Low frequency DC gain is db 0 10 O 100 none of these Question 2 Low...
consider a negative unity feedback system whose feedforward transfer function is: (s) + 1/[(s+0.11(s+1)(s+10)] Braw a Bode plot of the open loop transfer function that includes an asymptotic and approximate estimate for both magnitude and phase. Answer he following questions D Question 1 5 pts Low frequency DC gain is_db 00 0 1 10 100 none of these Question 2 Low frequency DC phase lag is _ degrees 0 -90 -180 -270 -360 none of these Question 3 Asymptotic magnitude...
consider a negative unity feedback system whose feedforward transfer function is: (s) - 1/((s+0.11(s+1)(s+10) Brawa Bode plot of the open loop transfer function that includes an asymptotic and approximate estimate for both magnitude and phase. Answer he following questions Asymptotic phase lag at 1 rad/sec is _ degrees 0 -45 -90 0-135 -180 225 270 325 -360 Asymptotic phase lag at 10 rad/sec is _ degrees 0 -45 -90 0 -135 -180 -225 -270 360 none of these Asymptotic phase...
Determine DC gain and crossover frequency from the following Bode plots. Magnitude (dB) Phase (deg) -180 10-1 100 103 10 Frequency (rad/s) DC gain = 10.8, cr = 1.2 rad/s DC gain = 2.5, wc = 4.2 rad/s DC gain = 5.0 dB, -2.5 rad/s • DC gain = 1.8 dB, -2.1 rad/
8. A second order lag process has a resonant frequency, (o, of 10 rad/sec, a damping ratio of 0.1, and a steady state gain, G, of 1. Use the Bode diagram in figure given to determine the gain, m, in decibel, and the phase angle B, in degrees for the following values of the radiant frequency. Convert your decibel gain values, m, to ordinary gain values, g. (a) 0.1 rad/s, (b) 10 rad/s. 20 10 ζ-0.5 2.0 10 () ζ-20.0...
The values for y axes for the first graph on the top is the same as second graph on the bottom. Figure 1 shows the Bode diagrams for a particular system. a.) Sketch the polar diagram for this system, accurately indicating the location and numerical values for the phase and gain margins. The phase margin should be given in degrees, and the gain margin in actual units (i.e. not dB). Use arrows to indicate the di . rection of increasing...
Consider the following magnitude and phase plot of a minimum phase system. Please answer the following and explain. Consider the following magnitude and phase plot of a minimum phase system. Is this system stable or unstable? Explain your answer. Bode Diagram: Minimum-Phase Systenm 100 Gain Crossover 40 -60 80 100 90 135 -180 225 -270 -360 Phase Crossover Op Og Frequency (rad/sec) Consider the following magnitude and phase plot of a minimum phase system. Is this system stable or unstable?...
The Bode plots for a plant, G(s), used in a unity feedback system are shown in Figure P10.7. Do the following: Find the gain margin, phase margin, zero dB frequency, 180° frequency, and the closed-loop bandwidth. Use your results in Part a to estimate the damping ratio, percent overshoot, settling time, and peak time. ANSWERS GIVEN BY PROFESSOR 1. Gain margin = 20dB, Phase margin = 55 deg, Zero dB frequency = 1rad/s, 180deg frequency = 4.5rad/s, bandwidth (-7dB) closed-loop...
40 20 20 -60 -80 -100 0.1 100 10 Frequency (radis) -50 -100 -150 200 250 -300 0.1 10 100 Frequency (rad/s) Phase (degrees) 20 log M O Pictuve UShg upon Bode Plot of KGIS) Closed lop syStem's chaactentic eguation is Des)= 1+KG(S) (4) uhg Magnitude Plot, Detamine the torm of Transfer fevction from slope of HigL fretueney, Slope t low freguency, Cut-aft fefuency an Sretch the Voot -locuS t(wro Miw) 20d8 Vampng atto =1) on a seand -order System)...
Consider the system given below where K is a constant gain, Gp is the plant, and Ge is a compensator. The Bode Plots of a Gp is given below. Problem 1: Bode Diagram 20 2 40 -60 80 -100 90 135 180 a 225 270 101 10 Frequency (rad/s) 102 a. Looking at the low frequency behavior, determine its number of poles at origin. Explain. b. Looking at the high frequency behavior, determine the number of excess poles. Explain. C....
6. Quiz W/Th: Consider the system G()(s 40) (s +4) s S- (a) Fill out the table below with the information you would need to sketch the Bode plot of G(s) Break Freq (rad/s) Type (# of LHP/RHP poles/zeros) Magnitude SlopePhase Slope (deg/dec) Term (dB/dec) (b) Calculate the magnitude (in dB) at 0.1 rad/sec and phase (in degrees) at 4 rad/sec (c) Determine which of the following Bode plots is correct for G(s). For full credit, provide enough explanation to...