Gujarat Technological UniversitySummer 2026 examination

GTU 3170919 Power System Operation and Control Summer 2026 Question Paper & PDF

B.E. · Electrical Engineering · Semester 7 · Subject code 3170919
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Total
70 marks
To pass
23 marks (33%)
Duration
2.5 Hours 2:30 PM – 5:00 PM
Questions
5 with internal choice
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Q.1

14 Marks
(a)
3 marks
Give comparison between voltage stability and angle stability
(b)
4 marks

Define voltage collapse. List out the main factors which contribute the phenomena of voltage collapse.

(c)
7 marks

Enlist different types of reactive power compensation methods for heavily loaded and voltage stressed power systems. Explain static VAR compensators in detail

Q.2

14 Marks
(a)
3 marks
List main components of Automatic voltage control scheme.
(b)
4 marks

With neat schematic diagram, explain the process of selective frequency control

(c)
7 marks
Explain turbine speed governing mechanism.
(c)
7 marks

How do you obtain a relation for maximum power and line angle/line length of power line?

Q.3

14 Marks
(a)
3 marks
List out different load forecasting methods.
(b)
4 marks
Discuss Estimation of Average and Trend Terms used for load forecasting.
(c)
7 marks

Explain the concept of contingency Analysis and Derive the equations of sensitivity factors in the system.

(a)
3 marks
What is meant by free governor operation?
(b)
4 marks
List out the method for improving voltage stability
(c)
7 marks
Give flow chart for contingency selection.

Q.4

14 Marks
(a)
3 marks
What do you mean by state estimation ?
(b)
4 marks
Interpret Identification of Bad data in case of State Estimation.
(c)
7 marks
Discuss Chi-square test used in state estimation.
(a)
3 marks

What do you mean by Network Obeservability and Pseudo Measurement?

(b)
4 marks
State and explain the techniques use for data treatment.
(c)
7 marks
Explain Tracking State Estimation of Power Systems.

Q.5

14 Marks
(a)
3 marks
What is deregulation? Enlist the advantages of deregulation.
(b)
4 marks

Draw Block diagram model of load frequency control for isolated power system

(c)
7 marks
Explain Milestones of deregulation in the world.
(a)
3 marks
Explain surge impedance loading with it expression.
(b)
4 marks

Summarize nature of load forecasting based on lead time with Application.

(c)
7 marks
Discuss present scenario of power system structure in India.

More Power System Operation and Control papers

Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.

Summer 202570 marks · 5 questions

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About this paper

Official Gujarat Technological University (GTU) examination paper for Power System Operation and Control (Summer 2026, B.E. · Electrical Engineering, Sem 7). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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