Supercharging Basic concept-Supercharging principle-Effects on Engine performance-Engine modification required-Types of compressor-Surging in compressor-Performance characteristic curves

Turbocharging Basic concept-Turbocharging principle- Comparison between turbocharging and supercharging-Effects on Engine performance- Turbocharging methods-Variable Geometry Turbocharging – Multistage turbocharging - Engine exhaust manifolds arrangements-waste gate-Turbocharger lag-Engine modification required for turbocharging

Features of two stroke cycle engines – Classification of scavenging systems – Charging Processes in two stroke cycle engine – Terminologies – Sankey diagram – Relation between scavenging terms – scavenging modelling – Perfect displacement, Perfect mixing. Mixture control through Reed valve induction-Types of backflow.

Porting – Port Essence of port design-Design considerations – Design of Intake and Exhaust Systems – Tuning- Kadenacy system.

Experimental techniques for evaluating scavenging – Firing engine tests – Non firing engine tests – Development in two stroke engines for improving scavenging-Direct injection two stroke concepts