Exploració per tema "Energia elèctrica -- Distribució"

Ara es mostren els items 41-60 de 203

    • CGUMAT : Centro de gestión unificado de mantenimiento de AT 

      Jiménez Melsión, Enric (Universitat Politècnica de Catalunya, 2016-09)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      Realitzat a/amb:   Endesa
      Este proyecto tiene como finalidad mejorar la gestión del Mantenimiento en la Subestaciones de la División de Cataluña Centro de la empresa Endesa Distribución. El objetivo es diseñar y programar un Centro de Control ...

    • Collaborative voltage unbalance elimination in grid-connected AC microgrids with grid-feeding inverters 

      Borrell, Angel; Velasco García, Manel; Miret Tomàs, Jaume; Camacho Santiago, Antonio; Martí Colom, Pau; Castilla Fernández, Miguel (Institute of Electrical and Electronics Engineers (IEEE), 2021-06-01)
      Article
      Accés obert
      The control flexibility of the power inverters that interface distributed generation can be exploited to incorporate power quality enhancement features in addition to the usual power management control. This article presents ...

    • Communication-aware consensus for frequency restoration in islanded microgrids 

      Martí Colom, Pau; Velasco García, Manel; Martín Rull, Enric Xavier; Castilla Fernández, Miguel; Miret Tomàs, Jaume; Camacho Santiago, Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      MicroGrids (MGs) include spatially distributed generation (DG) systems and loads that may require operating autonomously in islanded mode. The operation of islanded MGs can benefit from consensus theory and practice, ...

    • Comparative study of reactive power control methods for photovoltaic inverters in low-voltage grids 

      Momeneh, Arash; Castilla Fernández, Miguel; Miret Tomàs, Jaume; Martí Colom, Pau; Velasco García, Manel (2016-03-01)
      Article
      Accés obert
      The increasing installation of photovoltaic panels in low-voltage grids causes an over voltage problem, especially during high production and low consumption periods. Generally the over voltage problem is overcome by ...

    • 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
      Accés obert
      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. ...

    • Connection and disconnection transients for micro-grids under unbalance load condition 

      Rocabert Delgado, Joan; Azevedo, Gustavo M.S.; Candela García, José Ignacio; Blaabjerg, Frede; Rodríguez Cortés, Pedro (2011)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The recent grid integration of Distributed Energy Resources (DER) possibility the formation of intentional islands in the case of a grid fault conditions. For such island formation is required an active agent capable of ...

    • Consecuencias de los robos de las puestas a tierras en las redes de distribución de media y baja tensión 

      Girbau Llistuella, Francesc; Sumper, Andreas; Aragüés Peñalba, Mònica (2015-02-11)
      Report de recerca
      Accés obert

    • Consensus for active power sharing and frequency restoration in islanded microgrids subject to drifting clocks 

      Rosero Chandi, Carlos Xavier; Martí Colom, Pau; Velasco García, Manel; Castilla Fernández, Miguel; Miret Tomàs, Jaume; Camacho Santiago, Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The application of consensus theory in the control of islanded microgrids (MG) is gaining increased attention because it facilitates the development of distributed control solutions. In particular, its application to active ...

    • Consumo autosuficiente aplicado a la vivienda tradicional mallorquina 

      Beltran Borràs, Margalida (Universitat Politècnica de Catalunya, 2021-07-13)
      Treball Final de Grau
      Accés obert
      La falta de suministros en la arquitectura rural en Mallorca es un hecho que sigue existiendo, por este motivo es importante llevar a cabo un estudio para mejorar las condiciones de las viviendas aisladas que carecen de ...

    • Contributions to evaluate technical and economic benefits of distributed generation for low-income citizens 

      Baffi, Eduardo (Universitat Politècnica de Catalunya, 2017-06-15)
      Projecte Final de Màster Oficial
      Accés obert
      Power generation at or near the consumers characterizes the Distributed Generation (DG). The use of renewable resources to provide energy close to the end users has changed the perspectives for the future power system. ...

