AT1009 COMBUSTION AND HEAT TRANSFER 3 0 0 100
To make the students understand the advanced level automobile engine combustion and heat transfer aspects.
UNIT – I INTRODUCTION 9
Combustion in premixed and diffusion flames, combustion process in IC Engines.
UNIT – II NORMAL AND ABNORMAL COMBUSTION IN SI ENGINES 9
Stages of combustion in SI Engines, flame propagation, rate of pressure rise,
cycle to cycle variation, abnormal combustion. Theories of detonation, effect of engine operating variables on combustion.
UNIT – III COMBUSTION AND KNOCK IN CI ENGINES 9
Droplet and spray combustion theory. Stages of combustion, delay period, peak pressure, heat release, gas temperature, diesel Knock.
UNIT – IV HEAT TRANSFER IN IC ENGINES 9
Basic definitions. Conductive heat transfer, convective heat transfer, radiative heat transfer. Temperature distribution and thermal stresses in piston, cylinder linear, cylinder head, fins and valves. Heat transfer correlations for engines. Fin design, radiators and oil coolers.
UNIT – V COMBUSTION AND HEAT TRANSFER IN IC ENGINES 9
Photographic studies of combustion processes, pressure-crank angle diagram in SI and CI engines. Temperature measurement in piston, cylinder liner, cylinder head and engine valves. Incylinder flow measurement techniques.
TOTAL : 45
1. Heywood J.B “Internal Combustion Engine Fundamentals”, McGraw-Hill Book CO., USA - 1995.
2. Ganesan .V. “Internal Combustion Engineering”, Tata McGraw-Hill Publishing Co., New Delhi, 2003.
1. SPALDING. D.B. - ‘Some Fundamentals of Combustion’ - Butterworth Science Publications, London - 1985.