Ara es mostren els items 143-162 de 202

    • Noise nuisance model for optimizing flight trajectories around airports 

      Prats Menéndez, Xavier; Quevedo Casín, Joseba Jokin; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (East European Acoustical Association (EEAA), 2006-06)
      Text en actes de congrés
      Accés obert
    • NOSTROMO - D4.2: Final Specification of Case Studies 

      Kuljanin, Jovana; Pons Prats, Jordi; Prats Menéndez, Xavier (2022-04-21)
      Report de recerca
      Accés restringit per política de l'editorial
      This deliverable provides the final specification of the case studies that will be used in the third (last) iteration to demonstrate and evaluate the maturity of the NOSTROMO approach as well as the capabilities of the ...
    • On Parametric model mismatch in nonlinear EKF Approximations 

      Khaledian, Homeyra; Vilà-Valls, Jordi; Chaumette, Eric; Prats Menéndez, Xavier (2020)
      Text en actes de congrés
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      Standard state estimation techniques, either for linear or nonlinear systems, typically assume a perfect knowledge of the system, i.e., known process and measurement functions, and the corresponding noise statistics. The ...
    • On the design of UAS horizontal separation maneuvers 

      Pastor Llorens, Enric; Pérez Batlle, Marcos; Royo Chic, Pablo; Cuadrado Santolaria, Raúl; Barrado Muxí, Cristina; Prats Menéndez, Xavier (2013)
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      This paper studies the separation maneuvers that an Unmanned Air System (UAS) may execute to avoid breaching the separation safety margins imposed in each type of airspace, namely 3 NM, 5 NM, and 10 NM. The UAS was ...
    • On the impact of guidance commands mismatch in IMM-Based guidance modes identification for aircraft trajectory prediction 

      Khaledian, Homeyra; Sáez García, Raúl; Vilà-Valls, Jordi; Prats Menéndez, Xavier (2022)
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      This study presents a sensitivity analysis to model mismatch of an interacting multiple model (IMM) filter when used for aircraft guidance modes identification. The mismatch appears in the guidance command parameters ...
    • On-board high-performance computing for multi-robot aerial systems 

      Camargo Forero, Leonardo; Royo Chic, Pablo; Prats Menéndez, Xavier (Intech, 2017-09)
      Capítol de llibre
      Accés obert
      With advancements in low-energy-consumption multi/many core embedded-computing devices, a logical transition for robotic systems is Supercomputing, formally known as high performance computing (HPC), a tool currently used ...
    • Operating cost based cruise speed reduction for ground delay programs: Effect of scope length 

      Delgado Muñoz, Luis; Prats Menéndez, Xavier (2014-11-01)
      Article
      Accés obert
      Ground delay programs typically involve the delaying of aircraft that are departing from origin airports within some set distance of a capacity constrained destination airport. Long haul flights are not delayed in this ...
    • Operating cost sensitivity to required time of arrival commands to ensure separation in optimal aircraft 4D trajectories 

      Vilardaga García-Cascón, Santi; Prats Menéndez, Xavier (2015-12-01)
      Article
      Accés obert
    • Optimal assignment of 4D close-loop instructions to enable CDOs in dense TMAs 

      Sáez García, Raúl; Dalmau Codina, Ramon; Prats Menéndez, Xavier (2018)
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      Continuous descent operations (CDOs) with required times of arrival (RTAs) represent a potential solution to reduce the environmental impact in terminal maneuvering areas without degrading capacity. However, flight management ...
    • Optimal departure aircraft trajectories minimising population annoyance 

      Prats Menéndez, Xavier; Puig Cayuela, Vicenç; Quevedo Casín, Joseba Jokin; Nejjari Akhi-Elarab, Fatiha (Eurocontrol, 2008-06)
      Text en actes de congrés
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      This paper presents a strategy for designing noise abatement procedures aimed at reducing the global annoyance perceived for the population living around the airports. By using fuzzy logic techniques it is shown how ...
    • Optimisation of site-specific noise abatement departure procedures 

