Internal Combustion Engines
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Follow on Instagram for UpdatesInternal Combustion Engines Syllabus — Unit-wise Content
The official GTU curriculum for Internal Combustion Engines (subject code 2161902) as prescribed for Mechanical Engineering · Semester 6 divides the course into 4 units, covering 30 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (2161902)Unit 1 Introduction
- Basic components and terminology of IC engines
- working of four stroke/two stroke - petrol/diesel engine
- classification and application of IC engines
- engine performance and emission parameters
Unit 2 Fuel Air Cycles and Actual Cycles
- Assumptions for fuel–air cycles
- Reasons for variation of specific heats of gases
- change of internal energy and enthalpy during a process with variable specific heats
- isentropic expansion with variable specific heats
- effect of variable specific heats on Otto
- Diesel and Dual cycle
- comparison of air standard and fuel air cycles
- effect of operating variables
- comparison of air standard and actual cycles
- effect of time loss
- heat loss and exhaust loss in Petrol and Diesel engines
- valve and port timing diagrams
Unit 3 Combustion
- Combustion equations
- stoichiometric air fuel ratio
- enthalpy of formation
- adiabatic flame temperature
- determination of calorific values of fuels – calorimeter*- Bomb and Junkers gas calorimeter
Unit 4 Fuels and its supply system for SI and CI engine
- Important qualities of IC engine fuels
- rating of fuels
- mixture requirement for different loads and speeds
- simple carburetor and its working
- types of carburetors
- types of injection systems in CI engine
- fuel pumps and injectors
- types of nozzles
- spray formation
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