For each transfer function G(s) below, find the polar representation for G(jo), given by M (a)ejp...
QUESTION 1 Given the transfer function for a control system: 10 G(s) (1 + s)(0.5s + 1) 1.1 Determine the polar representation: Magnitude (gain) and Phase (polar form), as a function of angular frequency w. Show steps. (6) 1.2 Make use of the table below and determine the Magnitude, Magnitude (in dB) and phase for the indicated frequencies. (rad/sec) G(jw)- Magnitude Gain [dB] = 20 log10 Magnitude Phase [degrees] 0.5 5 50
2. Consider the given C-R filter. a. (4) Determine the transfer function H(jo) in terms of R, C and o. b. (3) Express the transfer function in polar form i.e. find the magnitude and phase expressions. c. (3) Calculate the half-power or cut-off frequency of this filter in rad/s for R = 250 2 and C= 15 nF. d. (4) Plot the magnitude response H(jo) using linear scale. Label both axes. Label maxima, minima, and cut-off frequency points numerically on...
Consider the transfer function of a DC motor given by G(s) = 1 / s(s+2) 3. Consider the transfer function of a DC motor given by 1 G(s) s (s2) The objective of this question is to consider the problem of control design for this DC motor, with the feedback control architecture shown in the figure below d(t r(t) e(t) e(t) C(s) G(s) Figure 4: A feedback control system (a) Find the magnitude and the phase of the frequency response...
Problem 4: (30) From the given Bode magnitude diagram, (a) Construct the transfer function G(s). 1), find the steady-state response y (b) If input utos(0.l ) The slope of 20logolG jo) at ω < 0.-the slope of 2010giolG jo) at 0.1 < ω < I The slope of 201°golG jo) at ω > 4000-the slope of 2010giolGUo) at 400 < ω < 4000 20log1G(jo) -40 60 80 10 10' 4 10 40 10 400 10 4000 10 w(rad/sec) Problem 4:...
find Consider the Transfer Function Shown Below: G(S) = (s +2) s(s + 3)(s + 5)2 a. Plot the magnitude and phase plots for each element of the above transfer function. (1 b. Plot the Bode magnitude and phase plots of the system in the given logarithmic paper. Use the plotted Bode plots to estimate the gain and phase margins of the system. (10 P d. Is the system stable or not? Explain why? (5 Pts) C.
1. A unity feedback system has open-loop transfer function given by an 100 G(s)s2)(s +4) a. Use analytical techniques (i.e. without using any plots) to estimate the closed-loop: i. Resonant frequency, w (8 marks) ii. Resonance peak, Mp (in decibels) (2 marks) i. Phase at w = 3rad/s (2 marks) b. Obtain a table for the response of the open-loop transfer function for a set S of frequency values, where S {1.5,3,5,7, 10, 15, 20} rad/s (8 marks) Hence draw...
the voltage transfer function Avi) Vo(s)/Vin(s) (s-plane representation) for your selected circuit. What is the frequency response for this circuit (both magnitude and phase)? What is the corner frequency in Hz and rad/sec? What kind of filter is this? (2+2+1+1) points 1 Vi ?.
1. A unity feedback system has open-loop transfer function given by an 100 G(s)s2)(s +4) a. Use analytical techniques (i.e. without using any plots) to estimate the closed-loop: i. Resonant frequency, w (8 marks) ii. Resonance peak, Mp (in decibels) (2 marks) i. Phase at w = 3rad/s (2 marks) b. Obtain a table for the response of the open-loop transfer function for a set S of frequency values, where S {1.5,3,5,7, 10, 15, 20} rad/s (8 marks) Hence draw...
Find the transfer function H(jω) for the circuit above as a function of jω. (Leave R and L as variables). Assume V R to be the output and V S to be the input. С L RVR(t) vs (t) A. Find the transfer function H(jo) for the circuit above as a function of jaw. (Leave R and L as variables). Assume V to be the output and V to be the input. S R B. Find the Magnitude and Phase...
For all problems -given a transfer function G(s) sketch the magnitude and phase characteristics in the logarithmic scale (i.e. Bode-plots) of the system using the following rules-of-thumb: i. "Normalize" the G(s) by extracting poles/zeros, substituting s-jw and writing the TF using DC-gain KO and time-constants i. Arange break-points (poles, zeros or on for complex-conjugate poles) in ascending order ii Based on the term Ko(ju)Fk, determine: initial slope of the magnitude-response asymptote for low frequencies as F k 20 dB/dec (e.g....