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Describing functions and limit cycles

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1 Author(s)
Fendrich, O.R. ; Dept. of Eng. Mech., Open Univ., Milton Keynes, UK

The conditions for limit cycling of a single-loop nonlinear feedback system are considered in terms of the describing function for a single-valued symmetrical time- and frequency-independent nonlinearity. Additional assumptions on the polynomial are required.<>

Published in:

Automatic Control, IEEE Transactions on  (Volume:37 ,  Issue: 4 )