Now showing items 1-11 of 11

    • Development and analysis of novel mission scenarios based on Atmosphere-Breathing Electric Propulsion (ABEP) 

      Vaidya, Shreepali Sanjay; Traub, Constantin; Romano, Francesco; Rodríguez Donaire, Silvia; García-Almiñana, Daniel; Sureda Anfres, Miquel; García Berenguer, Marina (2022-10)
      Article
      Open Access
      Operating satellites in Very Low Earth Orbit (VLEO) benefit the already expanding New Space industry in applications including Earth Observation and beyond. However, long-term operations at such low altitudes require ...
    • DISCOVERER: Developing Technologies to Enable Commercial Satellite Operations in Very Low Earth Orbit 

      Roberts, Peter C.E; Crisp, Nicholas H.; Edmonson, Steve; García-Almiñana, Daniel; García Berenguer, Marina; Rodríguez Donaire, Silvia; Sureda Anfres, Miquel (International Astronautical Federation, 2020)
      Conference lecture
      Restricted access - publisher's policy
      The DISCOVERER project is developing technologies to enable commercially-viablesustained-operation of satellites in very low Earth orbitsfor communications and remote sensing applications. Operatingcloser to the surface ...
    • Ground-based experimental facility for orbital aerodynamics research: design, construction and characterisation 

      Oiko, Vitor; Roberts, Peter C.E; Macario Rojas, Alejandro; García-Almiñana, Daniel; García Berenguer, Marina; Rodríguez Donaire, Silvia; Sureda Anfres, Miquel (International Astronautical Federation, 2020)
      Conference lecture
      Restricted access - publisher's policy
      In very low Earth orbits (VLEO), below 450 km altitude, the aerodynamic properties of satellites are primarily determined by the flow regime, free molecular flow, and the interaction of atomic oxygen with the surfacesof ...
    • Investigation of Novel Drag-Reducing and Atomic Oxygen Resistant Materials in Very Low Earth Orbit using SOAR (Satellite for Orbital Aerodynamics Research) 

      Crisp, Nicholas H.; Macario Rojas, Alejandro; Roberts, Peter C.E; García-Almiñana, Daniel; García Berenguer, Marina; Rodríguez Donaire, Silvia; Sureda Anfres, Miquel (International Astronautical Federation, 2020)
      Conference report
      Restricted access - publisher's policy
      Interest in operating spacecraft in very low Earth orbits (VLEO), those below approximately 450 km, is growing due to the numerous benefits offered by reducing altitude. For remote sensing and Earth observation applications, ...
    • Large-scale coherent structures in an asymmetrically heated channel flow 

      García Berenguer, Marina; Silva, Lucas Gasparino Ferreira da; Lehmkuhl Barba, Oriol; Rodríguez Pérez, Ivette María (European Research Community on Flow, Turbulence, and Conbustion (ERCOFTAC), 2023)
      Conference report
      Open Access
      A compressible direct numerical simulation (DNS) has been conducted to analyze the behavior of low-speed flows submitted to a strong temperature gradient in a fully developed and asymmetrically heated turbulent channel ...
    • RF Helicon-based Plasma Thruster (IPT): Design, Set-up, and First Ignition 

      Romano, Francesco; Chan, Yung-An; Herdrich, Georg; García-Almiñana, Daniel; Rodríguez Donaire, Silvia; Sureda Anfres, Miquel; García Berenguer, Marina (International Astronautical Federation, 2019)
      Conference report
      Restricted access - publisher's policy
      To extend missions lifetime at very low altitudes, an efficient propulsion system is requiredto compensate for aerodynamic drag. One solution is Atmosphere-Breathing Electric Propulsion (ABEP). It collects atmospheric ...
    • Strategic similarities between earth observation small satellite constellations in very low earth orbit and low-cost carriers by means of strategy canvas 

      Rodríguez Donaire, Silvia; García-Almiñana, Daniel; García Berenguer, Marina; Roberts, Peter C.E; Crisp, Nicholas H.; HERDRICH, GEORG; KATARIA, DHIREN; HANESSIAN, VIRGINIA; Becedas, Jonathan; SEMINARI, SIMON (2022-10)
      Article
      Open Access
      The space industry is growing and space data are becoming accessible to businesses that were previously unthinkable. Constellations of small satellites in Very Low Earth Orbit (VLEO) have created a gap that is allowing ...
    • Study of the business model of next Elecnor Deimos satellite platform 

      García Berenguer, Marina (Universitat Politècnica de Catalunya, 2020-06-30)
      Master thesis
      Restricted access - confidentiality agreement
    • Temperature gradient effects on a turbulent channel flow at Ret=400 

      García Berenguer, Marina; Gasparino, Lucas; Lehmkuhl Barba, Oriol; Rodríguez Pérez, Ivette María (Begell House, 2023)
      Conference report
      Restricted access - publisher's policy
      A direct numerical simulation (DNS) of an asymmetrically heated turbulent channel flow has been performed to study the temperature gradient effects on the turbulence. The case has been set as a compressible flow with ...
    • Turbulent statistics and coherent structures in an asymmetrically heated channel flow 

      García Berenguer, Marina; Gasparino, Lucas; Lehmkuhl Barba, Oriol; Rodríguez Pérez, Ivette María (2023)
      Conference report
      Open Access
      A compressible direct numerical simulation (DNS) has been conducted to analyze the behavior of a fully developed turbulent channel flow. The problem has been set at mean friction Reynolds number Ret m = 400 submitted to a ...
    • Turbulent statistics of an asymmtrically heated channel flow 

      García Berenguer, Marina (2023-05-17)
      Conference lecture
      Open Access