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Q3. Consider a single loop unity feedback control system of the open loop transfer function (a) Find the range of values of t(c) The transfer function of a plant is: 10 (s+5) Design a PI controller to achieve a unity feedback transfer system with nat

Q3. Consider a single loop unity feedback control system of the open loop transfer function (a) Find the range of values of the gain K and the parameter p so that: (i) The overshoot is less than 10%. (ii)The settling time is less than 4 seconds Note: , 4.6 M. = exp CO 40% (b)What are the three elements in a PID controller? Considering each in turn, explain the main ways in which varying the parameters affects the closed-loop system behaviour? 20%
(c) The transfer function of a plant is: 10 (s+5) Design a PI controller to achieve a unity feedback transfer system with natural frequency of 10 rad/sec and damping ratio of 0.5. What effect does the zero of the closed-loop system have on the step response? 40%
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au s(s+f) closed loop sK_ SSPtk Sub i bo 00スto 3 612 3.6 ト2.30 = 1061 3:61 k-1.325ニCOL tional Conhallo L0 R[S) oens RS)OOP C(S) U) So Stuble teady stde response improveemn Sts 10

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