Now showing items 1-20 of 24

  • Accurate and automatic NOAA-AVHRR image navigation using a global contour matching approach 

    Eugenio, F; Marqués Acosta, Fernando; Gómez, L; Suarez, E; Rovaris, E (2000)
    Conference report
    Open Access
    The problem of precise and automatic AVHRR image navigation is tractable in theory, but has proved to be somewhat difficult in practice. The authors' work has been motivated by the need for a fully automatic and operational ...
  • A comparison study on meta-heuristics for ground station scheduling problem 

    Xhafa Xhafa, Fatos; Herrero, Xavier; Barolli, Admir; Takizawa, Makoto (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Open Access
    In ground station scheduling problem the aim is to compute an optimal planning of communications between Spacecrafts (SCs) and operations teams of Ground Stations (GSs). While such allocation of tasks to ground stations ...
  • A distributed attitude control law for formation flying based on the Cucker-smale model 

    Paita, Fabrizio; Gómez Muntané, Gerard; Masdemont Soler, Josep (2014)
    Conference report
    Open Access
    In this paper we consider the attitude synchronization problem for a swarm of spacecrafts flying in formation. Starting from previous works on consensus dynamics, we construct a distributed attitude control law and derive ...
  • Algorithm specification for the Magnetic Diagnostics onboard LPF 

    Díaz Aguiló, Marc; García-Berro Montilla, Enrique; Lobo Gutiérrez, José Alberto (2010-01-02)
    External research report
    Open Access
    Document tècnic per la missió espacial LISA Pathfinder. Missió espacial de l'Agència Espacial Europea (ESA).
  • An adaptive remeshing procedure for proximity maneuvering spacecraft formations 

    García Taberner, Laura; Masdemont Soler, Josep (2012)
    Article
    Open Access
    We consider a methodology to optimally obtain reconfigurations of spacecraft formations. It is based on the discretization of the time interval in subintervals (called the mesh) and the obtainment of local solutions on ...
  • CO2-cushion vehicle for Mars. An alternative locomotion for exploration rovers 

    Arias Montenegro, Francisco Javier (American Institute of Aeronautics and Astronautics (AIAA), 2018)
    Conference report
    Restricted access - publisher's policy
    In this work, consideration is given to ad hoc cushion vehicles for Mars. On Earth, air cushion vehicles use pressurized atmospheric air by means of powerful blowers that pump the air into a chamber, however, for Mars -at ...
  • Cohetes y nostalgia 

    Barceló Garcia, Miquel (2015-07)
    Article
    Open Access
  • Containment methods for atmospheric re-entry of satellites 

    Eggen, Njord (Universitat Politècnica de Catalunya, 2019-06-27)
    Master thesis
    Restricted access - author's decision
    To palliate the hazards posed by satellites re-entering the atmosphere, international guidelines have defined a maximum acceptable risk for objects to re-enter uncontrolled. Containment methods attempt to reduce this ...
  • El Ascensor espacial 

    Edwards, Bradley C. (Edicions UPC, 2010)
    Book
    Restricted access to UB, UAB, UPC, UPF, UdG, UdL, URV, UOC, BC, UVic, UJI, URL, UIC users
    Cincuenta años después de que el Sputnik sobrevolara la Tierra a menos de 1.000 km de altitud, circunstancia que despertó dosis similares de recelo y admiración, la exploración espacial sigue sustentándose en cohetes que ...
  • Evaluation of struggle strategy in genetic algorithms for ground stations scheduling problem 

    Xhafa Xhafa, Fatos; Herrero, Xavier; Barolli, Admir; Barolli, Leonard; Takizawa, Makoto (2012-02-12)
    Article
    Open Access
    Ground station scheduling problem arises in spacecraft operations and aims to allocate ground stations to spacecraft to make possible the communication between operations teams and spacecraft systems. The problem belongs ...
  • Ground Stations Scheduling with Genetic Algorithm 

    Sun, Junzi (Universitat Politècnica de Catalunya, 2009-07-02)
    Master thesis
    Restricted access - author's decision
    TThis work presents a Genetic Algorithm (GA) approach to Ground Station (GS) and Spacecraft (SC) Scheduling problem, which is based on the space missions and ground stations from ESA (European Space Agency). Genetic ...
  • La piedra Rosetta del espacio 

    Barceló Garcia, Miquel (2014-03)
    Article
    Open Access
  • Magnetic Mars dust removal technology: a dustblasting technique for Mars 

    Arias Montenegro, Francisco Javier (2018-01)
    Article
    Restricted access - publisher's policy
    It is known that the Martian atmosphere contains a large amount of suspended dust. The saltation process, or gravitational settlement of atmospheric dust, onto the surface of solar arrays can affect the utility of solar ...
  • On the rotational Cucker-Smale model: optimal formation configuration and adaptive gains design 

