Syllabus Applied Thermodynamics - (202048) Credits Examination Scheme 04 Theory : 03 Practical : 01 End-Semester : 70 Marks Oral : 25 Marks Unit III SI and CI Engines SI Engines : Theory of Carburetion and Types of Carburetor, Working of Simple Carburetor, Electronic Fuel Injection System, Combustion stages in SI engines, Abnormal Combustion, Theory of Detonation and Parameters affecting detonations, Rating of fuels in SI engines, Combustion Chambers used in SI Engine. CI Engines : Fuel Injection system, Construction and Working of Fuel Pump, Fuel Injector and Various types of Nozzle, Combustion stages in CI engines, Theory of knocking and Parameters affecting knocking, Rating of fuels in CI engines, Combustion Chambers used in CI Engines. (Chapter - 3) Unit IV IC Engine Testing and Emission Engine Testing : Engine Testing Procedure, Measurement of indicated power, Brake power, fuel consumption, Air Consumption, Measurement of friction power by Willan’s Line Method and Morse Test, calculation of mean effective pressure, various efficiencies, specific fuel consumption, heat balance sheet of IC Engines and performance Characteristic curves. Emission & Control : Introduction to Indian Driving Cycle (IDC), European Driving Cycle (EDC), SI and CI Engines Emission and controlling methods, Methods to measure emission such as (Non Dispersive Infrared Red (NDIR), Flame Ionization Detector (FID), Chemiluminescent Analyzer, Smoke meter), Euro Norms and Bharat Stage Norms. (Chapter - 4) Unit V Engine Systems and Alternative Fuels Cooling system : Air Cooling, Liquid cooling, Lubrication system : Objectives of lubrication system, properties of lubricant, Methods of lubrication system, Ignition system : battery coil ignition system, magneto ignition system, Electronics Ignition (CDI, TCI), Maximum Brake Torque (MBT) & spark advance. Supercharging and Turbo-charging. Alternative Fuels : Bio-diesel, Ethanol, LPG, CNG and Hydrogen. (Chapter - 5) Unit VI Compressor Reciprocating Compressor : Applications of compressed air, single stage compressor (without clearance and with clearance volume), volumetric efficiency, isothermal efficiency, effect of clearance volume, free air delivery (FAD), actual indicator diagram for air compressor, Multi staging of compressor, optimum intermediate pressure, intercooler, after cooler, Capacity control of compressors. Rotary Compressors : Roots blower, Vane type, Screw compressor and Scroll compressor. (Chapter - 6)
