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Sathyabama Institute of Science and Technology B.E. - Mechanical Engineering Part Time SMEA3002 Advanced Internal Combustion Engines Syllabus

SATHYABAMA INSTITUTE OF SCIENCE AND TECHNOLOGY SCHOOL OF MECHANICAL ENGINEERING

SMEA3002 ADVANCED INTERNAL COMBUSTION ENGINES
L T P Credits Total Marks
3 0 0 3 100

UNIT 1 INTRODUCTION TO I.C ENGINES 9 Hrs.
Classification of IC engines - based on fuel, working cycle, method of fuel supply - Ignition and Governing - Scavenging of
two stroke engines. Fuel – air cycles & actual air cycles and their analysis.Combustion of fuels-Rating of fuels – composition
of petrol and diesel fuels - importance Of valve and port timing diagrams.

UNIT 2 SPARK IGNITION ENGINES 9 Hrs.
Carburetion-mixture strength requirements. Simple carburetor -limitations, compensating arrangements. Gasoline injection
systems.Flame speed-effect of turbulence and other parameters. Combustion in SI Engines-Combustion Chambers, Factors
controlling combustion chamber design, stages of combustion, Fuel requirements, knock ratings - Auto ignition and Pre
ignition.

UNIT 3 COMPRESSION IGNITION ENGINES 9 Hrs.
Diesel Fuel injection system, MPFI&CRDI, Function of components, jerk type pump, Distributor pump. Mechanical and
pneumatic Governor, Fuel injector, Types of nozzle, importance of swirl, squish, Turbulence air motion, Combustion in CI
Engines-Stages of combustion, Combustion Chambers, Factors controlling combustion chamber design, Factors affecting
ignition delay, knock in CI Engines, variables affecting knocking.

UNIT 4 ENGINE EMISSIONS 9 Hrs.
Pollutant – Sources – Formation of Carbon Monoxide, Unburnt hydrocarbon, Oxides of Nitrogen, Smoke and Particulate
matter – Methods of controlling Emissions – Catalytic converters, Selective Catalytic Reduction and Particulate Traps –
Methods of measurement – EURO and BHARAT emission norms.

UNIT 5 MODERN DEVELOPMENTS AND ALTERNATE FUELS 9 Hrs.
Modern developments - Wankel engine. Stratified charge engine. Dual-fuel engines. HCCI concept. Alternate Fuels For IC
Engines - Need for use of alternate fuels - Use of alcohol fuels – Biodiesel - Biogas and Hydrogen in engines.

COURSE OUTCOMES
On completion of the course, student will be able to
CO1 - Understand working and performance of IC Engines through thermodynamic cycles.
CO2 - Understand combustion phenomena in SI engines.
CO3 - Understand combustion phenomena CI engines and factors influencing combustion chamber design.
CO4 - Outline emission formation mechanism of IC engines, its effects and the legislation standards.
CO5 - Understand the working principles of instrumentation used for engine performance and emission parameters.
CO6 - Understand the latest developments in IC Engines and alternate fuels.

TEXT/REFERENCE BOOKS
1. Ganesan,V., Internal Combustion Engines, McGraw Hill, 4th edition, 2012.
2. Mathur, M.L., and Sharma, R.P., A Course in Internal Combustion Engines, Dhanpat Rai and Sons, 2014.
3. John Heywood, Internal Combustion Engine Fundamentals, McGraw Hill, 2011.
4. Ramalingam. K.K., "Internal Combustion Engine Fundamentals", Scitech Publications, 2011.
5. R.K. Rajput, A textbook of Internal Combustion Engines, Laxmi Publications, 3rd edition, 2016.

END SEMESTER EXAMINATION QUESTION PAPER PATTERN
Max. Marks: 100 Exam Duration: 3 Hrs.
PART A: 10 Questions of 2 marks each – No choice 20 Marks
PART B: 2 Questions from each unit of internal choice, each carrying 16 marks 80 Marks