    Paita, Fabrizio; Gómez Muntané, Gerard; Masdemont Soler, Josep (2015)
    Conference report
    Restricted access - publisher's policy
    In the present paper we consider the attitude synchronization problem for a formation of spacecraft flying in free space. In particular, we consider the same control laws of [1] and we expand on the results presented there. ...
  • Planck pre-launch status: the planck mission 

    Tauber, Jan A.; Mandolesi, Nazzareno; Pujet, J.L.; Banos, T.; Bersanelli, Marco; Bouchet, R.C.; Butler, Chris; Charra, J.; Crone, Gerald; Dodsworth, John; Efstathiou, George; Gispert, Richard; Guyot, Guy; Gregorio, A.; Juillet, J. J.; Lamarre, J. M.; Laureijs, R. J.; Lawrence, C. R.; Nørgaard-Nielsen, H. U.; Passvogel, T.; Reix, J. M.; Texier, D.; Pradell i Cara, Lluís; Vibert, L.; Zacchei, A.; Ade, P.A.R; Aghanim, N.; Aja Abelán, Beatriz; Alippi, E.; Aloy, L.; Armand, P.; Arnaud, M.; Arondel, A.; Arreola-Villanueva, A.; Artal Latorre, Eduardo; Artina, E.; Arts, A.; Ashdown, M.; Ashdown, M.; Aumont, J.; Azzaro, M.; Bacchetta, A.; Baccigalupi, C.; Baker, M.; Balasini, M.; Balbi, A.; Banday, A.J.; Barbier, G.; Barreiro Vilas, Rita Belén; Bartelmann, M.; Battaglia, P.; Battaner, E.; Benabed, K.; Beney, J. L.; Beneyton, R.; Bennett, K.; Benoit, A.; Bernard, J. P.; Bhandari, P.; Bhatia, R.; Biggi, M.; Biggins, R.; Billig, G.; Blanc, Y.; Blavot, H.; Bock, J. J.; Bonaldi, A.; Bond, R.; Bonis, J.; Borders, J.; Borrill, J.; Boschini, L.; Boulanger, F.; Bouvier, J.; Bouzit, M.; Bowman, R.; Bréelle, E.; Bradshaw, T.; Braghin, M.; Bremer, M.; Brienza, D.; Broszkiewicz, D.; Burigana, C.; Burkhalter, M.; Cabella, P.; Cafferty, T.; Cairola, M.; Cairola, M.; Caminade, S.; Camus, P.; Cantalupo, C. M.; Cappellini, B.; Cardoso, J. F.; Carr, R.; Catalano, A.; Cayón, L.; Cesa, M.; Chaigneau, M.; Challinor, A. (EDP Sciences, 2010-09-15)
    Article
    Open Access
    The European Space Agency's Planck satellite, launched on 14 May 2009, is the third-generation space experiment in the field of cosmic microwave background (CMB) research. It will image the anisotropies of the CMB over the ...
  • Resolució de "Ground-Station Scheduling" amb mètodes heurístics 

    Herrero Javaloy, Josep Xavier (Universitat Politècnica de Catalunya, 2012-06-20)
    Master thesis (pre-Bologna period)
    Open Access
  • Study and Validation of a Double Inertial Platform for a Lunar Pico-Rover 

    Jaramillo Araque, Johan Steven (Universitat Politècnica de Catalunya, 2013-02-01)
    Bachelor thesis
    Open Access
    This Final Bachelor work is a study and validation of a double Inertial Measurement Unit (IMU) for a Lunar Pico-Rover. The first chapter is a review of the current market for low-cost IMUs based on Commercial off-the-shelf ...
  • Study of the risk of impact between a spacecraft and space debris 

    Arrufat Jackson, Tomas (Universitat Politècnica de Catalunya, 2013-09)
    Master thesis (pre-Bologna period)
    Open Access
    This work lies in the field of Space Situational Awareness (SSA). Nowadays there is a clear interest within Europe to know in detail the real time distribution of space debris objects orbiting around the Earth. One of the ...
  • Temperature-controlled entangled-photon absorption spectroscopy 

    De León Montiel, J. Roberto; Svozilik, Jirí; Pérez Torres, Juan; U’Ren, Alfred B. (American Institute of Physics (AIP), 2019-07-09)
    Article
    Open Access
    Entangled two-photon absorption spectroscopy (TPA) has been widely recognized as a powerful tool for revealing relevant information about the structure of complex molecular systems. However, to date, the experimental ...
  • The flow over a high-viscosity fluid layer as a drag enhancement technique 

    Arias Montenegro, Francisco Javier; Heras Jiménez, Salvador Augusto de las (American Institute of Aeronautics and Astronautics (AIAA), 2017)
    Conference report
    Restricted access - publisher's policy
    It is well known that hydrodynamic drag reduction can be obtained by locally surround-ing an immersed solid boundary with another low viscosity-fluid resulting in a lubricating effect. In aerodynamics propulsion, this ...