Browsing by Subject "Coets (Aeronàutica)"

Now showing items 1-20 of 47

    • A multi-project student space association 

      Leon Delgado, Alexis; Carmona Peña, Alex; Zhang, Yi Qiang Ji; Torrent Duch, Arnau; Grau Rifà, Jordi; Barja Peláez, Adrià (Universitat Politècnica de Catalunya, 2022-04-29)
      Conference lecture
      Open Access
      The aerospace sector has always been a challenge. The complex nature of the field requires for talented, skilful engineers. And while the university does great on the development of the theoretical background, it barely ...

    • A rockoon closed helium buoyancy system; a first assessment 

      Arias Montenegro, Francisco Javier (British Interplanetary Society, 2023-03-30)
      Article
      Restricted access - publisher's policy
      It is believed that the use of rockoons will revolutionize the space industry by giving priority service to microsatellite developers that now are secondary payloads for large rocket companies. However, stratospheric ...

    • Analysis of the simplified structure of a rocket in initial phases and in flight 

      Caus Solé, Jordi (Universitat Politècnica de Catalunya, 2022-10-13)
      Bachelor thesis
      Restricted access - author's decision
      In this report, a structural analysis of a rocket is performed. Its aim it to base the analysis on finite elements, where transient states and vibrations will be taken into account, in order to obtain nodal displacements ...

    • Anteproyecto del subsistema de control vectorizado de empuje de un vehículo lanzador 

      Marín Jiménez, Alex (Universitat Politècnica de Catalunya, 2023-06-02)
      Bachelor thesis
      Open Access
      Covenantee:   Universidad Politécnica de Madrid
      This assesment presents the conceptual design of a thrust vector control system for a launch vehicle, with special attention to the definition of the guidance law, selection of sensors and actuators, the control system for ...

    • Cohetes y nostalgia 

      Barceló Garcia, Miquel (2015-07)
      Article
      Open Access

    • Computational study of a supersonic nose cone 

      Díaz Moncunill, Jordi (Universitat Politècnica de Catalunya, 2018-06-10)
      Bachelor thesis
      Open Access
      Generate the mesh Simulate the flow with the OpenFOAM supersonic flow solverData interpretationStudy of sensibility over the length

    • 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 ...

    • Design and construction of a vertical landing vehicle using a cold gas thruster 

      Walsh, Sylvain Luca (Universitat Politècnica de Catalunya, 2021-07-20)
      Bachelor thesis
      Open Access
      With the “New Space” era we are now seeing a prominent rise in the development of Reusable Launch Vehicles with vertical landing capabilities. This project aims to design and construct a scaled model of such a vehicle but ...

    • Design and implementation of a first stage nozzle for a low cost mini-launcher 

      De la Torre González, Alex (Universitat Politècnica de Catalunya, 2011-07-28)
      Bachelor thesis
      Open Access
      This study is addressed to design and build a nozzle for a first stage of a solid propellant APCP (Ammonium Perchlorate Composite Propellant) based as a part of an EETAC university grant. We will use the simulator Moon2.0 ...

    • Design and optimization of a rocket structure following the requirements for the European Rocketry Challenge (EUROC) to be fabricated using additive manufacturing 

      Grau Rifà, Jordi (Universitat Politècnica de Catalunya, 2022-04-29)
      Conference lecture
      Open Access
      Amateur rocket structures are usually made of composite materials, wood or aluminium, their internal geometries and interfaces are usually restricted by the available manufacturing techniques. However, with the appearance ...

    • Design of a Hybrid Lunar-fueled Rocket 

      Díaz Quintairos, David (Universitat Politècnica de Catalunya, 2021-09-28)
      Master thesis
      Open Access
      Today, our calling to explore the universe is even greater than fifty years ago, this calls out for a new design in our propulsion systems in order to achieve a sustainable, reusable and Earth-conditions independent. Sixty ...

