Title :
On relative stability and the Nyquist criterion for digital control systems
Author_Institution :
Montana State University, Bozeman, MT, USA
fDate :
8/1/1981 12:00:00 AM
Abstract :
A particular form of the Nyquist criterion for relative stability is advocated for digital control systems. Allowed parameter values are read directly from the Nyquist mapping. The criterion is derived without resorting to the use of contours that extend to infinity.
Keywords :
Digital control; Nyquist stability, linear systems; Computer graphics; Control systems; Damping; Digital control; Equations; Feedback; Frequency; H infinity control; Stability criteria; System testing;
Journal_Title :
Automatic Control, IEEE Transactions on
DOI :
10.1109/TAC.1981.1102749
