability of renewable energy penetration in the electrical system. In this regard, power-to-gas technologies are useful for seasonal, ...
  • Capacitor voltage balance limits in a multilevel-converter-based energy storage system 

    Burusteta, Sendoa; Pou Félix, Josep; Ceballos Recio, Salvador; Marino, Iker; Alzola, José Ángel (2011)
    Conference report
    Open Access
    This paper studies an energy storage system based on a three-level DC-DC converter and a gridconnected neutral-point-clamped inverter. The main advantages of this multilevel power conversion system are highlighted and ...