Now showing items 1-20 of 54

    • 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 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 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 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 ...
    • Análisis de la expansión combinada de generación intermitente y vehículo eléctrico 

      Martínez Morales, Diego (2015)
      En los últimos años, se ha presentado el vehículo eléctrico (en adelante, VE) como una alternativa viable al vehículo de combustión tradicional cuyo uso generalizado reduciría y desplazaría la ...
    • 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 ...
    • 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 ...
    • 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 ...
    • Despacho competitivo de trenes usando modelos de equilibrio 

      Mozo Palacios, Enrique (2014)
      La liberalización de los mercados ferroviarios es un fenómeno de índole global que está afectando a la mayoría de los países desarrollados. Se trata de una evolución natural del mercado, que hasta ahora dominaban las ...
    • DIAMOND - Distributed Multi-Agent Architecture for Monitoring and Diagnosis 

      Wörn, Heinz; Längle, Thomas; Albert, Martin; Kazi, Arif; Brighenti, Attilio; Revuelta Seijo, Santiago; Senior, Christopher; Sanz Bobi, Miguel Ángel; Villar Collado, José (01/03/2004)
      This paper presents a new concept for building up a monitoring and diagnosis system for complex industrial application. For this purpose, a multi-agent architecture was developed that employs the FIPA-ACL (Agent Communication ...
    • Dynamics of market power in ERCOT system: a fundamental CSFE with network constraints 

      Díaz Duran, Cristian; Webster, M.; Villar Collado, José; Campos Fernández, Francisco Alberto (01/03/2016)
      Previous studies of market power within a regional system have considered multiple competing generation operators and the role of transmission constraints. However, these studies typically assume simplified structures in ...
    • Eco-efficiency in European cities 

      Moutinho, Victor; Madaleno, Mara; Robaina, Margarita; Villar Collado, José
      Emissions of greenhouse gases (GHG), such as Carbon Dioxide (CO2), intensify the greenhouse effect, thus warming Earth s climate. Cities could be producing about 70% of the anthropogenic GHG emissions, with half of the ...
    • Economic impact of investments in the electricity sector - a hybrid general equilibrium and technological analysis 

      Martínez Rubio, Francisco; Robaina, Margarita; Campos Fernández, Francisco Alberto; Villar Collado, José
      This work combines a detailed model of the electricity sector with a general equilibrium model for Spain, to analyze the effects of new investments and technological evolution in the electricity sector, as well as their ...
    • Electricity market equilibrium based on conjectural variations 

      Díaz Duran, Cristian; Villar Collado, José; Campos Fernández, Francisco Alberto; Reneses Guillén, Javier (01/12/2010)
      Many of the models used for the representation of the generation companies behavior in oligopolistic electricity markets are based on conjectural variation equilibria, which are a generalization of the classic Cournot ...
    • Electrónica 

      Boal Martín-Larrauri, Jaime; Casatejada Herrera, Pedro; de la Peña Llerandi, Jaime; Herranz Jiménez, Jose Luis; Lizón Martínez, Santiago; Maroto Carro, Juan Carlos; Muñoz Frías, José Daniel; Portela González, José; Reguero Cachafeiro, Sergio; Rodríguez-Morcillo García, Carlos; Santamaría Codesal, Jorge; Santamaría Navarrete, Eduardo; Velasco Valencia, Raúl; Villar Collado, José (09/02/2016)
    • Endogenous computation of conjectured supply functions with network constraints 

      Díaz Duran, Cristian; Campos Fernández, Francisco Alberto; Villar Collado, José; Rodríguez García, Miguel Angel (01/09/2012)
      This paper presents a new iterative algorithm to compute a conjectured supply function electricity market equilibrium with DC transmission network constraints. This approach extends, to a network constrained system, a model ...
    • Endogenous secondary reserves requirements in long-term electricity generation models 

      Campos Fernández, Francisco Alberto; Doménech Martínez, Salvador; Villar Collado, José
      Secondary Reserve Requirements (SRR) are usually estimated based upon unit failure rates, and demand and intermittent productions forecasting errors. These requirements are very often inputs to energy and reserve generation ...