K
Given the unity feedback system shown below with G(s) = (s+2)(s+4)(s+6)(s+8)
R(s) +
E(s)
C(s)
G(s)
Find the transfer function of a lag-lead compensator that will yield a settling time 0.5 second shorter than
that of the uncompensated system, with a damping ratio of 0.5, and improve the steady-state error by a factor
of 30. The compensator zero is at '-5'. Also, find the compensated system's gain. Justify the second-order
approximations and verify the design through MATLAB simulation.
NOTE:
Use MATLAB to find the dominant poles for the uncompensated system.
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