Question

PROBLEM: You are now given a problem to test your knowledge of the transfer function, block reduction diagram analysis, signal flow graph, and Mason's rule. Figure 1 shows the antenna azimuth position control system. Based on Figure 1, the block diagram of the antenna azimuth position control system has been represented as shown in Figure 2. Potentiometer Desired azimuth angle input Azimuth angle output Antenna Figure 1 Antenna azimuth position control system Power amp Motor, load and gears Pots Pre amp Uj 10 ? K 150 s+150 0.16 uo ? ??? s(s+1.32) Figure 2 Block diagram of antenna azimuth control system You are required to answer ALL the following questions: 1. Find the closed-loop transfer function using block diagram reduction analysis. 2. Represent each subsystem with a signal-flow graph of the closed-loop system. 3. Use the signal-flow graph found in (b) along with Mason's rule to find the closed-loop transfer function. 4. Use the transfer function found in (a) and construct the mathematical equation and the transfer function using MATLAB software.

          PROBLEM: You are now given a problem to test your knowledge of the transfer function, block reduction diagram analysis, signal flow graph, and Mason's rule. Figure 1 shows the antenna azimuth position control system. Based on Figure 1, the block diagram of the antenna azimuth position control system has been represented as shown in Figure 2.
Potentiometer
Desired azimuth angle input
Azimuth angle output
Antenna
Figure 1 Antenna azimuth position control system
Power amp
Motor, load and gears
Pots
Pre amp
Uj
10
?
K
150
s+150
0.16
uo
? ???
s(s+1.32)
Figure 2 Block diagram of antenna azimuth control system
You are required to answer ALL the following questions:
1. Find the closed-loop transfer function using block diagram reduction analysis.
2. Represent each subsystem with a signal-flow graph of the closed-loop system.
3. Use the signal-flow graph found in (b) along with Mason's rule to find the closed-loop transfer function.
4. Use the transfer function found in (a) and construct the mathematical equation and the transfer function using MATLAB software.

PROBLEM: You are now given a problem to test your knowledge of the transfer function, block reduction diagram analysis, signal flow graph, and Mason's rule. Figure 1 shows the antenna azimuth position control system. Based on Figure 1, the block diagram of the antenna azimuth position control system has been represented as shown in Figure 2.
Potentiometer
Desired azimuth angle input
Azimuth angle output
Antenna
Figure 1 Antenna azimuth position control system
Power amp
Motor, load and gears
Pots
Pre amp
Uj
10
?
K
150
s+150
0.16
uo
? ???
s(s+1.32)
Figure 2 Block diagram of antenna azimuth control system
You are required to answer ALL the following questions:
1. Find the closed-loop transfer function using block diagram reduction analysis.
2. Represent each subsystem with a signal-flow graph of the closed-loop system.
3. Use the signal-flow graph found in (b) along with Mason's rule to find the closed-loop transfer function.
4. Use the transfer function found in (a) and construct the mathematical equation and the transfer function using MATLAB software.

Added by Derek D.

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