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                                       Details for article 14 of 19 found articles
 
 
  On the phase-plane analysis of relay control system with dead time
 
 
Title: On the phase-plane analysis of relay control system with dead time
Author: El-Geldawi, F.
Appeared in: International journal of control
Paging: Volume 11 (1970) nr. 1 pages 123-131
Year: 1970-01-01
Contents: An exact method of analysis of non-linear systems containing a two-position relay element and a dead-time element is given using the phase-plane concept. Equations of the switching lines for both unsymmetrical and symmetrical relay characteristics are obtained under consideration of the dead time. Expressions to evaluate the period and amplitude of the self-oscillation of the system are derived from the stable limit cycle in the phase plane. This method is developed for a second-order system with a zero in its transfer function. For such a system it is indicated with a help of an example that approximation methods as the describing function yield large errors because the low-pass condition is not satisfied. The phase-plane method will be developed for other relay characteristics.
Publisher: Taylor & Francis
Source file: Elektronische Wetenschappelijke Tijdschriften
 
 

                             Details for article 14 of 19 found articles
 
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