Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN: 9781305632134
Author: J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher: Cengage Learning
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For the below unity feedback system shown in figure a, ?(?) is added (as shown in figure b) to make an error at the steady-state to be zero, if you know that the input ?(?) is aa- Unit step b- Unit ramp c- Unit-parabolicEvaluate ?(?) which perform the mentioned function?
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(a) Determine the location(s) of the (finite) open-loop zero(s). open-loop zero(s) at s = ?
(b) Determine the location(s) of the open-loop pole(s). open-loop pole(s) at s = ?
Below are the Nyquist diagrams drawn for the Nyquist path covering the left half s plane of the open loop control system given by P. Examine the stability of systems using the Nyquist stability condition.
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