Now showing items 1-20 of 45

    • A sensor-less sliding mode control scheme for a stand-alone wound rotor synchronous generator under unbalanced load conditions 

      Muñoz Aguilar, Raúl Santiago; Rodríguez Cortés, Pedro; Dòria Cerezo, Arnau; Candela García, José Ignacio; Luna Alloza, Álvaro (2004-09)
      Article
      Restricted access - publisher's policy
      This paper presents a sliding mode control for a wound rotor synchronous machine acting as an isolated generator connected to an unbalanced load. In order to simplify the control methodology, the standard dq-model of the ...
    • A sliding mode control for a wound rotor synchronous generator with an isolated RL load 

      Muñoz Aguilar, Raúl Santiago; Dòria Cerezo, Arnau; Fossas Colet, Enric (IEEE Press. Institute of Electrical and Electronics Engineers, 2010)
      Conference lecture
      Open Access
      In this paper a sliding mode controller for the stator voltage amplitude of a stand-alone wound rotor synchronous generator is presented. The standard dq-model of the electrical machine connected to an isolated inductive ...
    • A stationary reference frame grid synchronization system for three-phase grid-connected power converters under adverse grid conditions 

      Rodríguez Cortés, Pedro; Luna Alloza, Álvaro; Muñoz Aguilar, Raúl Santiago; Etxebarría, Ion; Teodorescu, Remus; Blaabjerg, Frede (2012-01)
      Article
      Restricted access - publisher's policy
      Grid synchronization algorithms are of great importance in the control of grid-connected power converters, as fast and accurate detection of the grid voltage parameters is crucial in order to implement stable control ...
    • Active power limiter for grid connection of modern renewable SSG SPC 

      Abdollahi, Mostafa; Candela García, José Ignacio; Rocabert Delgado, Joan; Muñoz Aguilar, Raúl Santiago; Rodríguez Cortés, Pedro (2017)
      Conference report
      Restricted access - publisher's policy
      Management of Renewable Static Synchronous Generation units based on Synchronous Power Controller (RSSG-SPC), not only provides grid synchronization without using PLL and gives proper dynamic to output active power, moreover ...
    • Active power limiter for static synchronous generators in renewable applications 

      Abdollahi, Mostafa; Candela García, José Ignacio; Rocabert Delgado, Joan; Muñoz Aguilar, Raúl Santiago (2018)
      Conference report
      Restricted access - publisher's policy
      Control of the power converters in the Renewable Static Synchronous Generation units based on the Synchronous Power Control technique (RSSG-SPC) provides the opportunity for the grid operators to use simple and efficient ...
    • An overview of harmonic analysis and resonances of large wind power plant 

      Md. Hasan, Khairul Nisak; Rauma, Kalle; Rodríguez Cortés, Pedro; Candela García, José Ignacio; Muñoz Aguilar, Raúl Santiago; Luna Alloza, Álvaro (IEEE, 2011)
      Conference report
      Restricted access - publisher's policy
      This paper presented an overview of harmonic analysis and resonance in large wind power plant. The harmonic related problem becomes a concern as the growing numbers of nonlinear load and the increased possibility of ...
    • Analysis on dynamic interaction of renewable SSG SPC with external power grid 

      Abdollahi, Mostafa; Candela García, José Ignacio; Rocabert Delgado, Joan; Muñoz Aguilar, Raúl Santiago; Rodríguez Cortés, Pedro (2017)
      Conference report
      Restricted access - publisher's policy
      Control of renewables by Synchronous Power Controller (SPC) technology provides virtual damping and inertia which results to support phase stability on the grid and keep synchronism of interconnected areas tighter. Serving ...
    • Constant common mode voltage modulation strategy for the FB10 power converter 

      Rodríguez Cortés, Pedro; Muñoz Aguilar, Raúl Santiago; Vázquez Guzmán, Gerardo; Candela García, José Ignacio; Teodorescu, Remus (IEEE, 2011)
      Conference report
      Restricted access - publisher's policy
      In this paper a modulation strategy based on the classical space vector modulation is applied to the FB10 converter, a new converter topology for PV applications. Firstly, the FB10 converter is presented and the ...
    • Control of a Stand-Alone Wound Rotor Synchronous Generator: Two Sliding Mode Approaches via Regulation of the d-Voltage Component 

      Dòria Cerezo, Arnau; Utkin, Vadim; Muñoz Aguilar, Raúl Santiago; Fossas Colet, Enric (2011-05-16)
      Article
      Open Access
      In this brief two sliding mode control alternatives to regulate the stator voltage amplitude for a stand alone wound rotor synchronous generator are presented. Both controllers use the stator voltage -component error ...
    • 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)
      Conference report
      Restricted access - publisher's policy
    • Control of power converters in distributed generation applications under grid fault conditions 

