Results 271 to 280 of about 105,705 (326)

Distributed Formation and Reconfiguration Control of VTOL UAVs

IEEE Transactions on Control Systems Technology, 2017
In this brief, a novel distributed cascade robust feedback control approach is proposed for formation and reconfiguration control of a team of vertical takeoff and landing (VTOL) unmanned air vehicles (UAVs). This approach is based on dynamic communication network. It guarantees intervehicle collision avoidance and considers dynamic constraints of UAVs.
Fang Liao, Rodney Teo, Jianliang Wang
exaly   +2 more sources

Optimal Reconfiguration Manoeuvres in Formation Flying Missions

2021 IEEE Aerospace Conference (50100), 2021
Most of the current formation flying systems are intended to work in a single, stable orbital configuration acquired shortly after the launch. However, the formation flying concept lends itself to be used in a flexible manner, by introducing the possibility of changing the relative configuration of the platforms, i.e.
Dharmarajan, K., Palmerini, G. B.
openaire   +2 more sources

Lorentz-Augmented Spacecraft Formation Reconfiguration

IEEE Transactions on Control Systems Technology, 2015
The use of the geomagnetic Lorentz force as a means of actuation is considered in this paper for the purpose of spacecraft formation reconfiguration. A continuous/impulsive linear quadratic regulator (LQR) is proposed for the purpose of designing an optimal control strategy that combines continuous Lorentz force actuation with impulsive thrusting.
Ludwik A. Sobiesiak   +1 more
openaire   +2 more sources

Multi-satellite formation and reconfiguration

Proceedings of the 2000 American Control Conference. ACC (IEEE Cat. No.00CH36334), 2000
This paper addresses the problem of formation and reconfiguration of multiple micro-satellite systems. A control scheme, called the perceptive frame, is adopted which integrates the decentralized feedback of each satellite with online sensor information to achieve the goal of formation keeping and intersatellite coordination.
Wei Kang 0001   +2 more
openaire   +1 more source

Non-deterministic reconfiguration of tree formations

2008 American Control Conference, 2008
We consider a network of mobile agents in an initially unknown acyclic network configuration and the problem of reconfiguring them into a desired network topology and formation geometry while maintaining connectivity in an asynchronous network. We model the system and solution as an embedded graph grammar and use a method of lexicographically ordered ...
John-Michael McNew, Eric Klavins
openaire   +1 more source

Hybrid control of reconfigurable robot formations

Proceedings of the 2003 American Control Conference, 2003., 2004
In this paper, we present a framework to dynamically reconfigure a team of autonomous robots. Reconfiguration means that a team of vehicles is capable of reaching and maintaining a desired formation while following a prescribed trajectory. We described the dynamic reconfiguration problem as a hybrid system; that is, a coordinator assigns controllers to
Rafael Fierro, Aveek K. Das
openaire   +1 more source

Spacecraft formation reconfiguration with collision avoidance

Automatica, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Rune Schlanbusch   +2 more
openaire   +1 more source

Optimal Reconfiguration of Formation Flying Satellites

Proceedings of the 44th IEEE Conference on Decision and Control, 2006
We employ a recently developed new technique for the numerical treatment of optimal control problems for mechanical systems in order to compute optimal open loop control laws for the reconfiguration of a group of formation flying satellites. The method is based on a direct discretization of a variational formulation of the dynamical constraints.
Oliver Junge, Sina Ober-Blöbaum
openaire   +1 more source

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