Q.1
14 Marks(a)
Describe the use of non-conventional energy resources in the chemical industries.
(b)
Elaborate on the terms Renewable and Non-renewable Energy
(c)
Classify different types of solar collectors and explain any one in detail.
Gujarat Technological UniversitySummer 2025 examination
GTU 3150507 Energy Technology Summer 2025 Question Paper & PDF
B.E. · Chemical Engineering · Semester 5 · Subject code 3150507
- 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.2
14 Marks(a)
List major constituents of LPG and Natural gas.
(b)
Explain the 3 T’s of combustion.
(c)
Classify commercial waste heat recovery devices (WHRD) and Explain any one commercial waste heat recovery device.
OR
(c)
Explain the proximate and ultimate analysis of coal in detail.
Q.3
14 Marks(a)
Define :
i)Solar constant
ii)Beam radiation
iii)Diffuse radiation
(b)
Explain in brief about Solar pumping.
(c)
Explain various solar energy storage systems.
OR
(a)
List various domestic and industrial applications of solar energy.
(b)
Explain in brief about Solar distillation.
(c)
Describe the principle of solar photovoltaic conversion and application.
Q.4
14 Marks(a)
List contributing factors that affect biogas generation.
(b)
Explain Combustion of biomass.
(c)
Describe Ion exchange membrane cell with neat diagram.
OR
(a)
Classify fuel cells.
(b)
Differentiate fuel cell and battery.
(c)
List out the classification of biogas plants and explain the working of anyone with a neat sketch.
Q.5
14 Marks(a)
Compare Horizontal axis wind turbine and vertical axis wind turbine.
(b)
Describe the main considerations in selecting a site for wind generators.
(c)
Describe with a neat sketch the working of a wind energy system with main components.
OR
(a)
Classify various types of rotor used in the wind turbine.
(b)
Classify biogas plants based on process and design.
(c)
Describe the basic working principle of a wind energy conversion system.
More Energy Technology papers
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Other Semester 5 subjects
BE Chemical
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About this paper
Official Gujarat Technological University (GTU) examination paper for Energy Technology (Summer 2025, B.E. · Chemical Engineering, Sem 5). 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.