Now showing items 1-20 of 107

    • 25 años de Investigación en Ingeniería en el IIT. Una historia de éxito en la transferencia de resultados de investigación a la industria. 

      Pérez Arriaga, José Ignacio; Muñoz San Roque, Antonio; Centeno Hernáez, Efraim; Villar Collado, José (01/04/2009)
      Este artículo presenta la historia del Instituto de Investigación Tecnológica (IIT). El IIT fue fundado en 1984 y tuvo sus antecedentes en un grupo de investigadores formados en los EEUU con el objetivo de importar esquemas ...
    • A conjectural supply function equilibrium in energy and reserve for a weekly horizon 

      González Gascón y Marín, Pablo; Villar Collado, José; Díaz Duran, Cristian; Campos Fernández, Francisco Alberto (Instituto Superior de Engenharia de Lisboa (Lisboa, Portugal), 20/05/2015)
      Despite the fact that reserves still have a small impact on the final electricity price, the rapid irruption of renewable and interruptible technologies has put in the spotlight the value of these services. It seems therefore ...
    • A goal programming model for rescheduling of generation power in deregulated markets 

      Centeno Hernáez, Efraim; Vitoriano Villanueva, Begoña; Campos Fernández, Francisco Alberto; Muñoz San Roque, Antonio; Villar Collado, José; Sánchez Ubeda, Eugenio Francisco (01/04/2003)
      In deregulated electrical systems, production schedule for power plants is the result of an auction process. In the Spanish case, this schedule includes two main concepts: energy production (to be actually produced) and ...
    • A grid cost recovery bilevel model with centralized and after-the-meter distributed electricity generation 

      Doménech Martínez, Salvador; Campos Fernández, Francisco Alberto; Villar Collado, José; Rivier Abbad, Michel Luis
      Under the expected decarbonization of the power system (where high voltage network use is diminished due to the expected increase of self-satisfied DG), the economical sustainability of the electrical grid activities might ...
    • A new algorithm to compute conjectured supply function equilibrium in electricity markets 

      Díaz Duran, Cristian; Villar Collado, José; Campos Fernández, Francisco Alberto; Rodríguez García, Miguel Angel (01/02/2011)
      Several types of market equilibria approaches, such as Cournot, Conjectural Variation (CVE), Supply Function (SFE) or Conjectured Supply Function (CSFE) have been used to model electricity markets for the medium and long ...
    • Advanced scoring method of eco-efficiency in European cities 

      Moutinho, Victor; Madaleno, Mara; Robaina, Margarita; Villar Collado, José (01/01/2018)
      This paper analyzes a set of selected German and French cities performance in terms of the relative behavior of their eco-efficiencies, computed as the ratio of their gross domestic product (GDP) over their CO2 emissions. ...
    • An algorithm for querying incomplete cubes in multidimensional models 

      Sánchez Miralles, Alvaro; Dapena Bosquet, Isabel Luisa; Muñoz San Roque, Antonio; Villar Collado, José; García González, Javier
      On-Line Analytical Processing is an emerging technology due to the development of decision-support applications and computing multidimensional aggregations is the main data manipulation in OLAP applications. This paper ...
    • An electricity generation expansion model with ICEV and PEV investments 

      Castañón Naseiro, Rosendo Daniel; Campos Fernández, Francisco Alberto; Doménech Martínez, Salvador; Villar Collado, José
      Environmental policies could accelerate the replacement of Internal Combustion Engine Vehicles (ICEV) by Plug-in-Electric Vehicles (PEV) in many countries. However, in countries where these policies are still not implemented ...
    • An electricity generation expansion model with ICEV and PEV investments 

      Castañón Naseiro, Rosendo Daniel; Campos Fernández, Francisco Alberto; Doménech Martínez, Salvador; Villar Collado, José (Stowarzyszenie Elektryków Polskich; Politechnika Lódzka (Lodz, Polonia), 27/06/2018)
      Environmental policies could accelerate the replacement of Internal Combustion Engine Vehicles (ICEV) by Plug-in-Electric Vehicles (PEV) in many countries. However, in countries where these policies are still not implemented ...
    • An equilibrium approach for modeling centralized and behind-the-meter distributed generation expansion 

