Enviaments recents

  • Effect of variable solar irradiance on the reactive power response of photovoltaic Generators 

    Cabrera Tobar, Ana; Aragüés Peñalba, Mònica; Gomis Bellmunt, Oriol (2018)
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    Accés restringit per política de l'editorial
    New grid requirements for large scale photovoltaic power plants (LS-PVPPs) demanding ancillary services make necessary the enhancement of photovoltaic (PV) generator's control. One of the challenges is the reactive power ...
  • Dynamic modelling and control of a PV generator for large scale applications 

    Cabrera Tobar, Ana; Aragüés Peñalba, Mònica; Gomis Bellmunt, Oriol (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    As large scale photovoltaic power plants are increasing their capacity, the new grid codes are requiring that these power plants have similar performance as conventional power plants do. Because of this, it is essential ...
  • Hybrid gas-electrical power & heavy duty propulsion: test platform 

    Bosch Tous, Ricardo; Casals Torrens, Pau; Álvarez Flórez, Jesús Andrés; Serrano Fontova, Alexandre (2018)
    Comunicació de congrés
    Accés obert
    This paper presents the results and discussion of an extensive set of tests of a hybrid generation system (gas-electric), to feed the electric motors which propel a small or medium vessel. Primarily, the hybrid electric ...
  • Yaw moment MRAC with optimal torque vectoring for a four in-wheel motor EV 

    Ghezzi, Matteo Kevin; Dòria Cerezo, Arnau; Olm Miras, Josep Maria (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    A direct yaw moment control of a four in-wheel motor independent drive electric vehicle is proposed. The advantages of this kind of vehicle are exploited by designing an optimal torque vectoring controller. The torque ...
  • Demonstration experience of the smart rural grid project 

    Girbau-Llistuella, F.; Sumper, Andreas; Heredero Peris, Daniel; Pagès Giménez, Marc; Chillón Antón, Cristian; Vidal Clos, Josep Andreu; Díaz González, Francisco (2016)
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    This paper aims to detail and illustrate the experiences for the grid-connected mode during the operational phase of the Smart Rural Grid (SRG) project. The SRG project is focused on DSO's capabilities to increase the ...
  • Detailed off-line parameter identification of synchronous generator based on frequency response tests 

    Bogarra Rodríguez, Santiago; García Espinosa, Antonio; Moreno Eguilaz, Juan Manuel; Riba Ruiz, Jordi-Roger (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Comunicació de congrés
    Accés obert
    This work presents a general methodology, based on standstill frequency response tests. Once the circuit topology is chosen, it allows a systematic calculation of the circuit parameters for a salient pole synchronous ...
  • On-line resistance measurement of substation connectors focused on predictive maintenance 

    Kadechkar, Akash; Riba Ruiz, Jordi-Roger; Moreno Eguilaz, Juan Manuel; Capelli, Francesca; González, David (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Comunicació de congrés
    Accés obert
    To detect faults in their early stage in a substation, it is necessary to monitor, measure and analyze periodically the health condition of the electrical connectors, which are among the most critical devices in such ...
  • Multi-period power management optimization for operating isolated hybrid microgrids 

    Galceran-Feixas, M.; Aragüés Peñalba, Mònica; Bullich Massagué, Eduard; Vidal Clos, J.-A; Gomis Bellmunt, Oriol (2018)
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    The aim of this study is to develop an algorithm for ensuring optimal operation of isolated microgrids. The generic microgrid considered consists of a set of distributed controllable generators integrated to a distribution ...
  • Grade of service in UDWDM-PON with statistical wavelength subscribing 

    Segarra Mullerat, Josep; Sales Zaragoza, Vicente; Prat Gomà, Josep Joan (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    The Grade of Service (GoS) or ONU rejection probability in coherent UDWDM-PONs with ONU lasers under limited tunability is evaluated. Each active ONU is assigned an exclusive wavelength channel, which is managed by heuristic ...
  • Transformerless DC/DC converter based on the autotransformer concept for the interconnection of HVDC grids 

    Sau Bassols, Joan; Prieto Araujo, Eduardo; Gomis Bellmunt, Oriol; Alves Baraciarte, Roberto; Nami, Alireza (2018)
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    DC/DC autotransformers present several advantages compared to Front-To-Front (F2F) topologies. This work presents the Transformerless (TL) DC/DC autotransformer topology, which consists on the substitution of the AC ...
  • Feasibility analysis of bluetooth 5 for real-time data transmission in high-voltage AC and DC substations 

    Kadechkar, Akash; Moreno Eguilaz, Juan Manuel; Riba Ruiz, Jordi-Roger (2018)
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    Accés restringit per política de l'editorial
    In the past, there have been some practical experiments to study the effect of radio interference and high impulse noise affecting some selected wireless communications protocols in substation environments. However, in the ...
  • Influence of cooperative-controlled driving in the traffic flow 

    Benedito Benet, Ernest; Dòria Cerezo, Arnau (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    This paper presents some preliminary results on the influence of vehicles equipped with cooperative adaptive cruise control algorithms to the traffic flow. The design of the controller consists in regulating a policy ...

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