Spacecraft anti-interference attitude cooperative control method based on event-triggered communication
An event-triggered and collaborative control technology, which is applied in the directions of spaceflight aircraft, spaceflight vehicle guidance devices, and aircraft, etc. It can solve the problems of heavy communication burden, not considering time-varying interference, and only considering communication topology.
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[0057] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.
[0058] Such as figure 1 As shown, first, for a group of rigid spacecraft including the pilot spacecraft and the follower spacecraft, modified Rodrigue parameters (MRPs) are used to describe the attitude kinematics and dynamics equations of the follower spacecraft. Model the unknown bounded interference of the spacecraft, which is used to describe a variety of actual interference; secondly, design an interference observer and estimate t...
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