B.TechSemester 72022-23Power System Dynamics And ControlKEE076

Power System Dynamics And Control (KEE076) - AKTU Question Paper 2022-23

B.Tech · Semester 7 · Free PDF Download

This is the official AKTU Power System Dynamics And Control Previous Year Question Paper for B.Tech Semester 7, academic session 2022-23. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech

Semester:Semester 7

Session:2022-23

University:AKTU / UPTU

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Questions Asked in 2022-23

Power System Dynamics And Control (KEE076) — complete question paper

Section AAttempt all questions in brief. 2 x 10 = 20

a
What is the purpose of using da mper windings in synchronous machines?
b
Give the difference between tra nsient and steady state stability
c
What quantities we can transform using Park’s transformations?
d
What are the benefits of per unit quantities over actual values?
e
What is critical clearing angle?
f
What is short circuit ratio of alternator?
g
Discuss the applications of RH c riteria for power system stability
h
What is damping torque how it is produced? (i) Discuss the functi on of washout circuit. (j) What do you mean by power system stabilizers?

Section BAttempt any three of the following: 10 x 3= 30

a
Discuss in detail various states of operation for power system security
b
What are the various factors that must be kept in mind while se lecting base for converting actual values in PU values for stator and rotor?
c
Derive the expression for power transmitted by a generator havi ng reactance Xg connected to an infinite bus bus bar through a parallel transmi ssion line having reactance Xt (for each line) when one line gets fault and removed from service
d
Discuss the application of Routh-Hurwitz criterion for steady state stability to by the coefficients of the characteristic equation
e
Give the block diagram of power system stabilizer with speed in put and explain all the components in detail

Section CAttempt any one part of the following: 10 x 1= 10

a
What do you mean by critical cle aring time, derive the expression for it?
b
With the help of swing equation define equal area criteria
a
What is Park's Transformation? T ransform stator voltage equations using it
b
Draw the d-axis and q-axis equi valent circuit of synchronous m achine also mention all the parameters
a
What do you mean by synchronizing power? Derive the expression f o r synchronizing power for salient pole synchronous generator
b
Consider the system shown in figure. The reactance of each lin e section is 0.8 and is compensated 50% by using series capacitors. Following a Fault i n one of the sections, it is tripped. Neglecting the effect of the fault, co mpute the transient stability limit (i) If the switch S remains closed. (ii) If the switch S is opened as soon as the line is tripped
a
How steady state stability can b e improved by using SVC. Deriv e the expression for power when SVC is used in the middle of transmission line
b
What is the need of Automatic V oltage Regulator? Explain the v arious functions of AVR
a
With the help of block diagram explain components of washout c ircuit in detail
b
What are the basic concepts in applying Power System Stabilize rs? Explain the objectives of PSS for various system configurations

Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

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