    • Design of a reusable model rocket with vertical landing 

      Montserrat Robles, Èric (Universitat Politècnica de Catalunya, 2021-07-20)
      Bachelor thesis
      Open Access
      Aiming to design, produce and test a model rocket capable of landing. Different systems to accomplish the objective are implemented (aerodynamics brakes, landing legs, thrust vector control). A flight computer capable of ...

    • Design of a reusable rocket model with devices allowing safe sea landing 

      Martí Arasa, Marc (Universitat Politècnica de Catalunya, 2021-07-20)
      Bachelor thesis
      Open Access
      This project details the design of a reusable, small model rocket, which is capable of landing safely over a body of water. Said design includes all the structural components of the rocket and their acquisition, including ...

    • Design, manufacture, and validation of a student-made ringsail parachute for sounding rocket recovery 

      Britting, Thomas; Joosten, Isabelle; Koops, Bram; Toussaint, Wesley Leonardus Jacobus Rudolf; Sujahudeen, Mohamed Sahir; Vukosavljević, Kristina; Knöll, Niklas Emil; Casablanca, Adriano; Dighe, Nachiket; Scholts, Sebastian Oliver; Kumar, Soham; Van der Wee, Tom (Universitat Politècnica de Catalunya, 2022-04-29)
      Conference lecture
      Open Access
      In the previous years, the Parachute Research Group (PRG) of Delft Aerospace Rocket Engineering (DARE) has been relying mainly on cruciform, ribbon, or disk-gap-band parachutes for the retrieval of its capsules and smaller ...

    • Diseño de la tobera de un cohete con el método de las características y comparación con código CFD 

      Valera Muñoz, Cristina (Universitat Politècnica de Catalunya, 2012-06)
      Master thesis (pre-Bologna period)
      Open Access
      La tobera es el elemento del cohete encargado de transformar la energía térmica creada en la combustión de propergoles en energía cinética, esto es, en el empuje que desarrolla el cohete. En este proyecto se diseña, ...

    • Diseño del segmento mecánico-estructural de una plataforma de despegue de cohetes amateurs de alta potencia 

      Ubieto Marsol, Víctor (Universitat Politècnica de Catalunya, 2020-01-15)
      Bachelor thesis
      Restricted access - author's decision
      En este trabajo se ha diseñadouna plataforma de lanzamiento de cohetes amateurs de alta potencia de hasta 100 kg de peso en el despegue. Este tipo de cohetes usan aletas fijas como mecanismo aerodinámico estabilizador y ...

    • Diseño y construccion de un banco de pruebas de motores de cohete amateurs 

      Moreno Roig, Jordi (Universitat Politècnica de Catalunya, 2012-01-23)
      Bachelor thesis
      Open Access
      El presente trabajo de final de carrera surgió como respuesta a la necesidad del estudio de diferentes tipos de motores de cohete amateurs para los proyectos que se llevan a cabo en la universidad con estos, y la falta ...

    • Diseño y fabricación de un banco de ensayos para cohetes propulsados por agua 

      Bordes Aznar, Sergio (Universitat Politècnica de Catalunya, 2023-02-09)
      Bachelor thesis
      Restricted access - author's decision
      La necesidad de mejorar la estabilidad y tiempos de vuelo de cohetes propulsados por agua, ha llevado a que se desarrollen bancos de prueba, donde se puedan analizar algunos parámetros físicos a los que un cohete se encuentra ...

    • Disseny del sistema de processament de dades en vol d'un coet espacial 

      Salvador Bernadí, Jordi (Universitat Politècnica de Catalunya, 2011-02)
      Master thesis (pre-Bologna period)
      Open Access

    • Estudi d'un coet llançador per posar satèl·lits petits en òrbita baixa terrestre 

      Sarrate Nejjari, Nabil (Universitat Politècnica de Catalunya, 2023-10-17)
      Bachelor thesis
      Open Access
      En els pròxims anys es preveu un gran creixement de l’activitat espacial i, sobretot, en l’àmbit dels satèl·lits i els coets llançadors. La necessitat de posar en òrbita satèl·lits al menor preu possible serà la tendència ...