Q2. (a)Figure Q2(a) shows the block diagram of a system network. Determine the (7 marks) closed-loop...
Q2. Fig Q2 shows the block diagram of an unstable system with transfer function G(s) - under the control of a lead compensator (a) Using the Routh's stability criterion, determine the conditions on k and a so that the closed-loop system is stable, and sketch the region on the (k, a)- plane where the conditions are satisfied. Hence, determine the minimum value of k for the lead compensator to be a feasible stabilizing controller. (10 marks) (b) Suppose α-2. Given...
PROBLEMS B-2-1. Simplify the block diagram shown in Figure 2-29 and obtain the closed-loop transfer function C(s)/RS). B-2-2. Simplify the block diagram shown in Figure 2-30 and obtain the closed-loop transfer function C(s)/R(s). B-2-3. Simplify the block diagram shown in Figure 2-31 and obtain the closed-loop transfer function C(s)/R(S). G1 R(S) CS) Figure 2-29 Block diagram of a system. Figure 2-30 Block diagram of a system. Figure 2-31 Block diagram of a system.
Q2 (a) Consider the control system shown in Figure Q1 (a). Obtain the closed-loop transfer function of this system and by using MATLAB obtain the unit step response of this closed loop system - R(S) c(s) 36+1) (s + 1) Figure Q2 (a) (b) A sampler and a zero-order hold element were inserted into the system in Figure Q1(a) as shown in Figure Q1(b). Obtain the closed-loop pulse transfer function of this system and by using MATLAB or otherwise, obtain...
1. Simplify the block diagram shown in the figure below. Then, obtain the closed-loop transfer function C(s) /R(s). Hi R(s) G1 Gix 1 C(s) H2 H3
C(8) for the system shown in Figure 1. R(S Find the equivalent transfer function, Geg (s) 1 Cix) Figure 1. Block diagram 2s+1 s(5s+6Ge(s) = and Figure 2 shows a closed-loop transfer function, where G(s) 2. proper H(s) K+s. Find the overall closed-loop transfer function and express is as rational function. C(s) Ea (s) Controller R(s) +/ Plant G(s) Ge (s) Feedback H(s) Figure 2. Closed loop transfer function Construct the actuation Error Transfer Function associated with the system shown...
Question 3 a) Reduce the block diagram in Figure 3 to a single block with the overall tra (10 marks) function. H2(s) Figure 3: A block diagram comprising multiple subsystems and controllers b) For the system in Figure 4, assume that the plant has the following transfer function: If the controller in Figure 4 is proportional-only, determine the following: (2 marks) i) The system type. i) The steady-state error, es, if the reference signal, R(s) is a unit step input....
Problem 2. (40 points) The following figure shows the block diagram of a feedback closed loop control system. Ysp(s) - Es) | U(s) Y(s) S +5 1 Ge(s) Q"46:0) " ** 52_1 (a) Find the range of controller settings that yield stable closed-loop system for: (i) A proportional-only (P) controller. (ii) A proportional-integral (PI) controller. (b) For the PI control, modify the block diagram to eliminate proportional kick.
Q2. The figure shows a hydraulic control system (Fluid system). 9. Equations of Tank: qi(t) = Pi +Vx(t), qi(t) = Ah' (t) + 4o(t) , 4o(t) = n(t)/R Given: ico) = 10 C, R, = 3 ses A = 2 m3 , Vx(t) = -K;h(t) sec ! c) yss a). Block diagram (close loop) d) ts (tolerance 2%). b) Find the transfer function e) Error steady state ess Qi(s) f) yo
2. Determine the closed-loop transfer function Y (using Signal Flow Graphs or Block U(s) Diagram Transformations) for the system shown in Figure 2 U(s) Y (s) 0 do
4 (a) Based on the block diagram for a control system (Figure Q4(a) below) determine the transfer function between the error and the set point, E(s)/R(s) (8 marks) R(s)+ c(p) m(s) Figure Q4(a) Figure Q4(b) below shows two different control strategies for a continuous stirred tank reactor (CSTR). The reaction A → B is exothermic and the heat generated is removed by the coolant flowing through the jacket. It is assumed the flowrate of the reactor feed is fixed. Two...