ME-503 (C) RGPV B.Tech
Alternate Automotive Fuels & Emissions (AAFE)
The official syllabus is free to read, no account needed.
Syllabus, notes and important questions for ME-503 (C)
- Syllabus Official RGPV syllabus Free
- Important Questions 3 sets of questions Free
- Notes 5 documents Free
- Previous Year Papers None for ME-503 (C) yet
Syllabus units
Topics as the official RGPV syllabus lists them.
Unit 1 Introduction Automobile Fuels 5 topics
- Classification of automobile alternative fuels (liquid, gaseous, hydrogen, LPG, CNG, biogas, etc.)
- Desirable characteristics of SI & CI engine alternative fuels
- Rating of SI & CI engine fuels
- Introduction to alternate energy sources (EV, hybrid, fuel cell, solar cars)
- Merits and demerits of various alternate fuels
Unit 2 Liquid alternative fuels 8 topics
- Vegetable oils as liquid alternative fuels for automobile engines
- Esterification processes for vegetable oils
- Performance and emission characteristics of vegetable‑oil fuels
- Biodiesel properties and characteristics
- Alcohols as liquid alternative fuels
- Properties of alcohols as engine fuel
- Alcohol–gasoline blends and their performance in automobile engines
- Methanol–gasoline blends
Unit 3 Gaseous Fuels 9 topics
- Introduction to biogas systems and gas‑formation process
- Factors affecting biogas formation
- Use of biogas in SI and CI engines
- Properties of natural gas as engine fuel
- Properties of hydrogen gas as engine fuel
- Properties of LPG and CNG as engine fuels
- Storage and handling of gaseous fuels
- Performance and safety aspects of gaseous fuels
- Fuel‑metering systems for gaseous fuels
Unit 4 Automobile emissions 11 topics
- Types of automobile emissions
- Emission characteristics and formation mechanisms
- Mechanism of HC, CO and NO formation in SI engines
- Exhaust emissions and influencing factors
- Evaporative emissions
- Crankcase emissions
- Lead emissions
- Smoke formation in CI engines and influencing factors
- Unburned hydrocarbons, carbon monoxide, nitrogen oxides in CI engines
- Smog formation
- Comparison of diesel and petrol emissions
Unit 5 Emissions Norms & Measurement 6 topics
- Emission norms according to Bharat Standard up to BS‑IV
- Procedures for emission confirmation in production
- Environmental impacts of automobile emissions
- Types of catalytic converters
- Measurement techniques for emissions (NDIR, FID, chemiluminescent analyzers, gas chromatography, smoke meters)
- Emission standards and test procedures
Exam insights
Counted from 4 past ME-503 (C) papers.
Marks asked per paper, by unit
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Unit 1 Introduction Automobile Fuels 5 marks
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Unit 2 Liquid alternative fuels 0 marks
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Unit 3 Gaseous Fuels 14 marks
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Unit 4 Automobile emissions 7 marks
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Unit 5 Emissions Norms & Measurement 7 marks
Average marks of the questions from each unit in one paper. You answer only some of them, so the total is more than the paper’s maximum.
Asked again and again
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Explain the mechanisms of formation of HC, CO and NOx in SI engines.
Asked 3 times: 2025, 2023, 2022
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Discuss the advantages and disadvantages of biodiesel as an alternative fuel.
Asked 2 times: 2025, 2023
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State the emission norms up to BS‑IV and their significance.
Asked 2 times: 2025, 2023