      Prats Menéndez, Xavier; Puig Cayuela, Vicenç; Quevedo Casín, Joseba Jokin (2010)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The optimisation of aircraft noise abatement procedures involves several conflicting factors, including several noise sensitive locations and aircraft operating costs. This paper presents some strategies that aim at ...
    • Optimización de trayectorias de aviones para minimizar la molestia acústica modelizada mediante lógica borrosa 

      Prats Menéndez, Xavier; Quevedo Casín, Joseba Jokin; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (Comité Español de Automática, 2008-04)
      Article
      Accés obert
    • Optimization of the vertical trajectory through Time and Energy management: A Human-in-the-Loop Study 

      Bussink, Frank; Verhoeven, Ronald; Marsman, Adri; Prats Menéndez, Xavier; Bendris, Bianca; Montolio, Josep; Day, Brent (2009)
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      Accés restringit per política de l'editorial
    • Passive Vertical Tracking using DME Multilateration 

      Ramírez Alcántara, Jorge; Barrado Muxí, Cristina; Salazar, Dagoberto; Royo Chic, Pablo; Prats Menéndez, Xavier (Institute of Electrical and Electronics Engineers (IEEE), 2015)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The increasing number of touristic flights over Barcelona city has raised an increasing number of complaints by the city dwellers. The need to distinguish the touristic flights from the state aircraft motivates a study of ...
    • Performance comparison between TEMO and a typical FMS in presence of CTA and wind uncertainties 

      Dalmau Codina, Ramon; Verhoeven, Ronald; Gelder, Nico de; Prats Menéndez, Xavier (2016)
      Text en actes de congrés
      Accés obert
      Continuous Descent Operations (CDO) with Con- trolled Times of Arrival (CTA) at one or several metering fixes could enable environmentally friendly procedures without com- promising airspace capacity. Extending the ...
    • Performance comparison of guidance strategies to accomplish RTAs during a CDO 

      Dalmau Codina, Ramon; Verhoeven, Ronald; Prats Menéndez, Xavier; Bussink, Frank; Heesbeen, Bart (2017)
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    • Pilot3 - D1.1 Technical Resources and Problem definition 

      Delgado Muñoz, Luis; Kuljanin, Jovana; Villardi de Montlaur, Adeline de; Prats Menéndez, Xavier; Martínez, Darío; Fernández, Antonio; Schultz, Ralph (2020-05-11)
      Report de recerca
      Accés obert
      This deliverable starts with the proposal of Pilot3 but incorporates the development produced during the first four months of the project: activities on different workpackages, interaction with Topic Manager and Project ...
    • Pilot3 - D5.2: Verification and validation report 

      Kuljanin, Jovana; Prats Menéndez, Xavier; Homdedeu i Muñiz, Júlia de; Villardi de Montlaur, Adeline de; Delgado Muñoz, Luis; De Falco, Paolino; Argerich, Clara; Valput, Damir; Schultz, Ralph (2022-03-28)
      Report de recerca
      Accés restringit per política de l'editorial
      The deliverable provides the outcomes from the verification and validation activities carried during the course of work package 5 of the Pilot3 project, and according to the verification and validation plan defined in ...
    • Planning of aircraft departure trajectories by using fuzzy logic and lexocographic optimization 

      Prats Menéndez, Xavier; Quevedo Casín, Joseba Jokin; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha (2007)
      Text en actes de congrés
      Accés obert
      In this paper a strategy for planning aircraft departure trajectories for a given airport is presented. Noise annoyance produced by overflying aircraft is modelled by using fuzzy logic in function of the received noise ...
    • Prácticas docentes con simuladores de vuelo 

      Prats Menéndez, Xavier (2005-09)
      Accés obert
      Este trabajo presenta las prácticas de laboratorio de la asignatura de Tecnología Aaeroespacial, perteneciente a la titulación de Ingeniería Técnica Aeronáutica (especialidad en Aeronavegación) y que se imparte en la Escuela ...