Prob. 3 (20 pts): A negative feedback control system shown below has the transfer function of...
PD & PID controller design Consider a unity feedback system with open loop transfer function, G(s) = 20/s(s+2)(8+4). Design a PD controller so that the closed loop has a damping ratio of 0.8 and natural frequency of oscillation as 2 rad/sec. b) 100 Consider a unity feedback system with open loop transfer function, aus. Design a PID controller, so that the phase margin of (S-1) (s + 2) (s+10) the system is 45° at a frequency of 4 rad/scc and...
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...
only b and c please 1 Consider the system whose transfer function is given by: G(S) == (2s +1)(s+3) unction is given by: G(s) - (a) Use the root-locus design methodology to design a lead compensator that will provide a closed-loop damping 5 =0.4 and a natural frequency on =9 rad/sec. The general transfer function for lead compensation is given by D(5)=K (977), p>z, 2=2 (b) Use MATLAB to plot the root locus of the feed-forward transfer function, D(s)*G(s), and...
4.35 Consider the feedback control system with the plant transfer function G(s) = (5+0.1)(5+0.5) (a) Design a proportional controller so the closed-loop system has damping of 5 = 0.707. Under what conditions on kp is the closed-loop system stable? (b) Design a PI controller so that the closed-loop system has no over- shoot. Under what conditions on (kp, kt) is the closed-loop system is stable? (©) Design a PID controller such that the settling time is less than 1.7 sec.
7. For a negative feedback control system with unit feedback gain, its open-loop 100 transfer function is G (s) Design a PID controller, so that the open s(10s) corresponding closed-loop poles are -2+jl and -5. (10 scores) 7. For a negative feedback control system with unit feedback gain, its open-loop 100 transfer function is G (s) Design a PID controller, so that the open s(10s) corresponding closed-loop poles are -2+jl and -5. (10 scores)
Consider a unity-feedback control system with a PI controller Gpr(s) and a plant G(s) in cascade. In particular, the plant transfer function is given as 2. G(s) = s+4, and the PI controller transfer function is of the forrm KI p and Ki are the proportional and integral controller gains, respectively where K Design numerical values for Kp and Ki such that the closed-loop control system has a step- response settling time T, 0.5 seconds with a damping ratio of...
show steps please 10 A second-order open-loop system with transfer function G(s) = is to be $2+45+10 controlled with unity negative feedback. (a) Derive the error transfer functions E(s) of the closed-loop system subjected to a unit step input, when using a P controller and a PI controller, respectively, in terms P control gain kp, and PI control gains kp and ki, respectively. [7] (b) Determine the steady-state errors in (a). Briefly comment on the differences in control performance by...
Prob. 5 (30 pts): You are to design a compensator for a radar antenna as shown below. Determine G. (s) so that (a)* The closed-loop system has a bandwidth of approximately 20 rad/s. (b) The closed loop system must have positive phase margin. (6) Increase the attenuation at 200 rad/sec or higher. *You can assume that the bandwidth of the closed system is equal to the gain crossover frequency of the open loop system. You may wish to use the...
The diagram below shows a cruise control system for a car. VD (s) V(s) ms 89 (a) Find the open loop transfer function. (b) Find the closed loop transfer function. (c) This is a first order system, so make its closed loop transfer function fit the form: controller gain Kp. (d) If the desired speed is 60 mph and the actual speed is 55 mph, what is the error? A boat of mass m glides through the water, experiencing viscous...
A robot force control system with unity feedback has a loop transfer function [6 7.11 Tood transfer function (6l K(s +2.5) (s2 + 2s 2) (s2 + 4s + 5) (a) Find the gain K that results in dominant roots with a damping ratio of 0.707. Sketch the root locus. (b) Find the actual percent overshoot and peak time for the gain K of part (a) A robot force control system with unity feedback has a loop transfer function [6...