Enviaments recents

  • Introducing required times of arrival to pre-defined routes to enhance sequencing and merging in terminal airspace: A case study for Frankfurt airport PSA25N arrival route 

    Alekna, Justinas (Universitat Politècnica de Catalunya, 2017-10-31)
    Projecte Final de Màster Oficial
    Accés obert
    This thesis presented a new option for the Air Traffic Controllers (ATC) to better handle the traffic in congested Terminal Maneuvering Areas (TMAs). The concept, based on 4D trajectories, uses the required time of arrival ...
  • The influence of an asymmetrical structure on the vibrations of satellites 

    Tran-Viet, Vu (Universitat Politècnica de Catalunya, 2017-10-31)
    Projecte Final de Màster Oficial
    Accés obert
    This thesis describes the influence of an asymmetric structure on the vibration response of satellites, specifically of CubeSat. Two (numerical) versions of asymmetric structure were created based on fractal geometry, as ...
  • Energy conversion in a system to generate electricity in the Moon 

    Siddappa, Basavaraj (Universitat Politècnica de Catalunya, 2017-10-30)
    Projecte Final de Màster Oficial
    Accés restringit per acord de confidencialitat
    "I am quite certain that we'll have lunar bases in our lifetime, somewhat like the Antarctic stations and similar scientific outposts, continually manned." These Neil Armstrong words are motivating the world to set up a ...
  • Characterization of the orbit error in the new C/NAV messages from modernized GPS satellites (IIR-M and IIF blocks) 

    Salvatierra Catacora, Johana (Universitat Politècnica de Catalunya, 2017-09-26)
    Projecte Final de Màster Oficial
    Accés restringit per acord de confidencialitat
    The GPS modernization program involves a series of improvements, being the main objective the inclusion of new navigation signals to the satellites. The American Government has developed three new signals: L2C, L5 and L1C ...
  • Design and development of drones for delivery 

    Addepalli, Shanmukhi Krishna (Universitat Politècnica de Catalunya, 2017-07-07)
    Projecte Final de Màster Oficial
    Accés restringit per acord de confidencialitat
    UAV technology is booming. Drone-based delivery services are an upcoming reality. German's parcel delivery company DHL has started applying them commercially. In this dissertation, several factors that control the delivery ...
  • Validation of real-time zenith tropospheric delay estimation with TOMION software within WAGNSS networks 

    Graffigna, Victoria (Universitat Politècnica de Catalunya, 2017-02-15)
    Projecte Final de Màster Oficial
    Accés obert
    The TOmographic Model of the IONospheric electron content (TOMION) software implements a simultaneous precise geodetic and ionospheric modeling, which can be used to test new approaches for real-time precise GNSS modeling ...
  • Effects of an acoustic field on vapour bubbles in microgravity 

    Artigas Vidal, Vicenç (Universitat Politècnica de Catalunya, 2017-02-13)
    Projecte Final de Màster Oficial
    Accés restringit per acord de confidencialitat
    One of the most critical points when considering long-term space exploration missions is the use and storage of propellants. Typically, cryogenic propellants (CP) are a suitable option for this kind of mission due to their ...
  • Design and linearization of an efficient class E power amplifier using a test bench based on development boards 

    Flomenbaum, Julieta (Universitat Politècnica de Catalunya, 2017-02-14)
    Projecte Final de Màster Oficial
    Accés obert
    Nowadays, with the increase in small satellites applications for Earth observation, the need for high efficient transmitters capable of delivering the required power, taking into account not only the power consumption ...
  • Numerical analysis of bubble dynamics in different gravity environments 

    Huber, Felix (Universitat Politècnica de Catalunya, 2017-02-14)
    Projecte Final de Màster Oficial
    Accés restringit per acord de confidencialitat
    The separation of phases in a multiphase fluid mixture is significant in aerospace applications. The controlling of multiphase flows is therefore investigated numerically in this thesis. It is assumed that a gas bubble ...
  • Computation of libration point orbits and manifolds using collocation methods 

    Rogov, Kirill (Universitat Politècnica de Catalunya, 2016-07-13)
    Projecte Final de Màster Oficial
    Accés obert
    This thesis contains a methodology whose aim is to compute trajectories describing natural motion of the phase space in a neighborhood of Libtation points and stable/unstable manifolds which correspond to these orbits in ...
  • Tool coupling for solving complex aerothermal simulations 

    Gaviria Lopez, Ivan Dario (Universitat Politècnica de Catalunya, 2016-06-01)
    Projecte Final de Màster Oficial
    Accés restringit per acord de confidencialitat
    This document contains the description of the development of a simple but practical method to couple flow and thermal simulations through the use of two commercial simulation platforms: Ansys Fluent for flow simulations ...
  • Modeling and identification of a quadrotor using LPV techniques 

    Torren Larroya, Abel (Universitat Politècnica de Catalunya, 2014-07-15)
    Projecte Final de Màster Oficial
    Accés obert
    The aim of this project is to modelize a LPV model and to compare different identification methods. In order to accomplish that, first of all a white box model of the quadrotor has been provided. This model has been used ...

Mostra'n més