Consider the root locus of a unity feedback system that has the open loop transfer function shown below. Find the break point. K(s+1) ² 53 HG(s).=
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- Hononta (Vj Ais M QUESTION (1) pressure signal from a force transducer is given as under. Analyze it in terms of harmonics, amplitude, circular frequency, cyclic frequency, time period and phase. A. P=15 sin(20m + +12 sin(40t-)+10sin(60t +)+8sin(100zt +")+5sin(140nt -"). +3sin(180) Pa %3DA feedback system root locus graph shown in figure below. On the edge of stability, K= Root Locus 15 12 6. -9 -12 -15 -17 -15.3-13.6-11.9-10.2 -8.5 -6.8 -5.1-3.4 -1.7 0 1.7 3.4 5.1 6.8 8.5 10 Real Axis (seconds") Imaginary Axis (seconds)write forward paths and feedback paths.
- Perform transient circuit simulation for an RC (R=1k, C=1uF) circuit shown in Figure 12 to determine the corresponding output voltage (and current) vs a unit step response input signal. RQUESTION 17 Consider again the control system illustrated in Figure Q16a and Figure Q16b. Assume that C(s)=10. What is the phase margin of the loop transfer function? Express your answer in degrees, but do not type any units, and round to the closest multiple of 15 degreesQUESTION4 Consider the feedback system in the figure with G(s) Using the Ziegler-Nichols Oscillation Method. %3D (s+1)(s+3)(s+10) for an ideal PID controller C(s) - K, ++ Kps determine the gains K K, and K. Choose the closest set of gains. C(s) G(s) OK, - 18, K, = 12.81, K, = 6.32 O Kp = 4.80, K, = 2.65, Kp = 2.18 O Kp - 47.52, K, = 85.57, K, - 12.60 %3D O K, - 68.64, K, = 143.27, Kp = 8.22
- For a lead compensator whose zero is (-2,0) is used in a feedback control system to provide a phase lead of 45 .for desired pole location (S1=-2+3.3j), that represents the design specifications, this compensators pole is atA signal generator having a source resistance of 50 2 is set to generate a 1 kHz sinewave. Open circuit terminal voltage is 10 V peak-to-peak. Connecting a capacitor. across the terminals reduces the voltage to 8 V peak-to-peak. The value of this capacitor is -HF. (Round off to 2 decimal places).QUESTION 1 A unity feedback system has open loop transfer function shown below. Find K1 so that the damping ratio = 0.4 and the peak time t,=2 seconds. Here the peak time tp = wa K1 s+ KzK2) HG(s) =
- A unity feedback system has a forward path transfer function G(s)=16/(s2+8s). Find the value of delat time , rise time, percentage overshoot, peak time and settling time.When the unit step function is applied to the system input given below, the output response is as in figure-b.is happening. K and a seen in the open loop transfer function are constant numbers. Calculate the settling time of the system.Chose True or False * True False If a system is subjected to step input, the type of static error coefficient performs the function of controlling steady state error is position. If a type 1 system is subjected to parabolic input, the value of steady state error will be zero . The elements of rotational motion are the Mass, Spring, Friction. the notation represents the feedback path in closed loop system is c(t). The output signal is fed back at the input side from the Summing point. In an integral controller the output is proportional to integral of input. Two loops are said to be non- touching only if no common Branch exists between them. In block diagram representation, the lines connecting the blocks, known as branches. Order of the system can be determined from the e forward path transfer function of the system. A system with transfer function 1/Ts+1, subjected to a unit step input to reach 63.2% of final value, The value of t is T/2.