I.C. Engine: Principle of working; basic engine types; comparison of air standard cycles; air cycle analysis with variable specific heats;
introduction to fuel air cycle analysis; actual cycles; mep; thermal efficiency.
Availability analysis for engine processes.
Combustion calculations related to I.C. Engine fuels. Desirable characteristics of fuels for I.C. Engine.
Mixture requirements for S.I Engine; carburation pressure drop - flow relation; fuel air ratio; complete carburetor. Petrol injection.
Ignition system in S.I. Engine : Battery, Magneto, and electronic ignition systems; ignition timing and spark advance.
Fuel oil injection in C.I. Engine ; fuel injection systems; injection pumps and nozzles.
Theories of combustion in S.I and C. I. Engines - methods for reduction of detonation and knock; Octane number and Cetane number.
Supercharging in I.C. Engine; supercharging limits;
Scavenging of I.C. engines, two stroke S.I. and C.I. engines; scavenging parameters; ideal scavenging processes; actual scavenging;
scavenging pumps.
Steam Turbine: Steam Generation - introduction to Boilers; Principles of action of turbines, classification, relative advantages of
turbines as prime movers, isentropic flow through nozzle, nozzle shape, critical pressure ratio and maximum flow, effect of friction in
nozzle flow, under-expansion and over-expansion in nozzles, supersaturated flow through nozzles.
Flow through impulse turbine blading, velocity diagram, blade work, blade efficiency, optimum velocity ratio, multistaging and its
advantage, velocity compounded impulse turbine, pressure compounded impulse turbine, reheat factor, internal efficiency, state point
locus.
Flow through reaction turbine blading, velocity diagram, degree of reaction, blade work, blade height, stage efficiency, optimum
velocity ratio, axial thrust in reaction turbine, erosion of turbine blades.