19-01-2013, 04:45 PM
ADVANCED I.C. ENGINES
OBJECTIVES:
• To update the knowledge in engine exhaust emission control and alternate fuels
• To enable the students to understand the recent developments in IC Engines
UNIT I SPARK IGNITION ENGINES 9
Air-fuel ratio requirements, Design of carburetor –fuel jet size and venture size, Stages
of combustion-normal and abnormal combustion, Factors affecting knock, Combustion
chambers, Introduction to thermodynamic analysis of SI Engine combustion process.
UNIT II COMPRESSION IGNITION ENGINES 9
Stages of combustion-normal and abnormal combustion – Factors affecting knock,
Direct and Indirect injection systems, Combustion chambers, Turbo charging,
Introduction to Thermodynamic Analysis of CI Engine Combustion process.
UNIT III ENGINE EXHAUST EMISSION CONTROL 9
Formation of NOX , HC/CO mechanism , Smoke and Particulate emissions, Green
House Effect , Methods of controlling emissions , Three way catalytic converter and
Particulate Trap, Emission (HC,CO, NO and NOX , ) measuring equipments, Smoke and
Particulate measurement, Indian Driving Cycles and emission norms
UNIT IV ALTERNATE FUELS 9
Alcohols , Vegetable oils and bio-diesel, Bio-gas, Natural Gas , Liquefied Petroleum
Gas ,Hydrogen , Properties , Suitability, Engine Modifications, Performance ,
Combustion and Emission Characteristics of SI and CI Engines using these alternate
fuels.
UNIT V RECENT TRENDS
Homogeneous Charge Compression Ignition Engine, Lean Burn Engine, Stratified
Charge Engine, Surface Ignition Engine, Four Valve and Overhead cam Engines,
Electronic Engine Management, Common Rail Direct Injection Diesel Engine, Gasoline
Direct Injection Engine, Data Acquisition System –pressure pick up, charge amplifier PC
for Combustion and Heat release analysis in Engines.