U18ME504: Internal combustion Engines & Gas
Turbines
CLASSROOM DISCUSSION TOPIC
W-1 CDT-1
TOPIC: introduction to IC Engines and
fundamentals
Dr. G. Srinivasa Rao
Department of Mechanical Engineering
Kakatiya Institute of Technology and Science Warangal
1
, U18ME605
INTERNAL COMBUSTION ENGINES AND GAS TURBINES
Course Learning Objectives (LOs):
LO1: classification of engines and their performance parameters
LO2: fuel supply and ignition systems, developments in IC
engines
LO3: rotary, centrifugal and axial flow compressors
LO4: classification and performance of gas turbines
, UNIT-I [9]
Introduction: Basic engine components and
nomenclature; classification of engines;
Working principle of two and four stroke SI &
CI engines; valve and port timing diagrams
Testing of IC Engines: Measurement of brake
power, friction power and indicated power;
indicator diagram, fuel and air consumption;
performance parameters mean effective
pressure, specific fuel consumption, air-fuel
ratio, mechanical, volumetric and thermal
efficiencies; heat balance sheet; effect of
clearance volume on volumetric efficiency
, UNIT-II [9]
Fuel Supply Systems: SI Engines - carburetion, mixture
requirements; calculation of air fuel ratio; types of
carburetors;
CI Engines - functional requirements of an injection
system, injection pump and injector nozzle Ignition:
Requirements of an ignition system; types of ignition
systems-battery ignition system, magneto ignition
system, transistorized coil ignition system and
capacitance discharge ignition system
Supercharging & Scavenging: Effect of supercharging on
thermal efficiency; methods of supercharging and
scavenging
Developments in IC Engines: Working principles of EGR,
MPFI, CRDI and HCCI
Turbines
CLASSROOM DISCUSSION TOPIC
W-1 CDT-1
TOPIC: introduction to IC Engines and
fundamentals
Dr. G. Srinivasa Rao
Department of Mechanical Engineering
Kakatiya Institute of Technology and Science Warangal
1
, U18ME605
INTERNAL COMBUSTION ENGINES AND GAS TURBINES
Course Learning Objectives (LOs):
LO1: classification of engines and their performance parameters
LO2: fuel supply and ignition systems, developments in IC
engines
LO3: rotary, centrifugal and axial flow compressors
LO4: classification and performance of gas turbines
, UNIT-I [9]
Introduction: Basic engine components and
nomenclature; classification of engines;
Working principle of two and four stroke SI &
CI engines; valve and port timing diagrams
Testing of IC Engines: Measurement of brake
power, friction power and indicated power;
indicator diagram, fuel and air consumption;
performance parameters mean effective
pressure, specific fuel consumption, air-fuel
ratio, mechanical, volumetric and thermal
efficiencies; heat balance sheet; effect of
clearance volume on volumetric efficiency
, UNIT-II [9]
Fuel Supply Systems: SI Engines - carburetion, mixture
requirements; calculation of air fuel ratio; types of
carburetors;
CI Engines - functional requirements of an injection
system, injection pump and injector nozzle Ignition:
Requirements of an ignition system; types of ignition
systems-battery ignition system, magneto ignition
system, transistorized coil ignition system and
capacitance discharge ignition system
Supercharging & Scavenging: Effect of supercharging on
thermal efficiency; methods of supercharging and
scavenging
Developments in IC Engines: Working principles of EGR,
MPFI, CRDI and HCCI
