Q3: A unity feedback control system is characterized by the open loop transfer function G(s)= k(S+13) (S+3)(s+7)s using the Routh Criterion a) Calculate the range of values of k for the system to be stable, b) What is the marginal value of k for stability ? Determine the frequency of oscillations if any. c) Check if for k=1, all the roots of the characteristic equation of the above system have the damping factor greater than 0.5.

Q3: A unity feedback control system is characterized by the open loop transfer function G(s)= k(S+13) (S+3)(s+7)s using the Routh Criterion a) Calculate the range of values of k for the system to be stable, b) What is the marginal value of k for stability ? Determine the frequency of oscillations if any. c) Check if for k=1, all the roots of the characteristic equation of the above system have the damping factor greater than 0.5.

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

Chapter12: Power System Controls

Section: Chapter Questions

Problem 12.3P

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