      Rodríguez Cortés, Pedro; Luna Alloza, Álvaro; Muñoz Aguilar, Raúl Santiago; Córcoles López, Felipe; Teodorescu, Remus; Blaabjerg, Frede (IEEE, 2011)
      Conference report
      Restricted access - publisher's policy
      The operation of distributed power generation systems under grid fault conditions is a key issue for the massive integration of renewable energy systems. Several studies have been conducted to improve the response of ...
    • Control proposals for the operation of power converters in wind power systems 

      Luna Alloza, Álvaro; Aguilar, Daniel; Muñoz Aguilar, Raúl Santiago; Córcoles López, Felipe; Rodríguez Cortés, Pedro (IEEE, 2011)
      Conference report
      Open Access
      The wind turbines based on Doubly Fed Induction Generators (DFIG) represent almost the 60% of the installed windpower worldwide. Nowadays most of the existing algorithms, used for regulating the production of active and ...
    • DCM-232 converter: a PV transformerless three-phase inverter 

      Rodríguez Cortés, Pedro; Muñoz Aguilar, Raúl Santiago; Vázquez Guzmán, Gerardo; Candela García, José Ignacio; Aldabas Rubira, Emiliano; Etxeberria Otadui, Ion (IEEE, 2011)
      Conference report
      Restricted access - publisher's policy
      Nowadays transformerless PV converters are widely used in the energy conversion stage of a PV plant, because their good characteristics regarding efficiency, size, cost and weight. The main problem in transformerless ...
    • Design, operation, modeling and grid integration of power-to-gas bioelectrochemical systems 

      Muñoz Aguilar, Raúl Santiago; Molognoni, Daniele; Bosch Jiménez, Pau; Borràs, Eduard; Pirriera, Monica Della; Luna Alloza, Álvaro (2018-08-01)
      Article
      Open Access
    • Direct synchronous-asynchronous conversion system for hybrid electrical vehicle applications. An energy-based modeling approach 

      Muñoz Aguilar, Raúl Santiago; Dòria Cerezo, Arnau; Puleston, Paul (2013-05-01)
      Article
      Restricted access - publisher's policy
      This paper presents a proposal for a series hybrid electric vehicle propulsion system. This new configuration is based on a wound-rotor synchronous generator (WRSM) and a doubly-fed induction machine (DFIM). The energy-based ...
    • Efficiency analysis of DCM-232 three-phase PV topology 

      Muñoz Aguilar, Raúl Santiago; Rodríguez Cortés, Pedro; Vazquez, Gerardo; Candela García, José Ignacio; Aldabas Rubira, Emiliano (2012)
      Conference report
      Restricted access - publisher's policy
      In this paper the losses of the DCM-232 topology for a particular modulation strategy has been analyzed. This modulation has as particular that no common mode currents are presented. Some simulation and experimental results ...
    • Energy-based modelling and simulation of a series hybrid electric vehicle propulsion system 

      Muñoz Aguilar, Raúl Santiago; Dòria Cerezo, Arnau; Puleston, Paul (2009-09-01)
      Conference lecture
      Open Access
      This paper presents an energy-based model of a series hybrid electric vehicle. The proposed propulsion system has a new configuration using a wound-rotor synchronous generator (WRSM) and a doublyfed induction machine ...
    • Enhanced control for improving the operation of grid-connected power converters under faulty and saturated conditions 

      Shahparasti, Mahdi; Catalán, Pedro; Fazlin Roslan, Nurul; Rocabert Delgado, Joan; Muñoz Aguilar, Raúl Santiago; Luna Alloza, Álvaro (2018-02-28)
      Article
      Open Access
      In renewable energy based systems Grid-Connected Voltage Source Converters (GC-VSC) are used in many applications as grid-feeding converters, which transfer the power coming from the renewable energy sources to the grid. ...
    • Extended SMC for a stand-alone wound rotor synchronous generator 

      Muñoz Aguilar, Raúl Santiago; Dòria Cerezo, Arnau; Fossas Colet, Enric (2017-01-01)
      Article
      Open Access
    • Generation frequency support by renewable SSG SPC unit on interconnected areas 

      Abdollahi, Mostafa; Candela García, José Ignacio; Rocabert Delgado, Joan; Muñoz Aguilar, Raúl Santiago; Rodríguez Cortés, Pedro (2017)
      Conference report
      Restricted access - publisher's policy
      Supporting frequency inside of each generation area as well as keeping proper synchronism condition between interconnected areas are two main challenges for grid operators. In this paper, after analysis of structure of ...