Results 1 to 10 of about 10,063,597 (281)

Satellite Formation Flying for Space Advertising: From Technically Feasible to Economically Viable

open access: yesAerospace, 2022
The paper presents a feasibility study of satellite formation-flying missions for space advertising. To estimate a space advertising mission viability, the global population coverage model is designed and the demonstration schedule with a focus on larger
Shamil Biktimirov   +2 more
doaj   +2 more sources

Navigation for Satellite Formation Flying [PDF]

open access: yesProblemy Mechatroniki, 2018
This paper deals with the case of a target satellite in an unknown orientation and location with respect to the master satellite. Feature based monocular pose estimation vision system was presented.
Robert GŁĘBOCKI, Mariusz JACEWICZ
doaj   +2 more sources

Reconfigurable Fault-Tolerant Control for Spacecraft Formation Flying Based on Iterative Learning Algorithms

open access: yesApplied Sciences, 2022
This paper investigates the issues of iterative learning algorithm-based robust thruster fault reconstruction and reconfigurable fault-tolerant control for spacecraft formation flying systems subject to space perturbations.
Yule Gui   +3 more
doaj   +2 more sources

Fully Distributed Robust Formation Flying Control of Drones Swarm Based on Minimal Virtual Leader Information

open access: yesDrones, 2022
This paper studies the robust formation flying problem for a swarm of drones, which are modeled as uncertain second order systems. By making use of minimal virtual leader information, a fully distributed robust control scheme is proposed, which includes ...
Huanli Gao, Wei Li, He Cai
doaj   +2 more sources

Nonsingular Fast Terminal Adaptive Neuro-sliding Mode Control for Spacecraft Formation Flying Systems

open access: yesComplexity, 2020
In this paper, a nonsingular fast terminal adaptive neurosliding mode control for spacecraft formation flying systems is investigated. First, a supertwisting disturbance observer is employed to estimate external disturbances in the system. Second, a fast
Xiaohan Lin   +4 more
doaj   +2 more sources

Formation-flying interferometry in geocentric orbits [PDF]

open access: yesAstronomy & Astrophysics, 2023
Spacecraft formation flying serves as a method of astronomical instrumentation that enables the construction of large virtual structures in space. The formation-flying interferometry generally requires very high control accuracy, and extraterrestrial ...
Takahiro Ito
semanticscholar   +1 more source

Design of optimal low-thrust manoeuvres for remote sensing multi-satellite formation flying in low Earth orbit [PDF]

open access: yesAdvances in Space Research, 2021
This paper presents a strategy for optimal manoeuvre design of multi-satellite formation flying in low Earth orbit environment, with the aim of providing a tool for mission operation design.
F. Scala   +3 more
semanticscholar   +1 more source

Design of Orbit Controls for a Multiple CubeSat Mission Using Drift Rate Modulation

open access: yesAerospace, 2021
For the low-cost improvement of laser communication, which is critical for various applications such as surveillance systems, a study was conducted on relative distance control based on orbital drift rate modulations for multiple CubeSats during ...
Youngbum Song   +3 more
doaj   +1 more source

Decentralized Control of Nanosatellite Tetrahedral Formation Flying Using Aerodynamic Forces

open access: yesAerospace, 2021
A decentralized control algorithm for the construction of a tetrahedral configuration using differential lift and drag forces is proposed in this paper. Four 3U CubeSats launched in LEO are considered. Satellite attitude-controlled motion relative to the
Danil Ivanov   +3 more
doaj   +1 more source

Decentralized Differential Aerodynamic Control of Microsatellites Formation with Sunlight Reflectors

open access: yesAerospace, 2023
The paper presents a study of decentralized control for a satellite formation flying mission that uses differential lift and drag to enforce the relative positioning requirements.
Kirill Chernov   +5 more
doaj   +1 more source

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