Title

COOPERATIVE ATTITUDE SYNCHRONIZATION FOR RIGID-BODY SPACECRAFT VIA VARYING COMMUNICATION TOPOLOGY

Authors

Authors

C. Y. Li;Z. H. Qu

Comments

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Abbreviated Journal Title

Int. J. Robot. Autom.

Keywords

Attitude synchronization; cooperative control; switching topology; Lyapunov function; PASSIVITY; ROTATIONS; FEEDBACK; Automation & Control Systems; Robotics

Abstract

This paper studies the application of nonlinear cooperative control theory to the attitude synchronization problem. To this end, explicit conditions, in terms of vector nonlinear differential inequalities, is presented firstly to ensure both the Lyapunov stability and asymptotically cooperative stability for a certain class of heterogeneous nonlinear system. Then, decentralized control algorithm incorporated with standard backstepping scheme is developed to accomplish attitude synchronization for a group of spacecraft with rigid body dynamics described by unit quaternion. In particular, the proposed control system imposes the least restriction on the communication, a piecewise constant, intermittently available, and sequentially complete topology is theoretically enough to ensure the cooperative stability. Simulation results demonstrate the effectiveness of the proposed control algorithms.

Journal Title

International Journal of Robotics & Automation

Volume

26

Issue/Number

1

Publication Date

1-1-2011

Document Type

Article

Language

English

First Page

110

Last Page

119

WOS Identifier

WOS:000289654200012

ISSN

0826-8185

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