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Now showing items 1-20 of 39

    • A hybrid energy storage solution based on supercapacitors and batteries for the grid integration of utility scale photovoltaic plants 

      Díaz González, Francisco; Chillón Antón, Cristian; Llonch Masachs, Marc; Galceran Arellano, Samuel; Rull Duran, Joan; Bergas Jané, Joan Gabriel; Bullich Massagué, Eduard (Elsevier, 2022-07-01)
      Article
      Open Access
      This paper presents a 2-level controller managing a hybrid energy storage solution (HESS) for the grid integration of photovoltaic (PV) plants in distribution grids. The HESS is based on the interconnection of a lead-acid ...

    • A novel fractional proportional-resonant current controller for voltage source converters 

      Heredero Peris, Daniel; Sánchez Sánchez, Enric; Chillón Antón, Cristian; Montesinos Miracle, Daniel; Galceran Arellano, Samuel (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Conference lecture
      Restricted access - publisher's policy
      This paper proposes a hybrid controller that combines conventional proportional-resonant controllers with the more recent application of fractional order calculus applied to the current control loop of voltage source ...

    • A sensorless stable V/f control method for a five-phase PMSM 

      Sala Pérez, Pau; Galceran Arellano, Samuel; Montesinos Miracle, Daniel (2013)
      Conference lecture
      Restricted access - publisher's policy
      This paper presents a sensorless and stable control method for a five-phase permanent magnet synchronous motor (PMSM). At first, a model of a five-phase PMSM is presented. After that a stability study has been performed ...

    • Apunts de Màquines elèctriques 

      Galceran Arellano, Samuel; Rull Duran, Joan (Universitat Politècnica de Catalunya, 2016)
      Lecture notes
      Open Access

    • Baterías tradicionales y avanzadas 

      Villafafila Robles, Roberto; Galceran Arellano, Samuel; Valsera Naranjo, Eduardo (Grupo Tecnipublicaciones, 2010-09)
      Article
      Restricted access - publisher's policy
      Las políticas de impulso a los vehículos eléctricos y a las fuentes de energía renovables para la generación eléctrica están propiciando nuevos mercados para las baterías, que al mismo tiempo representan un reto para los ...

    • Composed index for the evaluation of energy security in power systems within the frame of energy transitions—The case of Latin America and the Caribbean 

      Fuentes Ruiz, Sergio; Villafafila Robles, Roberto; Rull Duran, Joan; Galceran Arellano, Samuel (2021-04-26)
      Article
      Open Access
      Energy transitions are transforming energy systems around the globe. Such a shift has caused the power system to become a critical piece of infrastructure for the economic development of every nation on the planet. Therefore, ...

    • Congestion forecast framework based on probabilistic power flow and machine learning for smart distribution grids 

      Hernández Matheus, Alejandro Henrique; Berg, Kjersti; Teixeira Filho, Vinicius Gadelha; Aragüés Peñalba, Mònica; Bullich Massagué, Eduard; Galceran Arellano, Samuel (Elsevier, 2024-02-01)
      Article
      Open Access
      The increase in renewable energy sources and new technologies such as electric vehicles and storage can generate uncertainties in distribution grid operations, increasing the likelihood of congestions in power lines. ...

    • Convertidores de frecuencia: retos y aplicaciones futuras 

      Blaabjerg, Frede; Villafafila Robles, Roberto; Thoegersen, Peter; Galceran Arellano, Samuel (Grupo Tecnipublicaciones, 2005-04)
      Article
      Restricted access - publisher's policy
      La tecnología de los convertidores de frecuencia está madura en cuanto a su uso en el control de motores, pero la rápida evolución que han sufrido estos equipos en los últimos diez años ha hecho que su aplicación efectiva ...

    • Design and control of a modular multilevel DC/DC converter for regenerative applications 

      Montesinos Miracle, Daniel; Massot Campos, Miquel; Bergas Jané, Joan Gabriel; Galceran Arellano, Samuel; Rufer, Alfred (2013-08)
      Article
      Restricted access - publisher's policy
      This paper compares different cascaded and multilevel topologies to interface supercapacitors to a dc bus in regenerative braking applications. It is shown that the modular multilevel dc/dc converter (MMC) can benefit ...

    • Design methodology for a dc–dc power conversion system with EIS capability for battery packs 

      Díaz González, Francisco; Heredero Peris, Daniel; Galceran Arellano, Samuel (2018-09-01)
      Article
      Open Access
      This paper presents a design methodology for a dc-dc power conversion system (PCS) for battery packs. The methodology provides with an optimal design of the PCS and the associated inductive-capacitive filter interfacing ...

