Hello Mechanical Engineering students, I am sharing the Gas dynamics & jet propulsion PDF class lecture notes, eBook, book as per the Mechanical Engineering Third year course syllabus. These Gas dynamics & jet propulsion quick revision notes will help you prepare on the exam day and score good marks.
List of topics covered in Gas dynamics & jet propulsion quick revision PDF Hand written class notes, book, eBook for Mechanical Engineering Third Year:
List of topics covered in Gas dynamics & jet propulsion quick revision PDF Hand written class notes, book, eBook for Mechanical Engineering Third Year:
- COMPRESSIBLE FLOW – FUNDAMENTALS: Energy and momentum equations for compressible fluid flows, various regions of flows, reference velocities, stagnation state, velocity of sound, critical states, Mach number, critical Mach number, types of waves, Mach cone, Mach angle, effect of Mach number on compressibility
- FLOW THROUGH VARIABLE AREA DUCTS: Isentropic flow through variable area ducts, T-s and h-s diagrams for nozzle and diffuser flows, area ratio as a function of Mach number, mass flow rate through nozzles and diffusers, effect of friction in flow through nozzles.
- FLOW THROUGH CONSTANT AREA DUCTS: Flow in constant area ducts with friction (Fanno flow) – Fanno curves and Fanno flow equation, variation of flow properties, variation of Mach number with duct length.Isothermal flow with friction in constant area ducts Flow in constant area ducts with heat transfer (Rayleigh flow), Rayleigh line and Rayleigh flow equation, variation of flow properties, maximum heat transfer.
- NORMAL SHOCK: Governing equations, variation of flow parameters like static pressure, static temperature, density, stagnation pressure and entropy across the normal shock, Prandtl - Meyer equation, impossibility of shock in subsonic flows, flow in convergent and divergent nozzle with shock, normal shock in Fanno and Rayleigh flows, flow with oblique shock (elementary treatment only).
- PROPULSION: Aircraft propulsion – types of jet engines – energy flow through jet engines, study of turbojet engine components – diffuser, compressor, combustion chamber, turbine and exhaust systems, performance of turbo jet engines – thrust, thrust power, propulsive and overall efficiencies, thrust augmentation in turbo jet engine, ram jet and pulse jet engines Rocket propulsion – rocket engines thrust equation – effective jet velocity specific impulse – rocket engine performance, solid and liquid propellants, comparison of different propulsion systems.
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