AM4102 Engine and Auxillary Systems Syllabus:

AM4102 Engine and Auxillary Systems Syllabus – Anna University PG Syllabus Regulation 2021

COURSE OBJECTIVES:

 To impart knowledge on engine operation and its constructional details
 Understand various subsystems involved in engine operation
 To impart knowledge to design and analyse engine operating parameters like air fuel ratio, injection parameters etc
 Understand the concept of combustion and its effects under various conditions
 To impart knowledge on recent developments on IC engines.

UNIT I ENGINE BASIC THEORY

Introduction – Engine types – Operating cycle – otto, diesel, dual operating cycles – Fuel air cycle and actual cycles –- Two and four stroke engines – Engine design and operating parameters – Typical performance and pollution curves for automobile engines.

UNIT II FUEL SUPPLY AND IGNITION SYSTEMS

Objective and theory of carburetion – carburetors, Types, Additional system and modern devices of carburetor — Calculation of air fuel ratio of carburetor – Diesel fuel injection objective and types – pumps and injectors, Introduction to Petrol Injection system – conventional ignition systems, advance mechanisms.

UNIT III AIR MOTION, COMBUSTION AND COMBUSTION CHAMBERS

Combustion stoichiometry‐ Combustion reactions‐ chemical equilibrium Combustion in SI and CI engines – Premixed and diffused combustion, laminar and turbulent combustion of fuels in engines. Droplet combustion. Comparison of knock in CI & SI engines. Direct and indirect injection combustion chambers for diesel combustion. Cylinder pressure data and heat release analysis.

UNIT IV ENGINE COOLING, LUBRICATING SYSTEMS AND SUPERCHARGING, TURBOCHARGING

Air cooling and water cooling – thermo syphon cooling, forced cooling systems. Fins and radiator – design calculation. Theory of lubrication — types of lubrication, splash lubrication system, petroil lubrication system, forced feed lubrication system. Properties of engine lubricants. Supercharger and Turbochargers. Modification of an engine for supercharging. Effect of supercharging on engine performance. Variable geometry and variable nozzle turbocharger. E‐Turbocharger. Problems.

UNIT V NEW ENGINE TECHNOLOGY

Lean Burn engine – Different approaches to lean bum – LHR engine – Surface ignition Concept – catalytic ignition – homogenous charge compression ignition – variable valve timing – Multi Port Injection System – Gasoline Direct Injection – Common Rail Direct Injection – Recent Trends.

TOTAL : 45 PERIODS

COURSE OUTCOMES:

 Students will have the basic knowledge on Automotive Engines and its various sub systems along with its functions.
 Student can able to design and solve engine related problems
 Student will have command knowledge over recent development in the area of internal combustion engines.
 Student can apply their knowledge to analyse and correlate the data with recent requirements of automobile industry
 Student to can explore new alternate fuels or energy system to run the automobile

REFERENCES:

1. J.B.Heywood, ‘Internal combustion engine Fundamentals’, McGraw Hill Book Co, 2017.
2. V.Ganesan, ‘Internal combustion Engines’, Tata McGraw Hill Book Co, Eighth Reprint, 2012.
3. Edward F.Obert, ‘Internal combustion engines and air pollution’ Harber and Row Publishers, 1973.
4. M.Khovakh, ’Motor Vehicle Engines’, Mir Publishers, Mascow,1976
5. Heinz Helzler “ Advenced Engine Technology” E. Arnold, 1995
6. W.H.Crouse and A.L.Anglin, ‘Automotive Emission control’, McGraw Hill Book Co, 1995.
7. G.S.Springer and A.J.Patterson, ’Engine emissions and pollutant formation’, plenum press, New york, 1985.