    • Droop control for loss minimization in HVDC multi-terminal transmission systems for large offshore wind farms 

      Aragüés Peñalba, Mònica; Egea Àlvarez, Agustí; Galceran Arellano, Samuel; Gomis Bellmunt, Oriol (2014-07)
      Article
      Restricted access - publisher's policy
      A control scheme is proposed in order to minimize the losses in multi-terminal HVDC systems for large offshore wind power plants. This approach is based on two cascaded control schemes. A low level droop control regulates ...

    • Effect of current distortion and unbalanced loads on semiconductors reliability 

      Lledó Ponsati, Tomàs; Bahman, Amir Sajjad; Lannuzzo, Francesco; Montesinos Miracle, Daniel; Galceran Arellano, Samuel (Institute of Electrical and Electronics Engineers (IEEE), 2021-01-01)
      Article
      Open Access
      This article presents a reliability analysis of a 4-wire grid-tied inverter under different loading conditions, considering unbalanced loads and harmonic distortion in the current consumed. The proposed power converter is ...

    • Fault ride-through control based on voltage prioritization for grid-forming converters 

      Dadjo Tavakoli, Saman; Prieto Araujo, Eduardo; Gomis Bellmunt, Oriol; Galceran Arellano, Samuel (2023-01-01)
      Article
      Open Access
      This paper discusses that the existing grid codes on the fault ride-through (FRT) opera-tion have certain complications to be implemented in the grid-forming (GFM) converters.In particular, they do not provide a clear ...

    • Flicker mitigation by reactive power control in wind farm with doubly fed induction generators 

      Girbau Llistuella, Francesc; Sumper, Andreas; Díaz González, Francisco; Galceran Arellano, Samuel (2014-02)
      Article
      Restricted access - publisher's policy
      This paper presents a novel wind farm control with the purpose to mitigate the flicker emission of doubly fed induction generators. The presented control strategy is implemented in a wind farm connected to a distribution ...

    • General form of consensus optimization for distributed OPF in HVAC-VSC-HVDC systems 

      Aragüés Peñalba, Mònica; Nguyen, Tung Lam; Caire, Raphael; Sumper, Andreas; Galceran Arellano, Samuel; Tran, Quoc-Tuan (2020-04-24)
      Article
      Open Access
      In this paper a distributed algorithm for ensuring Optimal Power Flows in hybrid AC-DC systems is proposed. While centralized OPF formulations require information of many variables of all the network nodes, the present ...

    • High-accuracy all-digital resolver-to-digital conversion 

      Bergas Jané, Joan Gabriel; Ferrater Simón, María Misericordia; Gross, Gabriel Igor; Ramírez Pisco, Rodrigo; Galceran Arellano, Samuel; Rull Duran, Joan (IEEE Press. Institute of Electrical and Electronics Engineers, 2011-04-19)
      Article
      Restricted access - publisher's policy
      In this article, a high-accuracy all-digital resolverto- digital converter is presented. The two basic components of a conventional tracking R/D converter, the phase detector and the loop filter, are software implemented ...

    • Integral approach to energy planning and electric grid assessment in a renewable energy technology integration for a 50/50 target applied to a small island 

      Mendoza Vizcaino, Javier; Raza, Muhammad; Sumper, Andreas; Díaz González, Francisco; Galceran Arellano, Samuel (2019-01-01)
      Article
      Open Access
      This paper presents an energy planning, a grid assessment, and an economic analysis, considering three growing scenarios (Low, Base and High) in the electricity consumption, to supply the energy demand for a hybrid power ...

    • Interaction analysis between MMC-based VSC-HVDC links and DFIG-based WPPs within the AC network 

      Prieto Araujo, Eduardo; Sánchez Sánchez, Enric; Galceran Arellano, Samuel; Gomis Bellmunt, Oriol (Energynautics GmbH, 2017)
      Conference report
      Restricted access - publisher's policy
      This paper deals with a detailed interaction anal- ysis between a wind power plant (WPP) including Doubly Fed Induction Generators (DFIG) and a Voltage Source Converter High Voltage Direct Current (VSC-HVDC) link based on ...

    • LCL filter design for an NPC three-level three-phase grid connected inverter 

      Benet Barberan, Jordi; Pagès Giménez, Marc; Galceran Arellano, Samuel; Sudrià Andreu, Antoni; Montesinos Miracle, Daniel (2012)
      Conference lecture
      Restricted access - publisher's policy

    • Live field validation of an islanded microgrid based on renewables and electric vehicles 

      Heredero Peris, Daniel; Chillón Antón, Cristian; Girbau Llistuella, Francesc; González Font de Rubinat, Paula; Gomis Bellmunt, Oriol; Pagès Giménez, Marc; Sudrià Andreu, Antoni; Galceran Arellano, Samuel; Montesinos Miracle, Daniel (2023-01-12)
      Article
      Open Access
      This paper presents a live field experience of creating an isolated microgrid for the Expoelectric fair during 2018 and 2019. The islanded microgrid comprises a Master Inverter with grid-forming capabilities and fault ...