Answered: Ex. 329. Determine the values of K for…

Ex. 329. Determine the values of K for a marginally stable closed-loop system. + G1=2/ (s+21), --->0--->G1|---> G2 |-+-> G2=K/ ( (s+1)^2) Consider positive and negative K. Answers: Kmin, Kmax ans:2

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter6: Power Flows

Section: Chapter Questions

Problem 6.27P

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Question

Ex. 329. Determine the values of K for a marginally
stable closed-loop system.
+
G1=2/ (s+21),
--->0---> G1---> G2 -+->
G2=K/ ( (s+1)^2)
Consider positive and
negative K.
Answers: Kmin, Kmax
ans:2

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