Ara es mostren els items 1-20 de 54

    • A Framework for RNAV trajectory generation minimizing noise nuisances 

      Prats Menéndez, Xavier; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç; Quevedo Casín, Joseba Jokin; Mora Camino, F. (Faculty of Transport and Traffic Engineering, 2006-06)
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      In this work it is presented a framework for a global optimization tool that will take into account air craft dynamics and performances, noise nuisances and RNAV radionavigation requirements in order to assess an optimum ...
    • A proposal for using UAS in radio navigation aids flight inspection 

      Ramírez Alcántara, Jorge; Barrado Muxí, Cristina; Pastor Llorens, Enric; García, J.C. (2009)
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      The main objective of this paper is to contribute to the inherent necessity of the aerialtransport system to guarantee the safety of its users in an efficient manner. This efficiency isrequired to accomplish the objective ...
    • A study of a monodisperse microbubble jet under microgravity conditions 

      Carrera, Jordi; Ruiz, Xavier; Bitlloch, P.; Ramírez de la Piscina Millán, Laureano; Arias Calderón, Santiago; González Cinca, Ricardo; Dreyer, Michael; Casademunt, Jaume (2007)
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    • An architecture for the seamless integration of UAS 

      Pastor Llorens, Enric; Barrado Muxí, Cristina; López Rubio, Juan; Royo Chic, Pablo; Santamaria Barnadas, Eduard; Prats Menéndez, Xavier (2009)
      Comunicació de congrés
      Accés restringit per política de l'editorial
    • An architecture for the seamless integration of UAS remote sensing missions 

      Pastor Llorens, Enric; Barrado Muxí, Cristina; Royo Chic, Pablo; López Rubio, Juan; Santamaria Barnadas, Eduard; Prats Menéndez, Xavier (2009)
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      Unmanned Aerial Systems (UAS) are slowing becoming e cient platforms that can be applied in scienti c/commercial remote sensing applications. UAS may o er interesting bene ts in terms of cost, exibility, endurance, ...
    • An Assessment for UAS depart and approach operations 

      Delgado Muñoz, Luis; Prats Menéndez, Xavier; Ferraz, Carlos; Royo Chic, Pablo; Pastor Llorens, Enric (2009-09)
      Comunicació de congrés
      Accés restringit per política de l'editorial
    • An optimisation framework for aircraft operators dealing with capacity-demand imbalances in SESAR 

      Delgado Muñoz, Luis; Prats Menéndez, Xavier (2010)
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      This paper presents a framework for the negotiation phase that is foreseen in the new operational concept proposed in the Single European Sky Research (SESAR) program. In particular, this paper describes a possible ...
    • Automatic Reading of Aeronautical Meteorological Messages 

      Delgado Muñoz, Luis; Castell Ariño, Núria (IOS Press, 2007)
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      This paper describes the architecture developed to produce an automatic reader of aeronautical meteorological messages. An interlingua has been used and a whole process of natural language generation has been implemented. ...
    • BAETULO XXI, o de com arribar a Mart des de la secundària 

      Serrano Porta, Lydia; Ramírez Alcántara, Jorge; Portell Canal, Xavier; Pijuan, Caterina; Monfort Peligero, Lluís; Ayza, Assumpta; Berenguer Sau, Jordi; Carnerero López, Sheila; Crespo Artiaga, Daniel; López Codina, Daniel; López Rubio, Juan; Lorén Aguilar, Pablo; Melo Vera, Maria Jesús (2008)
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    • Basic Research Utilities for SBAS (BRUS) 

      Prats Menéndez, Xavier; Orús Pérez, Raül; Sanz Subirana, Jaume; Farnworth, Richard; Soley, Santiago (2003-02)
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      The software package BRUS (Basic Research utilities for SBAS) to process WAAS and EGNOS data is being developed by gAGE/UPC. Some of the main characteristics of BRUS are its architecture design and functionalities that ...
    • Characterization of bubbly and slug flow regimes generated in a minichannel in microgravity conditions 

      Arias Calderón, Santiago; González Cinca, Ricardo (2009-09)
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    • Characterization of the performance of a minibubble generator in conditions relevant to microgravity 

      Arias Calderón, Santiago; González Cinca, Ricardo; Ruiz, X; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume (2010-08-05)
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      We perform a characterization of a recently reported minibubbles (bubbles with a diameter of the order of 10‐3 m) generator in microgravity related conditions. Generation of bubbles is based on the generation of a slug ...
    • Characterization of the performance of an injector for the controlled generation of microbubbles 

      Arias Calderón, Santiago; González Cinca, Ricardo; Ruiz, Xavier; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume (IAC, 2008-10)
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      We perform a characterization of a recently reported microbubble injector in conditions relevant to microgravity. Injection of bubbles is based on the generation of a slug flow in a capillary T-junction, whose operation ...
    • Characterization of the performance of an injector for the generation of controlled microbubbles 

      Arias Calderón, Santiago; Ruiz, Xavier; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume; González Cinca, Ricardo (Universite Libre de Bruxelles, 2008-09)
      Comunicació de congrés
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    • CNS/ATM: La gestió del tràfic aeri del futur 

      Prats Menéndez, Xavier (2005-03)
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    • Comparison of two methods for generating small bubbles in microgravity conditions 

      Arias Calderón, Santiago; González Cinca, Ricardo (2010)
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    • Containing Aircraft Noise Levels at take-off: A Mathematical Programming Approach 

      Nejjari Akhi-Elarab, Fatiha; Prats Menéndez, Xavier; Puig, Vicenç; Quevedo Casín, Joseba Jokin; Polit, Monique; Ouattara, Baba; Achaibou, Karim; Mora-Camino, Félix (International Institute of Noise Control Engineering, 2005-08)
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      The sustained growth of air transportation traffic along the last decades has induced increasing noise exposure for the areas surrounding large and medium airports. This study concentrates on the optimization of the ...
    • Discontinuous Galerkin methods for the Navier–Stokes equations using solenoidal approximations 

      Villardi de Montlaur, Adeline de; Fernández Méndez, Sonia; Peraire Guitart, Jaume; Huerta, Antonio (2010-10-20)
      Article
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      An interior penalty method and a compact discontinuous Galerkin method are proposed and compared for the solution of the steady incompressible Navier–Stokes equations. Both compact formulations can be easily applied using ...
    • Discontinuous Galerkin methods for the Stokes equations using divergence-free approximations 

      Villardi de Montlaur, Adeline de; Fernández Méndez, Sonia; Huerta, Antonio (2008-07)
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      A discontinuous Galerkin (DG) method with solenoidal approximation for the simulation of incompressible flow is proposed. It is applied to the solution of the Stokes equations. The interior penalty method is employed to ...
    • Earthquake Monitoring and Response from Space: The TREMOR Concept 

      Harrison, Paul; Christensen, Ian A.; Coffey, Emily; Hochstein, Jason; Rojas Gregorio, José Ignacio (2008-04-17)
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      Earthquakes and their after-effects claim thousands of lives and cause enormous property damage each year. Early warning of impending seismological events has the potential to reduce human suffering and physical damage ...