Browsing by Subject "Scientific satellites"

Now showing items 1-20 of 22

    • A system to determine the inertia tensor of small satellites 

      Gabarró Olsina, Marc (Universitat Politècnica de Catalunya, 2019-07-24)
      Bachelor thesis
      Open Access
      Context: Attitude control of a satellite relies upon a precise determination of its inertia tensor. However, the determination of the inertia tensor of a complex system, as is the case of satellites, completely escapes ...

    • Attitude control techniques for a 1U CubeSat 

      Serrano Aporta, Joan (Universitat Politècnica de Catalunya, 2022-07-13)
      Bachelor thesis
      Open Access
      This thesis is focused on the study, design and simulation of an Attitude Control System for a 1U CubeSat. The simulations and their proper validation are carried out with MATLAB/Simulink. It is undertaken within the PLATHON ...

    • Automation of the determination of Inertia Tensors of CubeSats using torsion pendulum period measurements 

      Gutierrez Ibarra, Jon (Universitat Politècnica de Catalunya, 2020-09-07)
      Bachelor thesis
      Open Access
      Contexto: Los CubeSats constituyen el estándar de satélites pequeños más extendido, prácticamente desde que fueron presentados a finales de la década de 1990. Los CubeSats revolucionaron la industria espacial. Gracias a ...

    • Benchmarking over satellite scheduling problem 

      Calvo Juan, Carlos (Universitat Politècnica de Catalunya, 2012-07-23)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Massachusetts Institute of Technology
      [ANGLÈS] The Earth Science Decadal Survey, organized by NASA, NPOESS and other American institutions, has proportioned an initial recommendation for the decade 2011-2020 consistent in a missions campaign taking care of the ...

    • Bus d'un microstaèl·lit en òrbita de la Terra 

      Borràs i Garallo, Jordi (Universitat Politècnica de Catalunya, 2006-12-20)
      Master thesis (pre-Bologna period)
      Open Access
      En aquest treball es pretén realitzar el disseny basic, o disseny de fase A, d’un microsatèl•lit per a una missió en orbita al voltant de la Terra. L’objectiu d’aquesta missió es mesurar els efectes de la radiació ionitzant ...

    • Challenge of teaching complex, end-to-end space system design and development process: Earth Observation Satellite System Design training course 

      Lin, C. C.; Southwood, D.; Meynart, R.; Aguirre, M.; Tossaint, M.; Buck, C.; Endemann, M.; Tobias, A.; Gollor, M.; Norris, P.; Spinella, G.; Borgeaud, M.; Lecomte, P.; Aguzzi, M.; Boever, C.; Gupta, V.; Callens, N. (Universitat Politècnica de Catalunya, 2022-04-29)
      Conference lecture
      Open Access
      The Earth Observation Satellite System Design training course was first offered in 2018 at ESA Academy’s Training and Learning Facility at ESA’s ESEC Galaxia site in Belgium, and again in 2021 in an online format under the ...

    • Control de dispositivos y comunicación de datos en un observatorio submarino 

      Artero Delgado, Carola (Universitat Politècnica de Catalunya, 2009-07)
      Master thesis (pre-Bologna period)
      Open Access
      El grupo de desarrollo SARTI de la UPC ha desarrollado el proyecto Observatorio Submarino Expandible (OBSEA). Este proyecto tiene como objetivo la puesta en marcha de los módulos necesarios para la extracción de datos ...

    • Design of a low-latency transoceanic shortwave radio link for high frequency trading applications 

      Vallès Muñoz, Maria (Universitat Politècnica de Catalunya, 2019-10-30)
      Bachelor thesis
      Open Access
      The main objective of this final Bachelor’s degree project is to design and study the relia-bility of a transoceanic shortwave radio link that connects London and New York. Two ofthe most important stock exchanges of the ...

    • Further evidence of the long-term thermospheric density variation using 1U CubeSats 

      Martínez, Adrián; Lledó Ardila, Carlos; Gutiérrez Cabello, Jordi; Gil Pons, Pilar (Universitat Politècnica de Catalunya, 2022-04-29)
      Conference lecture
      Open Access
      Faculty members, undergraduate and graduate students of the School of Communication and Aerospace Engineering (Polytechnical University of Catalonia) are participating in a series of studies to determine the thermospheric ...

