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Advanced Control System

This document outlines the examination details for the Advanced Control Systems course at Jawaharlal Nehru Technological University Hyderabad, including the exam structure and topics covered. It consists of eight questions related to control systems, stability analysis, compensator design, and system controllability and observability. Students are required to answer any five questions, each carrying equal marks.

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82 views1 page

Advanced Control System

This document outlines the examination details for the Advanced Control Systems course at Jawaharlal Nehru Technological University Hyderabad, including the exam structure and topics covered. It consists of eight questions related to control systems, stability analysis, compensator design, and system controllability and observability. Students are required to answer any five questions, each carrying equal marks.

Uploaded by

Shiva Glenn
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Code No: 128AB R15

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD


B. Tech IV Year II Semester Examinations, December - 2020
ADVANCED CONTROL SYSTEMS
JN
(Electrical and Electronics Engineering)
Time: 2 hours Max. Marks: 75
Answer any Five Questions
All Questions Carry Equal Marks
TU
---

1. Consider the system,


k
G s H s 
H
.
s  0.2s  11  0.05s 
Draw the Nyquist plot and also, find the gain margin and phase margin for K = 1.[15]
U
2. Explain the design procedure of lag compensator in frequency domain. [15]
se
3. Discuss different theorems corresponding to Liapunov stability analysis. [15]

4. Determine the asymptotic stability using the second method of Liapunov for the system
d
dynamics given as
U [15]
Pa
5. Determine the kind of singularity for the following differential equation.
+3 +2y=0 [15]
pe
6. A linear second order servo is described by the equation +2ξ + C=0 where ξ=0.15,
=1 rad/sec, C(0)=1.5 and =0. Construct the phase trajectory, using the method of
rs
isoclines. [15]

7. Explain different inherent non linearities. Explain their properties. [15]


20
8. Investigate the completely controllability and observability of the system given by [15]
 x1   2 0 0  x1  0 1
 x   0 2 0  x   1 0  u1 
20
 2   2   u 
 x3  0 3 1   x3  0 1   2 

 x1 
 y1  1 0 0   
 y   0 1 0   x2 
 2   x 
 3

---ooOoo---

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