Now showing items 1-12 of 12

    • Adjustment of the fuzzy logic controller parameters of the energy management strategy of a grid-tied domestic electro-thermal microgrid using the Cuckoo search algorithm 

      Arcos Avilés, Diego; García Gutiérrez, Gabriel; Guinjoan Gispert, Francesc; Pascual Miqueleiz, Julio María Upna Orcid; Marroyo Palomo, Luis Upna Orcid (IEEE, 2019)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      During the last century, population growth, together with economic development, has considerably increased the energy demand and, although renewable energies are becoming an alternative, still total energy supply is mainly ...
    • Analysis of a CIS based PV generator versus a multicrystalline generator under outdoor long-term exposure 

      Parra Laita, Íñigo de la Upna Orcid; Guerra Menjívar, Moisés Roberto; Marcos Álvarez, Javier Upna Orcid; García Solano, Miguel Upna Orcid; Marroyo Palomo, Luis Upna Orcid (IEEE, 2021)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The worldwide growth of the PV market has been almost exponential during the last years. Together with conventional crystalline (c-Si) PV modules, “new” commercially available PV technologies such as copper indium ...
    • DC capacitance reduction in photovoltaic inverters based on PV voltage feed-forward compensation 

      Urtasun Erburu, Andoni Upna Orcid; Sanchis Gúrpide, Pablo Upna Orcid; Marroyo Palomo, Luis Upna Orcid (IEEE, 2021)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In the case of photovoltaic (PV) inverters, an adequate input voltage regulation is fundamental to maximize or limit the power. When employing the traditional control, the input capacitance requires to be oversized in order ...
    • DC capacitance reduction in three-phase photovoltaic inverters by using virtual impedance emulation 

      Urtasun Erburu, Andoni Upna Orcid; Sanchis Gúrpide, Pablo Upna Orcid; Marroyo Palomo, Luis Upna Orcid (IEEE, 2019)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      DC voltage regulation in grid-connected three-phase PV inverters is a fundamental requirement. In order to reduce the influence of the PV non-linear behavior and ensure stability in the whole operating range, the input ...
    • Economic analysis of residential PV self-consumption systems with Li-ion batteries under different billing scenarios 

      Galilea Gil, Carlos Upna Orcid; Pascual Miqueleiz, Julio María Upna Orcid; Berrueta Irigoyen, Alberto Upna Orcid; Ursúa Rubio, Alfredo Upna Orcid; Marroyo Palomo, Luis Upna Orcid (IEEE, 2019)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper, an economic analysis for four houses with a PV self-consumption system with and without Li-ion batteries is carried out. In particular three different ways of sizing PV and batteries are analyzed under three ...
    • Effect of the inner current loop on the voltage regulation for three-phase photovoltaic inverters 

      Urtasun Erburu, Andoni Upna Orcid; Sanchis Gúrpide, Pablo Upna Orcid; Marroyo Palomo, Luis Upna Orcid (IEEE, 2020)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In three-phase grid-connected PV inverters, regulating the input voltage is a fundamental requirement. In order to reduce the influence of the PV non-linear behavior and ensure stability in the whole operating range, the ...
    • Fuzzy-based energy management of a residential electro-thermal microgrid based on power forecasting 

      Arcos Avilés, Diego; Gordillo, Rodolfo; Guinjoan Gispert, Francesc; Sanchis Gúrpide, Pablo Upna Orcid; Pascual Miqueleiz, Julio María Upna Orcid; Marietta, Martin P.; Marroyo Palomo, Luis Upna Orcid; Ibarra, Alexander (IEEE, 2018)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper, an energy management strategy based on microgrid power forecasting is applied to a residential grid-connected electro-thermal microgrid with the aim of smoothing the power profile exchanged with the grid. ...
    • Inverter-based PV ramp-rate limitation strategies: minimizing energy losses 

      González Moreno, Alejandro; Marcos Álvarez, Javier Upna Orcid; Parra Laita, Íñigo de la Upna Orcid; Marroyo Palomo, Luis Upna Orcid (IEEE, 2022)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      This work analyzes the reduction of power generation in strategies that regulate the PV ramp-rate by using inverter limitation. Although the operating principle implies some energy production losses, not all these ...
    • Modeling the inherent damping of high-power inverters 

      Erdocia Zabala, Ioseba Upna; Urtasun Erburu, Andoni Upna Orcid; Marroyo Palomo, Luis Upna Orcid (IEEE, 2020)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In order to decide whether passive or active damping is required in a three-phase inverter, a previous step is to assess the intrinsic damping of the system. However, few works focus on modeling this damping for DC/AC ...
    • On the on-site measurement of the degradation rate of crystalline silicon PV modules at plant level 

      Pascual Miqueleiz, Julio María Upna Orcid; Berrueta Irigoyen, Alberto Upna Orcid; Marcos Álvarez, Javier Upna Orcid; García Solano, Miguel Upna Orcid; Marroyo Palomo, Luis Upna Orcid (IEEE, 2018)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      This paper proposes a method for measuring the degradation rate of crystalline silicon PV modules at plant level in two different ways as a form of verification. As actual levels of degradation rate have been observed to ...
    • Outdoor performance of a CdTe based PV generator during 5 years of operation 

      Guerra Menjívar, Moisés Roberto; Parra Laita, Íñigo de la Upna Orcid; Marcos Álvarez, Javier Upna Orcid; García Solano, Miguel Upna Orcid; Marroyo Palomo, Luis Upna Orcid (IEEE, 2022)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Together with the huge growth of the traditional crystalline silicon (Si-x) PV manufacturers, other thin-film solar cells have also emerged such as cadmium telluride (CdTe) manufacturers. They are characterized by the ...
    • Ramp-rate control in large PV plants: battery vs. short-term forecast 

      Marcos Álvarez, Javier Upna Orcid; Parra Laita, Íñigo de la Upna Orcid; Cires Buey, Eulalia; Wang, Guang Chao; García Solano, Miguel Upna Orcid; Marroyo Palomo, Luis Upna Orcid (2018)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The changeability in the power produced by utility-scale PV plants caused by shadows due to passing clouds can compromise grid stability. Traditionally, some kind of energy storage systems (ESS) is proposed as the solution ...

      El Repositorio ha recibido la ayuda de la Fundación Española para la Ciencia y la Tecnología para la realización de actividades en el ámbito del fomento de la investigación científica de excelencia, en la Línea 2. Repositorios institucionales (convocatoria 2020-2021).
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