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University of Mumbai Semester 6 (TE Third Year) Internal Combustion Engines Revised Syllabus
University of Mumbai Semester 6 (TE Third Year) Internal Combustion Engines and their Unit wise marks distribution
Units and Topics
Syllabus
100 Module 1
101 Introduction
- Heat engines; Internal and external combustion engines;
- Classification of I.C. Engines;
- Cycle of operations in four strokes and two-stroke IC engines and their comparative study;
- Scavenging and scavenging blowers,
- Air standard cycles and Fuel air cycles,
- Variable specific heat and its effects, Dissociation and other losses,
- Actual cycles,
- Deviation of actual engine cycle from ideal cycle
200 Module 2
201 Spark Ignition Engines Carburators and Fuel Injection System in S I Engines
- Carburators and fuel injection system in S I Engines :
- Theory of carburetion, Simple carburetor,
- Essential parts of modern carburetor,
- Types of carburators,
- Types of fuel injection systems in S I engines,
- Continuous injection system,
- Timed injection system,
- Electronic FuelInjection systems (EFIs),
- Advantages and disadvantages of SI engine fuel injection system
202 Ignition Systems
- Spark Plug and its requirements, Battery, Magneto, Electronic ignition systems
203 Combustion S I Engines
- Combustion phenomenon in SI Engines, Ignition delay,
- Flame propagation,
- Pressure-Crank angle diagram,
- Abnormal combustion,
- Auto ignition,
- Detonation and Knocking,
- Factors affecting combustion and detonation,
- Types of combustion chambers
300 Module 3
301 Compression Ignition Engines Fuel Injection Systems
- Fuel Injection Systems : Types i.e. Air injection systems,
- Airless/solid injection systems,
- Common rail, individual pump,
- distributor and unit injector etc,
- Injection pumps,
- Fuel injector,
- Types of nozzle,
- Electronically controlled unit fuel injection system,
- C I Engine Governors: necessity and characteristics
302 Combustion C I Engines
- Combustion phenomenon in C I engines,
- Stages of combustion,
- Delay period, Knocking,
- Pressure-Crank angle diagram,
- Factors affecting combustion and knocking,
- Types of combustion chambers
400 Module 4
401 Engine Lubrication
- Types of lubricants and their properties,
- SAE rating of lubricants,
- Types of lubrication systems
402 Engine Cooling
- Necessity of engine cooling,
- disadvantages of overcooling, Cooling systems and their comparison: Air cooling, Liquid cooling
403 Supercharging/Turbo-charging
- Objectives, Effects on power output and engine efficiency, Methods, Types, Limits
500 Module 5
501 Engine Testing and Performance
- Measurement of BP, IP, Fuel Consumption, Air flow, BMEP,
- Performance characteristic of SI and CI Engines,
- Effect of load and Speed on mechanical,
- indicated thermal,
- break thermal and volumetric efficiencies,
- Heat balance sheet
502 Exhaust Emissions
- Exhaust gas analysis and methods, necessity, constituents, Air pollution due to engine exhaust, Pollution control devices and EURO, BHARAT standards
503 Fuels
- SI and CI engine fuels, Rating of fuels,
- Non conventional fuels: CNG, LPG, Bio-fuels, Hydrogen, Alcohol etc
600 Module 6
601 Alternative Potential Engines
- Stratified charge engine, Wankel engine, Free-piston engine, Stirling engine, VCR engine, Dual fuel engines, Multi fuel engines.
602 Modern Trends in I C Engines
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