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Define flash point and fire point and explain the significance of both. .
Discuss in detail about the scenario of coal reservoirs in India. Also, state the consumption pattern of coal in India
Describe devolatilisation of coal at different temperature range. Also Discuss the composition of volatile matter.
Enlist the different theories behind the coal forming process. Describe anyone in detail.
Describe briefly MTG process. List out the advantages of ebulated bed reactor over the fixed bed reactor
Describe in brief the Float and Sink test for coal washing with neat sketch.
Describe fluid catalytic cracking process in detail. Discuss the recent development in the catalysts for this process.
Define. Biogas. Enlist the various steps involved in the biogas production.
Define bio-fuel. Describe in detail about the production processes and technologies available for ethanol production.
Explain turn down ratio of burner. State the various types of gas burner with their application.
Define producer gas. Discuss the different reactions involved in the production of producer gas.
A coal sample on analyzing by weight gave carbon 85%, hydrogen 6%, oxygen 6% and remaining are incombustible gases. Determine minimum weight of air required per kg of coal for chemically correct composition.
An ultimate analysis of gasoline sample gave carbon 85%, hydrogen 15%. Calculate the ratio of air to gasoline consumption by weight if the volumetric analysis of the dry exhaust gas is CO2 = 11.5%; CO = 1.2%; O2 = 0.9%; and N2 = 86%. Also, determine the % of excess air required for complete combustion.
Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.
BE Chemical
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Official Gujarat Technological University (GTU) examination paper for Fuels and Combustion (Summer 2023, 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.
3150509 Fuels and Combustion
Official GTU PDF · Summer 2023
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