    • gLAB hands-on education on satellite navigation 

      Rovira Garcia, Adrià; Ibáñez Segura, Deimos; Li, Mowen; Alonso Alonso, María Teresa; Sanz Subirana, Jaume; Juan Zornoza, José Miguel; González Casado, Guillermo (Universitat Politècnica de Catalunya, 2022-04-29)
      Conference lecture
      Open Access
      The Global Navigation Satellite System (GNSS) allows computing the Position, Velocity and Time (PVT) of users equipped with appropriate hardware (i.e. an antenna and a receiver) and software. The latter estimates the PVT ...

    • Implementació de un gimbal amb càmera per a un cubesat 

      Baldrich Salvadó, Xavier (Universitat Politècnica de Catalunya, 2024-07-08)
      Bachelor thesis
      Open Access
      Aquest treball consistirà a desenvolupar i muntar un gimbal amb una càmera implementada, els objectius són els següents: dissenyar el hardware de la playload que permet moure la càmera i escollir un mètode de seguiment ...

    • Implementación de una placa de control de actitud 2D con magnetopares para CubeSats 

      Gómez Caballero, Andrés (Universitat Politècnica de Catalunya, 2021-07-27)
      Bachelor thesis
      Open Access
      El proyecto PLATHON (PLATaforma integrada de simulación Hardware-in-the loop para comunicaciones Opticas en Nanosatélites) se plantea mediante la colaboración estudiantil en forma de Trabajos de Fin de Grado a lo largo de ...

    • Measuring phase scintillation at different frequencies with conventional GNSS receivers operating at 1 Hz 

      Nguyen, Viet Khoi; Rovira Garcia, Adrià; Juan Zornoza, José Miguel; Sanz Subirana, Jaume; González Casado, Guillermo; Hai Tung, Ta; The Vinh, La (2019-10-01)
      Article
      Open Access
      Ionospheric scintillation causes rapid fluctuations of measurements from Global Navigation Satellite Systems (GNSSs), thus threatening space-based communication and geolocation services. The phenomenon is most intense in ...

    • Mission analysis for a swarm of femtosatellites to study the lower thermosphere 

      Aidynbay, Nurmakhan (Universitat Politècnica de Catalunya, 2020-02-14)
      Master thesis
      Open Access
      The lower thermosphere (between 100 and 250 km) is badly known due to the scarcity of operating satellites in this region. Nevertheless, it is very relevant for the study of Earth-Sun relations, satellite re-entry ...

    • Mission analysis of nanosatellite constellations with OpenSatKit 

      Sermanoukian Molina, Iván; Montilla Rodríguez, Lluís; González Díez, David; Sureda Anfres, Miquel; Mata Diaz, Jorge; Alins Delgado, Juan José (Universitat Politècnica de Catalunya, 2022-04-29)
      Conference lecture
      Open Access
      CubeSat reliability is still considered an obstacle due to the sizeable fail rates generally attributed to the dead-on-arrival cases and early subsystem malfunctions. Thus, as CubeSats' primary purpose moves from technological ...

    • Network Simulation/Emulation for performance study of E2E satellite-based Systems 

      Domingo Ribé, Marc (Universitat Politècnica de Catalunya, 2021-02)
      Master thesis
      Open Access
      As satellite-based systems become more popular and more complex; we witness a change of paradigm in the way of providing new services to end customers. Thus, future satellite segments are expected to be key components ...

    • On-board software testing and validation 

      Rodera Varea, Alejandro (Universitat Politècnica de Catalunya, 2020-06)
      Bachelor thesis
      Restricted access - confidentiality agreement

    • Project of attitude control system based on reaction wheels 

      Pérez Fernández, Adrià (Universitat Politècnica de Catalunya, 2021-07-22)
      Bachelor thesis
      Open Access
      This project is included in the investigation group PLATHON, which has as the main objective the optical communication between satellites. In this investigation group there are included various parallel projects, which are ...

    • Receiving messages from operational CubeSats 

      Abellaneda López, Alejandro (Universitat Politècnica de Catalunya, 2021-01-13)
      Bachelor thesis
      Open Access
      The main objective of this project is to introduce the necessary knowledge to be able to establish a reception of messages mainly from CubeSats. For this, previously topics such as telemetry and the radioelectric spectrum ...

    • Remote reception of messages from CubeSat OPS-SAT 

      García Quiroga, Isaac (Universitat Politècnica de Catalunya, 2021-01-13)
      Bachelor thesis
      Open Access
      The main objective of this thesis is to use the satellite ground station located on campus of ESEIAAT, Terrassa Ground Station, to receive and decode the messages transmitted by OPS-SAT, a nanosatellite built around the ...