Gujarat Technological UniversitySummer 2026 examination

GTU 3160916 Energy Conservation Summer 2026 Question Paper & PDF

B.E. · Electrical Engineering · Semester 6 · Subject code 3160916
Download official PDFView PDF here
Share with your class
Total
70 marks
To pass
23 marks (33%)
Duration
2.5 Hours 10:30 AM – 1:00 PM
Questions
5 with internal choice
No solutions on this paper yetNeed them for your exam? Ask once. Papers that students ask for are solved first, and we aim to add them within 24 hours.

Q.1

14 Marks
(a)
3 marks
Explain requirements of energy audit in different sectors.
(b)
4 marks

Why was energy conservation act framed? Explain the term “designated consumers” and “BEE ” with respect to it.

(c)
7 marks

Explain various instruments used for performing energy audit and monitoring of energy saving.

Q.2

14 Marks
(a)
3 marks

Explain methods to reduce eddy current losses and copper losses in transformer.

(b)
4 marks
Explain causes of high transmission and distribution losses.
(c)
7 marks

Explain effects of reduced power factor on electrical power system.

(c)
7 marks

Explain opportunities of energy conservation while using electric motors.

Q.3

14 Marks
(a)
3 marks
State and explain factors affecting the heat losses in boiler.
(b)
4 marks

Explain impact of renewable energy on energy audit recommendations.

(c)
7 marks

Explain energy conservation using energy efficient lighting sources.

(a)
3 marks

Explain loss of steam energy in a piping network and methods to reduce it.

(b)
4 marks
Explain energy management strategies.
(c)
7 marks
Write a technical note on: Soft starters.

Q.4

14 Marks
(a)
3 marks
List factors affecting furnace performance.
(b)
4 marks
What is waste heat recovery system? Explain its applications.
(c)
7 marks
Discuss determination of Economic Thickness of Insulation (ETI).
(a)
3 marks
Explain need and principal of co-generation.
(b)
4 marks
Explain energy conservation opportunities at generating stations.
(c)
7 marks
Explain direct method for finding thermal efficiency of furnace.

Q.5

14 Marks
(a)
3 marks

List and explain main areas for improving the energy efficiency of cooling tower.

(b)
4 marks
Explain any 4 ways in which air compressors can be classified.
(c)
7 marks

Explain energy conservation opportunities in thermal utility like pump.

(a)
3 marks
Explain performance assessment of blowers.
(b)
4 marks
Explain parallel operation of pumps.
(c)
7 marks
Explain energy saving opportunities in air compressors.

Other Semester 6 subjects

BE Electrical

3160914
Microprocessors and Microcontrollers
3160915
Electrical Measurement and Measuring Instruments
3160917
Wind And Solar Energy
3160918
Element of Electrical Design

Preparing with friends?

Send this paper to your class group. Every question has its own link.

About this paper

Official Gujarat Technological University (GTU) examination paper for Energy Conservation (Summer 2026, B.E. · Electrical Engineering, Sem 6). 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.

Download official PDF All Energy Conservation Papers (1) →Report a typo or correction
ViewDownload PDF