    • Control automático de sistemas eléctricos 

      Garcia Camon, Juan De Dios (Universitat Politècnica de Catalunya, 2020-07-27)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      Realitzat a/amb:   Rubatec
      El continuo aumento de la demanda energética en todo el mundo, la evolución de las Tecnologías de la Información y la Comunicación (TIC) y el actual marco económico mundial, han provocado que durante los últimos años hayan ...

    • Control d’un convertidor “Active Front End” en presència de desequilibris a la xarxa elèctrica 

      Serratacó i Valls, Maria Teresa (Universitat Politècnica de Catalunya, 2011-04)
      Projecte/Treball Final de Carrera
      Accés obert
      Darrerament, degut a la proliferació de fonts d’energia renovables com l’eòlica o la fotovoltaica, cada vegada es connecten més unitats generadores a la xarxa elèctrica de mitja o baixa tensió. És el que es coneix amb ...

    • 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)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      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 of PV generation systems using the synchronous power controller 

      Rodríguez Cortés, Pedro; Candela García, José Ignacio; Luna Alloza, Álvaro (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The high penetration of distributed generation, as PV or wind power, has forced the Transmission System Operators (TSOs) to set restrictive requirements for the operation of such systems. As it can be extracted from ...

    • Control of Renewable Distributed Energy Sources in Microgrids 

      Colnago, Giulio (Universitat Politècnica de Catalunya, 2020-07-09)
      Projecte Final de Màster Oficial
      Accés obert
      This thesis studies and designs a microgrid with the following characteristics: alternative current, low voltage and grid-connected, features photovoltaic power generation, a suitable storage system and dynamic loads, able ...

    • Control of renewable distributed power plants 

      Bullich Massagué, Eduard (Universitat Politècnica de Catalunya / Universitat de Barcelona, 2015)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      The main objective of this master thesis is to design a power plant controller for a photo- voltaic (PV) power plant. In a first stage, the current situation of the status of the electrical grid is analysed. The electrical ...

    • Control of voltage source converters for distributed generation in microgrids 

      Pegueroles Queralt, Jordi (Universitat Politècnica de Catalunya, 2015-07-20)
      Tesi
      Accés obert
      Microgrids are the near future candidate to reduce the dependence on the carbon-based generation, towards a more environmentally friendly and sustainable energy paradigm. The popularization of the use of renewable energy ...

    • Control scheme for photovoltaic three-phase inverters to minimize peak currents during unbalanced grid-voltage sags 

      Miret Tomàs, Jaume; Castilla Fernández, Miguel; Camacho Santiago, Antonio; García de Vicuña Muñoz de la Nava, José Luis; Matas Alcalá, José (2012)
      Article
      Accés restringit per política de l'editorial
      Nowadays, the majority of the photovoltaic (PV) power sources are connected to the public grid. One of the main connection problems occurs when voltage sags appear in the grid due to short circuits, lightning, etc. ...

    • Control strategies based on effective power factor for distributed generation power plants during unbalanced grid voltage 

      Camacho Santiago, Antonio; Castilla Fernández, Miguel; Miret Tomàs, Jaume; Matas Alcalá, José; Guzmán Solà, Ramon; de Sousa Pérez, Óscar; Martí Colom, Pau; García de Vicuña Muñoz de la Nava, José Luis (2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Unbalanced voltages in three-phase power systems is a common perturbation propagated along the grid. Distributed Generation plants have gained widespread attention due to their capability to improve power quality in a ...

    • Coordinated reactive power control for static synchronous compensators under unbalanced voltage sags 

      Castilla Fernández, Miguel; Miret Tomàs, Jaume; Camacho Santiago, Antonio; Matas Alcalá, José; Alarcón Gallo, Eduardo; García de Vicuña Muñoz de la Nava, José Luis (2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Unbalanced voltage sags strongly deteriorate the performance of power converters and electrical machines connected to the distribution network. In particular, a reduction of the power quality is noticed in these equipments, ...