Introduction to reciprocating engines.
Basics. Pros and cons. Classification. Geometric parameters. Indicated parameters.
Ideal Otto and Diesel cycle. Efficiencies. Actual cycles.
The flow through a valve. Mach index and volumetric efficiency. Partial throttle
Breathing exercises II
Combustion chamber, valve, manifolds
Turbochargers and intercoolers
Supercharging. Intercoolers. Classification. Physical modeling of turbochargers.
Types of cooling systems (air cooling vs. water cooling). Types of heat transfer. Heat transfer in an engine: correlations. Heat transfer in the coolant.
Engine friction and Lubrication
Engine friction, lubrication, efficiency and losses
Flow in the cylinder:
Phases of flow, turbulence, swirl and tumble, compression
Combustion and fuels:
Spark ignition engines. Normal combustion in spark ignition engines. Parameter influence in normal combustion. Model of normal combustion. Abnormal combustion.
Combustion and fuels II:
Compression ignition engines. Analysis of the combustion process. Delay time reduction. Fuel quality. Combustion process model. Types of compression ignition engines.
Overall engine Performance:
Carburation and injection. Transient response.
Introduction to Kinematics in reciprocating engines. Crank handle connecting rod system kinematics. Introduction to dynamics in reciprocating engines. Torque calculation. Mechanical loads in the engine.