8/11/2019 CS S6 EEE III Series

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B.TECH DEGREE THIRD SERIES EXAMINATION, MAY 2013

Sixth Semester

Branch-Electrical and Electronics Engineering

EE 010 603CONTROL SYSTEMS (EE)

Time : Two Hours Maximum : 50 Marks

Answer allquestions

Part A

Each question carries 3 marks

1. Briefly explain about compensators.

2.

Briefly explain about the concept of state space technique.3. What do you mean by state transition matrix? Explain its properties.

4. Compare Lag, Lead and Lag-Lead compensators.

5. Realize Lag, Lead and Lag-Lead compensators using opamps?

(5 X 3 = 15 Marks)

Part B

Each question carries 5 marks

6. Obtain the state model of the system 5(d3y/dt3) + 3(d2y/dt2) +7(dy/dt) + 6y = 3x.

7. How to obtain the Bush form of a differential equation? Explain

8. Draw the state space diagram of 7(d2y/dt

2) + 2(dy/dt) - 4y = 2x.

(3 X 5 = 15 Marks)

Part C

Each question carries 10 marks

9.

Consider a unity feedback system with OLTF, G(s) = K/(s(s+8)). Design a lead compensator so that it should

meet the following specifications (i) Percentage peak overshoot = 9.5% (ii) Natural frequency of

oscillation, wn= 12 rad/sec (iii) Velocity error constant, Kv >= 10

10. How to obtain the canonical state space form of a differential equation? Explain Jordan canonical form.

(2 X 10 = 20 Marks)

B.TECH DEGREE THIRD SERIES EXAMINATION, MAY 2013

Sixth Semester

Branch-Electrical and Electronics Engineering

EE 010 603

CONTROL SYSTEMS (EE)

Time : Two Hours Maximum : 50 Marks

Answer allquestions

Part A

Each question carries 3 marks

1. Briefly explain about compensators.

2. Briefly explain about the concept of state space technique.

3. What do you mean by state transition matrix? Explain its properties.

4. Compare Lag, Lead and Lag-Lead compensators.

5. Realize Lag, Lead and Lag-Lead compensators using opamps?

(5 X 3 = 15 Marks)

Part B

Each question carries 5 marks6. Obtain the state model of the system 5(d

3y/dt

3) + 3(d

2y/dt

2) +7(dy/dt) + 6y = 3x.

7. How to obtain the Bush form of a differential equation? Explain

8. Draw the state space diagram of 7(d2y/dt2) + 2(dy/dt) - 4y = 2x.

(3 X 5 = 15 Marks)

Part C

Each question carries 10 marks

9. Consider a unity feedback system with OLTF, G(s) = K/(s(s+8)). Design a lead compensator so that it should

meet the following specifications (i) Percentage peak overshoot = 9.5% (ii) Natural frequency of

oscillation, wn= 12 rad/sec (iii) Velocity error constant, Kv >= 10

10. How to obtain the canonical state space form of a differential equation? Explain Jordan canonical form.

(2 X 10 = 20 Marks)