Ara es mostren els items 1-20 de 52

    • A distributed attitude control law for formation flying based on the Cucker-smale model 

      Paita, Fabrizio; Gómez Muntané, Gerard; Masdemont Soler, Josep (2014)
      Text en actes de congrés
      Accés obert
      In this paper we consider the attitude synchronization problem for a swarm of spacecrafts flying in formation. Starting from previous works on consensus dynamics, we construct a distributed attitude control law and derive ...
    • A new subdivision algorithm for the flow propagation using polynomial algebras 

      Pérez Palau, Daniel; Gómez Muntané, Gerard; Masdemont Soler, Josep (2018-08-01)
      Article
      Accés obert
      The Jet Transport method has emerged as a powerful tool for the numerical integration of ordinary differential equations; it uses polynomial expansions to approximate the flow map associated to the differential equation ...
    • A note on the dynamics around the Lagrange collinear points of the Earth-Moon system in a complete Solar System model 

      Lian, Yijun; Gómez Muntané, Gerard; Masdemont Soler, Josep; Tang, Guojian (2013-02)
      Article
      Accés restringit per política de l'editorial
      In this paper we study the dynamics of a massless particle around the L 1,2 libration points of the Earth–Moon system in a full Solar System gravitational model. The study is based on the analysis of the quasi-periodic ...
    • A note on the dynamics around the Lagrange points of the Earth-Moon system in a complete Solar System model 

      Lian, Yijun; Gómez Muntané, Gerard; Masdemont Soler, Josep; Tang, Guojian (2013)
      Text en actes de congrés
      Accés obert
      This paper studies the dynamics of a massless particle around the libration points of the Earth - Moon system in a full Solar System gravitational model. The study is based on the analysis of the quasi - periodic ...
    • A note on Weak Stability Boundaries 

      García González, Fernando; Gómez Muntané, Gerard (2006-12-08)
      Article
      Accés restringit per política de l'editorial
      This paper is devoted to clarify the algorithmic definition of the weak stability boundary in the framework of the planar Restricted Three Body Problem. The role of the invariant hyperbolic manifolds associated to the ...
    • An efficient statistical adaptive order-switching methodology for kalman filters 

      Chen, Jianlin; Masdemont Soler, Josep; Gómez Muntané, Gerard; Jianping, Yuan (2021-02)
      Article
      Accés restringit per política de l'editorial
      Variants and improvements of the extended Kalman filter (EKF) always encounter a dilemma between the estimation accuracy delivered and the computational burden associated. Targeting to improve this shortcoming, achieving ...
    • Analysis of the relative dynamics of a charged spacecraft moving under the influence of a magnetic field 

      Cheng, Yu; Gómez Muntané, Gerard; Masdemont Soler, Josep; Yuan, Jianping (2018-09-01)
      Article
      Accés obert
      We analyse a dynamical scenario where a constantly charged spacecraft (follower) moves in the vicinity of another one (leader) that follows a circular Keplerian orbit around the Earth and generates a rotating magnetic ...
    • Capturing small asteroids into a Sun-Earth Lagrangian point 

      Lladó, Neus; Ren, Yuan; Masdemont Soler, Josep; Gómez Muntané, Gerard (2014-02-01)
      Article
      Accés restringit per política de l'editorial
      In this paper we address the feasibility of capturing small Near-Earth Asteroids (NEAs) into the vicinity of the Sun-Earth L-2 libration point using a continuous-thrust propulsion system assumed to be attached to the ...
    • Detecting invariant manifolds using hyperbolic Lagrangian coherent structures 

      Pérez, Daniel; Gómez Muntané, Gerard; Masdemont Soler, Josep (2012)
      Article
      Accés obert
      Using as reference test model the Planar Circular Restricted Three Body Prob- lem, this paper explores its Lagrangian Coherent Structures, as well as its Hy- perbolic Lagrangian Coherent Structures. The purpose is to ...
    • Detecting invariant manifolds using Lagrangian coherent structures 

      Pérez, Daniel; Gómez Muntané, Gerard; Masdemont Soler, Josep (2012)
      Text en actes de congrés
      Accés obert
      Using as reference test model the Planar Circular Restricted Three Body Problem, this paper explores its Lagrangian Coherent Structures, as well as its Hyperbolic Lagrangian Coherent Structures. The purpose is to identify ...
    • Dynamic mechanisms for spacecraft disposal from Sun-Earth libration points 

