Development of Control Algorithms for the Orbital Motion of a Small Technological Spacecraft with a Shadow Portion of the Orbit
Sign Up to like & getrecommendations! Published in 2020 at "Microgravity Science and Technology"
DOI: 10.1007/s12217-020-09822-y
Abstract: The paper proposes algorithms for controlling the orbital motion of a small spacecraft for executive bodies with constant and variable thrust. The developed algorithms are aimed at neutralizing the influence of temperature shock on the… read more here.
Keywords: motion small; technological spacecraft; spacecraft; development control ... See more keywords
Effect of orbital motion of drill pipe on the transport of non-Newtonian fluid-cuttings mixture in horizontal drilling annulus
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2018.11.009
Abstract: Abstract The effect of orbital motion of drill pipe on the transport of non-Newtonian fluid and cuttings is simulated by means of the two-fluid model in combination with the kinetic theory of granular flow in… read more here.
Keywords: effect; orbital motion; drill pipe; drill ... See more keywords
Nonthermal emission from high-mass microquasar jets affected by orbital motion
Sign Up to like & getrecommendations! Published in 2018 at "Astronomy and Astrophysics"
DOI: 10.1051/0004-6361/201833681
Abstract: The stellar wind in high-mass microquasars should interact with the jet. This interaction, coupled with orbital motion, is expected to make the jet follow a helical, nonballistic trajectory. The jet energy dissipated by this interaction,… read more here.
Keywords: jet; high mass; orbital motion; emission ... See more keywords
Kinetic features of collisionless sheaths around polarized cylindrical emitters from the orbital motion theory
Sign Up to like & getrecommendations! Published in 2017 at "Physics of Plasmas"
DOI: 10.1063/1.5004682
Abstract: The kinetic features of the sheath around a cylindrical emitter immersed in collisionless plasma at rest are analysed. After finding self-consistently the electric potential by applying the Orbital Motion Theory to the Vlasov-Poisson system, the… read more here.
Keywords: features collisionless; motion theory; kinetic features; orbital motion ... See more keywords
Spin momentum-dependent orbital motion
Sign Up to like & getrecommendations! Published in 2020 at "New Journal of Physics"
DOI: 10.1088/1367-2630/ab7edd
Abstract: We present a theoretic analysis on (azimuthal) spin momentum- dependent orbital motion experienced by particles in a circularly-polarized annular focused field. Unlike vortex phase-relevant (azimuthal) orbital momentum flow whose direction is specified by the sign… read more here.
Keywords: spin momentum; momentum; orbital motion; momentum flow ... See more keywords
Detecting the orbital motion of nearby supermassive black hole binaries with Gaia
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review D"
DOI: 10.1103/physrevd.100.103016
Abstract: We show that a 10 year Gaia mission could astrometrically detect the orbital motion of ~1 sub-parsec separation supermassive black hole binary in the heart of nearby, bright active galactic nuclei (AGN). Candidate AGN lie… read more here.
Keywords: orbital motion; supermassive black; detecting orbital; black hole ... See more keywords
Relative Orbital Motion of a Charged Object Near a Spaceborne Radially Directed Rotating Magnetic Dipole
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2021.3117067
Abstract: The relative orbital motion of a charged object near a spaceborne magnetic dipole is presented in this article, where the intersatellite Lorentz force is taken into consideration. Assuming that a reference point is constrained in… read more here.
Keywords: orbital motion; charged object; magnetic dipole; relative orbital ... See more keywords
Solar-Sail Orbital Motion About Asteroids and Binary Asteroid Systems
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Guidance, Control, and Dynamics"
DOI: 10.2514/1.g003235
Abstract: Solar radiation pressure is a major orbital perturbation for missions to small bodies like asteroids and binary asteroid systems. This Paper studies the utilization of solar radiation pressure on a... read more here.
Keywords: asteroids binary; solar sail; sail orbital; asteroid systems ... See more keywords