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Summary: FA13 - 8:45
LIMITATIONS OF VIBRATION SUPPRESSION
IN FLEXIBLE SPACE STRUCTURES
Proceedingsof the 28th Conlerence
on Decision and Control
Tampa, Florida December 1989
T. W. C. Williams*
Spacecraft Dynainics Branch
NASA Langley Research Center
Hampton, VA 23665
P. J. Antsaklis
Dept. of Elec. 8~ Comp. Engr.
University of Notre Dame
Notre Dame, IN 46556
Abstract
The uncertainties inherent in the dynamics of flexible space-
craft make robustness questions very important when design-
ing vibration suppression systems for these vehicles. This often
leads to the use of sensors and actuators which are collocated on
the structure, so as to avoid the potentially destabilizing prob-
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