      Olikara, Zubin; Masdemont Soler, Josep; Gómez Muntané, Gerard (2015-10-31)
      Article
      Accés restringit per política de l'editorial
      This work investigates end-of-life trajectories for spacecraft in orbit about the sun–Earth L1
    • Dynamics around the triangular libration points of 1999 KW4 

      Yuying, Liang; Gómez Muntané, Gerard; Masdemont Soler, Josep; Ming, Xu (2018)
      Text en actes de congrés
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      His paper studies the dynamics of stable regions for relatively long time intervals (practical stability) in the vicinity of the triangular equilibrium points of a binary asteroid with mass ratio µ larger than Rouths ...
    • Dynamics in the centre manifold around equilibrium points in periodically perturbed three-body problems 

      Le Bihan, Bastien; Masdemont Soler, Josep; Gómez Muntané, Gerard; Lizy-Destrez, Stephanie (2016)
      Text en actes de congrés
      Accés obert
      A new application of the parameterization method is pre- sented to compute invariant manifolds about the equilib- rium points of Periodically Perturbed Three-Body Problems ( PPTBP ). These techniques are applied to obtain ...
    • Dynamics of solar radiation pressure-assisted maneuvers between lissajous orbits 

      Stefania, Soldini; Masdemont Soler, Josep; Gómez Muntané, Gerard (2019-04-01)
      Article
      Accés obert
      The analysis of the phase space geometry around the artificial L1,2 equilibrium points of the circular restricted three-body problem, including solar radiation pressure, is used to investigate “propellant-free” transfers ...
    • End-of-life disposal of libration point orbit spacecraft 

      Olikara, Zubin; Gómez Muntané, Gerard; Masdemont Soler, Josep (2013)
      Text en actes de congrés
      Accés obert
      In this work we investigate end-of-life trajectories for spacecraft in orbit about the Sun-Earth L 1 and L 2 libration points. A plan for decommission is often re- quired during the mission design process. We ...
    • Fast numerical computation of Lissajous and quasi-halo libration point trajectories 

      Mondelo, Josep Maria; Barrabés Vera, Esther; Gómez Muntané, Gerard; Ollé Torner, Mercè (2012)
      Text en actes de congrés
      Accés obert
      In this paper we present a methodology for the automatic generation of quasi–periodic libration point trajectories (Lissajous and quasi–halo) of the Spatial, Circular Restricted Three–Body Problem. This methodology is ...
    • Formation flying in space borne artificial magnetic dipole field 

      Cheng, Yu; Gómez Muntané, Gerard; Masdemont Soler, Josep; Yuan, Jianping (2017)
      Comunicació de congrés
      Accés obert
      In this paper, we consider a new dynamical scenario in which a constantly charged spacecraft (follower) moves near a leader spacecraft, which follows a circular Keplerian orbit around the Earth and generates a rotating ...
    • Global analysis of direct transfers from lunar orbits to sun-earth libration point regimes 

      Masdemont Soler, Josep; Gómez Muntané, Gerard; Peng, Hao (Springer Nature, 2021-04-01)
      Article
      Accés obert
      In this paper we look forward to obtain a global picture of simple transfer opportunities from Lunar to Sun-Earth libration orbits, useful for a preliminary design of these mission scenarios. Considering the trajectory of ...
    • HAmsys 2014 

      Ollé Torner, Mercè; Barrabés Vera, Esther; Gómez Muntané, Gerard; Mondelo González, José María (2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In this talk we give an explanation of transport in the solar system based in dynamical systems theory. More concretely we consider (as a first approximation) different bicircular problems (i.e. Sun, Jupiter, a planet ...
    • High accuracy state and parameter estimation of GEO-stationary satellites using Jet Transport based nonlinear filtering algorithm 

      Chen, Jianlin; Masdemont Soler, Josep; Gómez Muntané, Gerard; Yuan, Jianping (2018)
      Text en actes de congrés
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      We consider the problem of state and parameter estimation for geostationary spacecraft in an accurate and efficient way. For this purpose we implement a Jet Transport Taylor technique in two coordinate representations, ...