Ara es mostren els items 21-40 de 98

    • Estudio sobre la viabilidad de un star tracker de bajo coste 

      Jiménez Pavia, Oriol (Universitat Politècnica de Catalunya, 2015-01-09)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      Los sistemas de orientación de antenas o telescopios son elementos indispensables para múltiples aplicaciones como observaciones astronómicas o telecomunicaciones. El coste de dichos sistemas depende sobre todo de la ...
    • Estudio y diseño de sistemas de instrumentación y control open-source para bancos de ensayos de ensayos de motores de cohetes 

      Cruz Silvestre, Javier (Universitat Politècnica de Catalunya, 2015-06)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
    • Estudio: Aerodinámica numérica de vehículos SEAT 

      Ghionoiu Martínez, Horia (Universitat Politècnica de Catalunya, 2018-05)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
    • Evolutionary algorithms applied to interplanetary spacecraft trajectories optimization: a numerical study 

      Ramírez Parejo, Daniel (Universitat Politècnica de Catalunya, 2018-04-20)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      Sending spacecrafts to any other planet or satellite within the Solar System is a difficult task. To be able to reach it at a precise time, it is crucial to know at which position the target planet is going to be, as well ...
    • Experimental testing of the thermal behaviour of spacecraft PCBs 

      Huete Ibán, David (Universitat Politècnica de Catalunya, 2018-09-10)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      The main objective of this paper is the study of the thermal behaviour of spacecrafts PCB. Specifically, the work is focused on obtaining experimental data of the thermal contact resistance of a spacer in a PCB in therms ...
    • Feasibility of Mars aircraft. Aerodynamics in Mars atmosphere. 

      García Aguilar, Enar (Universitat Politècnica de Catalunya, 2018-01-10)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      -State of the art. Gather information of all previous ideas of Mars aircraft.-Identify the most realistic design.-Develop a mesh and run Navier-Stokes CFD simulations to evaluate the aerodynamic performance of the design ...
    • Fire prevention with a UAV closed loop system 

      Unzueta Canals, Marc (Universitat Politècnica de Catalunya, 2017-06-10)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      This project it is intended to analyse the possibilities of a real unmanned system. An unmanned aerial vehicle must be able to perform the whole mission on its own, without having an external input that guides it. Therefore ...
    • Flow and heat transfer of impinging synthetic jets 

      Miró Jané, Arnau (Universitat Politècnica de Catalunya, 2019-06-19)
      Tesi
      Accés obert
      Synthetic jets are produced by the oscillatory movement of a membrane inside a cavity, causing fluid to enter and leave through a small orifice. This results in a net jet that is able to transfer kinetic energy and momentum ...
    • Heat transfer and fluid-dynamics in double and single skin facades 

      Faggembauu, Débora (Universitat Politècnica de Catalunya, 2006-12-19)
      Tesi
      Accés obert
      Una proporción muy importante del presupuesto energético total de los países europeos es destinado al consumo energético del sector de la edificación, tanto en el ámbito doméstico como terciario. Debido a que esta tendencia ...
    • Heat transfer and slip condition in rarefied flows 

      Contel Anguix, Alejandro (Universitat Politècnica de Catalunya, 2023-04-24)
      Projecte Final de Màster Oficial
      Accés restringit per acord de confidencialitat
    • High performance computing simulation of planetary atmospheres 

      Moya Acosta, Leonardo Andrés (Universitat Politècnica de Catalunya, 2020-07)
      Projecte Final de Màster Oficial
      Accés obert
      The current software for planetary atmosphere simulations, at the moment of writing this thesis, is limited to a Shallow-Water mono-layer model. This document presents the multi-layer model in isopycnical coordinates with ...
    • Implementation and validation of a multilayer Shallow Water model for large scale atmospheric simulations in high performance computing 

      De Los Santos Del Pozo, Sígrid Verónica (Universitat Politècnica de Catalunya, 2022-06-19)
      Treball Final de Grau
      Accés obert
      The atmospheric phenomena in giant planets has been historically simulated by approximating it to a two-dimensional approach. This represents a good approximation as long as a thin layer of fluid is considered. The Shallow ...
    • Implementation of a 2D model of a planetary atmosphere 

      Biosca Llorente, Joel (Universitat Politècnica de Catalunya, 2023-05-19)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      This project consists of the programming, following an already established method; and execution of a simplified numerical model based on the Navier-Stokes equations, the Shallow Water 2D model, to simulate large-scale ...
    • Implementation of a Shallow Water moldel for atmospheric applications in Python 

      Coll Ibars, Sergio (Universitat Politècnica de Catalunya, 2021-06-22)
      Treball Final de Grau
      Accés obert
      La simulación de fenómenos atmosféricos a gran escala producidos en los planetas gigantes del sistema solar son el tema de estudio de este trabajo. Para ello se hace uso de un modelo matemático bidimensional que adapta las ...
    • Incompressible Navier-Stokes solver in Python 

      Galí i Gimeno, Jordi (Universitat Politècnica de Catalunya, 2021-06-22)
      Projecte Final de Màster Oficial
      Accés obert
      The use of numerical methods to solve flow dynamics problems has been a major issue of study since the fifties of the last century. The need of developing high performance military planes produced the discovery of a very ...
    • Model based fault tree generation for aeronautical applications 

      Giménez Gonzalo, Ricard (Universitat Politècnica de Catalunya, 2022-07-12)
      Treball Final de Grau
      Accés restringit per acord de confidencialitat
    • Models for propeller tip loss 

      Todorov, Aleksandar Zdravkov (Universitat Politècnica de Catalunya, 2023-07-21)
      Projecte Final de Màster Oficial
      Accés restringit per acord de confidencialitat
    • Numerical algorithms for three dimensional computational fluid dynamic problems 

      Mora Acosta, Josue (Universitat Politècnica de Catalunya, 2001-12-20)
      Tesi
      Accés obert
      The target of this work is to contribute to the enhancement of numerical methods for the simulation of complex thermal systems. Frequently, the factor that limits the accuracy of the simulations is the computing power: ...
    • Numerical and analytical study of the annular channel of a Hall-effect thruster using a hybrid PIC-fluid method 

      Delgado González, Guillem (Universitat Politècnica de Catalunya, 2020-06-23)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      In the present time, the study and analysis of the physical phenomena occurring inside a Hall-effect thruster is strictly limited by the problem of the flow of plasma in the enclosed constant-area portion of its annular ...
    • Numerical modelling of synthetic jets for cooling: a viability study 

      Morán Sandoval, Santiago (Universitat Politècnica de Catalunya, 2018-04-20)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      Synthetic Jet (SJ) actuators consit on a moving diaphragm in a cavity which expulses and ingests fluid through an orifice. This expulsed fluid forms the SJ , which transfers kinetic energy to a fluid without the necessity ...