      Doménech Martínez, Salvador; Campos Fernández, Francisco Alberto; Villar Collado, José; Rivier Abbad, Michel Luis (01/07/2020)
      Power systems will face important structural changes in the near future due to the empowerment of consumers, who may resort on self-consumption, and reduce their purchases of electricity from the grid. The avoided costs ...
    • An equilibrium approach for modeling centralized and distributed generation expansion planning 

      Doménech Martínez, Salvador; Campos Fernández, Francisco Alberto; Villar Collado, José; Rivier Abbad, Michel Luis
      This paper proposes an equilibrium approach for modeling the centralized and distributed generation (CG and DG respectively) expansion planning, by representing the operation and investments decisions of both the traditional ...
    • Aplicación de la teoría de conjuntos borrosos al diagnóstico de procesos industriales 

      Villar Collado, José (1997)
      La tesis doctoral que aquí se presenta se enmarca dentro de la teoría de conjuntos borrosos por un lado, y dentro del diagnóstico y mantenimiento de procesos industriales por otro. En primer lugar se hace un análisis ...
    • Application of possibility theory to robust Cournot equilibriums in electricity market 

      Campos Fernández, Francisco Alberto; Villar Collado, José; Barquín Gil, Julián (01/10/2005)
      It is known that Cournot game theory has been one of the theoretical approaches used more often to model electricity market behavior. Nevertheless, this approach is highly influenced by the residual demand curves of the ...
    • Application of possibility theory to robust Cournot equilibriums in electricity market. 

      Campos Fernández, Francisco Alberto; Villar Collado, José; Barquín Gil, Julián (Sin editorial (Ames, Estados Unidos de América), 12/09/2004)
      It is known that Cournot game theory has been one of the theoretical approaches more used to model electricity market behavior. Nevertheless, this approach is highly influenced by the residual demand curves of the market ...
    • Assessing low voltage network constraints in distributed energy resources planning 

      Calvillo, Christian; Sánchez Miralles, Alvaro; Villar Collado, José (01/05/2015)
      Many efforts are being devoted towards achieving optimal planning and operation of DER (Distributed Energy Resources). However, during the planning process, not all relevant thermal constraints of the distribution network ...
    • Bi-level optimization of electricity tariffs and PV distributed generation investments 

      Cervilla Mateu, Carles; Villar Collado, José; Campos Fernández, Francisco Alberto (Instituto Superior de Engenharia de Lisboa (Lisboa, Portugal), 20/05/2015)
      Distributed Generation (DG) is providing end consumers the possibility to satisfy part of their electricity consumption by using their own small-scale power generators. To regulate DG, new regulation schemes are needed, ...
    • Combined penetration of wind and solar generation with plug-in electric vehicles 

      Villar Collado, José; Salas Díaz, Enrique; Campos Fernández, Francisco Alberto (27/12/2016)
      Combining large penetration of wind and solar generation with Plug-in Electric Vehicles (PEVs) seems a promising solution for energy cost saving and emissions reduction. PEVs connected to the grid with smart charging ...
    • Combined penetration of wind and solar generation with plug-in electric vehicles 

      Villar Collado, José; Salas Díaz, Enrique; Campos Fernández, Francisco Alberto
      Combining large penetration of wind and solar generation with Plug-in Electric Vehicles (PEVs) seems a promising solution for energy cost saving and emissions reduction. PEVs connected to the grid with smart charging ...
    • Combined penetration of wind and solar generation with plug-in electric vehicles 

      Villar Collado, José; Salas Díaz, Enrique; Campos Fernández, Francisco Alberto (Associação Portuguesa de Economia da Energia; Asociación Española para la Economía Energética; Insti (Lisboa, Portugal), 04/02/2016)
      Combining large penetration of wind and solar generation with Plug-in Electric Vehicles (PEVs) seems a promising solution for energy cost saving and emissions reduction. PEVs connected to the grid with smart charging ...
    • Connecting the intraday energy and reserve markets by an optimal redispatch 

      García González, Javier; Muñoz San Roque, Antonio; Campos Fernández, Francisco Alberto; Villar Collado, José (01/11/2007)
      Electricity markets based on simple bids provide a very high degree of transparency and simplicity. However, simple bids fail to capture many well-known characteristics of generating units and, therefore, the responsibility ...