Envíos recientes

  • Estudio de mercado para la automatización del control de parámetros de seguridad en actividades subterráneas turísticas a través de tecnologías de la información y comunicación (TIC) 

    Sanmiquel Pera, Lluís; Parcerisa Duocastella, David; Alfonso Abella, María Pura; Oliva Moncunill, Josep; Vintró Sánchez, Carla; Freijo Álvarez, Modesto (2012)
    Comunicación de congreso
    Acceso abierto
    El presente trabajo se enmarca dentro de un proyecto europeo denominado Undersafe financiado por la Unión Europea en el 7th Framework Programme. Su objetivo es diseñar un sistema de monitoreo de cuevas y minas turísticas ...
  • Legislación de seguridad para minas y cuevas turísticas de la Unión Europea 

    Vintró Sánchez, Carla; Oliva Moncunill, Josep; Freijo Álvarez, Modesto; Sanmiquel Pera, Lluís; Parcerisa Duocastella, David; Alfonso Abella, María Pura; Mata Perelló, Josep Maria (2012)
    Comunicación de congreso
    Acceso abierto
    En este trabajo se presentan los principales resultados del estudio de normativa de seguridad para minas y cuevas turísticas de la Unión Europea (UE). Del conjunto de países donde existen minas y cuevas turísticas se han ...
  • A new LPF-based grid frequency estimation for the SOGI filter with improved harmonic rejection 

    Matas Alcalá, José; Martín Cañadas, María Elena; El Mariachet Carreño, Jordi; Abusorrah, A.; Al-Turki, Y.A. (2018)
    Comunicación de congreso
    Acceso abierto
    This paper proposes a new method for the estimation of the grid voltage frequency using a low-pass filter (LPF) approach. The estimated frequency is used to tune a second order generalized integrator (SOGI) filter commonly ...
  • 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)
    Comunicación de congreso
    Acceso restringido por política de la editorial
    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 ...
  • The EDINSOST project. Training sustainability change agents in Spanish and Catalan Engineering Education. 

    Segalàs Coral, Jorge; Sánchez Carracedo, Fermín; Hernández Gómez, M. Angeles; Busquets Rubio, Pere; Tejedor Papell, Gemma; Horta Bernús, Ricard (2018)
    Texto en actas de congreso
    Acceso abierto
  • Overview of lightning interaction and damages to wind turbines 

    Montañá Puig, Juan (2017)
    Texto en actas de congreso
    Acceso abierto
    It is well known that tall structures such as telecommunication towers can be exposed to numerous lightning incidence. Wind turbines are in this group, but two particular characteristics distinguish wind turbines from the ...
  • Control of energy storage system integrating electrochemical batteries and SC for grid-connected applications 

    Capo Misut, Ruben; Muñoz Aguilar, Raúl Santiago; Rocabert Delgado, Joan; Candela García, José Ignacio; Rodríguez Cortés, Pedro (2016)
    Texto en actas de congreso
    Acceso restringido por política de la editorial
  • Self-powered bipolar gate-driver power supply circuit for neutral-point-clamped converters 

    Busquets Monge, Sergio; Filbà Martínez, Àlber; Nicolás Apruzzese, Joan; Bordonau Farrerons, José (2018)
    Texto en actas de congreso
    Acceso abierto
    The design of gate-driver power supply (GDPS) circuits for multilevel neutral-point-clamped converters is a challenge due to the large number of power switches required and the fact that each device presents a different ...
  • Power control strategies during voltage sags according to Spanish grid code 

    Bogarra Rodríguez, Santiago; Córcoles López, Felipe; Saura Perisé, Jaime; Moreno Eguilaz, Juan Manuel; Bakkar, Mostafa (2018)
    Texto en actas de congreso
    Acceso abierto
    In order to connect any power converters into the grid there are some grid requirements to insure the safe operation of the grid. So, the control of the converters especially during abnormal ...
  • High-resolution spectra of sprites and halos with GRASSP 

    Gordillo Vázquez, Francisco; Passas, Maria; Sánchez, Justo; Pérez Invernón, F. J.; Luque, Alejandro; Van der Velde, Oscar Arnoud; Montañá Puig, Juan (2017)
    Texto en actas de congreso
    Acceso abierto
    The first and simultaneous spectroscopic campaigns of TLEs were carried out in the mid 1990s [1, 2], soon after the discovery of TLEs in 1989 [3]. These initial campaigns provided preliminary results on the optical emissions ...
  • Characteristics of lightning flashes generating dancing sprites above thunderstorms 

    Soula, Serge; Mlynarczyk, Janusz; Fullekrug, Martin; Georgis, J.-F.; Pineda Rüegg, Nicolau; Van der Velde, Oscar Arnoud; Montañá Puig, Juan; Fabró Tàpia, Ferran (2017)
    Comunicación de congreso
    Acceso abierto
    During the night of October 29-30, 2013, a low-light video camera at Pic du Midi (2877 m) in the French Pyrénées, recorded TLEs above a very active storm over the Mediterranean Sea. The minimum cloud top temperature reached ...
  • Model and control of the isolated multi-modular converter 

    Verdugo Retamal, Cristian Andrés; Candela García, José Ignacio; Blaabjerg, Frede; Rodríguez Cortés, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2017)
    Texto en actas de congreso
    Acceso abierto
    Multi-modular converters have proven to be one of the most suitable topology to be used in high and power applications. The modularity of these configurations offer several advantages, such as: high quality voltage, ...

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